Entries |
Document | Title | Date |
20080202255 | Oval Gear Meter - The invention relates on an oval gear meter for volume flow measurement comprising a housing ( | 08-28-2008 |
20080229845 | Flowmeter Assembly - A beverage dispenser provides numerous inventive features in its refrigeration system, diluent delivery system, concentrate delivery system, mixing and dispensing system, and control system. The refrigeration system employs a plate heat exchanger to provide on demand refrigeration of an intermittent water flow. The diluent delivery system includes a flowmeter/solenoid/check-valve assembly. The concentrate delivery system employs a positive displacement pump. The mixing and dispensing system includes a mixing nozzle that has a locking feature such that an elevated blocking surface directly faces the inlet of pressurized diluent to create turbulence. The control system receives package-specific information from a scanner and diluent flow rate information from the flowmeter, and then determines the pump speed in order to set a desired mix ratio. | 09-25-2008 |
20080236295 | AIRFLOW DETECTING APPARATUS - An airflow detecting apparatus for a fan includes an amplifier circuit ( | 10-02-2008 |
20080257063 | DEVICES AND METHODS FOR USE IN ASSESSING A FLOW CONDITION OF A FLUID - A device for use in assessing a flow condition of a fluid, or a fluid in a flow path, is provided. The device comprises at least one electrochemical cell, comprising a working electrode and at least one other electrode, sufficient for communication with the fluid, or sufficient for communication with a flow path, such that when sufficient fluid is in the flow path, the cell is in communication with the fluid. The fluid comprises a component sufficient to affect a mass-transport limited electrochemical reaction at the working electrode. The device also comprises at least one microcontroller operably connected to the at least one electrochemical cell for providing a potential or a current to the working electrode and for assessing the electrochemical reaction. A method of assessing a flow condition of a fluid, or a fluid in a flow path, is also provided. The device and the method of the present invention may be used in connection with the delivery of a fluid-borne or fluidized drug or medicament to a subject. | 10-23-2008 |
20090025484 | Device and Method for Measuring Amounts of Milk in Particular During the Milking Process - The invention relates to a device for measuring the mass flow, in particular of a foaming liquid, comprising a measuring device with two electrodes and at least one electrical means for generation of an electrical parameter and an analytical device. The electrical means is connected to the first electrode at two remote points, such as to be wired in parallel with the first electrode. The second electrode is connected to the first electrode by means of the analytical device. | 01-29-2009 |
20090025485 | Device for measuring the mass flow of milk in particular during the milking process - The device for measuring the mass flow of a foaming fluid, in particular of milk during milking, comprises a housing having an inlet and an outlet, and a measuring device for determining the mass flow. The housing is structured such that mixing the foam portion with the liquid portion of the fluid can be achieved. To this end, the inlet runs substantially tangentially into the housing interior. | 01-29-2009 |
20090126504 | Microfluidic System - The microfluidic system is constituted of modules that comprise one microfluidic unit and one corresponding electric control unit each and that are retained on a rear panel unit next to each other in a row. To prevent the formation of accumulation of ignitable or toxic gas mixtures a fluid conduit for a rinsing fluid extends through the rear panel unit. Branches lead from said fