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Flow control (e.g., valve or pump control)

Subclass of:

700 - Data processing: generic control systems or specific applications

700090000 - SPECIFIC APPLICATION, APPARATUS OR PROCESS

700275000 - Mechanical control system

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
700283000 Dispensing management (e.g., spraying) 210
700285000 Fluid mixing 19
Entries
DocumentTitleDate
20130030577MONITORING PIPELINE INTEGRITY - A method of detecting and responding to a threat condition includes receiving, at a sensing module, an input acquired in proximity to a pipeline of a fluid distribution system, the input including data associated with a vibration measurement of the pipeline acquired by a sensor exterior of the pipeline. The method also includes determining whether the input indicates a threat condition by comparing the data to a previously recorded baseline vibration measurement. The method further includes automatically closing a first fluid transmission valve in response to a determined threat condition, thereby restricting flow of fluid through the pipeline in a vicinity of the first fluid transmission valve, and wirelessly transmitting a message for receipt by a control module that is remote from the sensing module, the message including indications of the determined threat condition, the first fluid transmission valve, and an identifier associated with the sensing module.01-31-2013
20100161138DISTRIBUTED MONITORING AND CONTROL FLUID HANDLING SYSTEM - A fluid handling control/monitoring system is divided into a network of modular, intelligent components. These individual components are generally specific to a certain function within the system and contain all the intelligence necessary to perform that function without external guidance. Examples of the different types of components include but are not limited to: human-machine interface (HMI), fluid control, heater control, motor control, field-bus communications and the like. While each type of board is specialized in function, it may control several items of the same nature. For instance, a heater control may be able to control several heaters on one system. Similarly, a fluid board may have the ability to receive input from more than one flow meter and then control fluid flow of more than one point. An example might be a plural component metering and dispensing system where two fluid components have to be combined in a precise mix ratio.06-24-2010
20130085618Method of and Apparatus for Multiple Channel Flow Ratio Controller System - A four channel gas delivery system comprising: an inlet channel; four outlet channels; four flow sensors; four control valves, each valve being arranged so as to control the flow from the inlet channel through a corresponding one of the outlet channels; a flow ratio control system configured so as to control the flow from the inlet channel through the corresponding outlet channels so that the following flow ratios are controlled: (a) a first ratio of flows between the outlet channels of a first pair; (b) a second ratio of flows between the outlet channels of a second pair; and (c) a third ratio of flows between the first pair of outlet channels relative to the second pair of outlet channels; wherein the third ratio is controlled by generating at least one bias signal respectively applied to at least one pair of valves, the bias signal being a function of a predetermined set point of the third ratio and measured values of the third ratio.04-04-2013
20090192652SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD - Provided is a substrate processing apparatus which is capable of detecting malfunction of mechanisms installed inside MFC. An inert gas supply line (07-30-2009
20090216384Flow Rate Control System in Refrigeration Circuits, Method for Controlling a Refrigeration System and a Refrigeration System - The present invention relates to a flow rate control system in refrigeration circuits, to a method for controlling a refrigeration system and to a refrigeration system properly speaking, which may include, for example, from a domestic refrigerator to an air conditioning system. In particular, the present invention is directed to a solution for the loss of efficiency in the expansion valve (08-27-2009
20100082166COOK FLASH TEMPERATURE OPTIMIZATION - The present invention provides novel techniques for controlling the output of a distillation sub-process by controlling, using model predictive control, the temperature of steam used in the distillation sub-process, wherein the steam is generated in a milling and cooking sub-process. In particular, the present techniques are presented in the context of biofuel production, wherein the temperature of a cook tube generated in a milling and cooking sub-process may be controlled to optimize the energy utilization in the ethanol/water separation of a side stripper column, which uses the cook flash steam as an energy source. However, the present techniques may also be applied to other suitable applications, such as liquor processing, where steam generated in a different process may be used in a distillation process to help separate water from the liquor.04-01-2010
20100076609Estimation and Control of a Resonant Plant Prone to Stick-Slip Behavior - An apparatus is provided for estimating and/or precluding stick-slip, or other oscillatory or resonant behavior, through use of a virtual transducer, which precludes the need for having sensors located adjacent to a driven element of the system, or adjacent contact surfaces at which the stick-slip relative motion may occur. Parameters measurable at a drive mechanism are utilized for controlling a system in a manner which precludes stick-slip, or other oscillatory or resonant behavior, of a driven element of the system. Relative motion between contacting surfaces in the driven element, prone to stick-slip behavior, is controlled after sufficient force is applied by the drive element to overcome static friction forces between the contacting surfaces and break them free from one another, relative motion between the surfaces is maintained at a high enough relative speed that the surfaces are precluded from contacting one another, so that stick-slip behavior is precluded.03-25-2010
20120245742METHOD OF CONTROLLING A COOLING DEVICE FOR A MACHINE TOOL - A method of controlling a cooling device for cooling a cutting tool in a machine tool. The method comprising the steps of: 09-27-2012
20120245741INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, RECORDING MEDIUM, AND PROGRAM - An information processing apparatus includes a plurality of wind pressure sensors that detect wind pressures, and a control unit that controls a predetermined process to be performed according to difference of the wind pressures detected by the plurality of wind pressure sensors.09-27-2012
20130079934Computer implemented method for controlling ebb flow watering systems - A method of controlling an ebb and flow watering system utilizing existing hardware commonly used in ebb and flow systems including float switches, water pumps, electromechanical timers, reservoir, control bucket, flood lines, indicator LEDs and plant containers such that the filling and draining of the control bucket is improved by accommodating for hydraulic delays, flood line restrictions, and pump limitations, while further providing constant monitoring for leaks or float switch failure, and shutting off the pumps if the same are determined.03-28-2013
20130035796BATTERY-POWERED CONTROL VALVE AND OPERATION THEREOF - The present disclosure describes, among other things, a method. The method may include receiving an instruction to actuate a valve. The method may also include receiving a first period of time. The method may also include applying energy to the valve for the first period of time. The method may also include comparing a first state of the valve with a state in the instruction. The method may also include determining a second period of time by increasing the first period of time. The method may also include applying energy to the valve for the second period of time. The method may also include determining that a second state of the valve matches the state in the instruction.02-07-2013
20100030387Intelligent Remote-Controlled Portable Intravenous Injection and Transfusion System - An intelligent remote-controlled portable intravenous injection and transfusion system includes a fluid storage unit (A), a transfusion needle (B), a transfusion tube (C) and a fluid supply driving unit (D). The fluid storage unit (A) is formed by a portable bag (A02-04-2010
20130079935Method of Real Time Diagnostic of Fracture Operations with Combination of Tube Waves and Microseismic Monitoring - This invention relates to petroleum industry, in particularly, to control and monitoring of processes related to reservoir stimulation. A method of real time diagnostic of fracture operations with combination of tube waves and microseismic monitoring, comprising performing a fracture in a wellbore, recording microseismic activity generated during the fracturing operations. Determining of microseismic event locations, generating low frequency pressure waves (tube waves) near the wellbore, recording of tube waves reflections from the fractures in real time and analyzing microseismic event locations and tube waves reflections from the fractures.03-28-2013
20100042262CONTROL METHODS FOR CALIBRATING MOTOR SPEED IN AN AIR TREATMENT SYSTEM - A control system and associated methods for an air treatment system. In one aspect, the present invention provides a control system and method for controlling blower speed as a function of separately determined smoke and dust concentrations. In one embodiment, the control system and method provides a variable delayed between changes in motor speed to address undesirable rapid changes between speeds. In another aspect, the present invention provides a system and method for calibrating a sensor to provide more uniform operation over time. In yet another aspect, the present invention provide a system and method for calibrating motor speed to provide more consistent and uniform motor speed over time. The present invention also provides a system and method for tracking filter life by as a function of time, motor speed and/or a sensed variable, such as particulate concentration in the environment.02-18-2010
20100042261PLANT CONTROLLING SYSTEM AND PLANT CONTROLLING METHOD - A plant controlling system that controls a process value of a plant by operating a plurality of operation targets includes: a velocity-type PID controlling unit to receive a control deviation between the process value and a control set value, and calculate and output a manipulated variable deviation for the operation targets; a switching unit to switch and then output the manipulated variable deviation from the velocity-type PID controlling unit to the operation targets; a plurality of manual operating units, having an integration function, that are associated with the operation targets and output either one of the manipulated variable calculated by the integration of the manipulated variable deviation output from the switching unit and a manipulated variable based on a manually set value to the respective associated operation targets based on a control mode of the operation targets; and a switch controlling unit configured to control operation of the switching unit based on the control mode of the operation targets and the manipulated variables output to the operation targets.02-18-2010
20100042260Predictor of When to Harvest Cells Grown in a Bioreactor - This invention relates to a cell expansion system and to a method of determining when to harvest cells from the cell expansion system.02-18-2010
20100042259METHOD AND APPARATUS FOR MONITORING AND OPTIMIZING BLOOD CIRCULATION GENERATED BY A PUMP - In a method for the automatic control of blood pumps, an optimization of the blood flow is achieved by periodic speed interventions and flow changes thereby occurring, using a formed differential variable and a control algorithm. In addition, the location of possible flow resistances on the venous or arterial side can be ascertained.02-18-2010
20090157230METHOD FOR CONTROLLING A FLOWRATE OF A RECIRCULATED EXHAUST GAS - A method for controlling an exhaust gas recirculation (EGR) system is provided. The EGR system may allow for the removal and the sequestration of at least one constituent within the exhaust before the recirculation occurs. The method may monitor the level of at least one constituent and adjust an EGR recirculation rate.06-18-2009
20100332036Method, System and Computer Program Product for Monitoring and Optimizing Fluid Extraction from Geologic Strata - An arrangement which utilizes an inexpensive flap valve/flow transducer combination and a simple local supervisory control system to monitor and/or control the operation of a positive displacement pump used to extract petroleum from geologic strata. The local supervisory control system controls the operation of an electric motor which drives a reciprocating positive displacement pump so as to maximize the volume of petroleum extracted from the well per pump stroke while minimizing electricity usage and pump-off situations. By reducing the electrical demand and pump-off (i.e., “pounding” or “fluid pound”) occurrences, operating and maintenance costs should be reduced sufficiently to allow petroleum recovery from marginally productive petroleum fields. The local supervisory control system includes one or more applications to at least collect flow signal data generated during operation of the positive displacement pump. No flow, low flow and flow duration are easily evaluated using the flap valve/flow transducer arrangement.12-30-2010
20120185102PRESSURE COMPENSATED FLOW RATE CONTROLLER WITH BTU METER - A constant-flow control valve and BTU meter assembly that has a pressure independent, constant-flow control valve assembly connectable to the fluid-based heating or cooling system. A valve stem is connected to a valve member and is rotatable as a unit relative to a valve body to change the position of valve member to change a fluid flow rate through the valve. The valve member's position relative to the fluid path is directly related to the fluid flow rate. A BTU meter assembly is connected to the valve stem, which is rotatable relative to the BTU meter assembly. A position sensor of the BTU meter assembly detects a rotational position of the valve stem relative to the BTU body. A controller of the BTU meter assembly determines the fluid flow rate based upon the pressure drop across the valve assembly and the rotational position of the valve stem.07-19-2012
20090125154Control Method and Control System for a Flow Control Valve - The invention relates to controlling (05-14-2009
20090125153Nozzle Snap Flow Compensation - A fuel dispenser including a fuel delivery path configured to deliver fuel to a vehicle, a display configured to display the total dispensed fuel volume, and a fuel meter configured to measure a fuel delivery rate. A data set having a plurality of fuel volume compensation values corresponding to a plurality of fuel delivery rate values, and a microprocessor configured to calculate a volume of fuel dispensed and retrieve a fuel volume compensation value. The fuel meter measures the fuel delivery rate at the time of the event, the microprocessor determines which fuel delivery rate value corresponds to the fuel delivery rate, retrieves the corresponding fuel volume compensation value, and adds the retrieved fuel volume compensation value to the calculated volume of fuel dispensed to obtain the total dispensed fuel volume.05-14-2009
20090306833COOLING ASSIST MODULE - Systems associated with moving heat out of a computer are described. One exemplary system embodiment includes a large heat exchanger, large, quiet, automatically redundant fans, automatically redundant pumps, and a leak containment apparatus. The example system may also include logics for selectively controlling air flow, liquid flow, and flow paths.12-10-2009
20090306832CONTROL METHOD OF A HYDRAULIC MACHINE FOR SAVING ENERGY OR IMPROVING EFFICIENCY - An energy-saving or speed-increase control method for a hydraulic machine is disclosed in this invention, the characteristics of which includes a control plan to adjust pressure or flow amount of the machine for energy-saving or production efficiency increase; setting up working conditions as in input to said machine; inspection of working conditions and operational processes of the machine; updating demands in control plan based on the inspected working conditions and operational processes of a hydraulic machine; incorporating specific characteristics of individual elements in different working conditions and operational processes to coordinate with the control plan.12-10-2009
20090306831Method for the highly precise regulation of load-variable heat sources or heat sinks, and device for controlling the temperature of a dynamic heat source, especially pump diodes for solid-state lasers - The invention relates to a method for the highly precise regulation of load-variable heat sources or heat sinks, and to a device for controlling the temperature of a dynamic heat source, especially of pump diodes for solid-state lasers. According to said method, the calculated mean value of the forward flow temperature and the return flow temperature is preset as an actual value for regulating the power, in order to ensure a stabilisation of the heat source even without any information on the type of thermal load and the heat quantity to be dissipated, by the mean reference temperature for the heat flow to or from the temperature-controlling medium being maintained at a constant value irrespective of the heat quantity to be dissipated. As far as the device is concerned, a return flow temperature measuring device is provided in addition to a forward flow temperature measuring device arranged in the pump diode coolant circuit, both measuring devices being connected to an analog or digital computing unit which performs a mean value calculation in order to determine a refrigerating capacity set value transmitted to corresponding switching devices for the regulation of the load.12-10-2009
20090306830Control Valve System with Cycle Monitoring, Diagnostics and Degradation Prediction - A valve body has an elongated bore in communication with an inlet port and an outlet port. A valve element is movable within the bore between deactuated and actuated positions. A valve sensor generates a sensor signal indicative of an instantaneous parameter of the valve that changes between the deactuated and actuated positions. A logic unit receives the sensor signal and a pilot command signal that actuates the valve. A predetermined change in the pilot command signal causes the logic unit to determine a cycle parameter responsive to a time period between two predetermined events. At least the beginning or end of the time period corresponds to a predetermined value of the sensor signal. The individual determinations of the cycle parameter are accumulated to obtain an expected cycle parameter. The logic unit generates an indication signal when the cycle parameter exhibits a predetermined variance from the expected cycle parameter.12-10-2009
20120191259CONTROL SYSTEM METHODS FOR NETWORKED WATER HEATERS - Disclosed is a control system for controlling a plurality of fluidly and operably connected water heaters to meet a hot water demand such that overall efficiency is maximized and usage disparity between water heaters is minimized. There is further disclosed a method for detecting a small system demand in said network by adjusting the setting of each flow limiting valve of each water heater. There is still further disclosed a method for enabling seamless addition or removal of a heater in service and heating load distribution to water heaters.07-26-2012
20090093913DOOR CLOSER ASSEMBLY - A door closer assembly is provided, including a valve regulating an amount of hydraulic fluid that flows through the valve. The amount of hydraulic fluid flowing through the valve controls a force generated by the door closer assembly on a door. A first sensor measures an angular position of the door, and a second sensor measures an angular position of the valve. The angular position of the valve determines the amount of hydraulic fluid flowing through the valve. A controller controls the adjustment of the valve based on the angular position of the door and the angular position of the valve.04-09-2009
20130073096PROACTIVE COOLING CONTROL USING POWER CONSUMPTION TREND ANALYSIS - A fluid-cooled computer system includes a plurality of heat-generating components and a cooling system configured for supplying a cooling fluid at a controlled cooling fluid flow rate to cool the heat-generating components. A temperature-based cooling control circuit includes a temperature sensor configured for sensing a temperature of the heat-generating components and control logic for increasing a cooling fluid flow rate in response to the temperature exceeding a temperature threshold. A power-based cooling control circuit is configured for identifying and quantifying an increasing power consumption trend over a target time interval and, during a period that the temperature of the electronic device does not exceed the temperature threshold, increasing a cooling fluid flow rate to the electronic device in response to the magnitude of the increasing power consumption trend exceeding a power threshold. In one option, the fluid-cooled computer system is a server and the heat-generating components include a processor.03-21-2013
20110015792METHOD FOR IDENTIFICATION OF PNEUMATIC DRIVES - The disclosure relates to a system and method for identification of pneumatic drives. The pneumatic actuating drive is controlled by an electro-pneumatic position regulator, which is equipped with a microcontroller, at least one electro-pneumatic transducer for controlling the pressure-medium flow to and from the drive, and a communication interface. After the position regulator has been started up with an initial setting, a nominal value profile and an actual value profile can be analyzed during operation and, if a control error exceeds a predeterminable minimum value, the manipulated variable from the position regulator can be temporarily replaced by a test signal during which operating parameters of the controlled system are recorded from which current regulator parameters are determined.01-20-2011
20110015791THERMAL MASS FLOW SENSOR WITH IMPROVED RESPONSE ACROSS FLUID TYPES - One embodiment of the present invention comprises a mass flow controller. The mass flow controller may comprise a pair of thermal sensing elements, a bridge circuit adapted to receive at least one first signal from the pair of thermal sensing elements and a differential amplifier adapted to (i) receive at least one bridge signal from the bridge circuit, and (ii) emit an output signal generally proportional to a flow rate of fluid passing through the mass flow controller. The mass flow controller is also comprised in one embodiment of a filter portion of a control module having one or more first filters comprising substantially permanent parameters adapted to provide a more accurate output signal for a baseline fluid upon a change in the flow rate and one or more second filters comprising variable parameters, with each of the one or more second filters being adapted to provide a more accurate output signal for non-baseline fluids upon a change in the flow rate.01-20-2011
20130060388POSITIONER FAULT CHECKING METHOD - Fault checking an EPM or a pilot relay, by an EPM driving signal Duty, into the EPM, and a nozzle back-pressure Pn, from the EPM, are sampled. A change speed vDuty (k) of the Duty (k) is calculated from the Duty (k) in the current cycle and the Duty (k−1) from the previous cycle, and a change speed vPn (k) for the Pn (k) is calculated from the Pn (k) for the current cycle and Pn (k−1) from the previous cycle. If both vDuty (k) and vPn (k) are small, then the weighting w1 (k) is defined as 1 (where it is defined as 0 otherwise), and with each sampling a fault check indicator value e03-07-2013
20090299535ELECTRIC MOTOR DRIVEN LUBRICATION PUMP AND LUBRICATION SYSTEM PROGNOSTIC AND HEALTH MANAGEMENT SYSTEM AND METHOD - An aircraft lubrication supply system health and prognostic system and method includes supplying a pressure signal representative of lubricant pressure, a temperature signal representative of lubricant temperature, a speed signal representative of motor rotational speed, and one or more aircraft condition signals representative of one or more aircraft operating conditions to a system characterization model of at least portions of the lubrication supply system. Simulation response data representative of at least the pressure signal, the temperature signal, and the speed signal are generated, and lubrication supply system health is determined based, at least in part, on the simulation response data.12-03-2009
20120226383Low Maintenance Spa Control System - A spa control system designed to reduce maintenance cost by providing modular construction for major control functions, with built-in diagnostic capabilities for isolating defective spa components. Multi-colored LEDs on the spaside panel constantly report the status of each component of the spa as well as the status of the functional modules themselves. Each time a component is activated, measurements of operational parameters, such as load currents, are instantly made and evaluated so that the proper LED color can be presented at the spaside. Since major functions such as audio, LED control, wireless, and spa logic are separated into removable modules, repair of the control system requires less time and less skilled personnel. Other design improvements, such as direct monitoring of heater element temperature and the purging of pumps on an as required-basis, enhance the spa's overall reliability and thus reduce the need for maintenance.09-06-2012
20110022236DEMAND FLOW PUMPING - Demand Flow operates chilled water plants at substantially improved efficiency, regardless of plant load conditions. In general, Demand Flow utilizes an operating strategy which controls chilled and condenser water pumping according to a constant Delta T line, which is typically near or at design Delta T. This reduces or eliminates Low Delta T Syndrome and reduces energy usage by chilled and condenser water pumps for given load conditions. Operation of chilled water pumps in this manner creates a synergy which generally balances flow rates throughout the plant, reducing undesirable bypass mixing and energy usage at air handler fans and other components of the chilled water plant. At plant chillers, application of Demand Flow increases the refrigeration effect through refrigerant sub-cooling and superheating, while preventing stacking. Demand Flow includes a critical zone reset feature which allows the constant Delta T line to be reset to adjust to changing load conditions.01-27-2011
20120197446ADVANCED FEED-FORWARD VALVE-CONTROL FOR A MASS FLOW CONTROLLER - The disclosed embodiments include a method, apparatus, and computer program product for measuring and controlling gas and/or liquid flow. In particular, embodiments of the invention provide advanced feed-forward valve-control for a mass flow controller for placing a proportional control valve in its expected position in response to a change in customer set point and/or an inlet pressures. In addition, the disclosed embodiments also provide independent ‘corroboration’ of the measured flow by a thermal mass flow sensor.08-02-2012
20120116596MASS FLOW CONTROLLER - The present invention comprises a flow rate sensor part and control valve; a calculation part that performs a proportional calculation on a deviation between a flow rate measurement value and setting value to calculate a feedback control value for the flow rate control valve; and an opening level control signal output part that generates an opening level control signal on the basis of the feedback control value to output the opening level control signal to the flow rate control valve. A gain value to be multiplied by the deviation is calculated by using a function that, in a predetermined period after the time point when the flow rate setting value decreases by a predetermined amount or more, calculates a larger value as a calculation value obtained by using a variation between the flow rate setting value before the decrease and a flow rate setting value after the decrease decreases.05-10-2012
20130166079MOBILE, PERSONAL, OPEN-LOOP COOLING SYSTEMS AND METHODS - Open-loop cooling systems and methods are provided which can be used in many different capacities, including as mobile, personal cooling systems for people engaging in strenuous activities or working in situations where body temperature maintenance is a concern. Efficient use of refrigerant in combination with phase change material provides sustained cooling capability in some embodiments.06-27-2013
20090093912AIR CONTROL SYSTEM FOR THERAPEUTIC SUPPORT SURFACES - This disclosure describes a patient support surface having a cover defining an interior region, with a plurality of inflatable zones and a plurality of control nodes located within the interior region. Each control node comprises an air control system including an air supply and a processor.04-09-2009
20090093914Temperature Control System and Method - In a temperature control system and method, a compressor is left on during steady state operation even when cooling is not needed, and an electronically controlled valve (e.g., a solenoid valve) is used to enable and disable the flow of coolant through a heat exchanger system in order to selectively control whether cooling is enabled or disabled. A flow of air may be passed through the heat exchanger system to cool the flow of air, and the valve may be controlled based at least in part on temperature of the flow of air, e.g., in accordance with a proportional-integral-derivative (PID) control scheme. A heater may be controlled to selectively heat the flow of air. A cooling cycle may be provided in which the heater is disabled and the flow of coolant is enabled via the valve, and a heating cycle may be provided in which the heater is enabled and the flow of coolant is disabled via the valve.04-09-2009
20110106318UPDATING SYRINGE PROFILES FOR A SYRINGE PUMP - A method and system to update a syringe pump is provided. The pump supports a syringe having a plunger and includes a piston drive to couple to the plunger, a processor to control movement of the piston drive, and a memory to store syringe profiles for different syringes. Each syringe profile contains data for the processor to control the piston drive to expel fluid from a respective syringe at a rate. The method includes, with a computing system containing a database of data correlated to an array of syringes for which the pump could be used, culling from the database a syringe profiles for the syringes to be used by the pump within the facility or portion thereof, and updating the memory of the pump while in the facility with the culled syringe profiles whereby to update the pump for operation with syringes to be used with the syringe pump.05-05-2011
20100204840Modified Fuzzy Control for Chiller Electronic Expansion Valve - Methods and systems are described for controlling an expansion valve in large chiller refrigerant loops that employ a modified fuzzy logic control system that modulates an electric expansion valve for controlling cooling capacity.08-12-2010
20110282498SOLAR THERMAL DATA ACQUISITION SYSTEMS AND METHODS AND SYSTEMS USING THE SAME - A method for monitoring a solar thermal energy system including a solar thermal loop and a heat consumption loop thermally coupled by a heat exchanger, the solar thermal loop including a solar collector device fluidly connected to the heat exchanger and a primary heat transfer fluid disposed in the solar thermal loop and flowing through the solar collector device and the heat exchanger, the heat consumption loop including a heat consuming apparatus fluidly connected to the heat exchanger and a secondary heat transfer fluid disposed in the heat consumption loop and flowing through the heat consuming apparatus and the heat exchanger, includes: detecting an inlet temperature of the secondary heat transfer fluid upstream of the heat consuming apparatus or the heat exchanger, and generating corresponding inlet temperature data; detecting an outlet temperature of the secondary heat transfer fluid downstream of the heat consuming apparatus or the heat exchanger, and generating corresponding outlet temperature data; detecting a flow rate of the secondary heat transfer fluid through the heat consuming apparatus or the heat exchanger and generating corresponding flow rate data; determining an amount of thermal energy transferred from the secondary heat transfer fluid to the heat consuming apparatus or the heat exchanger using the inlet temperature data, the outlet temperature data, and the flow rate data, and generating corresponding consumption data; detecting a performance parameter of the solar thermal loop and generating corresponding solar thermal performance data; and correlating the consumption data and the solar thermal performance data for subsequent analysis.11-17-2011
20110035062REFRIGERATION APPARATUS AND METHOD FOR CONTROLLING THE SAME - A refrigeration apparatus includes a condensing unit, a flow distributor, and an evaporator connected to the condensing unit via the flow distributor. A pressure detector is configured to detect condensation pressure of the refrigerant. A calculation unit is configured to calculate a target condensation pressure of refrigerant necessary for the refrigerant to be an evaporation temperature in the evaporator. A controller is configured to control the condensing unit so that the condensation pressure of the refrigerant becomes equal to or more than the target condensation pressure.02-10-2011
20090005913Method and Device for Determining a PWM Signal on Which a Dither Frequency is Superimposed in Order to Control a Solenoid Valve - A PWM signal on which a dither signal is superimposed is used for adjusting a central position when controlling a solenoid valve. To improve this type of control process in which the amplitude of the dither signal depends on the current of the solenoid valve and thus on the PWM signal, the PWM signal and the dither signal are generated in a computer unit independently of the power regulation process. Forming the signals separately has the advantage of generating a constant amplitude for the dither signal each time a triggering signal is generated for the solenoid valve such that the armature of the solenoid valve can oscillate specifically about the central position and thereof at constant small vibrations. This allows frictional forces to be reliably reduced and the solenoid valve to be switched more rapidly while the load on the main computer is reduced.01-01-2009
20100332038METHOD FOR CONDITIONING A CONTROL VALVE - A control valve conditioning method in an electrohydraulic pressure control unit comprising at least one electrically triggered solenoid valve that is controlled in an analog manner. The solenoid valve is operated at a specific operating current according to a functional correlation or characteristic diagram between the valve current and the differential pressure characteristic curve when the pressure is controlled, said functional correlation or characteristic diagram being stored in the pressure control unit. The method comprises the following steps: a) temporarily applying at least one anti-hysteresis pulse to the solenoid valve during which a current is set far below or far above the operating current in the valve; b) applying the anti-hysteresis pulse at the desired operating current before or during controlled operation, and c) applying the anti-hysteresis pulse wherein the duration is limited in such a way that the anti-hysteresis pulse has largely no influence on the brake pressure.12-30-2010
20110301765Integrated Micromachining Proximity Switch Sensors in Air/Oil Lubricators - An apparatus integrated with micromachined (a.k.a. MEMS, Micro Electro Mechanical Systems) silicon thermal sensor as a proximity switch sensor in air/oil Lubricators is disclosed in the present invention. The present invention relates to mass flow sensing and measurement for both gas and liquid phase and relates to air/oil lubrication process for multi-point lubrication machine. The invented apparatus is utilized as an alarm device to prevent mechanical system failures caused by the discontinuity of oil lubrication. The MEMS silicon thermal sensor is distinguished with a variety of advantages of small size, low power consumption, high reliability and high accuracy. In addition to the above benefits, the most significant and critical advantage is its fast response time of less than 20 msec, which makes the proximity switch control become viable for preventing equipment damage from oil lubricants discontinuity.12-08-2011
20110288688SYSTEM AND METHOD FOR GENERATING ELECTRIC POWER - A reversible system for generating electric power includes a first reservoir initially containing a predetermined volume of water, a second reservoir initially being substantially empty, a turbine selectively connectable to the first and second reservoirs through multiple valves, and a generator connected to the turbine to generate electric power. An air bank selectively provides pressurized air to the first reservoir during an initial operational time period to increase an internal pressure of the first reservoir. An air compressor operates only at times other than the initial operational time period to charge the air bank. At least a first valve is opened during the initial operational time period to enable the water to flow from the first reservoir through the turbine to the second reservoir, in response to the increased internal pressure, causing the turbine and the generator to generate electric power.11-24-2011
20110295433SYSTEM AND METHOD FOR PROVIDING POWER TO A HYDRAULIC SYSTEM - A method for providing power to a hydraulic system is disclosed. The method includes determining a hydraulic system power demand, determining an energy storage device power demand, and determining a desired parameter of a primary power source based on the hydraulic system power demand. The method further includes providing power to the hydraulic system as a function of the energy storage device power demand and the desired parameter.12-01-2011
20120022706SYSTEM AND METHOD FOR CONTROLLING A REFRIGERATION SYSTEM - A method and system for operating a CO2 refrigeration system is provided. Two pressures are controlled by two controllers through two valves in this system. A first valve is actuated by a first controller using a first transfer function in response to the first measured pressure. A second valve is actuated by a second controller using a second transfer function in response to the second measured pressure. When it is determining the second valve failed to operate correctly, the first valve is actuated by a third controller using a third transfer function.01-26-2012
20110301766Device and Method for Optimization of Chilled Water Plant System Operation - A demand flow device configured to interface with a chilled water plant controller to optimize performance of one or more chilled water plant components over a range of demand conditions is disclosed. The demand flow device includes a communication device configured to receive sensor data associated with the one or more chilled water plant components, wherein the sensor data measures operational variables of the chilled water plant. The demand flow device further includes a demand flow controller in communication with the communication device. The demand flow controller is configured to utilize the received sensor data to: determine an optimal pressure setpoint as a function of a desired chilled water delta T; control a chilled water flow rate through the one or more chiller water plant components as a function of the optimal pressure setpoint and the desired chilled water delta T; and adjust, via the chilled water plant controller, the optimal pressure setpoint, in response to one or more detected triggering events, to perform a critical zone reset of the desired chilled water delta T.12-08-2011
20100100246AIR-CONDITIONING CONTROL ALGORITHM EMPLOYING AIR AND FLUID INPUTS - Sensing, actuation of apparatus, and a control algorithm for use in automatically controlling an air-conditioning system by sensing multiple conditions and responding by actuating the mechanical components of the air-conditioning system to optimize the temperature of the coolant fluid, provide improved zone temperature control, provide status of system components, and provide an alert if there is overheating of a supply side system mechanical component.04-22-2010
20090292399METHOD FOR DETECTING MALFUNCTION OF VALVE ON THE DOWNSTREAM SIDE OF THROTTLE MECHANISM OF PRESSURE TYPE FLOW CONTROL APPARATUS - With a pressure type flow control apparatus, a valve on the downstream side of a throttle mechanism is released and a flow rate setting value Qe inputted to the pressure type flow control apparatus is changed to detect the magnitude ΔV of change of a flow rate output signal Qo from the pressure type flow control apparatus while the flow rate setting value Qe is changed, so that normal functioning of the releasing operations of the valve on the downstream side of the throttle mechanism is confirmed when the magnitude ΔV of change of the flow rate output signal Qo is above the predetermined value. If the releasing operations are malfunctioning, the magnitude ΔV of changes is found to be below the predetermined value.11-26-2009
20090138130Control Unit for Controlling the Electric Current of a Solenoid Control Valve in a Manner that is Robust with Respect to the Voltage Ripple of a Vehicle Electrical System and Associated Method - In a motor vehicle control unit having a digital control circuit for controlling the electric current, in a way which is robust with respect to the voltage ripple of a vehicle on-board power system, of a control magnet valve for a motor vehicle hydraulic device with simultaneously improved dynamic behavior in response to jumps in a setpoint value current as a reference variable of the control circuit, at least one adaptive correction filter whose filter time can be adjusted dynamically on the basis of the change in level of the setpoint value current is provided in the feedback branch of the digital control circuit.05-28-2009
20090319088METHODS AND APPARATUS FOR CONTROLLING OPERATION OF A CONTROL DEVICE - Methods and apparatus for preventing stiction in control devices are provided. In one aspect, a method for controlling dither in a control device includes coupling a signal input of the control device to an analog output module, generating an output signal, and transmitting the output signal from the analog output module to the signal input, wherein the output signal causes the control device to oscillate about an output position to facilitate preventing stiction within the control device.12-24-2009
20100030386Pressure Regulator and Vibration Isolator - A pressure regulator for controlling pressure with high response and high accuracy even a flow change occurs on the downstream side. The pressure regulator (02-04-2010
20110264283REFRIGERATOR - The present invention relates to a refrigerator which can maintain and store a stored object in various states. The refrigerator includes a non-freezing apparatus having a storage room with a storing space composed of an upper space and a lower space, the air or heat exchange being limited between the upper space and the lower space, and a temperature control unit controlling the temperature of the upper space and the lower space. The non-freezing apparatus is installed in a storing space in which the cooling is performed and controls the temperature control unit to perform at least one of a process of maintaining a temperature-control start temperature region and a process of maintaining a supercooling temperature region which is lower than the temperature-control start temperature region, thus storing the storing space or the stored object in a state caused by the performed process.10-27-2011
20110264280AUTOMATIC CALIBRATION OF A DEMAND CONTROL VENTILATION SYSTEM - Methods and systems for automatically calibrating one or more damper positions of a demand control ventilation system are disclosed. In one illustrative embodiment, a demand control ventilation system includes a damper for controlling a flow of outside air into a building. A controller may be programmed to automatically execute a calibration algorithm from time to time to calibrate one or more calibration damper positions such that a predetermined flow of outside air is drawn through the damper and into the building at each of the one or more calibration damper positions. This calibration can, in some instances, help increase the efficiency and/or utility of the demand control ventilation system.10-27-2011
20130218352MODULAR AUTOMATED CHROMATOGRAPHY SYSTEM - Valves, pumps, detectors, sample loops, fraction collectors and the like are individually incorporated into modules that are mountable in interchangeable manner at individual mounting sites on a base unit which also supports one or more chromatography columns. Each module includes fluid connections to other modules and a microcontroller joining the module to a computed and monitor through an electronic connector at each mounting site. The fluid connections between the modules and the column(s) are removed from the electronic connections and accessible to the user. A software platform recognizes the modules and their locations, coordinates fluid connections between the modules, and provides a variety of control, monitoring, data generating and data processing functions to generate chromatographic data.08-22-2013
20100280669POWER FAILURE CONTROLLER FOR AN ELECTRONICALLY CONTROLLED EXPANSION VALVE IN A REFRIGERATION SYSTEM - The present application relates to a power failure controller for an electronically controlled expansion valve in a refrigeration system. The valve is controlled by a valve controller configured to close the valve as a part of a power-up routine when the valve controller is first powered-up from a powered-down state. The power failure controller includes a circuit configured to allow the valve controller to enter the powered-down state when a power failure is detected and to subsequently provide power to the valve controller from a capacitor bank coupled to the circuit so that the valve controller conducts the power-up routine and closes or mostly closes the valve.11-04-2010
20120035773EFFICIENT COMPUTER COOLING METHODS AND APPARATUS - Methods and apparatus control the temperature of an electronic component of a computer. A temperature sensor is read that measures a temperature of an electronic component of a computer. The speed of a compressor is adjusted based on the read temperature to maintain a pre-defined temperature range for the electronic component. The compressor compresses a refrigerant. The refrigerant is sent to a condenser that condenses the refrigerant. The refrigerant is sent to a heat exchanger that is thermally coupled to the electronic component and that transfers thermal energy from the electronic component to the refrigerant. Finally, the refrigerant is sent back to the compressor. Solenoid valves can be used to control the flow of refrigerant to heat exchangers for one or more additional electronic components.02-09-2012
20090248211FLOW CONTROLLING DEVICE - To provide a flow controlling device capable of providing an accurate flow set by a setting device without mutual interference between flow controlling devices. A flow controlling device having a solenoid valve for adjusting the opening of a flow path and a valve driving circuit for driving the valve, having an analog inputting circuit for converting an inputted analog voltage value or analog electric current value into a specific digital value or analog value and then transmitting; a controlling portion processing the digital value or analog value transmitted from the inputting circuit and outputting an instruction signal depending on the flow that has been set; a signal transmitting portion that electrically isolates the controlling portion and the valve driving circuit and sends, to the valve driving circuit, the instruction signal from the controlling portion; an isolating power supply circuit for electrically isolating the analog inputting circuit and the controlling portion and for supplying a power supply to the analog inputting circuit and the controlling portion; and a non-isolating power supply circuit for providing a power supply to the valve driving circuit.10-01-2009
20100125371SYSTEM AND METHOD FOR FORMING UNIVERSAL CONTROL PANEL - A universal control panel for controlling operation of a cooling component. The universal control panel may have a variable frequency drive (VFD) that incorporates an input voltage and frequency sensing circuit; and logic, memory and communications circuits. The VFD accepts a plurality of differing input signals, analyzes the input signals and generates an output signal having a desired voltage and frequency to provide real time control over an electrical component operably associated with the cooling component. The VFD controls the cooling component in relation to changes in at least one of sensed pressure and a sensed temperature of a fluid, to dampen response of the electrical component, to thus achieve more efficient use of the cooling component being used to cool the fluid.05-20-2010
20080294293Fluid Controller - A fluid controller that allows facilitated installment, piping and wiring connection to semiconductor manufacturing equipment and does not corrode even when a corrosive fluid is used, includes a flowmeter sensor section having a first ultrasonic transducer which transmits ultrasonic waves in a fluid and a second ultrasonic transducer which receives the ultrasonic waves transmitted from the first ultrasonic transducer and outputs the signal thereof to a flowmeter amp section. An adjustment valve that adjusts the flow rate of the fluid using operation pressure is provided, and at least the flowmeter sensor section and the adjustment valve are connected to and disposed in a casing having a fluid inlet and a fluid outlet.11-27-2008
20090287357System and Method of Constant Pressure, Variable Speed Pump Control with Local Equalization for Dissimilar Pumps - A pump control system includes a plurality of different variable speed pumps. Each of the pumps can be operated at a different speed to equalize pump loads. A system wide proportional integral differential control loop increases and decreases the speed of all pump motors to maintain a desired system output pressure. A second proportional integral differential control loop associated with each pump adjusts pump speed to equalize a load profile for each respective pump.11-19-2009
20090287356High throughput flow cytometer operation with data quality assessment and control - The invention provides a flow system and method for reliable multiparameter data acquisition and particle sorting. In accordance with the invention, a flow system assesses changes in the pattern of data collected in successive time intervals and actuates one or more corrective actions whenever the changes exceed predetermined limits. The present invention overcomes problems associated with collecting data and sorting and enumerating particles in flow cytometry systems that operate for prolonged periods or that must accommodate samples that vary widely in quality.11-19-2009
20090088905MATERIAL-SENSITIVE ROUTING FOR SHARED CONDUIT SYSTEMS - A routing system for shared conduits used in industrial applications is sensitive to material types and material flow histories to allow compatible materials to flow through shared conduits without cleaning while preventing contamination of materials in those shared conduits.04-02-2009
20110172833Network Interface Device - A network interface device in a manufacturing system may receive communications from remote users in a database query language. The network interface device may translate or forward commands and queries in a pump-supported language. The network interface device may communicate the commands and queries to pumps and other components on the manufacturing process using the pump-supported language. The results of the command or query may be returned to the network interface device, which may send the information to a database. A GUI allows the remote user to check states of pumps or other functions.07-14-2011
20090281671FLOW MEASUREMENT AND CONTROL WITH BUBBLE DETECTION - Systems and methods for liquid flow sensing and control for use with a variety of different types of liquid flow measurement and control systems. The liquid flow sensor system senses a flow signal indicative of the flow rate of the liquid flowing in a sensor conduit and analyzes the flow signal to determine, by detecting characteristic changes in the signal, whether a bubble is present in the sensor conduit. Where the system determines that a bubble is present, it may generate an alarm signal indicative of the presence of the bubble. A flow control system incorporating the flow sensor as a feedback source may respond to the detection of a bubble by temporarily freezing the flow control parameters until the bubble has exited the sensor conduit. The flow control system can implement procedures for clearing a bubble from the sensor conduit where the system detects that the bubble has become stuck.11-12-2009
20100138054MICROPROCESSOR BASED JOCKEY PUMP CONTROLLER - A microprocessor based jockey pump controller for controlling operation of a jockey pump used to maintain pressure within a fire pump system. The controller includes an electronic circuit board having a microprocessor mounted thereon, and a solid state pressure sensing device for monitoring a current level of the pressure. The sensing device is connected to the board for transmitting to the microprocessor an electrical signal indicative of the current level of the pressure. The microprocessor compares the received signal to predetermined pressure thresholds for selectively starting or stopping the jockey pump.06-03-2010
20110270446SYSTEMS AND METHODS FOR AN ENVIRONMENTAL CONTROL SYSTEM INCLUDING A MOTORIZED VENT COVERING - A motorized vent covering for an air vent of the environment control system, the motorized vent covering comprising an air flow restrictor for controlling air flow through the vent; and an actuator, the actuator including a motor configured to drive the air flow restrictor to control the flow of air from the vent, and a controller in communication with the motor, the controller configured to provide operating instructions to the motor to open or close the air flow restrictor to adjust the flow of air through the air vent.11-03-2011
20110270447BLOCKED NOZZLE DETECTION AND REMEDIAL METHOD AND SYSTEM - System and method for controlling a stuck nozzle system installed between first and second turbines connected in series to a compressor. The method includes determining whether the nozzle system is stuck; instructing the first turbine to increase a minimum speed reference when the nozzle system is stuck; verifying whether the nozzle system continues to be stuck; instructing the compressor to increase an inlet bleed heat (IBH) flow from a current value to a maximum value when the nozzle system is stuck; verifying whether the nozzle system continues to be stuck; and instructing the compressor to increase an inlet guide vanes (IGV) angle from a current value to a maximum value when the nozzle system is stuck.11-03-2011
20110208363METHOD OF CONTROLLING AN ELECTRO-HYDRAULIC ACTUATOR SYSTEM HAVING MULTIPLE ACTUATORS - A method of controlling an electro-hydraulic actuator system having multiple functions includes the steps of: receiving input signals corresponding to a desired operation of the functions of the system; establishing an operating limit for the system; determining an operating characteristic of the system; using the operating limit and the determined operating characteristic to determine a limitation control factor; and influencing the received input signal with the determined limitation control factor for operating the system within the established operating limit.08-25-2011
20100204841METHODS AND APPARATUS FOR PROVIDING LED-BASED SPOTLIGHT ILLUMINATION IN STAGE LIGHTING APPLICATIONS - Methods and apparatus for providing theatrical illumination. In one example, a modular lighting fixture (08-12-2010
20100138053BEVERAGE PRODUCTION MODULE AND METHOD FOR OPERATING A BEVERAGE PRODUCTION MODULE - A beverage production module that includes a pump for delivering a beverage via a beverage delivery outlet from the beverage production module, a graphical interface for accepting touch input, and a controller in data communication with the pump and the graphical interface for receiving filling level instructions and controlling the pump accordingly. The graphical interface may also include a pointer for providing filling level instructions by touch input on the graphical interface. Also, a method for operating a beverage production module having the foregoing features.06-03-2010
20100138052Device for Determining and/or Monitoring the Mass Flow Rate of a Gaseous Medium - The invention relates to an apparatus for determining and/or monitoring mass flow of a gaseous medium through a pipeline (06-03-2010
20120143380METHOD AND SYSTEM FOR MORTAR REMOVAL - A method and system for removing mortar from a plurality of joints between a plurality of masonry units in a masonry structure is provided. The steps for accomplishing the method include sensing the location of at least one of the plurality of joints between the plurality of masonry units and transmitting joint location data to a computer control system. Next, the computer control system computes a work path based upon the joint location data. In a further step, the computer control system controls the position and operation of at least one work tool such that the work tool moves along the work path to remove mortar from a portion of one of the plurality of joints along the work path. Finally, the dust and debris generated when the work tool removes mortar from a portion of one of the plurality of joints along the work path is contained and removed.06-07-2012
20080269951Controlling Fluid Regulation - Fluid regulation control may be accomplished by a variety of systems, devices, and techniques. In one application, a fluid regulation control device may include a processor, a fluid control assembly, and a power source. The processor may be adapted to generate a command for controlling a fluid regulator and to adjust a power condition of the device, which may include a low power mode and a high power mode. The device may consume substantially less power in the low power mode than in the high power mode. The fluid control assembly may include a transducer, which may receive a control fluid and adjust it in response to the command during the high power mode. The fluid control assembly may also maintain the adjusted control fluid at a substantially constant value during the low power mode.10-30-2008
20080288115INTELLIGENT PUMP SYSTEM - The present invention is a controller specifically for pumps, making the benefits of variable frequency drive (VFD) technology more accessible to pump users. The present invention incorporates pump-specific system optimization software, an industrial grade drive, and a menu-driven user interface, offering protection, reliability, and ease of use not possible with other variable frequency drives.11-20-2008
20080294294EXPERT SYSTEM FOR INSULIN PUMP THERAPY - An apparatus comprising a controller. The controller includes an input/output (I/O) module and a rule module. The I/O module is configured to present a question for a patient when communicatively coupled to a user interface and receive patient information in response to the question via the user interface. The rule module is configured to apply a rule to the patient information and generate a suggested insulin pump setting from application of the rule. Other devices, systems, and methods are disclosed.11-27-2008
20110208362DEVICE AND METHOD FOR CONTROLLING A FLUID ACTUATOR - A device for controlling the motion of a fluid actuator which includes an electrically operated control valve that controls the flow of a pressurized fluid to and from the fluid actuator in response to signals generated by an actuator controller which uses an on-board, user programmable microprocessor where the user can download various control algorithms into the microprocessor for controlling the motion of the actuator based on such parameters as fluid pressure and flow rates and actuator displacement. Various external sensors can be connected to the controller for monitoring and control purposes using various signal interfaces such as an analog to digital converter or an SSI interface. A local communication bus is used to communicate with one or more slave actuators each having their own electrically operated control valve that controls the flow of a pressurized fluid to and from the slave actuator in response to control signals generated by the controller and sent to the slave control valve over the local bus. Sensors are used to measure various operating parameters of the slave actuator and generate signals that are sent to the controller over the local bus. A supervisory computer is used to send a high level command signal to the controller where the controller generates a closed loop control signal to one or more fluid actuators.08-25-2011
20100138056APPARATUS FOR AIR COOLING OF AN ELECTRONIC DEVICE - An apparatus for air-cooling an electronic device is disclosed. A contoured panel channels a flow of air within the housing of an electronic device so as to channel the flow of air more directly over heat producing elements such as the microprocessor and peripheral cards. A sensor can also be employed to determine whether the panel is present and properly placed. If not, measures can be taken to reduce the heat generated by the heat producing elements. For example, a warning can be displayed, or the microprocessor can be instructed to enter sleep mode.06-03-2010
20090182457PROTECTION GAS CONTROL METHOD AND APPARATUS FOR NON-SEALED PROCESS CHAMBER - The present invention relates to a protection gas control method and a protection gas control apparatus for a non-sealed process chamber. The protection gas control method comprising steps of: activating a protection gas control apparatus while coupling a protection gas to a plurality of throttle valves; defining an opening time for each of the throttle valves; setting up a first target value and a second target value related to the oxygen concentration in a chamber; heating up the chamber; determining whether a processing apparatus is in operation; determining whether an inlet/outlet for the chamber is opened; opening all the throttle valves for a pre-determined period of time; closing at least one of the throttle valves if the oxygen concentration in the chamber is smaller than or equal to the first target value; closing at least one of the throttle valves; determining whether the oxygen concentration in the chamber is smaller than or equal to the second target value; closing at least one of the throttle valves; keeping the number of throttle valves that are opened; and stopping supplying the protection gas when the temperature of the chamber is lower than a pre-determined temperature.07-16-2009
20090132093Tactile Conforming Apparatus and Method for a Device05-21-2009
20100004788RE-CERTIFICATION SYSTEM FOR A FLOW CONTROL APPARATUS - A process for verifying that at least one component of a flow control apparatus is functioning within a predetermined operational range comprises loading a re-certification feeding set to a flow control apparatus and sensing that the re-certification feeding set has been loaded. Software comprising a re-certification procedure verifies at least one component of the flow control apparatus is functioning within a predetermined operational range.01-07-2010
20090118871METHOD AND SYSTEM FOR CONTROLLING A NETWORK OF WATER APPLIANCES - An appliance control system is described for controlling a plurality of appliances. The system includes a control station located remotely from the appliances and having a control unit for controlling the plurality of appliances, at least one client station being associated with at least one of the plurality of appliances and being adapted for allowing a user to make requests to the control station for using the at least one of the plurality of appliances, actuators connected to the control station and the at least one of the plurality of appliances for receiving control signals from the control station and controlling the at least one of the plurality of appliances, and sensors connected to the water appliance and the control station for recording information about the at least one of the plurality of appliances and providing the information to the control station.05-07-2009
20100280668METHOD, APPARATUS AND COMPUTER PROGRAM FOR ADJUSTING HYDRAULICALLY OPERATED BOOM - The invention relates to a method and apparatus as well as to a computer program for adjusting the operation of a hydraulically operated boom, the boom (11-04-2010
20090138129Freezer Heat Exchanger Coolant Flow Divider Control Device - A controller of a refrigerant flow divider of a heat exchanger for a refrigerating device is provided. The controller supplies refrigerant to each one of a plurality of paths of the heat exchanger through the refrigerant flow divider having a plurality of paths. An electromagnetic on-off valve is provided in each of the paths of the refrigerant flow divider. The flow rate of the refrigerant in each path is adjusted relatively in correspondence with the difference in the number of times of the opening and closing per unit time among the electromagnetic on-off valves.05-28-2009
20090138128LOCAL DIGITAL VALVE CONTROLLER UNIT - A controller assembly is adapted for regulating at least one valve having a valve positioner. The controller assembly comprises a digital controller having a plurality of data inputs and data outputs and includes at least one proportional-integral-derivative (PID) controller operative to modulate the valve positioner in response to data received at the data inputs. The digital controller is configured to perform the following functions within a total time period of no greater than 10 ms: acquisition of data at the data inputs, processing of the data, and transmission of data from the data output in order to regulate the valve(s). The digital controller may include a quantity of at least sixteen digital inputs, at least sixteen digital outputs, at least eight analog inputs and at least eight analog outputs.05-28-2009
20090055029REAL-TIME ONSITE INTERNET COMMUNICATION WITH WELL MANAGER FOR CONSTANT WELL OPTIMIZATION - An apparatus and method for well control and monitoring including an independent web server computer integrated with a pump controller located at each well in an oil field. The well controller locally controls the well pump, processes well and pump data, generates surface and downhole cards, and communicates production reports, recommendations for production improvements, and production statistics to remote sites via the internet. The controller can be queried remotely to provide production reports, etc. Furthermore, the controller can initiate alerts via email, text messaging, or internet messaging, for example, during fault conditions.02-26-2009
20090259343COOLING SYSTEM AND METHOD - A method of manipulating a cooling system of a data center includes designing a cooling system to address cooling needs in the data center, selecting components for the cooling system including one or more distribution boxes adapted to distribute coolant, one or more cooling racks, and flexible tubing to connect the one or more distribution boxes to the one or more cooling racks, assembling the components for the cooling system in the data center, operating the cooling system, identifying hot spots within the data center, and adjusting the location of one or more cooling racks in the data center based on the indentified hot spots in the data center.10-15-2009
20090326722Method and System for Using Status Indicators in Wireless Communication with Medical Devices - The invention, in general, relates to communications systems for medical devices. In particular, the present invention is directed toward a communications routine for a medical infusion devices and a remote control unit that includes data elements within the transmissions that indicate the operating status of the infusion device.12-31-2009
20090326721CONTROL DEVICE, CONTROL METHOD, AND CONTROL PROGRAM - Provision of a control device, method and program capable of performing a suitable temperature control in a room having an equipment installed therein. A control device controls air-conditioning of a room having installed therein a plurality of pieces of equipment each being capable of drawing outside air to thereby cool down an interior of the equipment. A storage portion is capable of storing therein operating information that represents as to whether it is abnormal or not if each piece of equipment is put into a non-operating state. A temperature measurement portion is capable of measuring a temperature of the air drawn by each piece of equipment. A detection portion is capable of measuring a flow speed of the air drawn by each piece of equipment. A control portion is configured to control the air-conditioning based on the measurement result of the temperature or the flow speed of the air drawn by each piece of equipment.12-31-2009
20090326719METHOD FOR DETECTING ABNORMALITY IN FLUID SUPPLY LINE USING FLUID CONTROL APPARATUS WITH PRESSURE SENSOR - A method for detecting abnormality in a fluid supply line is provided that uses a fluid control apparatus with a pressure sensor so that abnormality of malfunction and sheet leaks of a plurality of valves incorporated into the fluid supply line can be checked easily, promptly and accurately by operating the flow rate control apparatus possessing the pressure sensor. Specifically, using a fluid supply line provided with the flow rate control apparatus possessing the pressure sensor equipped with a flow rate setting mechanism, a flow rate/pressure display mechanism, and/or a flow rate self-diagnosis mechanism, abnormality of the control valves, installed with the flow rate control apparatus and on the upstream side and downstream side thereof. is detected by using the pressure value displayed and/or the value diagnosed with a self-diagnosis mechanism of the flow rate control apparatus.12-31-2009
20110224835INTEGRATED FLOW ASSURANCE SYSTEM - A flow assurance system comprising a plurality of flow assurance devices, each for performing a different flow assurance function. A platform device interfaces with the plurality of flow assurance devices to integrate the different flow assurance functions and enable a single point of entry of data for the flow assurances devices of the system.09-15-2011
20090024254Field Equipment of Two-Wire - A field equipment includes: a signal processing section; a first calculation control section for generating a first control signal which controls a start of a signal processing of the signal processing section; first and second insulating sections coupled to the first calculation control section; and a second calculation control section coupled to the first and second insulating sections and the signal processing section, the second calculation control section receiving the first control signal and then transmitting a second control signal corresponding to the first control signal to the signal processing section. The signal processing section generates a processed signal based on the second control signal. The second calculation control section receives the processed signal, then transmits data related to the first signal to the first calculation control section via the second insulating section, and then shifts to a low power consumption mode.01-22-2009
20090204264Method and apparatus for operating an automated biomolecular preparation system - A system automatically prepares and analyzes a macromolecule prepared from a complex liquid mixture. To prepare the macromolecule, a controller executing executable instructions, such as compiled software or firmware, operates a hydraulic subsystem in response to operational input, which may be interpreted by the executable instructions at run-time. To analyze the prepared macromolecule, an apparatus for capillary electrophoresis includes a liquid source, inlet chamber, capillary electrophoresis column, and controller that may operate under control of executable instructions and operational input in a similar manner. The system may require validation and approval by a regulatory body, such as the FDA. Based on the de-coupled configuration of the executable instructions and operational input, the system can be validated and approved with the executable instructions independent of the operational input, and vice-versa. A method for distributing the system based on this feature is also provided.08-13-2009
20120095603LIFT-GAS OPTIMIZATION WITH CHOKE CONTROL - A method of optimizing production of wells using choke control includes generating, for each well, an intermediate solution to optimize the production of each well. The generating includes using an offline model that includes a mixed-integer nonlinear program solver and includes using production curves based on a choke state and a given wellhead pressure. The method further includes calculating, using a network model and the intermediate solution of each well, a current online wellhead pressure for each well. The method further includes setting the intermediate solution as a final solution based on determining that a difference between the current online wellhead pressure of each well and a prior online wellhead pressure of each well is less than a tolerance amount. The method further includes adjusting, using the final solution of each well, at least one operating parameter of the wells.04-19-2012
20110144813Systems and Methods for Dynamic FeedForward - In some embodiments, a method of using feedforward to control a system component may include determining if a feedforward term exists in a feedforward table for a received operating set point. If a feedforward term does not exist, the system component may be incremented until the system to within a first acceptable tolerance of the desired set point. In some embodiments, a measure of steady state error may be determined and compared to a second acceptable tolerance. If within the acceptable tolerance, the corresponding feedforward term may be recorded in the feedforward table. In some embodiments, if the feedforward term exists for the operating set point, the system component may be controlled using controller output that corresponds to the feedforward term. When a change to the system is detected that is associated with possible changes to the feedforward values, new feedforward values may be generated for the feedforward table.06-16-2011
20090099700Method and device for measuring and controlling the amount of flow/volume of liquid pumped/transferred by an electro-pump - Disclosed is a method and system for measuring and controlling an amount of flow and volume of liquid fluid and/or electrical energy consumed by an electro-pump. The method and system obtains a plurality of values for electrical parameters of the electro-pump including voltage value, currents value and active/reactive energy value; calculates the plurality values; and determines and controls the amount of instant flow and volume of said liquid fluid based on said calculated values. The system/method gathers these two measuring and controlling features (i.e. measuring and controlling the volume of liquid and amount of energy) in one casing, thereby, where applicable, provides a secure reference for policy making of both two parameters at the same time (e.g. for underground water resources).04-16-2009
20090069948SYSTEM AND METHOD FOR CONTROLLING FLUID FLOW - A method for controlling the flow of fluid in an appliance includes permitting a fluid to flow to an appliance for a first length of time, measuring a volume of the fluid flowing to the appliance during the first length of time, determining a second length of time based on the volume of fluid measured during the first length of time and a final volume of fluid to be provided to the appliance, permitting the fluid to flow to the appliance for the second length of time, and preventing the fluid from flowing to the appliance upon expiration of the second length of time.03-12-2009
20110231022ELECTRONICALLY CONTROLLED HOT WATER RECIRCULATION PUMP - A water pump controlled by a microcontroller and operated to pump hot water for specific recirculation periods during a multi-day cycle. The recirculation periods are determined from hot water usage data logged by the microcontroller during a logging period occurring in the previous multi-day cycle. A preferred cycle is during a seven-day, or one-week, period.09-22-2011
20110231021DESIGN AND CONTROL OF ENGINEERING SYSTEMS UTILIZING COMPONENT-LEVEL DYNAMIC MATHEMATICAL MODEL WITH SINGLE-INPUT SINGLE-OUTPUT ESTIMATOR - A control system comprises an actuator, a control law and a processor. The actuator positions a control surface and the control law controls the actuator. The processor comprises an open loop module, a corrector, a comparator, and an estimator, and generates model output to direct the control law. The open loop module generates the model output as a function of a model state and a model input. The corrector generates a corrector output as a function of the model output. The comparator generates an error by comparing the corrector output to the model input. The estimator generates the model state as a function of the error, such that the error is minimized as a function of single-input, single-output gain matrix.09-22-2011
20120078424CENTRAL COOLING AND CIRCULATION ENERGY MANAGEMENT CONTROL SYSTEM - A novel central cooling and circulation energy management control system is provided, including an energy management controller device, a central cooling system, and associated methods, according to various embodiments. In one illustrative embodiment, a central cooling energy management controller device includes one or more signal connections, one or more electronic memory elements, and one or more processors. The controller device has access to resources that are either stored on the electronic memory elements or are accessible via the signal connections. The resources include an equipment data table, an equipment and operational configuration table, an operational efficiency matrix, and executable instructions. The processor determines operational control signals for energy-efficient operation of a central cooling system, based on sensor input from the central cooling system, and on data from the equipment data table, the equipment and operational configuration table, and the operational efficiency matrix; and provides the operational control signals via the signal connections.03-29-2012
20090204263Pool temperature controller - A device for controlling the temperature of a swimming pool is disclosed. The device measures the temperature of the water as well as other environmental conditions (such as air temperature). The device controls a circulation pump, which circulates water throughout the pool. The pool water exchanges heat with the surfaces of the water (including the side walls, ground and surface air) when a heat differential exists between the water and the surfaces. When the water is circulated throughout the pool it increases the volume of water that exchanges heat with the surfaces, thus cooling or heating the water depending on the temperature of the surfaces. A target temperature is entered into the device and using this target temperature the device automatically controls the pump in order to take advantage of the heat exchange between the water and the water's surfaces to alter the water temperature in the direction of the target temperature. Additionally a heating element may be used to supplement the heating operation of the circulation pump.08-13-2009
20090005914FEEDBACK ACCELERATION REDUCTION FOR FLUID SUPPLY VALVES - A system and method for controlling a variator operate to detect variator torques and/or internal pressures and generates a preliminary corrective command. The preliminary corrective command is transformed via a dynamic transform to account for system characteristics during transient operating conditions such as machine acceleration, such that the acceleration of the system during transient periods is not torque-limited by static torque-control map values. In an embodiment, the acceleration may be positive or negative, and in a further embodiment, braking is automatically applied in the case of negative requested power or desired machine retarding.01-01-2009
20090240376System and method for controlling flow characteristics - The system for controlling flow characteristics allows a user to selectively modify the inherent fluid flow characteristics of a fluid transmission system including a flow process controller and a control valve positioner. The system includes a programmable flow controller having an input adapted for receiving an input signal from the flow process controller. The programmable flow controller selectively modifies the input signals generated by the flow process controller depending upon user-selectable flow parameters. An output is in communication with the programmable flow controller, with the output being adapted for transmitting output signals to the control valve positioner (and the valve connected thereto). A user interface is provided for inputting the user-selectable flow parameters to the programmable flow controller for modification of the input signal to the user-selectable flow parameters.09-24-2009
20090248210TIME PULSE PILOT FOR PRESSURE REGULATING CONTROL VALVE - In the industry, a way to control fluid pressure circulating through pipes is by means of pilot operated diaphragm pressure controlling valves. This invention specifically relates to pilots of these valves. The pilots of the previous art are mechanical devices comprising diaphragms, springs, throttling elements and slideable shafts. These mechanical devices lose reliability because they get blocked, they deregulate and break; thereby requiring frequent maintenance, and moreover, they do not have the capacity of communication with other control processes. The pilot of the present invention solves these problems because it basically comprises electronic elements which require minimal maintenance and it possesses a capacity to send data signals to other control processes. The invention consists of a pressure regulating pilot characterized by the communication of the valve chamber to high or low pressure sources being performed by time pulses during which throttling elements which communicate the chamber with such sources are opened. The frequency and duration of pulses are determined by an electronic controller, which also reads the pressure to be controlled through a pressure sensor and then compares this value to a pressure target value previously received by the controller. The electronic controller has the capacity to send and receive data signals to communicate with other devices.10-01-2009
20100152908METHOD FOR DIAGNOSING THE STATE OF WEAR OF A VALVE ARRANGEMENT FOR CONTROLLING THE FLOW OF A PROCESS MEDIUM - A method and valve arrangement are provided for controlling the flow of a process medium through a pipeline. A pneumatic actuator moves a valve element, which is accommodated in a valve housing, and switches the flow of the process medium, in accordance with a positioning control system by means of a control piston, to at least one side of which control pressure is applied in a drive chamber. An electronic evaluation unit connected to the positioning control system monitors the operating state. A pressure sensor measures the pressure in the drive chamber, and the evaluation unit analyzes the measured pressure value with respect to a pressure p and the pressure change dp(t) over time to determine the flow into/from the drive chamber and/or the ratio (V/A) of the drive chamber volume to the effective opening cross section of the valve arrangement as a measure of the operating state of the valve arrangement.06-17-2010
20090248212THERMAL CONTROL SYSTEM AND METHOD - In a thermal control system of the type employing a two phase refrigerant that is first compressed and then is divided into a variable mass flow of refrigerant into a hot pressurized gas form and a differential remainder flow of cooled vapor derived from condensation and then thermal expansion, transitions between different temperature levels are enhanced by incremental variations of the mass flow at different control rates.10-01-2009
20100152906Inflatable Fluid Conduit Plug - An inflatable conduit plug is used to seal a conduit such as a floor drain or an air vent. The conduit plug includes a shroud that is removably sealed within the conduit so that fluids pass through the shroud opening. Axially disposed within the shroud is an inflatable bladder adapted for closing the shroud opening. The inflatable bladder is inflated by an inflation signal generated by a controller upon receipt of a contamination signal received from a remote contamination detector. The plug operates in a wireless environment and can be controlled remotely. The plug can also be adapted for diverting contamination away from sensitive lands and storm drains.06-17-2010
20100179697METHOD FOR POSITION-DEPENDENT ELECTRONIC WEAR STATE DETERMINATION OF A VALVE MECHANISM, AND A PNEUMATIC VALVE - A method and a valve arrangement are provided for electronic wear state determination of the valve arrangement for controlling a process medium flow. A valve element, which is arranged so as to move axially within a valve housing, is moved via electrically drivable linear drive means on the basis of positioning regulation. The valve element has an essentially constant drive force applied to it, and a position speed profile over the switching travel of the valve element is determined by detecting the speed as a function of the current position of the valve element. A change profile is created by comparing the determined speed profile with previous position speed profiles, as a measure of the position-dependent wear state of the valve mechanism.07-15-2010
20100161137SENSING METHOD OF WATER FOR MAKING ICE IN REFRIGERATOR - Provided is a method for sensing ice-making water in a refrigerator. The method includes activating a pump to move water from a water tank to an ice-making chamber; comparing a temperature of the ice-making chamber with an ice-making reference temperature set; when the temperature of the ice-making chamber is equal to the ice-making reference temperature, calculating an ice-making consumption time until the ice-making reference temperature after the activating of the pump; comparing the ice-making consumption time with an ice-making reference time set; and when the ice-making consumption time is smaller than the ice-making reference time, determining that there is no water in the water tank.06-24-2010
20100161136CONTROL METHOD AND CONTROL DEVICE OF STEAM SYSTEM - A steam system control method applied to a steam system including: a low-pressure header storing low-pressure steam; a high-pressure header storing high-pressure header; a steam turbine connected between them; and a turbine bypass line introducing controlled amount of steam from the high-pressure header to the low-pressure header by bypassing the steam turbine. The low-pressure header has a blow-off valve for discharging excessive steam to the outside. The steam system control method includes: a normal time blow-off valve control step of PI controlling the opening of the blow-off valve; and a trip time blow-off control step of controlling the opening of the blow-off valve by changing the MV value to a predetermined trip time opening set value when the turbine is tripped. According to this method, the opening of the blow-off valve is controlled based on the predetermined MV value when the turbine trips and excessive steam flows into the bypass, so that excessive steam flows into the low-pressure header is quickly discharged to the outside. Stable operation can be achieved even when a turbine trips.06-24-2010
20100262301METHOD FOR CONTROLLING HEAT EXCHANGER FLUID FLOW - In an exemplary embodiment, a method to control excessive temperature changes in a coolant circuit includes providing a coolant circuit including a bypass flow pathway bypassing a heat exchanger, said coolant circuit at an elevated operating temperature; providing an adjustable coolant flow through said bypass flow pathway and said heat exchanger; providing a coolant pump in said coolant circuit; determining a temperature change in said coolant circuit in response to initiating a coolant flow from said heat exchanger into said coolant circuit, said temperature change greater than predetermined limit; and in response to said determined temperature change, adjusting at least one or more of said coolant pump speed and said coolant flow to maintain said coolant circuit within a predetermined temperature range.10-14-2010
20100191381Air-Conditioning System, In Particular For A Motor Vehicle - The invention relates to an air-conditioning system, in particular for a motor vehicle, comprising an externally controlled compressor (07-29-2010
20080300727METHOD OF CALCULATING PUMP FLOW RATES AND AN AUTOMATED PUMP CONTROL SYSTEM - A method of determining a flow rate of a pump involves determining a volume capacity for a flow line carrying produced fluids from the pump, determining a starting pressure for the flow line and setting an arbitrary target pressure for the purpose of testing. The test is initiated by preventing flow in the flow line while continuing to operate the pump and monitoring pressure in the flow line to determine a time interval required to reach the target pressure. The method then involves performing calculations to determine flow rate using the volume capacity, the starting pressure, the change in pressure over the time interval required to reach the target pressure. The flow rate is equivalent to ΔV divided by a change in time ΔT. The method is preferably used as part of a manual or automated pump control strategy to keep the pump operating within flow rate ranges that provide optimum pump efficiency.12-04-2008
20100228399PRESSURE REGULATOR ASSEMBLY AND SYSTEM FOR THE CONTROLLED STORAGE AND DISPENSING OF A FLUID - A pressure regulator assembly includes an integrated body. The integrated body has an inlet for connecting to a gas cylinder, a bore extending from the inlet to a pressure regulator, a passage extending from the pressure regulator to an outlet, and a fill port in communication with the bore. The pressure regulator assembly includes the pressure regulator operable to reduce pressure of a fluid flowing therethrough between the bore and the passage to a sub-atmospheric pressure; and an isolation valve operable between an open position and a closed position. The isolation valve is operable to seal the passage from the outlet in the closed position and to provide fluid communication between the outlet and the passage in the open position.09-09-2010
20100161139SYSTEM FOR MONITORING A TRANSIENT FLUID - A system for monitoring a transient flow of a fluid for the presence of contaminants is disclosed. The system includes a fluid control valve having a body defining a fluid flow path therethrough. A fluid monitoring device is in fluid communication with the fluid flowing through the control valve. The fluid monitoring device is adapted to monitor the fluid flowing through the control valve for contaminants.06-24-2010
20100241277SYSTEM FOR MONITORING PROPANE OR OTHER CONSUMABLE LIQUID IN REMOTELY LOCATED STORAGE TANKS - An improved apparatus and method for monitoring the levels of propane or other consumable liquid in remotely located storage tanks and coordinating delivery of liquid to those tanks, including an improved method of using the remote monitoring data to identify out-of-ordinary conditions at remote tanks, optimally schedule purchases or deliveries, improve safety, and more efficiently operate a propane dealership. More accurate and timely information concerning the status of customer tanks serves to improve operational efficiencies and increase safety. Data received from remote sensors can be collected and organized so that it is easily understood and utilized through the implementation of a user interface accessible via the Internet that allows the information to be presented in an efficient graphical and contextual fashion. Operational efficiencies can also be improved by calculating site-specific Degree-days and K-factors for each tank and by taking historical propane usage for each tank, weather conditions, and projected fuel usage into account.09-23-2010
20100241278VARIABLE FLOW COMPUTER COOLING SYSTEM FOR A DATA CENTER AND METHOD OF OPERATION - Disclosed herein is a data center having a plurality of liquid cooled computer systems. The computer systems each include a processor coupled with a cold plate that allows direct liquid cooling of the processor. The cold plate is further arranged to provide adapted flow of coolant to different portions of the processor whereby higher temperature regions receive a larger flow rate of coolant. The flow is variably adjusted to reflect different levels of activity. By maximizing the coolant temperature exiting the computer systems, the system may utilize the free cooling temperature of the ambient air and eliminate the need for a chiller. A data center is further provided that is coupled with a district heating system and heat is extracted from the computer systems is used to offset carbon emissions and reduce the total cost of ownership of the data center.09-23-2010
20100228398System and method for remotely monitoring and controlling pump jacks - A simplified system and method for remotely monitoring and optionally further controlling pumpjack operating parameters of a pumpjack located at a distant site but within wireless cell phone station reception. Sensors situated on a pumpjack monitor and create analog output of operational conditions of the pumpjack. Digitizing means digitize the analog output of the sensors to digital data, and modem means transmit the digital data via a wireless cellular network to a network server. A user's computer communicates with the network server via the internet, and accesses the digital data to obtain information regarding the operational conditions of the pumpjack.09-09-2010
20100217445Method and Apparatus for Dehumidifying Granular Material - Granular material is dehumidified by: a) providing a number of dry air generators inside hoppers containing granular material; b) for each dry air generator, evaluating the dry air flow generable and/or higher energy efficiency functioning time; c) calculating the dry air flow rate for each single hopper depending on the characteristics of the granular material; and d) activating a number of generators sufficient to deliver a total dry air flow rate equal to the sum of the flow rates required by the hoppers. The number of the generators and the generators to be activated are chosen depending on the flow rate deliverable by each and/or by their respective ranges of functioning at higher energy efficiency according to an energy saving logic. The remaining generators are deactivated.08-26-2010
20100217444TEMPERATURE CONTROLLER FOR GAS LASER - A temperature controller for a gas laser which controls temperatures of a plurality of temperature-controlled apparatuses including a first temperature-controlled portion requiring a high-precision temperature-control and a second temperature-controlled portion requiring a low-precision temperature-control as compared with the first temperature-controlled portion and allowing a temperature-control with a low or high temperature as compared with the first temperature-controlled portion, comprises a first temperature control portion generating a cooling agent or a heating agent for adjusting a temperature of each first temperature-controlled portion, a second temperature control portion generating a cooling agent or a heating agent for adjusting a temperature of each second temperature-controlled portion, a first piping system connecting the first temperature control portion and each first temperature-controlled portion in parallel, and a second piping system connecting the second temperature control portion and each second temperature-controlled portion in parallel.08-26-2010
20110130882Fuel Quality Traceable and Remote System - A fuel quality traceable and remote system for monitoring and controlling fuel characteristics during transport from a fuel supply to a supplied device is provided. The system includes one or more subsystems that include at least one sensor monitoring the characteristics of the fuel. The sensor operably sends the data relating to the characteristics to a data register-transmitter which sends the data to a base station that uploads the data to a remote server. The remote server is remotely accessible by a user. The system can also generate warning messages to warn a user when the characteristics are outside a tolerable range. Further, the system can automatically or manually interrupt fuel transport when the characteristics are outside a tolerable range.06-02-2011
20100217443Self-Contained Valve Actuator For Quarter Turn Valve System - A self-contained valve actuator of the present invention can comprise an actuator component. This actuator can be linear or quarter turn depending on the valve. The actuator can be double acting which means the piston will move once to open and once to close. The self-contained valve system uses hydraulic fluid to operate the valve. The valve system is directly powered with electric power from a battery. Solar panels are also incorporated to capture solar energy and convert this energy into electrical energy. This converted electrical energy is stored in the battery which enables the battery to continuously supply energy while substantially reducing the possibility of exhausting battery power. This resupply of electrical energy and the use of the hydraulic fluid creates a self-contained valve actuation system.08-26-2010
20110112695AUXILIARY CONTROL DEVICE FOR AIR CONDITIONING SYSTEM - An auxiliary control device is adapted to an air conditioning system. The air conditioning system includes a main machine and several vents. The auxiliary control device includes a vent unit and a sub-control unit. The vent unit has valves corresponding disposed on the vents, and a driver for actuating the valve to adjust an opening size of the vent through the valve. The sub-control unit includes a sub-memory for storing a control time table, a sub-timer for generating the time information, and a sub-controller for controlling the driver to adjust the opening size according to the control time table and the time information. Accordingly, the auxiliary control device is easily adapted to an air conditioning system existing in a user place and controls opening size of the vents in accordance with the control time table previously set by the user.05-12-2011
20100222931Hydraulic Function Control With Auto-Control Mode Override - A work machine (09-02-2010
20100211229FLUID PRESSURE CONTROL APPARATUS/PROCESS - A fluid pressure control apparatus for controlling a solenoid valve to increase and decrease a fluid pressure by varying a valve opening degree includes a controller to control the fluid pressure by varying a command current for driving the solenoid valve. The controller calculates a hysteresis correction quantity to reduce a hysteresis effect of a hysteresis characteristic of the fluid pressure outputted from the solenoid valve with respect to the command current varied in an increasing direction and a decreasing direction, and varies the command current to control the fluid pressure to a target pressure in accordance with the hysteresis correction quantity. The controller calculates the hysteresis correction quantity in accordance with a turn-to-turn variation quantity determined from a current difference between a first command current value at a first changeover of a varying direction of the command current from one of the increasing and decreasing directions to the other and a second command current value at a second changeover of the varying direction of the command current before the first changeover.08-19-2010
20100211228METHOD AND SYSTEM FOR CONTROLLING COMPRESSOR - In the present invention, a method and a system for controlling a compressor are provided. The method includes the steps of: providing a condenser connected to the compressor, and at least one evaporator connected to the condenser; measuring an inlet pressure and an outlet pressure of the compressor to obtain a flow rate of the condensate; determining a secure flow rate and a demanding flow rate based on a total number of the at least one evaporator; comparing at least two of the flow rate, the demanding flow rate and the secure flow rate with each other to obtain a compared result; and controlling the compressor based on the comparing result.08-19-2010
20100211227Regulator Module for a Valve Cluster - A regulator module (08-19-2010
20100138055Method of controlling a multi-tub washing machine - A method of controlling a washing machine having a first washing tub and a second washing tub, the method having the operations: receiving a first operating command to be performed in the first washing tub; determining whether the operating command can be performed; and when the operating command can be performed, performing the operating command in the first washing tub.06-03-2010
20100138051METHOD AND ARRANGEMENT FOR ACTUATION - The present application relates to an arrangement for selectively providing a plurality of output forces, such as for example, a higher and a lower output force or a predetermined, time dependent output force. In one embodiment, a first piston assembly is moveable between a first and a second position and a second piston assembly moveable between a third and a fourth position. When the first piston assembly is in the first position, the second piston assembly is selectively movable between the third position and the fourth position. When the first piston assembly moves the second position, it moves the second piston assembly to the fourth position.06-03-2010
20100262303INSTRUMENT FOR CASSETTE FOR SAMPLE PREPARATION - A parallel processing system for processing samples is described. In one embodiment, the parallel processing system includes an instrument interface parallel controller to control a tray motor driving system, a close-loop heater control and detection system, a magnetic particle transfer system, a reagent release system, a reagent pre-mix pumping system and a wash buffer pumping system.10-14-2010
20090112370VACUUM SYSTEM AND METHOD FOR OPERATING THE SAME - The present invention provides a vacuum system including a vacuum pump capable of operating at a rotation rate controlled appropriately when a predetermined process is performed in a vacuum chamber, which contributes to energy conservation. The vacuum system serves as a semiconductor manufacturing system comprising a vacuum pump controller which has a gas flow mode and an auto-tuning mode for determining a rotation rate of a vacuum pump unit to set the rotation rate to a target value lower by a predetermined value than the full operation rate of gas flow rate control means under the condition that pressure within the process chamber is vacuum pressure necessary for the gas flow mode. The vacuum pump controller has means for reducing the rotation rate of the vacuum pump unit from a rated rotation rate in the auto-tuning mode under the condition that pressure within the process chamber is vacuum necessary for the gas flow mode, to determine whether or not the operation rate of an APC valve reaches a target value, and means for storing, as the rotation rate necessary for the gas flow mode, the rotation rate of the vacuum pump unit, which is obtained when it is determined that the operation rate of the APC valve reaches the target value.04-30-2009
20120143381APPARATUS AND METHODS FOR CONTROLLING A HABITAT ENVIRONMENT - A system is provided for controlling an aquatic habitat. The system for includes a server, a bridge, and a habitat component. The server includes a database containing information associated with a habitat component. The server also includes a communication interface for transmitting operating data for the habitat component. The bridge has a first communication unit configured to communicate with the server communication interface and transmit the operating data received from the server to the habitat component. The habitat component has a second communication unit for receiving operating data from the bridge.06-07-2012
20100305762System and method of altering temperature of an electrical energy storage device or an electrochemical energy generation device using microchannels - A method is generally described which includes altering temperature. The method includes providing a housing having an external surface and an internal surface. The method also includes coupling at least one component within the housing. At least one component is configured to generate electrical energy in combination with other components, chemicals, or materials residing within the housing. Further, the method includes forming a plurality of microchannels coupled to at least one of the internal surface of the housing or at least one internal components. Further still, the method includes providing a thermal sink coupled to the microchannels. The thermal sink is configured to transfer heat energy to or from the microchannels. Yet further still, the method includes flowing a fluid through the microchannels and the thermal sink.12-02-2010
20110118881Portable one-to-many control device for a sprinkler pipeline - A portable one-to-many control device for a sprinkler pipeline including a plurality of control valves at the sprinkler pipeline. The control valve has a main body; a memory and drive unit positioned within the mounting body; and a portable control instrument movably and electrically connected to the memory and drive unit of the different control valve. According to the data saved in the microprocessor and the different requirements of the control valves, the preset instructions can be saved in the memory and drive unit for controlling the activation time of the electromagnetic solenoids, respectively. In this way, many control valves can be set and controlled by only one portable control instrument. Accordingly, the cost can be saved and it is not necessary to be placed outside for the protection from damage. Meanwhile, it is easy to connect to the personal computer for a mutual data transmission, thereby achieving a more convenient and accurate control of the sprinkling process.05-19-2011
20120123598VARIABLE FLOW CONTROL USING LINEAR PUMPS05-17-2012
20100312402FLUID EVACUATION SYSTEM WITH TWO-WAY COMMUNICATION FILTER - An evacuation system includes at least one fluid intake, at least one fluid outlet, at least one operational component such as an evacuation motor, and a first read/write device such as an RFID tag for transmitting, receiving, or storing information. The evacuation system also includes a filter having a second read/write device for transmitting information to the first read/write device. A microcontroller, which is in functional communication with the first read/write device and the operational component, interprets the information received by said first read/write device and controls the operational component based on said interpreted information.12-09-2010
20100312398Safety System and Method for Pump and Motor - Embodiments of the invention provide a variable frequency drive system and a method of controlling a pump driven by a motor with the pump in fluid communication with a fluid system. The drive system and method can provide one or more of the following: a sleep mode, pipe break detection, a line fill mode, an automatic start mode, dry run protection, an electromagnetic interference filter compatible with a ground fault circuit interrupter, two-wire and three-wire and three-phase motor compatibility, a simple start-up process, automatic password protection, a pump out mode, digital input/output terminals, and removable input and output power terminal blocks.12-09-2010
20130138252DYNAMICALLY LIMITING ENERGY CONSUMED BY COOLING APPARATUS - Cooling apparatuses and methods are provided which include one or more coolant-cooled structures associated with an electronics rack, a coolant loop coupled in fluid communication with one or more passages of the coolant-cooled structure(s), one or more heat exchange units coupled to facilitate heat transfer from coolant within the coolant loop, and N controllable components associated with the coolant loop or the heat exchange unit(s), wherein N≧1. The N controllable components facilitate circulation of coolant through the coolant loop or transfer of heat from the coolant via the heat exchange unit(s). A controller is coupled to the N controllable components, and dynamically adjusts operation of the N controllable components, based on Z input parameters and one or more specified constraints, to provide a specified cooling to the coolant-cooled structure(s), while limiting energy consumed by the N controllable components, wherein Z≧1.05-30-2013
20130138253DYNAMICALLY LIMITING ENERGY CONSUMED BY COOLING APPARATUS - Cooling methods are provided which include providing: one or more coolant-cooled structures associated with an electronics rack, a coolant loop coupled in fluid communication with one or more passages of the coolant-cooled structure(s), one or more heat exchange units coupled to facilitate heat transfer from coolant within the coolant loop, and N controllable components associated with the coolant loop or the heat exchange unit(s), wherein N≧1. The N controllable components facilitate circulation of coolant through the coolant loop or transfer of heat from the coolant via the heat exchange unit(s). A controller is also provided to dynamically adjust operation of the N controllable components, based on Z input parameters and one or more specified constraints, and provide a specified cooling to the coolant-cooled structure(s), while limiting energy consumed by the N controllable components, wherein Z≧1.05-30-2013
20130138254AUTOMATED CONTROLS FOR PUMP DOWN OPERATIONS - In at least some embodiments, a system for pump down operations includes a wireline unit and a pump unit. The system also includes a controller coupled to the wireline unit and the pump unit. The controller is to automate at least one control function selected from the group consisting of: a pump rate for the pump unit based on at least one of a monitored wireline speed and a monitored wireline tension for the wireline unit; and a wireline speed for the wireline unit based on at least a monitored pump rate for the pump unit.05-30-2013
20100324743APPARATUS AND METHOD FOR PRESSURE FLUCTUATION INSENSITIVE MASS FLOW CONTROL - A mass flow controller includes a thermal mass flow sensor in combination with a pressure sensor to provide a mass flow controller that is relatively insensitive to fluctuations in input pressure. The pressure sensor and thermal sensor respectively provide signals to an electronic controller indicating the measured inlet flow rate and the pressure within the dead volume. The electronic controller employs the measured pressure to compensate the measured inlet flow rate and to thereby produce a compensated measure of the outlet flow rate, which may be used to operate a mass flow controller control valve.12-23-2010
20090088906KNOWLEDGE BASED VALVE CONTROL METHOD - A method associated with a valve controller configured to capture dynamic process conditions for monitoring, diagnosing and maintaining a valve assembly through knowledge-based valve performance criteria. The method includes determining the open and closed positions of a process valve. Measuring the peak torque value required by an actuator to open and close the process valve. Measuring the supply and exhaust pressure required by an actuator to open and close the valve. Determining a deviation zone associated with the peak torque value to open the valve where an alarm is triggered when the torque value falls outside the deviation zone. Creating the dynamic baseline over N04-02-2009
20110004353GAS METER AND GAS SAFETY SYSTEM - Setting safety function, as appropriate, according to a user environment is enabled, thereby enhancing safety function. According to selection information from a safety function selection unit 01-06-2011
20110004352CONTROL LOGIC METHOD AND SYSTEM FOR OPTIMIZING NATURAL GAS PRODUCTION - In a system for optimizing natural gas production in response to real-time variations in wellbore parameters, a PLC or other wellsite intelligence technology is used to monitor liquid and gas production from the wellbore under friction-loaded conditions. Using baseline production data obtained during production tests, the PLC determines and initiates the appropriate operating mode for the wellbore to optimize a selected production criterion to suit measured wellbore parameters. The operating mode either a continuous clean-out mode, in which gas is continuously injected into the wellbore to control liquid loading, or an intermittent clean-out, in which liquid loading is regulated by intermittent gas injection. In preferred embodiments, the system uses bladder-type control valves having upstream and downstream solenoids, to control production tubing flow rate within a range between upper and lower set points.01-06-2011
20100332037INFORMATION PROCESSING APPARATUS, METHOD FOR CONTROLLING INFORMATION PROCESSING APPARATUS - Air is blown with a first air amount when a processing unit is not processing a job if a first number of storage units is connected, air is blown with a second air amount when a job is executed. When a second number of storage units is connected, air is blown with a second air amount. The number of storage units connected to an information processing apparatus is detected. When a first number of storage units is detected, and a job is not processed, air blowing is executed using a first air amount. When a job is executed air blowing is executed using a second air amount, which is larger than the first air amount. When a second number of storage units, which is larger than the first number, is detected, air blowing is executed using the second air amount irrespective of whether or not a job is processed.12-30-2010
20110130883METHOD AND APPARATUS FOR CONTROLLING A COMPRESSOR AND METHOD OF COOLING A HYDROCARBON STREAM - Method and apparatus for controlling one or more first compressors (06-02-2011
20110054702MULTI-MODE CONTROL LOOP WITH IMPROVED PERFORMANCE FOR MASS FLOW CONTROLLER - One embodiment of the invention comprises a mass flow controller comprising a digital controller, a valve, and a sensor. The digital controller is adapted to implement a control loop having a proportional signal modifier in series with an integral signal modifier. The integral signal modifier is adapted to receive a combination signal and output an integrated signal. The valve is adapted to receive the integrated signal and adjust a valve opening in accordance with the integrated signal. The sensor is adapted to output a measured flow rate signal indicative of an actual fluid flow rate in the mass flow controller. The measured flow rate signal is received by the proportional signal modifier and used in conjunction with a setpoint signal to determine the error signal.03-03-2011
20110046796METHOD, DEVICE AND SYSTEM FOR USE IN CONFIGURING A BATHING UNIT CONTROLLER - A controller for a bathing unit system comprising a memory unit for storing program instructions, an interface for establishing a communication link with an external memory medium and a processing unit. The controller is operative for controlling a set of bathing unit components at least in part on the basis of the program instructions stored in the memory unit. The external memory medium stores update information associated with the program instructions and relevancy information indicative of a characteristic of the update information. The processing unit is operative for detecting the presence of an external memory medium at the interface, accessing the relevancy information stored in the memory medium, processing the relevancy information and causing the program instructions to be updated on the basis of the update information.02-24-2011
20100152907METHOD FOR PRESSURE-SENSOR WEAR STATE DETERMINATION OF A VALVE MECHANISM - A method and a valve arrangement are disclosed for pressure-sensor diagnosis of an operating state of a valve arrangement for controlling a process medium flow, in which a valve element, which is arranged such that it can move axially within a valve housing, is moved by application of control pressure, with the control pressure being determined in the starting and/or stopped phase of the valve element in order to determine static friction. A pressure rise value of control pressure required to start movement of the valve element is measured repeatedly and successively after the movement of the valve element has been stopped. The measured pressure rise values are temporarily stored in a memory unit. A diagnosis unit accesses the pressure rise values in order to determine a probable influence of the static friction on the movement of the valve element, by statistical analysis.06-17-2010
20110213503PATIENT SUPPORT SYSTEM AND METHOD - A patient support system for a wheelchair is provided. At least a portion of the patient support system components form a no-air-loss patient support surface. At least one fluid pump can supply air pressure to a plurality of no-air-loss air cells, and at least one pressure release valve can release air pressure from the no-air-loss air cells. A computer can compare air pressure within the air cells to a desired air pressure set point and can modulate the air pressure by actuating the at least one fluid pump and/or the at least one pressure release valve to bring the air pressure within the air cells to a desired air pressure. After the initial air pressure adjustments are made and the desired air pressure is achieved, no further adjustments during the operation are able to be made by the computer so that the patient positioned thereon the patient support system will not be moved by the patient support system during an operation.09-01-2011
20100036535TIP-BASED COMPUTER CONTROLLED SYSTEM FOR A HAND-HELD DENTAL DELIVERY DEVICE - A tip-based computer controlled system for a dental delivery device is disclosed. The system automatically controls an operating characteristic such as power control or fluid flow based on tip identification and history. The operating characteristic may also be controlled in response to particular conditions throughout the dental procedure, such as (but not limited to) temperature, dental hygiene material, fluid type, etc. The system may provide an alert or shut off if unsafe conditions occur and/or error circumstances are detected. An operator interface is provided to configure the system and augment/override an executing control algorithm during a procedure. A method and a computer-readable storage medium are also disclosed.02-11-2010
20090248213FLOW CONTROLLER AND TEST METHOD THEREFOR, AND FLOW CONTROL METHOD - A flow controller and a test method therefor are provided which enable testing of the flow control of a process gas passing through a fluid path during operation of semiconductor manufacturing apparatuses. While the flow control is being performed to adjust the flow rate through the fluid path to a flow rate set value, a predetermined number of pieces of test sampling information is collected and associated with the flow rate set value for storage. The test sampling information is made up of a detected flow rate value of the process gas, a detected pressure value, and valve drive control information delivered to a flow control valve mechanism. Then, coefficients of association are sequentially determined which indicate the associations of the predetermined number of detected flow rate values and pieces of valve drive control information, which are stored as the test sampling information. When the value of a coefficient of association is out of the range of predetermined threshold values, a difference is determined between the valve drive control information made available based on a newly received detected flow rate value and the reference valve drive control information obtained with reference to a valve property information table pre-registered for testing. This difference is employed as test information.10-01-2009
20090312877SYSTEM AND METHOD OF CONTROLLING HEAT DISSIPATION GATE - A heat dissipation gate control system includes a magnetic element, an electromagnetic element and an elastic element. The magnetic element is coupled to a heat dissipation gate. The electromagnetic element is provided for generating a magnetic force to enable the magnetic element to drive the heat dissipation gate open. The elastic element has an end coupled to the heat dissipation gate and applies an elastic force to the heat dissipation gate to enable the heat dissipation gate closed when the electromagnetic element stops generating the magnetic force for the magnetic element. A method of controlling a heat dissipation gate is also disclosed herein.12-17-2009
20090312876MASS FLOW CONTROLLER - This invention provides a mass flow controller that can prevent a flow rate change due to a pressure change without sacrificing the speed of response to a change of a flow rate setting value and can be used in a system that can generate a crosstalk.12-17-2009
20100131116CONTROL SYSTEM FOR PLANT - A control system for a plant is provided. A feedback control input is calculated so that a controlled output of the plant coincides with a target value. The feedback control input is averaged to calculate an averaged feedback control input. A hold control input is calculated according to an operating condition of the plant. A corrected hold control input is calculated by combining the hold control input with the averaged feedback control input according to a preset ratio. A control input to the plant is set to the feedback control input in a first state where a control deviation between the controlled output and the target value is greater than a predetermined threshold value, and setting the control input to the corrected hold control input in a second state where the control deviation is equal to or less than the predetermined threshold value. The feedback control input is made to gradually approach to or coincide with the corrected hold control input in the second state.05-27-2010
20100131115CONTROLLING METHOD OF AIR CONDITIONER - The present invention relates to a controlling method of an air conditioner. The controlling method of an air conditioner having a phase separator, an expansion valve, a control valve, an evaporator, a multistage compressor, and a condenser, includes the steps of sensing an order to operate the air conditioner, stabilizing the air conditioner, setting a degree of superheat of refrigerant in the air conditioner, and setting an optimum intermediate pressure of the refrigerant of the air conditioner.05-27-2010
20100057263METHOD AND APPARATUS FOR COOLING - Methods of controlling a cooling unit and embodiments of a cooling unit are disclosed. A method of improving efficiency of the cooling unit includes detecting a degree of opening of a hot gas bypass valve configured to divert a portion of coolant from a compressor to a heat exchanger of the cooling unit, and adjusting a condenser discharge pressure based on the detected degree of opening. Aspects may increase cooling efficiency at partial cooling requirements. Fluctuations in refrigerant pressure at low cooling capacities and condenser medium inlet temperature may be avoided. Minimum condenser water inlet temperature for a water-cooled cooling unit may also be reduced.03-04-2010
20100057262FLUID PROCESS CONTROL - A fluid regulator characterization system can characterize the flow of a fluid regulator that results in response to a received control signal. The fluid regulator characterization system can use the characterization to achieve a linear fluid regulator flow gain over a full operating range (e.g., zero percent travel to one hundred percent travel) for the fluid regulator relative to the received control signal. A linear fluid regulator flow gain can improve process control and reduce process variability.03-04-2010
20100070096Device and piston for segregating articles - A device and a piston for segregating articles is being disclosed. The device encompasses a segregating element comprising at least one cylinder with a cylinder housing and a piston installed in the cylinder that has at least one valve. A medium can be fed into and discharged from the cylinder via at least one line. The at least one valve interacts with the at least one line so as to create a hard sealing, and a housing sealing element interacts with a piston sealing element so as to create a hard sealing. The piston can used in a device for segregating liquid containers.03-18-2010
20100070095FLOW METER AND FLOW VOLUME CONTROLLING DEVICE - To provide a flow meter, and a flow volume controlling device equipped therewith, capable of reducing pressure loss while obtaining a flow rectifying effect in a measurement fluid. A flow meter for measuring the flow volume of a measurement fluid, equipped with a flow path wherein the measuring fluid flows, and a flow rectifier that is disposed within the flow path, where the flow rectifier has holes for rectifying the flow of a measurement fluid, and has an area that is wider than the flow path cross-sectional area in a direction that is perpendicular to the direction in which the flow path extends. The flow volume controlling device is provided with the flow meter, a controlling valve, and controlling means for adjusting the flow volume of a fluid that flows through the flow path of the flow meter through controlling the controlling valves based on information regarding the flow volume detected by the flow meter.03-18-2010
20110251728SYSTEM AND METHOD FOR SUBSEA PRODUCTION SYSTEM CONTROL - A control and instrumentation system utilizes a subsea data hub to establish closed loop of between subsea production system components and a surface located controller. The control and instrumentation system can be utilize to operational control all of the required process components of the subsea production system from the surface located controller.10-13-2011
20110098864SYSTEM AND METHOD FOR MONITORING OPERATION OF A PUMP - Systems and methods for monitoring operation of a pump, including verifying operation or actions of a pump, are disclosed. A baseline profile for one or more parameters of a pump may be established. An operating profile may then be created by recording one or more values for the same set of parameters during subsequent operation of the pump. The values of the baseline profile and the operating profile may then be compared at one or more points or sets of points. If the operating profile differs from the baseline profile by more than a certain tolerance an alarm may be sent or another action taken, for example the pumping system may shut down, etc.04-28-2011
20110077781SYSTEM AND METHOD FOR CONTROLLING HYDRONIC SYSTEMS HAVING MULTIPLE SOURCES AND MULTIPLE LOADS - A system and method are provided to control hydronic systems having a plurality of sources, including at least one of an on-demand source, a semi-on-demand source, and an intermittent source that are fluidly or thermally coupled to a plurality of load zones. The hydronic system device obtains performance measurements for system components to provide system metrics, including failure diagnostics, energy capture, and usage optimization. The hydronic system device may also calculate British Thermal Units produced and used by the plurality of sources and loads to calculate incentives, including renewable energy credits.03-31-2011
20110077782BLOOD PUMP FLOW RATE ESTIMATION DEVICE - In a flow rate estimation device of a blood pump, a general flow rate estimation formula which includes a correction term is formed based on a plurality of blood pumps. Measured data obtained from an objective blood pump implanted inside a patient is substituted into the correction term, thus forming a flow rate estimation formula of the objective blood pump. The flow rate Q of the objective blood pump is estimated based on the flow rate estimation formula and the values of the rotational speed N and the consumption current I of the motor of the objective blood pump, and the attribute data Z of the blood of the patient.03-31-2011
20110060470COOLING SYSTEM AND METHOD MINIMIZING POWER CONSUMPTION IN COOLING LIQUID-COOLED ELECTRONICS RACKS - A cooling system and method are provided for facilitating cooling of a liquid-cooled electronics rack. The cooling system includes a coolant flow controller, a modular cooling unit and a pressure controller. The flow controller is associated with a respective electronics rack and controls flow of coolant through that electronics rack based on its changing cooling requirements. The cooling unit includes an adjustable coolant pump for facilitating supply of coolant to the rack. The pressure controller is associated with the cooling unit for controlling pressure of coolant at an output of the cooling unit via control of pump speed of the pump. Responsive to adjusting coolant flow through the electronics rack, the pressure controller automatically adjusts pump speed of the adjustable pump to maintain pressure about a constant coolant pressure set point at an output of the cooling unit, thereby conserving power while still cooling the liquid-cooled electronics rack.03-10-2011
20090018704Method and system for control of osmotic pump device - Embodiments of a system including a remotely controlled osmotic pump device and associated controller are described. Methods of use and control of the device are also disclosed. According to some embodiments, an osmotic pump device is placed in an environment in order to pump a material into the environment or into an additional fluid handling structure within the osmotic pump device. Exemplary environments include a body of an organism, a body of water, or an enclosed volume of a fluid. In selected embodiments, a magnetic field, an electric field, or electromagnetic control signal may be used.01-15-2009
20090018703System and Method for Control of Aeroelasticity Effects - A system is provided for control of a structure immersed in a fluid flow regime. The system comprises a plurality of flow sensors disposed on a surface of the structure, the flow sensors including at least one flow bifurcation point sensor. The system further comprises at least one structural sensor attached to the structure for measurement of a structural parameter. A data processor in communication with the flow sensors and the at least one structural sensor is configured for processing the data signals and for generating and transmitting one or more actuator command signals to effect a desired flow and structural state for the structure. The system also comprises at least one actuator in communication with the data processor. Each of the at least one actuator is configured for effecting, in response to an actuator command signal, one of the set consisting of a structural deformation in at least a portion of the structure, a change in configuration of a control surface of the structure, and an operational change in a flow control device embedded in the structure.01-15-2009
20120303167COORDINATING INJECTOR-VALVE SWITCHING WITH PUMP-STROKE TIMING TO MITIGATE EFFECTS OF PRESSURE PULSES - A liquid chromatography system includes an autosampler with an injector valve by which a sample at low pressure within a sample loop is introduced into a high-pressure solvent mixture stream. A solvent delivery system includes a pump in fluidic communication with the injector valve of the autosampler to deliver the solvent mixture stream thereto. The solvent delivery system further comprises a processor that calculates a number of strokes of the pump needed to deliver the solvent mixture stream to the injector valve of the autosampler. The processor counts strokes of the pump during delivery of the solvent mixture stream. In response to a stroke count equaling the calculated number of strokes, the processor signals the autosampler to switch the injector valve to introduce the sample to the solvent mixture stream during a pump transfer period within which the pump performs pressure control to compensate for a drop in pressure.11-29-2012
20120303166SYSTEM AND METHOD OF SAFE AND EFFECTIVE ENGERGY USAGE AND CONSERVATION FOR DATA CENTERS WITH RACK POWER DISTRIBUTION UNITS - A system and method for improving energy usage and conservation of at least one air-management unit in a data center where a multiplicity of rack mounted power distribution units are used for power distribution to a multiplicity of electronic devices mounted on a plurality of racks in at least one computer room of the data center. A group of power load, temperature, humidity and differential pressure sensors are provided throughout the racks, and coupled to a computer through a network interface for automatically calculating multiple air-management effectiveness and energy efficiency indices (e.g., rack cooling index RCI, rack humidity index RHI, rack airflow index RAI, rack differential pressure index RPI and return temperature index RTI) based on the data from the sensors, such that the operation of the air-management unit can be adjusted accordingly to achieve an optimal efficiency of safe energy usage and conservation.11-29-2012
20110060471SELF-CLEANING CHASSIS - A temperature control system and methods that remove dust or debris from inside an electrical equipment chassis are provided. One or more fans are placed in or near the exterior of the chassis. The fans are operated either in reverse, forward, pulsing, or reverse pulsing modes to create turbulent air flow through the chassis. The change in air flow pattern helps dislodge dust and particles. Once airborne, the fans can exhaust the dust and particles. Further, some embodiments provide vanes or other elements to further direct air flow. The temperature control system can be used in any electrical equipment that is ventilated with fans. The temperature control system provides the advantage of a low cost and efficient method for ensuring that dust does not accumulate on components within an enclosure.03-10-2011
20110060472Methods and Apparatuses for Optimizing Wells - Methods and apparatuses are disclosed for optimizing oil and gas wells. Some embodiments may include optimizing a gas well based upon continuous measurements of the well's operating parameters, such as casing pressure draw down and/or line pressure surges. These continuous measurements of the well's parameters may be utilized to derive an empirical model of the well's behavior that is more accurate than conventional approaches with respect to the various stages of well production. In other words, by measuring the well's operating parameters continuously and measuring certain well parameters (like casing pressure draw down and/or surges in line pressure from opening the well), the empirical model derived therefrom may provide more accurate control of turn on criteria of the well than conventional approaches, such as during the mature production stage of production of the well.03-10-2011
20110257796DOOR CLOSER WITH CALIBRATION MODE - A door closer with an automated calibration mode is disclosed. The door closer that can be self powered and includes a control unit to intelligently control a valve within the door closer to vary the operating characteristics of the door closer as needed. The control unit includes a calibration mode that can be invoked to match the control unit to the mechanical door closer assembly. A plurality of positional values being output encoders coupled to an arm of the door closer and the motor for the valve can be determined. The positional values from the encoders and the positions that they indicate can then be stored in a memory within the controller for use during normal operation of the door closer.10-20-2011
20100305763PIPELINE FLOW CONTROL OPTIMIZATION SOFTWARE AND METHODS - Pipeline flow optimization systems, software, and methods that emulate transient optimization are disclosed. A pipeline flow optimization system includes an upset condition handler that is adapted to provide a multivariable controller with pipeline flow adjustments to handle one or more upset conditions. The optimization system may be used with fluid pipeline systems, including gas pipeline systems and liquid pipeline systems. Systems, software, and methods according to embodiments of the invention may further include linepack transition handling capabilities and administrative tools.12-02-2010
20100121495Variable evaporator water flow compensation for leaving water temperature control - A method of controlling a refrigerant chiller system is particularly suited for chillers where the water being chilled (or some other liquid) flows through the chiller's evaporator at a flow rate that is variable and is not directly known. To effectively control the chiller and maintain the temperature of the water leaving the evaporator at a desired target temperature, the cooling capacity of the chiller's evaporator is estimated based the degree of valve opening of an expansion valve, a pressure differential across the expansion valve, and a change in enthalpy per unit mass of the refrigerant flowing through the evaporator. In some embodiments, the chiller system includes multiple refrigerant circuits that are hermetically isolated from each other.05-13-2010
20110213504I/O SYSTEMS, METHODS AND DEVICES FOR INTERFACING A PUMP CONTROLLER - Embodiments of the present invention provide I/O systems, methods, and devices for interfacing pump controller(s) with control device(s) which may have different interfaces and/or signaling formats. In one embodiment, an I/O interface module comprises a processor, a memory, and at least two data communications interfaces for communicating with a pumping controller and a control device. The I/O interface module can receive discrete signals from the control device, interpret them accordingly and send the packets to the pump controller. The pump controller reads the packets and takes appropriate actions at the pump. The I/O interface module can interpret packets of data received from the pump controller and assert corresponding discrete signals to the control device. The I/O interface module is customizable and allows a variety of interfaces and control schemes to be implemented with a particular multiple stage pump without changing the hardware of the pump.09-01-2011
20110160916Fan speed control of rack devices where sum of device airflows is greater than maximum airflow of rack - Computing devices have fan speeds governing airflows through the computing devices. The rack has a maximum airflow associated with a cooling component for the rack. The computing devices transmit their current airflows. A sum of the current airflows is determined. Where the sum is greater than the maximum airflow, the fan speeds of one or more selected computing devices are decreased. The fan speeds of lower priority computing devices may be reduced before the fan speeds higher priority computing devices are reduced. Fan speed reduction may be achieved in a centralized manner, by employing a centralized management component, or in a decentralized manner, without employing a centralized management component.06-30-2011
20090192653Pneumatic-to-digital devices, systems and methods - A control device may include at least a first electromechanical setpoint controller having a prime mover that applies a setpoint force in response to at least a controller signal, and a controller circuit that generates at least the controller signal in response to setpoint control data. A pneumatic controller may have at least one gas flow inlet and a flow regulator that varies a gas flow property in response to the setpoint force.07-30-2009
20080319584PROCEDURE FOR CONTROLLING AN INJECTION VALVE - The invention concerns a procedure for controlling an injection valve, at which the injection valve is supplied with current that is provided by a condenser during a holding phase, at which the injection valve is kept open. The invention further concerns a device for controlling an injection valve, which is customized to cause the condenser to provide the injection valve during a holding phase, at which the injection valve is kept open, with current.12-25-2008
20110257798SYSTEM AND METHOD FOR DELIVERING A THERAPEUTIC AGENT ACCORDING TO DEFAULT INFUSION SCHEDULE - A fluid delivery system comprises a pump configured to deliver a therapeutic agent to a patient, a memory storing a therapy program defining the delivery of the therapeutic agent to the patient by the pump and a default infusion schedule based on the therapy program, and a processor configured to control the pump to deliver the therapeutic agent to the patient according to the therapy program, to determine an error condition that prevents the pump from continuing to deliver therapy according to the therapy program, and, upon determination of the error condition, to control the pump to deliver the therapeutic agent to the patient according to the default infusion schedule.10-20-2011
20110257797DOOR CLOSER ASSEMBLY - A door closer comprises a piston cooperating with a rotating pinion. Upon rotation of the pinion in the door opening direction, the piston moves toward the second end of the housing forcing fluid from a second variable volume chamber through a passage to a first variable volume chamber and compressing a spring assembly for storing energy. The spring assembly urges the piston toward the first end of the housing for forcing fluid from the first variable volume chamber to the second variable volume chamber and rotating the pinion in the door closing direction. A controller controls the position of a valve in the passage based on the sensed angular position of a door and the position of the valve for determining the amount of hydraulic fluid flowing through the valve.10-20-2011
20110054705SYSTEM AND METHOD FOR CONTROLLING COMPUTER SYSTEM FAN SPEED - Computer system fans having fixed operating states corresponding to discreet operating speeds may be controlled by collecting temperature information upstream or downstream of the fans and commanding the fans to switch between the fixed operating states based on the temperature information at a frequency sufficient to controllably achieve speeds between the discreet operating speeds.03-03-2011
20110054703HEAT EXCHANGE NETWORK HEAT RECOVERY OPTIMIZATION IN A PROCESS PLANT - A method and system for maximizing heat recovery in a heat exchange network includes collecting on-line process data from a network of heat exchangers having multiple parallel paths. The on-line process data is generated from cool process stream outlet temperatures of the paths. Stream flow rate target values are developed based on the on-line process data and include intended flow rates through each heat exchanger to equalize each of the cool process stream outlet temperatures. One or more cool stream flow control valves of the heat exchanger network and one or more process stream flow control valves of the heat exchanger network are controlled based on the flow rate target values to effect equalization of the cool process stream outlet temperatures.03-03-2011
20110054704HIGH FIDELITY INTEGRATED HEAT TRANSFER AND CLEARANCE IN COMPONENT-LEVEL DYNAMIC TURBINE SYSTEM CONTROL - A system comprises a rotary apparatus, a control law and a processor. The rotary apparatus comprises a rotor and a housing forming a gas path therebetween, and the control law controls flow along the gas path. The processor comprises an output module, a plurality of temperature modules, a thermodynamic module, a comparator and an estimator. The output module generates an output signal as a function of a plurality of rotor and housing temperatures defined along the gas path, and the temperature modules determine time derivatives of the rotor and housing temperatures. The thermodynamic module models boundary conditions for the gas path, and the comparator determines errors in the boundary conditions. The estimator estimates the rotor and housing temperatures based on the time derivatives, such that the errors are minimized and the flow is controlled.03-03-2011
20110071689Water Play Installation - A participatory water play installation comprises a water play area provided with several water dispensing elements which can be user-activated via a user interface connected to a command center. The command center is preferably located underneath the water play area and further comprises an electronic system controller, electrically actuated solenoid valves and a water distribution manifold. The command center is in fluid communication with the water dispensing elements whereby upon stimulation of the user interface, the command center initiates a predetermined sequence of water dispensing patterns from the activated water dispensing elements, resulting in recreational enjoyment of the participants.03-24-2011
20110071688IN SITU EMISSION MEASUREMENT FOR PROCESS CONTROL EQUIPMENT - A system and method for accurately measuring supply gas consumed by a particular process control component within a process control system is disclosed. Enhanced measurement accuracy is derived from measuring the consumption of the process control component in a normal operating mode of the process control system. The amount of fluid expended by one process control component is separated by a fluid control system from the amount of supply gas expended in actuating other process control components. The amount of fluid expended by each component may be determined by measuring a decrease in a fluid within a vessel having a known quantity that independently supplies supply gas to each component during its operation.03-24-2011
20100292851Electro-Hydraulic Auxiliary Control With Operator-Selectable Flow Setpoint - A work machine (11-18-2010
20110125333System, Program Products, and Methods For Controlling Drilling Fluid Parameters - Embodiments of systems, program product, and methods for controlling drilling fluid pressures are provided. These embodiments, for example, can provide dynamic density control with highly adaptive, real-time, process-control and are scalable to any rig, large or small, on land or water. Combined static and dynamic stresses and displacements can be determined continuously at strategic locations in and around the wellbore of a well so that insitu and operational induced pressure window limitations at specific weak-points or other locations of interest are controlled.05-26-2011
20110137471DUAL PATH SUBSEA CONTROL SYSTEM - A technique enables protection of subsea wells. The technique employs a subsea test tree and associated control system to ensure control over the well in a variety of situations. The subsea test tree may be formed with an upper portion releasably coupled to a lower portion. The upper portion employs at least one upper shut-off valve, and the lower portion employs at least one lower shut-off valve to protect against unwanted release of fluids from either above or below the subsea test tree. The subsea test tree also is coupled with the control system in a manner which allows control to be exercised over the at least one upper shut-often valve and the at least one lower shut-off valve.06-09-2011
20110137470METHOD AND SYSTEM FOR VEHICLE REFUELING - Methods and systems are provided for facilitating refueling operations in vehicles operating with multiple fuels. A vehicle operator may be assisted in refueling the multiple fuel tanks of the vehicle by being provided one or more refueling profiles that take into account the vehicle's future trip plans, the predicted environmental conditions along a planned route, and the operator's preferences.06-09-2011
20110137469DETERMINING OPERATIONAL SETTINGS FOR FLUID MOVING DEVICES - In a method for determining operational settings for a plurality of fluid moving devices, one or more motifs in utilization data of the plurality of fluid moving devices collected over a time series is identified, sustainability metric levels for each of the one or more identified motifs are calculated, and a determination as to which of the one or more identified motifs have favorable sustainability metric levels is made.06-09-2011
20100262302Plasma processing apparatus, fault detection apparatus, and fault detection method - Gas introduction piping introduces process gas for plasma generation into a processing chamber. A pressure regulating valve is provided at an exhaust pipe. A mass flow controller is provided at the gas introduction piping and regulates the flow rate of the process gas. A pressure gauge detects the pressure of the processing chamber. A control unit controls pressure within the processing chamber by controlling an extent of opening of the pressure regulating valve based on values detected by the pressure gauge. The control unit receives flow rate data indicating the rate of flow of process gas from the mass flow controller and determines the presence or absence of faults at the mass flow controller based on an extent of fluctuation of the values detected by the pressure gauge when a high-frequency is inputted to the electrode.10-14-2010
20100324742CONTROL SYSTEM FOR AN EXPANSION VALVE REGULATING REFRIGERANT TO AN EVAPORATOR OF A CLIMATE CONTROL SYSTEM - A control system for an expansion valve and evaporator of an air conditioner system is provided that comprises an expansion valve having a valve element that is movable relative to a valve port for varying an opening area to regulate the flow of refrigerant to an evaporator coil. The evaporator coil has an inlet and an outlet, and is configured to conduct heat to a refrigerant flowing through the evaporator coil, where the exiting refrigerant temperature is dependent on the refrigerant flow rate. The control system for controlling the expansion valve includes an evaporator coil outlet temperature sensor, which is configured to sense the temperature of refrigerant within the evaporator coil near the outlet of the evaporator coil. A controller is in communication with the evaporator coil outlet temperature sensor for sensing temperature of refrigerant near the evaporator outlet, and is configured to determine a control set point based on the refrigerant temperature near the evaporator outlet. The control set point is used to determine a valve opening area to regulate refrigerant flow into the evaporator such that temperature of refrigerant at the evaporator outlet is within a temperature band having a lower bound within 12 degrees Fahrenheit above the liquid-to-vapor transition temperature.12-23-2010
20100179700STEPPER MOTOR GAS VALVE AND METHOD OF CONTROL - A controller for a variable heating system is operable to control a stepper motor operated gas valve to adjust gas flow to vary the heating level. The controller includes a first terminal for receiving a thermostat signal requesting heating, an electronic memory, and a microprocessor in communication with the electronic memory and first terminal. The microprocessor detects a thermostat signal requesting heating, and generates a control signal for the stepper motor to operate the gas valve. The microprocessor includes a programmable read-only-memory encoded with an instruction to store a time duration during which the microprocessor detects a thermostat signal requesting heating, and further encoded with an instruction operable to determine a desired heating level based on the stored time duration. The microprocessor responds to a thermostat signal requesting heating by determining the number of steps the motor must move to vary the gas flow corresponding to the desired heating level.07-15-2010
20100179699METHOD AND ELECTRONIC DEVICE FOR COMPENSATION FOR THE DRIFT BEHAVIOR OF A PNEUMATIC ACTUATING ELEMENT DURING OPERATION - A method and an electronic device for compensation of the drift behavior during operation of a pneumatic actuating drive whose electropneumatic valve is operated in order to produce a control pressure in a closed control loop for position regulation of a switching element on the basis of a position regulator. A velocity profile v(t) of the switching element is recorded along the time axis during operation of the regulation, and at the same time, the opening cross-section profile A(t) of the fitting which is predetermined for the position regulator as a nominal value, is also recorded. The velocity profile v(t) and the corresponding opening cross-section profile A(t) are converted by elimination of the time to a velocity opening cross-section characteristic (v-A-characteristic). The v-A-characteristic is analyzed by pattern recognition for the presence of a braking profile which is characteristic of sealed closure, and before sealed closure, at least the last two measurement points in the braking profile are extrapolated to a point which is determined to be the opening point and is actually not zero.07-15-2010
20100179698CARRYING DEVICE, CONTROL DEVICE AND PROGRAM - The carrying device comprises a carrying mechanism carrying a fluid vessel containing liquid, a detection device detecting depth information changing with depth of the liquid in the fluid vessel, and a control device controlling the carrying mechanism. The control device comprises: an information acquisition unit acquiring the depth information detected by the detection device; a computing unit calculating a maximum value of an acceleration which can be given to the fluid vessel when carried based on the depth information acquired by the information acquisition unit; and a carry command unit giving the carrying mechanism a command for carrying the fluid vessel at acceleration of the maximum value or smaller. The computing unit calculates a greater value as the maximum value of the acceleration as the depth of the liquid in the fluid vessel increases, and a smaller value as the maximum value of the acceleration as the depth of the liquid in the fluid vessel decreases.07-15-2010
20090171507GASKET TYPE ORIFICE AND PRESSURE TYPE FLOW RATE CONTROL APPARATUS FOR WHICH THE ORIFICE IS EMPLOYED - An orifice changeable pressure type flow rate control apparatus comprises a valve body of a control valve for a pressure type flow rate control apparatus installed between an inlet side fitting block provided with a coupling part of a fluid supply pipe and an outlet side fitting block provided with a coupling part of a fluid takeout pipe; a fluid inlet side of the valve body and the inlet side fitting block, and a fluid outlet side of the valve body and the outlet side fitting block are detachably and hermitically connected respectively so a flow passage for gases through the control valve is formed; and, a gasket type orifice for a pressure type flow rate control apparatus is removably inserted between a gasket type orifice insertion hole provided on the outlet side of the valve body and a gasket type orifice insertion hole of the outlet side fitting block.07-02-2009
20110087378CONTROL METHOD AND PROCESSOR OF EXHAUST GAS FLOW RATE OF PROCESSING CHAMBER - To provide a method for controlling an exhaust gas flow rate so that flow of gas in a processing chamber becomes uniform. The control method of exhaust gas flow rate of the processing chamber having a pressure gauge and a plurality of exhaust pipe lines includes a step for measuring pressure in the processing chamber by using the pressure gauge, a step for deciding a total opening degree of the whole exhaust pipe lines so that measured pressure in the processing chamber becomes prescribed pressure, a step for distributing the total opening degree of the whole exhaust pipe lines to the opening degrees of the respective exhaust pipe lines and a step for controlling the flow rate of gas exhausted by adjusting the opening degrees of the exhaust pipe lines based on the opening degree which is set.04-14-2011
20110153093FLUIDICS-BASED ORIENTATION AND SORTING DEVICE FOR PLANT EMBRYOS - The present invention provides an apparatus for fluidics-based automated orientation of plant embryos. The apparatus comprises flow channels, flow direction means, an orientation detector and a control unit. The orientation of embryos suspended in liquid flowing individually through the flow channels is constrained to cotyledon-first or cotyledon-last orientation by dimensional constraints. The orientation is determined by the orientation detector. Embryos not oriented as desired are directed into a reservoir tube by the flow direction means, after which the flow is directed from the reservoir tube to the outlet thereby having reoriented the embryo. Means of sorting viable embryos from other objects are optionally included in the apparatus.06-23-2011
20110178644WATER MANAGEMENT SYSTEM - A method of managing and conserving water at a point of use, by installing a control panel and at least one electrically operated valve in a plumbing line, which valve can monitor at least pressure and flow rate, and allow the calculation of the total volume of flow in a particular line. The valve being controlled by a controller programmed to prevent water loss by monitoring the pressure and flow rate in a particular line to detect and prevent water consumption outside controlled parameters by shutting off the valve if the system detects an uncontrolled flow, such as faucet being left on, or a leaky toilet cistern, or the water flow in a zone exceeding a predetermined quota.07-21-2011
20100082167METHOD FOR SETTING A BASAL RATE PROFILE FOR AN INSULIN PUMP - Methods for setting a basal rate profile for an insulin pump with an input unit and a calculation unit are disclosed. A number of interpolation nodes for the basal rate profile are defined by means of the input unit of the insulin pump. A continuous function with respect to the interpolation nodes, which images the interpolation nodes and any previously stored basal rates, is formed using the calculation unit of the insulin pump, and a temporal sequence of basal rates to be released by the insulin pump during specific time intervals is generated from the continuous function using the calculation unit of the insulin pump.04-01-2010
20100036534Systems and Methods for Updating Valve Cracking Current in Mass Flow Controllers - A valve system for a mass flow controller that controls a flow rate of a fluid is disclosed. The valve system includes a valve movable between an open position and a closed position to adjust the flow rate of the fluid to a desired set point, and a valve controller. The valve controller sends a valve current through the valve, so as to adjust the flow rate of the fluid until an actual measured flow rate of the fluid substantially equals the desired set point. The valve controller monitors the valve current and the flow rate when the valve is moving to the closed position, determines a value of the valve current when the fluid has near-zero flow rate, and updates the valve cracking current for a next run, by setting the updated valve cracking current to the value of the valve current at the near-zero flow rate.02-11-2010
20090292400CONFIGURATION OF A MULTIVARIABLE PROCESS FLUID FLOW DEVICE - A method of providing configuration information for a process fluid flow device is provided. The method includes receiving a process fluid selection and providing at least one selectable fluid property relative to the selected process fluid and receiving at least one process fluid property selection. Information relative to a primary element is also received. Reception of a reset relative to the process fluid selection, the process fluid property, and the primary element selection, clears the respective information. The configuration information is provided to a process fluid flow device based on the process fluid selection, the process fluid property and the primary element information.11-26-2009
20090292398Apparatus for Placing Battery Plates - This invention relates to apparatus for placing battery plates in a line from a stack of plates including an elevator for receiving a stack of plates and sequentially elevating the stack to maintain, in use, the uppermost plate in the stack in a datum region lying between two parallel generally horizontal planes and a plurality of vacuum heads arranged in a closed loop for sequentially passing over the elevator with a fixed gap from the upper plane of the datum range for picking up the uppermost plate and for subsequently releasing the plate at a release position.11-26-2009
20120209436FLUID CONTROL DEVICE AND PRESSURE CONTROL DEVICE - A fluid control device that can, with a digitally controlled valve controller, achieve responsiveness close to conventional analog control is provided with: a fluid control valve in a flow path through which fluid flows; fluid measurement parts that measure a physical quantity related to the fluid; and a valve controller configured to control, on the basis of a deviation between a physical quantity value measured in the fluid measurement part and a preliminarily set setting value, a fluid control valve's opening level by digital control. The valve controller 08-16-2012
20110264281METHOD AND SYSTEM OF ON-TOOL AND ON-SITE MFC OPTIMIZATION PROVIDING CONSISTENT RESPONSE - One method of obtaining an initial adjusted mass flow controller valve start position comprises obtaining a mass flow controller delay period and setting a mass flow controller valve to an initial valve opening position that is less than an expected optimal valve opening position. An initial desired flow rate and initial operating conditions are input into a control system that is in communication with the valve, and the control system is initiated. The control system is adapted to adjust the valve opening position to achieve the initial desired flow rate, while taking into account flow rate and valve position feedback to the control system. During operation of the MFC and control system, the valve position and the flow rate are recorded in one embodiment and a flow rate that one of meets and exceeds a threshold is detected. An initial-flow time-period extending from the time of control system initiation to detection of the threshold being one of met and exceeded is determined and the mass flow controller delay period from the initial flow time period is subtracted from the initial-flow time-period to obtain an adjusted start time. The valve opening position at the adjusted start time is set as the initial adjusted mass flow controller valve start position.10-27-2011
20100030388MULTI-GAS FLOW DEVICE - A system and method of characterizing or controlling a flow of a fluid is provided that involves a sensor conduit and a bypass. A plurality of fluids may be utilized in the flow control device based on characteristic information of the device generated during calibration thereof. The characteristic information, in turn is based on a dimensionless parameters, such as adjusted dynamic pressure and adjusted Reynolds number.02-04-2010
20120150356Flow Rate Accuracy of a Fluidic Delivery System - Improving the accuracy of the flow rate of a valve in a fiuidic delivery device in which a desired flow rate may be achieved by varying the duty cycle of the valve. The flow rate of fluid delivery from the valve over its lifetime is stabilized by minimizing the voltage OPENING time of the valve to account for valve and piezoelectric actuator drift. Also, the valve OPENING time of one or more fiuidic parameters that impact on the flow rate delivery by the valve and differ among fiuidic delivery devices is compensated to optimize the flow rate accuracy.06-14-2012
20100023169Electric Motor Driven Lubrication Pump Control System And Method That Accomodates Turbomachine Windmill Operation - A system and method are provided to selectively control lubricant supply flow to one or more rotating machines in an aircraft when the rotating machines are windmilling. A controller determines if the rotating machines are windmilling. When the rotating machines are windmilling, the controller at least selectively energizes an electric motor driven lubrication pump, to thereby supply lubricant to the windmilling turbomachine.01-28-2010
20100023170Apparatus for monitoring and controlling material handling system operations - A SIS-SCS for a fluid transfer facility has a connective interface providing signal connectivity to overfill and ground circuitry in individual fill lanes, to pump and valve control circuitry, and to individual ones of input mechanisms, and executable software routines for monitoring input at the connective interface, and for providing output signals through the connective interface to external devices and equipment including at least the pump and valve control circuitry, the input mechanisms for input of fill parameters, and to the one or both of overfill and ground monitoring circuits.01-28-2010
20110218684Support Surface with Proximity Sensor and Operable in Low Power Mode - A support surface includes a pump and a plurality of air cells that are selectively inflated and deflated by the pump. A proximity sensor detects whether an object is supported on the air cells, and a control unit connected to the pump and the proximity sensor controls operation of the pump based on a signal from the proximity sensor. Battery power can be saved by operating the device in a power save mode when the proximity sensor determines that the user has left the support surface.09-08-2011
20100017040STACKED DISPLAYS WITH INDEPENDENT POWER AND INPUT SOURCES - A fuel dispenser comprises a housing, a dispensing hose, a pump operatively connected to the dispensing hose and a source of fuel. A computer is operatively connected to the pump, a power supply is operatively connected to the computer and an auxiliary power supply is operatively connected to the computer. The auxiliary power supply is configured to provide power for a predetermined amount of time if the power supply should fail. A first display has a rear polarizing layer and a front polarizing layer. The first display is mounted in the housing so that the front polarizing layer is viewable by a user. A second display has only a front polarizing layer positioned adjacent to the first display front polarizing layer so that the first display projects an image through the second display. The first display and the second display are operatively connected to the power supply and the computer. The second display is operatively connected to the auxiliary power supply.01-21-2010
20090326720MULTI-CHANNEL CHEMICAL TRANSPORT BUS FOR MICROFLUIDIC AND OTHER APPLICATIONS - A controllable multiple-channel chemical transport bus routing and transport of fluids, gasses, aerosols, slurries and the like within a larger system. The system and methods are applicable for use in Lab-on-a-Chip (LoC) technology, and may be useful in the implementation of reconfigurable LoC devices. Routes through the bus are determined by control signals and/or sequences of control signals issued under algorithmic control. Several independent flows may occur simultaneously. Techniques for limiting cross-contamination are provided. Sensors may be placed at various locations along bus line segments and may be used in the control of measured flows or in clearing and/or cleaning operations. Adaptations of Clos, Banyan, and other related multi-stage architectures in the flow topology may also be accomplished.12-31-2009
20100292850Oil pressure controlling apparatus and system comprising same - An oil flow control system has a flow control device and an oil accumulator controller. The flow control device includes a body, a passage extending through the body, and a flow control portion configured for selectively controlling flow through the passage. The oil accumulator controller is coupled to an actuation portion of the flow control device and is configured for receiving an engine oil pressure indicating signal from an engine oil pressure sensor, for receiving Minimum Engine Lubrication Oil Pressure (MELOP) threshold computing information for an engine comprising the engine oil pressure sensor, and for causing the actuation portion to manipulate the flow control portion in a manner resulting in the flow control portion affecting flow through the passage. Causing the actuation portion to manipulate the flow control portion is performed dependent upon the engine oil pressure indicating signal and a MELOP threshold computed using said MELOP threshold computing information.11-18-2010
20110118882SYSTEM AND METHOD FOR WELL CONTROL - Systems and methods are provided for supervising the control of wells in a grouping of wells, or “well pads,” in a subterranean hydrocarbon reservoir so as to coordinate operation of the well pad. By coordinating operation of the well pad, hydrocarbon production for the well pad can be optimized. An exemplary method includes the steps of generating a plurality of requests to control individual wells of the well grouping, queuing the requests, and authorizing the requests based on one or more criteria associated with the well grouping so as to coordinate operation of the well grouping.05-19-2011
20090093915PUMPING STATION CONFIGURATION TECHNIQUES - In accordance with some embodiments, a pumping station controller (04-09-2009
20110307105Custom clamps for deep-sea oil containment - A custom-manufactured clamshell plumbing fixture, or clamp, is provided, which precisely fits the irregular surface of a damaged oil-well riser pipe, or the surface of a blow-out-preventer, so as to tightly seal oil leaks. Using an optional gasket, the fixture functions as a plumbing adaptor with the damaged pipe at one joint, and a standard plumbing flange at another joint. Because of its rigid mechanical connection to the damaged pipe, a clamp of similar manufacture can also provide a solid platform for machine tools, allowing for reliable, precise cuts in damaged pipe or other devices, using a remote-controlled milling machine. The custom clamps are manufactured using techniques of digital object-capture and computer-controlled metal-working. Methods are discussed which can help to determine the exact shape of the surface to be sealed, and to manufacture and install the clamps and gaskets.12-15-2011
20110307106Methods and Systems for Monitoring, Controlling, and Recording Performance of a Storm Water Runoff Network - A method for monitoring, controlling, and recording performance of a storm water runoff network includes receiving, by a storm water management component, environmental data associated with a storage node. The method includes analyzing, by the storm water management component, the received environmental data. The method includes modifying, by the storm water management component, an operation of the storage node, responsive to the analysis. The method includes modifying, by the storm water management component, a state of a valve in the storage node, responsive to the analysis. The method includes modifying, by the storm water management component, a state of a pump in the storage node, responsive to the analysis. The method includes modifying, by the storm water management component, a state of a gate in the storage node, responsive to the analysis.12-15-2011
20110307104Adaptive On-Tool Mass Flow Controller Tuning - One embodiment comprises a method of providing accurate mass flow controller flow rate data for a non-manufacturing-tuning-gas. The mass flow controller may be operated at a setpoint greater than 50%. Data may be recorded to a mass flow controller memory. The setpoint may then be changed to 0%. The recorded data may then be analyzed and one or more non-manufacturing-tuning-gas correction algorithm parameters may be calculated. The one or more non-manufacturing-tuning-gas correction algorithm parameters may be stored in a mass flow controller memory and subsequently used in at least one future mass flow controller operation involving the non-manufacturing-tuning-gas.12-15-2011
20110046797SEMICONDUCTOR MANUFACTURING SYSTEM, CONTROLLER, SEMICONDUCTOR MANUFACTURING SYSTEM CONTROL METHOD, AND PROCESSING LIQUID COLLECTION METHOD - A semiconductor manufacturing system includes a semiconductor manufacturing apparatus, a first controller for controlling the semiconductor manufacturing apparatus, an auxiliary machine for the semiconductor manufacturing apparatus, a second controller for controlling the auxiliary machine, and a third controller for electrically coupling the first and second controllers. The second controller outputs an auxiliary machine-in-operation signal to the third controller when the auxiliary machine is operating, outputs an auxiliary machine-stopping signal to the third controller when the auxiliary machine is stopping, and operates or stops the auxiliary machine according to an instruction signal received from the third controller. The first controller receives the auxiliary machine-in-operation signal or the auxiliary machine-stopping signal via the third controller, and keeps the semiconductor manufacturing apparatus in operation or on standby when the first controller is receiving the auxiliary machine-in-operation signal. The third controller stops the auxiliary machine when the third controller detects that the semiconductor manufacturing apparatus is on standby, and outputs the auxiliary machine-in-operation signal, instead of the auxiliary machine-stopping signal received from the second controller, to the first controller.02-24-2011
20100121496PNEUMATIC ACTUATOR SYSTEM AND METHOD - A pneumatic actuator system (05-13-2010
20120310422APPARATUS FOR AUTOMATED PROCESSING BIOLOGICAL SAMPLES - The present invention concerns an apparatus for automatic processing at least one biological sample accommodated on a carrier member, such as a slide by applying a predetermined amount of reagents in a predetermined sequence according to a processing protocol, said apparatus comprising; a housing frame; at least one processing section for accommodating at least one slide, the at least one processing section is provided within the housing; a hood cover protecting the at least one processing section in said housing; wherein the hood cover completely encloses the processing section defining an interior space; and wherein the apparatus further comprises climate control device provided to control the environment within the interior space.12-06-2012
20120310421Method for Controlling Vacuum Pumps in an Industrial Furnace Complex - Energy-efficient control of a vacuum pump having a pump controller integrated in a control and regulation device used in an industrial furnace complex is disclosed. A method and an industrial furnace complex provide incremental deactivation or activation of the vacuum pump depending on whether a vacuum is needed by using a program having one or more program steps, including a first query about whether a heat treatment process is active in the industrial furnace, a second query about whether the vacuum pump is required in a current phase of the heat treatment process, a third query about whether the vacuum pump will be required in a future phase of the heat treatment process, and/or a fourth query about whether a time until the next operation is greater than a required lead time for the vacuum pump to warm up.12-06-2012
20120046793METHOD AND APPARATUS FOR PULSE-MODULATED FEEDBACK CONTROL - A PM system for overcoming friction stickiness and which also remains stable is described.02-23-2012
20100198416REFRIGERATION SYSTEM - A degree-of-superheat control unit (08-05-2010
20120004779Aliquot Correction for Feeding Set Degradation - A peristaltic pump is able to deliver accurate volumes over the life of a pump set that is operated on by the pump to drive the flow of fluid. The pump delivers fluid in small volumes or aliquots. In order to deliver fluid at any particular selected flow rate, the pump determines how often the rotor will rotate. The pump is able to calculate aliquot volume based on selected flow rate, but also on a factor that compensates for changes in the dimensions of the pump set over its life.01-05-2012
20120010754ADAPTIVE COOLING SYSTEM AND METHOD - Embodiments of the invention include an adaptive system and method for cooling a computer system. A plurality of interchangeable fans may be provided for cooling the computer system. Each fan may have different operational limits, but with a minimum fan speed selected so that all of the fans produce substantially the same airflow rate at the respective minimum fan speed. In one embodiment, the operational limits are stored in a computer-readable storage medium on a computer system cooling fan. The stored fan speeds are electronically retrieved from the fan, and a fan speed table is automatically generated from the retrieved maximum and minimum fan speeds. The fan speed table includes cooling state values indexed to specific fan speed values. The fan is operated at a fan speed associated with a dynamically selected cooling state.01-12-2012
20110166714SYSTEMS AND METHODS FOR MONITORING AND CONTROLLING WATER FLOW OF PREMISES - A water flow control system ensures that water does not undesirably flow through water lines of the premises when the premises is unoccupied or when water usage is not desired (e.g., during sleeping hours). The water flow control system is generally operable with an alarm system to control water flow through the water lines of the premises. For example, the alarm system may include a user interface operable to receive input that establishes a state of occupancy for the premises and arms the alarm system. A sensor may detect occupancy of the premises regardless of the established state of occupancy. The water flow control system communicates with the sensors of to determine the actual occupancy within the premises and restrict the water flow to the premises when it is not desired.07-07-2011
20120016527GAS SHUTOFF DEVICE - An object of the present invention is to make a function of limiting the use time appropriate by appropriately registering flow rates of appliances.01-19-2012
20120022705MULTI-CHANNEL CHEMICAL TRANSPORT BUS WITH BUS-ASSOCIATED SENSORS FOR MICROFLUIDIC AND OTHER APPLICATIONS - A controllable multiple-channel chemical transport bus routes and transports fluids, gasses, aerosols, slurries and the like within a larger system. The system and methods are applicable for use in Lab-on-a-Chip (LoC) technology, and can be useful in the implementation of reconfigurable LoC devices. Routes through the bus are determined by control signals and/or sequences of control signals issued under algorithmic control. Several independent flows may occur simultaneously. Adaptations of Clos, Banyan, and other related multi-stage switching architectures in the flow topology can be supported. Sensors are placed at various locations along bus path segments. Information gathered by the sensors can be used for one or more of controlling measured flows, clearing operations, cleaning operations, and control of the timing flow transport. The sensors can be of one or more types such as presence sensors, flow sensors, pressure sensors, temperature sensors, conductivity sensors, optical sensors, ion sensors, and affinity sensors.01-26-2012
20120022704Electrohydraulic pressure control arrangement and method for pressure control - The invention relates to an electrohydraulic pressure control arrangement (01-26-2012
20120059524METHOD OF MEASURING A PROPERTY OF ENTRAINED GAS IN A HYDRAULIC FLUID AND FLUID-WORKING MACHINE - A method of measuring a property of entrained gas in a hydraulic liquid received by a working chamber of a fluid working motor, wherein the said property is determined from the period of time elapsing between the closure of a first valve to isolate the working chamber and the passive opening of a second valve to bring the working chamber into fluid communication with a manifold. The property may, for example, be related to the concentration of entrained gas in the received hydraulic liquid or the compressibility or bulk modulus of the received hydraulic fluid.03-08-2012
20120123595CONTROLLING FLUID COOLANT FLOW IN COOLING SYSTEMS OF COMPUTING DEVICES - Methods and systems for controlling fluid coolant flow in cooling systems of computing devices are disclosed. According to an aspect, a method may include determining a temperature of a fluid coolant in a cooling system of a computing device. For example, a temperature of water exiting a cooling system of a server may be determined. The method may also include determining an operational condition of the computing device. For example, a temperature of a processor, memory, or input/output (I/O) component may be determined. Further, the method may include controlling a flow of the fluid coolant through the cooling system based on the temperature of the fluid coolant and/or the operational condition.05-17-2012
20120065786Method and Device for Controlling a Wastewater Network - A control method for controlling a wastewater network, said network including actuators suitable for influencing the flow rates of water in the network, with the behavior of the actuator depending on setpoints, the method comprising: 03-15-2012
20120158192Apparatus for Monitoring and Controlling Material Handling System Operations - A SIS-SCS for a fluid transfer facility has a connective interface providing signal connectivity to overfill and ground circuitry in individual fill lanes, to pump and valve control circuitry, and to individual ones of input mechanisms, and executable software routines for monitoring input at the connective interface, and for providing output signals through the connective interface to external devices and equipment including at least the pump and valve control circuitry, the input mechanisms for input of fill parameters, and to the one or both of overfill and ground monitoring circuits.06-21-2012
20090276099WEIGHT SENSOR AND BALANCE CONTROLLER - A weight sensor includes an arm having an end fixed to a pillar and a free end; a filtrate holder, a replacement fluid holder, and a dialysate holder provided at three locations of the arm along a longitudinal direction of the arm to hold respective substances; a first strain value sensor, a second strain value sensor, and a third strain value sensor each of which detects a strain value of the arm corresponding to a total weight of the substances held by the holders ranging from a holder proximate to the free end to a corresponding holder; and a weight calculation unit that calculates the total and each of the weights from the obtained detection results.11-05-2009
20100023171REFRIGERATION CONTROL SYSTEMS AND METHODS FOR MODULAR COMPACT CHILLER UNITS - A controller for a modular compact chiller unit configured for integration into a refrigeration system utilizing a plurality of modular compact chiller units is shown and described. The controller includes a processing circuit configured to provide startup control, operational control, and shutdown control for the modular compact chiller unit.01-28-2010
20110066294APPARATUS AND METHOD FOR CONTROLLING TEMPERATURE OF SEMICONDUCTOR WAFERS - A manufacturing time of a semiconductor device is shortened by raising and dropping a base temperature of a semiconductor wafer such as silicon wafer to a target temperature at a high speed, a semiconductor device is manufactured with high qualities by making an in-plane temperature distribution of the semiconductor wafer a desired temperature distribution with high accuracy (by uniformizing an in-plane temperature and varying the in-plane temperature distribution for each region), and furthermore, an apparatus with excellent energy efficiency can be simply configured. When the temperature of the semiconductor wafer is controlled to be the target temperature by raising the temperature of the semiconductor wafer, control means performs switching so as to supply a high-temperature circulating liquid at a temperature higher than the target temperature in a high-temperature tank to a channel in a stage, and controls the thermoelectric element in plural zones so that the temperature of the semiconductor wafer coincides with the target temperature and the in-plane temperature distribution of the semiconductor wafer becomes the desired temperature distribution.03-17-2011
20110066293METHOD AND SYSTEM FOR MEASURING A RATE OF FLOW OF AN OUTPUT - A system and method for determining a rate of flow of an output from a vessel. The system includes a vessel having an inlet for receiving an output produced by an output generation device, and a measuring device for measuring a first pressure and a second pressure in the vessel. The first pressure is measured when the output generation device is in a standby mode and the second pressure is measured when the output generation device is in an operational mode. The system includes a programmable logic controller configured to calculate a rate of flow of the output utilizing the first pressure and the second pressure.03-17-2011
20110106319MASS FLOW CONTROLLER - To improve PI performance of a mass flow controller, the mass flow controller changes a proportional coefficient, an integral coefficient, and a derivative coefficient used for PID operation in a stable state based on at least two out of a primary pressure, a time change amount of the primary pressure, and a flow rate set value.05-05-2011
20100094469CONTROL METHOD AND SYSTEM FOR A FLUID CONTROL DEVICE, BASED ON POSITION SENSOR LEARNING - A control method is provided for a fluid control device, particularly for an internal combustion engine, equipped with a position sensor having a nominal characteristic curve representative of a predetermined relationship between an admissible range of position values and a corresponding range of return electric signal values. The method includes, but is not limited to determining an offset (offset04-15-2010
20100094471CONTROL SYSTEM - A control system receives control information generated from reference information received from system sensors of physical parameters. The control system uses the information to control a plurality of control devices. The control system has a second control unit which receives and processes the control information and generates control device output, indicating which control device should be operated. A plurality of physical switches are provided, each of the switches represents one of the plurality of control devices. A first group of selected switches are closed and a second group of nonselected switches are open. A logic array receives the control device output and compares the control device output with the first group of selected switches or the second group of nonselected switches and generates appropriate valve operation outputs.04-15-2010
20100094470DEMAND SIDE MANAGEMENT OF HOUSEHOLD APPLIANCES BEYOND ELECTRICAL - A system and method for communicating between a master and slave devices for managing home utility costs is provided. The system includes a measuring device for determining gas or water flow in the home, a memory that stores data relating to past usage, and that also receive data from the measuring device. A controller operatively communicates with the measuring device, memory, and at least one home appliance to provide a message to a homeowner, or transmit information to a utility, or display a proposed operational mode. The controller may include a lock-out feature to prevent a homeowner from overriding a proposed mode or operation, or the controller can shut-off gas or water flow based on a measured flow rate.04-15-2010
20120232704System for Control of Mobile Hydraulic Equipment - A controller for mobile hydraulic equipment includes a radio receiver, hydraulic controller, and display unit. The controller further includes terminals configurable to function as a combination of analog or digital inputs or outputs according to the system requirements. A user interface included on the controller permits an operator to select a desired function for each terminal and to configure the controller according to the application requirements.09-13-2012
20120232705METHODS AND APPARATUS FOR ENHANCED RECOVERY OF UNDERGROUND RESOURCES - An enhanced system for recovering underground resources according to various aspects of the present invention is configured to increase and/or maintain a more constant output of a resource from an underground reservoir over time without damaging the reservoir. In one embodiment, the enhanced system for recovering underground resources comprises a monitoring system that continuously adjusts a formula for temperature and pressure controlled gases that are injected into the underground reservoir during a process of moving the resource to the surface for recovery. The monitoring system is adapted to utilize known and varying features and parameters of a given underground reservoir over time to maintain a more constant output from the reservoir.09-13-2012
20100063639Methods and Systems for Applying and Monitoring Multiple Chemical Treatments in Gas Wells - Methods and systems for enhanced gas recovery, including remote, automated, or manual monitoring, control and coordination of multiple of treatments administered to remote gas well. Treatments administered may include deliquification, demulsification, scale inhibition, paraffin inhibition, corrosion inhibition, water clarification, and H03-11-2010
20120123597ENCLOSURE AIRFLOW CONTROLLER - A system and method for controlling airflow in a computer system enclosure are described herein. A computer system includes an enclosure and an airflow controller. The enclosure is configured to contain a plurality of compute nodes. The airflow controller configured to control a flow of air provided to each of the plurality of compute nodes. The airflow controller is configured to receive unsolicited requests for airflow from each of the plurality of compute nodes. The airflow controller is further configured to control airflow provided to a given compute node based on the unsolicited airflow requests received from a subset of the compute nodes, including the given node. The subset of the compute nodes is assigned to a same airflow zone by the airflow controller.05-17-2012
20120123596Topologies, Systems and Methods for Control of Solar Energy Supply Systems - A control system or controller solar module array may be operated by (i) programmatically determining, for a given time period, a demand for an output of the solar module array by one or more energy consuming resources at the target location; and (ii) affecting an efficiency of the solar module array based at least in part on the determined demand.05-17-2012
20120165997WELL CONTROL SYSTEMS AND METHODS - A well control method can include removing from a wellbore an undesired influx from a formation into the wellbore, determining a desired pressure profile in real time with a hydraulics model, and automatically operating a flow choking device while removing the undesired influx from the wellbore, thereby influencing an actual pressure profile toward the desired pressure profile. Another well control method can include removing out of a wellbore an undesired influx from a formation into the wellbore, determining a desired wellbore pressure with a hydraulics model, the desired wellbore pressure preventing further influx into the wellbore while removing the undesired influx from the wellbore, and automatically operating a flow choking device while removing the undesired influx from the wellbore, thereby influencing an actual wellbore pressure toward the desired wellbore pressure.06-28-2012
20120165995Slug Countermeasure Systems and Methods - In one embodiment, a method comprising receiving slug attribute information from a distributed or multi-point sensing system coupled to a fluid processing system, the slug attribute information associated with one or more slugs present in the fluid processing system; determining by a processor whether to activate one or more control devices of the fluid processing system to effect slug countermeasures based on the slug attribute information, the slug countermeasures comprising slug control; and activating the one or more control devices responsive to the determination.06-28-2012
20120130551METHOD FOR AUTOMATICALLY CONTROLLING A PIPE NETWORK - A method for the automated control of a pipe network, in particular a brewing plant, for transporting flow media, where the pipe network provides a plurality of transport paths between a source and a target, and where the pipe network comprises a plurality of line sections and/or control modules, and including an automatic calculation of a transport path for a flow medium between a predetermined source and a predetermined target, and where the calculation of a transport path includes the calculation of a sequence of line sections and/or control modules between the source and the target.05-24-2012
20120130550METHOD, DEVICE AND SYSTEM FOR USE IN CONFIGURING A BATHING UNIT CONTROLLER - A controller for a bathing unit system comprising a memory unit for storing program instructions, an interface for establishing a communication link with an external memory medium and a processing unit. The controller is operative for controlling a set of bathing unit components at least in part on the basis of the program instructions stored in the memory unit. The external memory medium stores update information associated with the program instructions and relevancy information indicative of a characteristic of the update information. The processing unit is operative for detecting the presence of an external memory medium at the interface, accessing the relevancy information stored in the memory medium, processing the relevancy information and causing the program instructions to be updated on the basis of the update information.05-24-2012
20120130549PLANT FOR STORING AND SUPPLYING COMPRESSED GAS - A plant for storing and supplying compressed gas comprises a storage tank (05-24-2012
20120165996ROTOR BLADE CONTROL BASED ON DETECTING TURBULENCE - A control system for rotor blade control is discussed. The control system comprises a number of turbulence sensors provided across the surface of a wind turbine blade. The control system monitors the turbulence sensors and when turbulent air flow is detected controls an aerodynamic parameter of the of the blades. In one embodiment, the parameter is the pitch of the rotor blades. This means that stall-like blade conditions can be avoided, and power generation from the wind turbine can be optimised. The control system may also use measurements of output power as a control system to which the turbulence based measurements add extra responsivity and finer control.06-28-2012
20100204839METHOD AND APPARATUS FOR THE MONITORING OF WATER USAGE WITH PATTERN RECOGNITION - A method for monitoring water usage in a home or business through the use of pattern recognition. Wherein the system monitors water flow through a valve and monitors usage over a period of time to determine normal usage. Once a normal pattern of usage is determined the system monitors pattern usage over time and determines if the pattern of usage exceeds cutoffs. In the event the usage exceeds the cutoffs the system produces an alarm and shuts off the valve. Once the cause for the system cutoff has been determined the cause may be corrected and the valve reopened.08-12-2010
20120136490FLUID CONTROL SYSTEM - A fluid control platform that may control various fluid control components and is scalable by connecting with additional substantially identical platforms, as well as related systems, methods of manufacturing the same, and methods of fluid control are disclosed. the platform may include a programmable controller, a power supply, a data input, a data output device, and/or a networking connection, among other things. A coordinated fluid control system may include multiple networked platforms, which may be networked to each other in, for example, a ring. The programmable controller may be provided with hardware that permits operation of each of a plurality of fluid control components, some of which may be intelligent fluid control components.05-31-2012
20120136491MODULAR FLOW INJECTION ANALYSIS SYSTEM - A modular flow injection analysis system has a sample connection, a reagent inflow and a media discharge. The analysis system is formed of a plurality of functional modules stacked one on top of the other. These functional modules include a metering module including a metering channel having an inlet and an outlet, a mixing module including a mixing channel having an inlet and an outlet, an analysis module including a media chamber connected to the outlet of the mixing channel, and a media control module. The modules are connected by aligned media channels. These media channels replace the conventional tube connections. They are connected automatically when the modules are fitted together.05-31-2012
20120136489RACK SERVER SYSTEM - A rack server system is provided. The rack server system includes a plurality of server modules, a plurality of fan modules, a rack management network and a rack management module. Each of the server modules comprises a baseboard management controller (BMC) to monitor and manage a work status of the corresponding server module. Each of the fan modules includes a plurality of fans. The rack management network is connected to the BMC of each server module. The rack management module receives the work status from the BMC of each server module through the rack management network to control and manage the server modules and to control speed of the fan modules.05-31-2012
20110184568SYSTEM AND METHOD FOR ORIENTING A BAFFLE PROXIMATE AN ARRAY OF FANS THAT COOL ELECTRONIC COMPONENTS - A baffle is provided proximate an array of fans used to cool electronic components. The baffle may assume different orientations with respect to the array of fans.07-28-2011
20110184567Systems and Methods for Analysis of Downhole Data - Systems and methods for analysis of data associated with fluid flow through a conduit and potential control of the fluid flow. In one embodiment, a method includes a data processing unit obtaining from a sensor a signal representing a series of measurements of a physical parameter associated with fluid flow through the conduit. The data processing unit performs singular spectral analysis of this signal and thereby identifies recurring, possibly non-sinusoidal patterns in the signal. The data processing unit may construct a second signal from some or all of the recurring patterns identified in the first signal. Alternatively, the data processing unit may identify recurring patterns in the signal which are indicative of corresponding conditions associated with the fluid flow through the conduit. The data processing unit may then initiate control functions responsive to the recurring patterns and associated conditions.07-28-2011
20100174415STERILE SURGICAL TRAY - A sterile surgical tray includes structure for receiving a plurality of surgical instruments. The sterile surgical tray also may include electrical input and output connectors attached to tray.07-08-2010
20120173027Method and Apparatus for Pump Control Using Varying Equivalent System Characteristic Curve, AKA an Adaptive Control Curve - The present invention provides, e.g., apparatus comprising at least one processor; at least one memory including computer program code; the at least one memory and computer program code being configured, with at least one processor, to cause the apparatus at least to: respond to signaling containing information about an instant pressure and a flow rate of fluid being pumped in a pumping system, and obtain an adaptive control curve based at least partly on the instant pressure and flow rate using an adaptive moving average filter. The adaptive moving average filter may be based at least partly on a system flow equation: SAMA07-05-2012
20120215365APPARATUS AND METHOD FOR INCREASING THE ULTIMATE RECOVERY OF NATURAL GAS CONTAINED IN SHALE AND OTHER TIGHT GAS RESERVOIRS - A method includes obtaining a model associated with production of natural gas from a well, where the well has a choke valve that controls flow of material including natural gas from the well. The method also includes identifying, using the model, a solution that increases an amount of natural gas obtained from the well over a specified time horizon. In addition, the method includes adjusting operation of the choke valve based on the identified solution. The model could be generated using geological data associated with the well and/or historical data associated with natural gas production from the well. A natural gas reservoir can be modeled as a continuous stirred bed with a rock or shale void fraction using mass or volumetric unit balances. Gas content versus pressure for the well can be plotted, and Langmuir adsorption parameters for the well can be identified using the plotted gas content versus pressure.08-23-2012
20100298993AIRFLOW MANAGING SYSTEM, A METHOD OF MONITORING THE AIRFLOW IN AN HVAC SYSTEM AND A HVAC SYSTEM - An airflow managing system for monitoring airflow of a HVAC system, a HVAC system and a method of monitoring the airflow in a HVAC system is provided. In one embodiment, the airflow managing system includes: (1) an air pressure sensor configured to obtain an air pressure measurement directly from a scroll of an air blower of the HVAC system and (2) a HVAC controller configured to determine an airflow rate for the HVAC system based on the air pressure measurement and corresponding parameters associated with the air blower.11-25-2010
20100010680AIR CONDITIONING CONTROL DEVICE AND AIR CONDITIONING CONTROL METHOD - An air conditioning control device includes an operating-unit specifying unit, an adjacent-unit specifying unit and an adjacent-unit control unit, and collectively controls the operation of an indoor unit group. The operating-unit specifying unit specifies an operating unit to perform an air conditioning operation from the indoor units included in the indoor unit group. The adjacent-unit specifying unit specifies an adjacent unit adjacent to the operating unit from the indoor units included in the indoor unit group. The adjacent-unit control unit causes the adjacent unit to perform an air flow generating operation. This air flow inhibits air conditioned by the air conditioning operation of the operating unit from diffusing from an air conditioning target space.01-14-2010
20100010681METHOD AND APPARATUS FOR OPTIMIZING REFRIGERATION SYSTEMS - A refrigeration system comprising a compressor for compressing a refrigerant, a condenser for condensing refrigerant to a liquid, an evaporator for evaporating liquid refrigerant from the condenser to a gas, an inner control loop for optimizing a supply of liquid refrigerant to the evaporator, and an outer control loop for optimizing a level of refrigerant in the evaporator, said outer control loop defining a supply rate for said inner control loop based on an optimization including measurement of evaporator performance, and said inner control loop optimizing liquid refrigerant supply based on said defined supply rate. Independent variables, such as proportion of oil in refrigerant, amount of refrigerant, contaminants, non-condensibles, scale and other deposits on heat transfer surfaces, may be estimated or measured. A model of the system and/or a thermodynamic model approximating the system, for example derived from temperature and pressure gages, as well as power computations or measurements, is employed to determine or estimate the effect on efficiency of deviance from an optimal state. Various methods are provided for returning the system to an optimal state, and for calculating a cost-effectiveness of employing such processes.01-14-2010
20100268389SYSTEM AND METHOD FOR REGULATING A FLOW OF LIQUID - The invention relates to a system and to a method for regulating a flow of liquid in a line, with a pump delivering the liquid to the consumer, tank or process. In particular, the invention relates to a sewage disposal system for public disposal of sewage, with a sewage pipe network comprising a plurality of sewage lines, and with at least one motor-driven pump delivering sewage through the sewage lines to a settling tank, to a service water support system for public supply of water, with a water supply pipe network comprising a plurality of water supply lines and with at least one motor-driven pump delivering service water through the water supply lines to a consumer, and to a liquid delivery system for providing a chemical liquid in a process, with a liquid pipe network comprising a plurality of pipelines and with at least one motor-driven pump delivering the chemical liquid into the process.10-21-2010
20120259471OPTIMIZED CONTROL OF AN ENERGY SUPPLYING SYSTEM OR AN ENERGY CONSUMING SYSTEM - The present invention relates to a fuel control system for a local energy supplying and/or an energy consuming system. The local energy system comprises at least a first controllable electrical unit outputting electrical power and generating a first heat flux within a series of time periods, a controllable fuel powered heating unit for outputting a further heat flux within the series of time periods, a controllable heat buffer for storing the heat fluxes and outputting a fourth heat flux within the series of time periods and a heat flux user thermally coupled to the heat buffer.10-11-2012
20110125332Systems and Methods for Specifying an Operational Parameter for a Pumping System - Systems and methods for specifying one or more operational parameters for a pumping system are disclosed. A first suction pressure loss profile for a first pump in a pumping system is determined. A second suction pressure loss profile for a second pump in the pumping system is determined. The first suction pressure loss profile is compared with the second suction pressure loss profile. One or more operational parameters are specified based, at least in part, on the comparison.05-26-2011
20120232706OPERATION PLANNING METHOD, OPERATION PLANNING DEVICE, HEAT PUMP HOT WATER SUPPLY SYSTEM OPERATION METHOD, AND HEAT PUMP HOT WATER SUPPLY AND HEATING SYSTEM OPERATION METHOD - An operation planning method performed in a system including a power generation device, a first electric load operating using power generated by the power generation device, and a second electric load which generates heat using power generated by the power generation device. The operation planning method is performed to design an operation plan for the second electric load and includes: predicting, for individual unit time periods, an amount of power to be generated by the power generation device and an amount of power to be consumed by the first electric load; and designing the operation plan for the second electric load to operate during an operation period including the time period with the largest amount of reverse power, calculated by subtracting the amount of power to be consumed from the amount of power to be generated.09-13-2012
20080300728Flow rate control system and shower plate used for partial pressure control system - A partial pressure control system 12-04-2008
20120239210Moisture Measurement - An electromagnetic field tuning and detection apparatus generates in to a material space and in at least two different directions radio frequency electromagnetic fields adapted to resonate in different directions at a different frequency on the basis of a material insertable into the material space; and a signal processing unit configured to determine a moisture content of the material on the basis of a resonance frequency of each electromagnetic field and quality of each resonance in different directions. While controlling a process, a control system comprises a measurement chamber and an electromagnetic field tuning and detection apparatus placed on each material feed line of the process. A controller may control the process on the basis of each determined moisture content on each feed line.09-20-2012
20120265353Pipe Fusion Data Management System and Method - A pipe fusion data management system, including: a data receiving interface for receiving data directly or indirectly from at least one remote source, the data including at least one data field representing at least one of the following: fusion data, pipe data, parameter data, operation data, configuration data, condition data, measurement data, entity data, user data, or any combination thereof; an input for facilitating user input; a storage device for storing received and/or input data; and a processor for generating a visual user interface to display received, input, stored, and/or processed data relating to the fusion, joining and/or installation process.10-18-2012
20120265352REFRIGERANT RECYCLING SYSTEM - Systems and methods are described with respect to refrigerant recovery techniques. In one example, a system for recovering a refrigerant from an appliance includes a valve module, a separator, a degasser, and a system controller. The valve modules include a valve and a valve controller configured to control the valve and transmit data. The separator separates the refrigerant from an oil and is in fluid communication with the valve. The degasser further separates the refrigerant from the oil and is in fluid communication with the separator. The system controller is configured to receive data from the valve controller.10-18-2012
20090112371METHOD AND APPARATUS FOR PRODUCING PAINT - A paint manufacturing system, having a paint component storage system with a dispenser positioned below and a computer system which controls a flow of paint components. The paint component storage system having a plurality of paint component cartridges containing paint components; wherein at least two of the paint component cartridges contain the same paint component. A method for adding a component to a container involving: recognizing a volume of component in a container; generating a bar code that corresponds to the amount and type of component to be added; requesting the component; filling a tote with the component; relating the bar code with the filled tote; transporting the tote and related bar code to said container; scanning the tote bar code to verify the amount and type of component in the tote matches the amount and type of component requested; and filling the container when the tote bar code matches.04-30-2009
20120330467Constant Low-Flow Air Source Control System And Method - A constant low-flow air source control system and method is used to operate a pump to inflate an inflatable support structure used to support a person.12-27-2012
20120330466OPERATIONAL LOGIC FOR PRESSURE CONTROL OF A WELLHEAD - Methods and apparatus are provided for controlling production from a well by monitoring a parameter at a wellhead and adjusting a choke in an effort to maintain a desired parameter (e.g., a tubing head pressure (THP), bottom home pressure (BHP), a flow rate, or water cut (WC)). For some embodiments, a time window may be used for calculating a running average of parameter samples, and a proportional-integral-derivative (PID) control loop may be utilized to determine the difference between the running average and a parameter setpoint and to output a signal based on the difference to adjust the choke opening accordingly. In this manner, control of production from an individual well may be more accurate and reliable. Furthermore, for multiple wells coupled to a gathering center, maintaining a constant parameter for each of the multiple wells may enable stable operation of a gathering system and desired hydrocarbon production from each of the wells.12-27-2012
20120323379PRESSURE BALANCED VALVE - The disclosed embodiments include a pressure balance valve that solves one or more problems associated with existing designs. For example, in one embodiment, a pressure balancing valve assembly is disclosed that provides a low cost frictionless assembly that is constructed to not seal the leak path between an inlet port and an outlet port. Instead, this leak path is minimized with small angle tapered plunger and a precision bored annulus to provide a defined area for the pressure drop to occur and to limit the flow from the inlet to the outlet.12-20-2012
20120271465Energy management system and method for water heater system - An energy management system and method for water heater system is arranged for control of the water heater system based on user demand, and control the hot water distribution base on demand and water temperature of the recirculation loop. The energy management system includes a control center collecting operational parameter of the water heater system and real time information of hot water usage at each of user points, and a management center for managing operational parameter of the water heater system and real time information of hot water usage, wherein the management center is preset for automatically turning each of a motorized unit and a water heater unit of the water heater system in an on and off manner in responsive to hot water demand at user point so as to optimize energy saving of the water heater system.10-25-2012
20120271466SYSTEM AND METHOD FOR CONTROLLING HYDRONIC SYSTEMS HAVING MULTIPLE SOURCES AND MULTIPLE LOADS - A method and system for designing and controlling a hydronic apparatus. The system includes a computing device having a first receiver receiving input data, the input data includes environmental data and hydronic apparatus data. The computing device includes a first processor communicating with the first receiver. The first processor processes the received input data into configuration data that includes a hydronic apparatus layout. The hydronic apparatus layout indicates a plurality of hydronic components and fluid connections between the hydronic components. The computing device includes a transmitter transmitting configuration data. The system includes a controller storing a set of rules and a second receiver that receives the configuration data. The controller includes a second processor processing the received configuration data to correlate the configuration data with the default rules and select a corresponding subset of the set of default rules.10-25-2012
20120323378Managing Treatment of Subterranean Zones - A downhole heated fluid generation system includes: a plurality of subsystems, including an air subsystem having an air compressor or an air flow control valve, a fuel subsystem having a fuel compressor or a fuel flow control valve, a treatment fluid subsystem having a fluid pump; a combustor coupled to at least one of the plurality of subsystems to provide a heated fluid into at least one of a wellbore or a subterranean zone; and a controller operable to: receiving an input indicative of a desired flow rate of the heated fluid; receiving an input indicative of a desired quality of the heated fluid; determining a virtual flow rate of the heated fluid based, at least in part, on the input indicative of the desired flow rate; and controlling the plurality of subsystems with the virtual flow rate of the heated fluid.12-20-2012
20120323380WATER DEMAND OPTIMIZATION SYSTEM, CONTROL SYSTEM AND PROGRAM - According to one embodiment, a water demand optimization system includes a management terminal, a measuring apparatus, a demand information generating unit and a water-supply control apparatus. The management terminal drives customer equipment, which performs an operation using water, in a time zone in which a power unit rate is low. The measuring apparatus measures an amount of water used in a dwelling unit. The demand information generating unit generates water demand based on the amount of water. The water-supply control apparatus controls a pump in a manner to meet water demand and to minimize a treatment cost in a water purification plant and a cost for conveyance of clear water with reference to a variation in the power unit rate.12-20-2012
20110213502AUTOMATED AIR SOURCE AND VAV BOX ASSOCIATION - A system and method including the ability of a building automation system controller to automatically determine which VAV boxes are physically associated with which air sources in a building or facility with multiple air sources by coordinating the individual or simultaneous manipulation of the fan speed of the air sources or the VAV damper positions, while obtaining data from networked sensors that measure VAV box airflow or duct pressure or the environmental conditions of a space being supplied with air from one or more VAV boxes.09-01-2011
20110231024Methods, Processes, of Smart Check Valve Flow Assurance Monitoring in Production and Injection of Fluids in a Digital Oilfield - An arrangement which utilizes an improved combination and a simple local supervisory control system to monitor and/or control the operation of a positive displacement pump used to extract petroleum from geologic strata. The local supervisory control system controls the operation of an electric motor which drives a reciprocating positive displacement pump so as to maximize the volume of petroleum extracted from the well per pump stroke while minimizing electricity usage and pump-off situations. By reducing the electrical demand and pump-off (i.e., “pounding” or “fluid pound”) occurrences, operating and maintenance costs should be reduced sufficiently to allow petroleum recovery from marginally productive petroleum fields. The local supervisory control system includes one or more applications to at least collect flow signal data generated from a sensor check valve that incorporates pressure, temperature, and flow rate measurements.09-22-2011
20110231023DOOR CLOSER ASSEMBLY - A door closer assembly is provided, including a valve regulating an amount of hydraulic fluid that flows through the valve. The amount of hydraulic fluid flowing through the valve controls a force generated by the door closer assembly on a door. A first sensor measures an angular position of the door, and a second sensor measures an angular position of the valve. The angular position of the valve determines the amount of hydraulic fluid flowing through the valve. A controller controls the adjustment of the valve based on the angular position of the door and the angular position of the valve.09-22-2011
20120277918PRESSURE AND FLOW CONTROL IN DRILLING OPERATIONS - A method of maintaining a desired downhole pressure during a drilling operation can include measuring a parameter with a sensor, communicating actual parameter values from the sensor to a predictive device, training the predictive device to output predicted parameter values in response to input of the actual parameter values, and outputting the predicted parameter values from the predictive device when the predictive device ceases receiving the actual parameter values. A well drilling system can include a predictive device which outputs predicted parameter values in response to input of actual parameter values to the predictive device. The predictive device continues to output the predicted parameter values, even when the predictive device fails to receive valid actual parameter values. Another well drilling system includes a data validator which communicates valid actual parameter values to the predictive device, but does not communicate invalid actual parameter values to the predictive device.11-01-2012
20110245982POSITIONER - A positioner operating mode identifying function is provided in a calculating unit. A pressure value of an amplified pneumatic pressure signal, from a single-mode pilot relay, is detected by a pressure sensor and sent to the calculating unit. The calculating unit, through the positioner operating mode identifying function, monitors a change in the amplified pneumatic pressure signal corresponding to a change in the control signal, and if the direction of change in the control output and the direction of change of the amplified pneumatic pressure signal are the identical direction, identifies the operating mode of the positioner as the positive operating mode. The operating mode of the positioner is identified as the negative operating mode if the direction of change in the control output and the direction of change of the amplified pneumatic pressure signal are the opposite directions. The identification results displayed on a screen of a display unit.10-06-2011
20110264282SYSTEM AND METHOD FOR OPTIMIZED DECISION-MAKING IN WATER SUPPLY NETWORKS AND/OR WATER SUPPLY OPERATIONS - A system and method are provided for optimized decision-making in water supply networks and/or water supply operations. The system includes at least one central data processing device and a control system having at least one integration device. The system also includes at least one functional unit for identifying and/or processing status information affecting the respective network or operation. The functionality of the at least one functional unit can be integrated and/or incorporated into the control system by means of the integration device such that the control system functionality is expanded by the functionality of the respective functional unit and/or control system, and the at least one function unit cooperates such that individual functions and/or the functionality of the respective functional unit can be called up and/or executed and/or utilized via the integration unit and/or the control system, and resulting additional status information can be obtained and provided for decision-making, for example, relating to a technical task or technical problem.10-27-2011
20110276187PUMP CONTROL FOR FORMATION TESTING - A downhole formation fluid pumping and a sampling apparatus are disclosed that may form part of a formation evaluation while drilling tool or part of a tool pipe string. The operation of the pump is optimized based upon parameters generated from formation pressure test data as well as tool system data thereby ensuring optimum performance of the pump at higher speeds and with greater dependability. New pump designs for fluid sampling apparatuses for use in MWD systems are also disclosed.11-10-2011
20120095602CONTROLLER FOR WATER TREATMENT - A controller for water treatment in a cooling system includes a processor, a user interface, a plurality of relays, at least one network port, and at least one communication port. The processor is configured to monitor cooling fluid in the cooling system and cause the system to drain fluid when an amount of dissolved solid in the fluid exceeds a predetermined threshold. The plurality of relays are configured for both wet operation and dry operation. The controller is accessed using a web server on the controller through a communication port. The controller is controller and control parameters are modified via the web server. A relay of the plurality of relays in the controller is configured for either wet operation or dry operation. The configuration of the relay of the plurality of relays is dynamically changed to the other of wet operation or dry operation.04-19-2012
20090276100SYSTEM, PROGRAM PRODUCT, AND RELATED METHODS FOR PERFORMING AUTOMATED REAL-TIME RESERVOIR PRESSURE ESTIMATION ENABLING OPTIMIZED INJECTION AND PRODUCTION STRATEGIES - Systems, program product, and methods for providing real-time reservoir management of one or more reservoirs across one or more fields are provided. A system can include multiple monitoring wells and at least one injection well in communication with a central facility including a reservoir management computer or server positioned to provide real-time reservoir management of the one or more reservoirs. The computer can include, stored in memory, reservoir management program code, which when executed, can cause the computer to perform the operations of calibrating an injection well model for each of one or more injection wells positioned in a reservoir responsive to real-time injection rate and wellhead pressure data associated therewith, calculating static reservoir pressure for each of the injection wells responsive to the respective calibrated injection well model and responsive to respective surface injection rate and wellhead pressure data, and generating real-time automated isobaric pressure maps.11-05-2009
20110320047DESIGN AND CONTROL OF MULTIPLE TUBING STRING WELL SYSTEMS - Design and control of well systems with multiple tubing strings is described. An example system models multiple tubing strings in wellbores as segments, with multiple control points selectively located among the segments. Each segment is modeled as one or more equations that describe characteristics of a fluid resource associated with the segment. The system can predict flow of fluids and energy in a wellbore by solving physical conservation equations subject to specified conditions. The system models multiple control points, and solves the equations to convergence to satisfy injection and production targets and specified constraints. Results may be used to improve production of the resource. The system can apply a variety of strategies to model wells via multiple control points, including conservation of mass and energy models, a global phase-component partitioning model, a conductive heat transfer model, a pseudo-pressure model, a non-Darcy flow model, a phase separation model, and so forth.12-29-2011
20120101638OPTIMUM PROPORTIONAL-INTEGRAL-DERIVATIVE (PID) CONTROL METHOD FOR ADAPTING A PROCESS FACILITY SYSTEM - An optimum PID control method for adapting a process facility system is provided. The process facility system includes a primary supply apparatus, a final control element, process facility, a PID controller, and a PID optimization module. When the PID optimization module identifies the primary supply apparatus is switched from an operating status to a shut-down status, the PID optimization module stores a control parameter value of the final control element that is present at the time when the shut down is made in a parameter value memory. Afterwards, when the PID optimization module detects the primary supply apparatus being switched back to the operating status, the PID optimization module retrieves the control parameter value from the parameter value memory and controls the final control element in such a way to have the final control element returning to a position before the shut down with a resumption parameter value and the control parameter value stored in the parameter value memory, whereby optimum PID control can be realized for the process facility in a non-continuous (batch) process.04-26-2012
20100185335WORK MACHINE CONTROL DEVICE - An operation panel and a monitor for displaying the operating status of the work machine and other information. The operation panel has a switch for operating a quick coupler mounted on a work arm so that the quick coupler performs attaching and detaching operation. In conjunction with operation of the switch, the monitor is switched from a default screen displaying the operating status of the work machine to a screen for prompting selection of an attachment. Connected to the monitor is a controller, to which an attachment hydraulic circuit is connected. The controller serves to switch settings for the attachment hydraulic circuit in accordance with the hydraulic attachment that has been selected by using the monitor. The invention enables reliable switching of settings for the attachment fluid pressure circuit in accordance with the attachment mounted, without requiring each attachment to be provided with identification information.07-22-2010
20100198417CONTROL SYSTEM METHODS FOR NETWORKED WATER HEATERS - Disclosed is a control system for controlling a plurality of fluidly and operably connected water heaters to meet a hot water demand such that overall efficiency is maximized and usage disparity between water heaters is minimized. There is further disclosed a method for detecting a small system demand in said network by adjusting the setting of each flow limiting valve of each water heater. There is still further disclosed a method for enabling seamless addition or removal of a heater in service and heating load distribution to water heaters.08-05-2010
20100198415AIR-CONDITIONING APPARATUS - An air-conditioning apparatus includes first and second outdoor units having first and second outdoor heat exchangers and first and second heat source-side degree of subcooling adjustment devices configured to adjust first and second degrees of subcooling in outlet sides of the first and second outdoor heat exchangers, respectively. First and second outdoor-side determination units are configured to determine first and second degrees of subcooling, respectively. A controller is configured to control the first and second heat source-side degree of subcooling adjustment devices, respectively, such that a difference between the first degree of subcooling and the second degree of subcooling is reduced when refrigerant is charged into a refrigerant circuit having the first outdoor heat exchanger and the second outdoor heat exchanger.08-05-2010
20100168925DEVICE AND METHOD FOR CONTROLLING AN EXTRACORPOREAL BLOOD- TREATING APPARATUS - The present invention relates to a device and a method for controlling an extracorporeal blood treatment device, in particular a hemodialysis device that has a dialyzer, which is divided by a semi-permeable membrane into a blood chamber and a dialysis chamber, a blood pump for conveying blood through the blood chamber at a defined blood flowrate Q07-01-2010
20100168927CONTROLLER AND CONTROL SYSTEM FOR A PRESSURE REDUCING VALVE - A controller (07-01-2010
20100168926LAVATORY SYSTEM - A lavatory system having at least one wash station and at least one electrically operated fixture is disclosed. The lavatory system includes a control system for operating the at least one electrically operated fixture and a power supply system for powering the at least one electrically operated fixture. According to one embodiment, the power supply system includes a plurality of power sources and a switch device. The plurality of power sources are electrically coupled to each other and configured to provide an output voltage for powering the at least one fixture. The electrical coupling of the power sources is selectively adjustable between a first arrangement in which the power sources are electrically coupled to each other in parallel and a second arrangement in which the power sources are electrically coupled to each other in series. The first switch device configured to adjust the electrical coupling of the power sources between the first arrangement and the second arrangement.07-01-2010
20100168928MASSAGE BATHTUB AUTOMATIC CONTROL SYSTEM AND METHOD FOR CONTROLLING THE SAME - The present invention discloses a massage bathtub automatic control system and method for controlling the same, which provides a control panel and a digital control unit, wherein the control panel is disposed with a visual-displaying unit, a master control device and an input device connected to the master control device. The visual-displaying unit displays multi-layer function menus where a user can use the input device to pick up one of function icons appearing. The picked up function icon corresponds operation of at least one of attaching devices or operations of combining the plural attaching devices connected to the bathtub, and simultaneously, the control panel sends a related control command to the digital control unit for performing such an operation on the corresponding attaching device. The operational result of the corresponding attaching device can be sent back to the control panel for data process. Therefore, this brings the user conveniences on rapid and simplified operation and watching the control performance in time.07-01-2010
20120150355Networked Chemical Dispersion System - The illustrative embodiments provide a chemical dispersion system comprising a number of chemical dispersion nodes, a chemical dispersion manager, and a processor unit. The processor unit executes the chemical dispersion manager to identify a pest problem and generate a chemical dispersion plan for execution by the number of chemical dispersion nodes.06-14-2012
20130018514SUBSEA ELECTRONICS MODULESAANM Addala; Ravi Shankar VarmaAACI HyderabadAACO INAAGP Addala; Ravi Shankar Varma Hyderabad INAANM Dong; JiAACI NailseaAACO GBAAGP Dong; Ji Nailsea GB - A subsea electronics module comprises a plurality of processors for controlling operations in a subsea hydrocarbon extraction well, the processors being coupled to a data highway and there being distributed software in the module for controlling the processors so that the function of at least one of the processors may be carried out at least in part by at least one of the other processors.01-17-2013
20110160918A/C Service Tool Controller - An apparatus for automated control of A/C service tools for use during A/C servicing tasks. The apparatus including hardware and software to run the automation programs, connectors to connect with the service tools to allow passage of vapors and liquids between the service tools and the A/C system, and power ports to plug the service tools into the apparatus so that it may control the power to the service tools. Further, the apparatus may include sensors and valves so that it might sense pressure within a system of connected service tools and the A/C system, and so that it might be able to control the flow of vapors and liquids between components of the system based on the automation programs and the readings from the sensors.06-30-2011
20110160917METHODS, APPARATUS AND ARTICLES OF MANUFACTURE TO TEST SAFETY INSTRUMENTED SYSTEM SOLENOIDS - Example methods, apparatus and articles of manufacture to test safety instrumented system (SIS) solenoids are disclosed. A disclosed valve position control apparatus includes a relay to control a state of a solenoid and a valve positioner including a transmitter to transmit a solenoid test signal to the relay, electrical contacts to communicatively couple the solenoid test signal to the relay via one or more wires, and a solenoid tester to generate the solenoid test signal and to monitor a response of the solenoid when the solenoid test signal is transmitted to the relay to verify an operation of the solenoid.06-30-2011
20130024030Method of Using a Downhole Smart Control System - A method of using a wellbore insert for downhole operations such as frac operations, e.g. where the frac work starts where the surface fluid is pumped through one or more addressable wellbore inserts via their ports into the formation pursuant to a first set of control signals which may be transmitted from a surface location. Once the operation, e.g. a frac operation, is completed, a second set of signals may be generated to effect a different wellbore function. The wellbore insert typically comprises a housing having an inner annulus and one or more ports dimensioned and configured to provide a fluid pathway between the inner annulus of the housing and the outer surface of the housing. A selectively movable port seal, operable via a port seal mover, is dimensioned and configured to selectively occlude or open these ports. A movable plug, controlled by a plug mover, operates within the housing to selectively permit or occlude fluid flow within the housing. A power supply and a detector are typically present within the housing. An individually addressable electronic control module is operable to effect a change in the position of the selectively movable port seal and/or the movable plug.01-24-2013
20080215187NON-INVERTER BASED DISTRIBUTED ENERGY RESOURCE FOR USE IN A DYNAMIC DISTRIBUTION SYSTEM - A microsource is provided, which includes a generator, a prime mover, and a controller. The prime mover includes a shaft connected to drive the generator to generate power at a frequency controlled by a rotation rate of the shaft. The controller calculates an operating frequency for the generator based on a comparison between a power set point and a measured power flow. A requested shaft speed for the prime mover is calculated by combining a maximum frequency change, a minimum frequency change, and the calculated operating frequency A shaft speed adjustment is calculated for the prime mover based on a comparison between the requested shaft speed and a measured shaft speed of the prime mover. A fuel command for the prime mover is calculated based on the shaft speed adjustment. A rotation rate of the shaft of the prime mover is adjusted based on the calculated fuel command to control the frequency.09-04-2008
20130103209Apparatus and Method for Process Control - A method and a device for open-loop or closed-loop control of a process uses an actuator, a position sensor, a process valve, a process sensor, and a tuning stage. n positions of the process valve are approached, and the associated actual position values are detected. The respective actual process values are detected for each corresponding actual position value to thus obtain value pairs of actual position values and actual process values. Correction values are calculated based on the identified value pairs, and position set values corrected with the correction values are determined to compensate for nonlinearities of the process, such that a linear overall behavior is achieved.04-25-2013
20130103208CONTROL SYSTEMS AND METHODS FOR SUBSEA ACTIVITIES - A control system is for completion installation, intervention and testing activities at a subsea location. The control system has a first control circuit at a surface location; a subsea test tree located in a blowout preventer at the subsea location, the second control circuit located within a riser extending from the blowout preventer towards the surface location; and a plurality of sensors monitoring characteristics of the subsea location. The second control circuit communicates with the first control circuit and receives the characteristics of the subsea location. The second control circuit also controls electrically powered subsea valves based upon commands from the first control circuit and based upon the characteristics of the subsea location to complete a completion installation, intervention, and/or testing activity.04-25-2013
20130103210PROACTIVE COOLING CONTROL USING POWER CONSUMPTION TREND ANALYSIS - A method combines temperature-based and power-based control of a cooling subsystem. In one method, a power consumption of heat-generating electronic devices is sensed, and a power consumption trend over a moving time interval is identified and quantified. A cooling fluid flow rate is proactively increased in response to the power consumption trend exceeding a power consumption trend threshold during a period that a temperature of the heat-generating electronic devices does not exceed a temperature threshold. The magnitude of the power consumption threshold is used to anticipate and respond to imminent heating, before a temperature threshold is reached.04-25-2013
20130131873DETECTION OF BLOCKED AIR LINE FOR ELECTRIC COMPRESSOR AT START UP - Systems and methods for detecting a blocked air discharge line of an air compressor are described, which include monitoring motor current (IMTR) drawn by a compressor motor (05-23-2013
20110245981COMPUTING CENTER POWER AND COOLING CONTROL APPARATUS AND METHOD - Various computing center control and cooling apparatus and methods are disclosed. In one aspect, a method of controlling plural processors of a computing system is provided. The method includes monitoring activity levels of the plural processors over a time interval to determine plural activity level scores. The plural activity level scores are compared with predetermined processor activity level scores corresponding to preselected processor operating modes to determine a recommended operating mode for each of the plural processors. Each of the plural processors is instructed to operate in one of the recommended operating modes.10-06-2011
20130151020MEASUREMENT ARRANGEMENT FOR FIELD DEVICES - Disclosed are sensors to measure predetermined process variables in the process pipeline and to transmit measurement data over wired automation lines to the automation system for process automation purposes. A wireless measurement transmitter is connected to the wired automation line between the sensor and the automation system. WMT is configured to intercept or tap the measurement data transferred on the automation line and to transmit the tapped measurement data over a wireless connection to an intelligent control valve for local control and/or diagnosis procedures performed at the intelligent control valve.06-13-2013
20100312401Chemical Injection System - A chemical injection system includes a pump in fluid communication with a chemical reservoir and a pipeline; a motor coupled to the pump and adapted to drive the pump to transfer a chemical fluid from the reservoir to the pipeline; a motor controller electrically coupled to a power module and the motor and adapted to adjust a rotational speed of the motor; and a central controller communicably coupled to the motor controller and a remote computing device. The controller includes a translator adapted to receive a signal from the remote computing device in a first communication protocol and translate the signal from the remote computing device to a command in a second communication protocol distinct from the first communication protocol, where the command is operable to adjust the motor controller to adjust the rotational speed of the motor.12-09-2010
20100318232METHOD FOR EVALUATING A PARTICLE SIGNAL AND SUCTION NOZZLE FOR A VACUUM CLEANER - A method for evaluating a particle signal with an evaluation unit associated with a control device includes generating a particle signal by a sensor within a flow element, the particular sensor being dependent on a number of particles in a two-phase flow generated when cleaning a surface by a suction device connected to the flow control element. The method further includes determining in the evaluation unit from the particle signal a control signal for further controlling an actuator controlled by the control device. A speed of movement of the flow element over the surface is taken into account in the determination of the control signal.12-16-2010
20100318231Method for adapting a drag coefficient of a flow control valve - A regulating method and a regulating device for actuating an actuator in an injection system for an internal combustion engine, may have the following steps: stipulation of a setpoint value for a controlled variable of the actuator; determination of an actual value of the controlled variable; determination of a setpoint/actual value deviation between the setpoint value and the actual value of the controlled variable; pilot control of a controlled variable in accordance with a predefined pilot control response as a function of the setpoint value; regulation of the controlled variable by a regulator output variable in accordance with a predefined regulating response as a function of the feedback setpoint/actual value deviation; actuation of the actuator with the pilot-controlled and regulated controlled variable; and determination of a characteristic variable of the injection system as a function of the regulator output variable.12-16-2010
20100318230Kitchens exhaust hood and make-up air handling unit optimal speed control system - Disclosed is a kitchen exhaust hood and makeup unit control system comprising a control device for controlling the variable speed drive (VSD) for the associated fan, and measurement devices comprising Volatile Organic Compound (VOC) gas transmitter devices and temperature transmitters devices. The exhaust fan VSD speed is controlled to maintain the kitchen hood area at certain comfort level (indoor air quality and thermal comfort) by monitoring the VOC concentration and exhaust duct temperature. The air quality sensors measure the concentration of multiple gases and odorous substances in the air with constant output. These substances, for example, may be cooking smoke, kitchen vapors, human odors and unpleasant smells. The exhaust fan speed is controlled using the proportional-integral-derivative (PID) control loop. The kitchen exhaust and make-up unit supply airflow rate may be measured by an airflow measurement means such as Fan Airflow Station. The kitchen make-up unit fan speed is controlled to maintain the constant airflow difference between the exhaust air and make-up air to maintain the slightly negative pressure in the kitchen area.12-16-2010
20100318229Field device and method for processing at least one measured variable in a field device - A field device, which, as part of an automation system, carries out device-specific functions in the automation of the operational sequence of a system, detects and processes at least one measured variable from the system and has a communication interface for communication with the automation system. In order to make possible measurements signal filtering, the measured variable detected by the field device from the system is filtered in a signal filter, whose filter characteristic is variable and is matched to different predetermined filter characteristics as a function of event information from the operation sequence of the system obtained via the communication interface.12-16-2010
20120283882Method and apparatus for controlling multiple variable displacement hydraulic pumps - A method and apparatus for controlling discharge pressure and pump displacement of a plurality of variable displacement hydraulic pumps having connected discharge ports is provided. Each pump includes a swashplate and a control valve for controlling an angle of inclination of the swashplate. A desired first pump displacement control law is determined for a first pump and determined a desired second pump discharge pressure control law for a second pump. The first control law is used to determine a first intermediate control variable. The second control law is used to determine a second intermediate control variable. The control of the first and second pumps are combined using the first and second intermediate control variables. A desired first control valve setting for the control valve of the first pump is determined using the combined first and second intermediate control variables and the first control law. A desired second control valve setting for the control valve of the second pump is determined using the combined first and second intermediate control variables and the second control law.11-08-2012
20120283883METHOD AND DEVICE FOR CONTROLLING A QUANTITY CONTROL VALVE - In a method for controlling a quantity control valve, at least two parameters characterizing the quantity control valve are utilized. A control signal supplied to the quantity control valve is defined by the at least two parameters. At least one parameter is ascertained based on the result of a first adaptation and a second adaptation, or based on the result of a first adaptation and the other parameter.11-08-2012
20130184877PUMPING SYSTEM AND METHOD FOR CONTROLLING IT - A pumping system (07-18-2013
20110282499CONTROL FOR INDICATING AVAILABLE HOT FLUID SUPPLY - A fluid heater and a method for evaluating and displaying hot fluid supply time are disclosed. The system includes a fluid container, a controlling unit, a computational element, and a display means. The fluid container includes a cold fluid inlet means, a hot fluid outlet means, a first heating element, a second heating element, a first temperature sensor and a second temperature sensor. The controlling unit is adapted to selectively activate and deactivate one of the first heating element and the second heating element based on the inputs received from the said sensors. The computational element is adapted to compute the hot fluid supply time at a pre-determined set temperature based on at least one input received from said sensors, capacity of said fluid container, and flow rate of fluid to and from said fluid container. The display means is adapted to display the computed supply time.11-17-2011
20110313576SYSTEM AND METHOD FOR FLOWING FLUIDS THROUGH ELECTRONIC CHASSIS MODULES - An electronic chassis distributes fluids to adjacent chassis and electronic modules housed within the chassis. Provision is made for the detection, containment, and removal of liquid spilled within the chassis. The fluids may be used as coolants, and provision is made for heat exchanger modules to be included within the chassis. Provision is further made to include fluid sensors and actuators, allowing for monitoring and control of fluid distribution by a controller.12-22-2011
20110313575Down Pressure Adjustment Device And Method For Use With A Disc Opener Assembly Of An Agricultural Implement - A disc opener unit for an agricultural implement has a down pressure adjustment device that automatically adjusts the amount of down pressure applied on a furrowing disc based on strain measurements taken by a strain gauge or load cell. The strain gauge, which may be mounted to an arm that is used to set the position of a depth setting gauge wheel, provides feedback to a processor that in turn controls the amount of hydraulic fluid in a hydraulic cylinder to adjust the down force applied on the disc. The amount of down pressure is therefore adjusted in substantially real-time in response to changes in field conditions, which improves furrow depth consistency and reduces wear on the gauge wheel and its components.12-22-2011
20130190933ENERGY EFFICIENT AIR FLOW CONTROL - An energy efficient air flow control system includes exhaust devices of a building air flow management system. Each of the exhaust devices includes a controller for controlling functions of its respective exhaust device. A first sensor is coupled to each of the exhaust devices and respective controllers. A computer is coupled to the exhaust devices via respective controllers. A second sensor determines a fan speed of a supply air fan, and the second sensor is coupled to the computer. Logic executable by the computer receives user-selected settings for controlling operation of the exhaust devices, collects data from the controllers via corresponding first sensors and from the second sensors, applies the data to the settings, and modifies operation of the system via a controller of at least one of the exhaust devices when, in response to applying the data, it is determined that a condition defined in the settings is met.07-25-2013
20110320048Intergrated monitoring and control apparatus and method for heat tracing system using Zigbee communication - A sensing and control system using ZigBee communication includes a power control radio node (PCRN) for transmitting, through ZigBee communication, sensing data generated by sensors connected to various fluid pipes and containers, or receiving a prescribed control command using ZigBee communication, and a control panel radio node (CPRN) for transmitting the sensing data received through ZigBee communication to a server, or controlling the various fluid pipes and containers by receiving the prescribed control command and by transmitting the prescribed control command to the PCRN.12-29-2011
20120004778Vacation Faucet Apparatus and Method - A system and method for preventing damage and undesirable situations/conditions from occurring in point of use (POU) or point of entry (POE) water systems that are not in regular use. This invention may be implemented in residential, non-residential situations or constructions where it can add value, such as commercial properties that undergo seasonal and/or other periods of disuse. In cold climate areas, faucets should be turned on and run to prevent water in the pipes from freezing, which can cause pipes to burst or leak and result in significant property damage. In all climates rust, corrosion, particles, contamination, and biofilm, can develop and/or settle in the pipes if faucets are not turned on periodically, resulting in sub-standard water quality when the system is eventually used. Also, if water is left to sit in residential pipes, other effects/conditions can take place over time that generally effect color, taste and order of the water if it does not periodically move through the system.01-05-2012
20120029707SUPPLY WATER TEMPERATURE CONTROL APPARATUS AND METHOD THEREOF - A heat source device control apparatus (a supply water temperature control apparatus) periodically collects and accumulates, during the operation of a heat source device, the actual values of the amount of energy used by the heat source device, the amount of energy used by a cold/hot water pump, a supply water temperature of cold/hot water supplied from the heat source device and an outside air temperature as relevant parameters related to a current load situation. Every time when the relevant parameters are collected, the actual values of the relevant parameters thus collected are plotted in a multidimensional space, and a response surface model is created by the technology of RSM-S, then a current optimal supply water temperature is determined from the response surface model thus created.02-02-2012
20120029706Simulation-Supported Method for Controlling and Regulating Compressed Air Stations - The invention relates to a method for controlling and/or regulating a compressed air station comprising at least one plurality of interconnected compressors, optionally having different technical specifications, and further optional compressed air system devices, which is optionally able to implement control cycles as well as switching strategies by means of an electronic system controller to influence the amount of a pressurized fluid in the compressed air station available at all times to one or more consumers of the compressed air station as well as adaptively adjust the amount of pressurized fluid available at all times to one or more consumers of the compressed air station to the future operating conditions of the compressed air station based on the amount of pressurized fluid withdrawn from the compressed air station, wherein before a switching strategy is initiated, different switching strategies are analyzed in a prior simulation method based on a model of the compressed air station and the comparatively most advantageous switching strategy is selected from among the analyzed switching strategies on the basis of at least one fixed performance criterion and the selected switching strategy is relayed to the system controller for implementing in the compressed air station.02-02-2012
20120029705HOME ENERGY MANAGEMENT SYSTEM INCORPORATING A POOL PUMP - An energy management system for a home network comprising a plurality of power consuming devices including a pool pump is provided. The system comprises a central controller operatively connected to the power consuming devices and configured to receive and process a signal indicative of the current state of an associated utility, including at least a peak demand state and an off-peak demand state, and a display device. The central controller further includes a scheduling algorithm configured to enable a user to program a schedule for the pool pump.02-02-2012
20130197700Multi-Priority Pump Control Unit - A pump control system includes a controller coupled to first and second pressure sensors. The sensors couple serial pressure related information to the controller. The controller can evaluate respective liquid levels, in response to received pressure related information from the sensors. A current sensor coupled to the controller can provide signals indicative of operation of one or more pumps coupled to the controller. The controller includes circuits to detect the presence of predetermined, prioritized, faults and to emit a wired or wireless fault indicator in response thereto.08-01-2013
20120065785SYSTEM AND METHOD OF MANAGING LINE PRESSURE IN A VEHICLE DURING A FAULT PENDING CONDITION - An exemplary system includes a hydraulic device configured to operate at a fluid pressure. A sensor is configured to measure fluid pressure in the hydraulic device and generate a pressure signal representative of the measured fluid pressure. An actuator configured to regulate fluid flow to the hydraulic device. A control module is configured to identify a fault pending condition based on the measured fluid pressure, increase the fluid pressure in the hydraulic device during the fault pending condition, and iteratively enable and disable the actuator during the fault pending condition to determine if the actuator has failed.03-15-2012
20120072034Automatic hatch closer for marine vessels and recreational vehicles - An automatic hatch system is disclosed. The system includes a hatch frame and a hatch cover connected thereto. A pneumatic actuator assembly is connected to the hatch frame and the hatch cover. The system also includes an automated member for controlling the pneumatic actuator assembly to open, close or adjust the opening of the hatch. The automated member for controlling the pneumatic actuator includes a compressor assembly, a valve assembly, and a controller assembly.03-22-2012
20120083928Method for Controlling a Digital Hydraulic Controller - A digital hydraulic controller has a feed line, a drain line, an output line and a plurality of individually switchable on/off valves which selectively connect the feed line to the output line or which connect the output line to the drain line. A controlled quantity is detected which includes a pressure and/or a flow rate of a fluid in the output line. One of the valves is selected to be switched to control the amount and direction of fluid passing through the valve for controlling the controlled quantity to approach a target value. A test sequence is performed including calibration of the individual valves by alternately opening two of the valves, one of which connects the feed line to the output line and the other connects the output line to the drain line, and by calculating and setting calibration values for the individual valves.04-05-2012
20130211601HYBRID SEQUENTIAL AND SIMULTANEOUS PROCESS SIMULATION SYSTEM - A pressure and flow calculation technique that efficiently solves for pressures and flows within a process network uses both a simultaneous and a sequential solving method. The calculation technique first determines a flow conductance for each of the process network elements, linearizes pressure and flow relationships in each flow path by determining a linearized flow conductance for each process element and then determines a composite process network having a linearized, composite process component in each flow path to produce a simplified process network. A simultaneous solving method is then used to simultaneously solve for the pressures and flows at each of a set of junction nodes of the simplified process network and thereafter a sequential solving method is applied to determine the pressures and flows at the other nodes of the process network.08-15-2013
20130211602Method for the Open-Loop Control and/or Closed-Loop Control of Filter Systems for Ultrafiltration - method for the open-loop control and/or closed-loop control of a filter system for the ultrafiltration of fluids, particularly for the ultrafiltration of water, with a filter, wherein the open-loop control and/or closed-loop control takes place on the basis of a fuzzy logic and/or artificial neural networks.08-15-2013

Patent applications in class Flow control (e.g., valve or pump control)

Patent applications in all subclasses Flow control (e.g., valve or pump control)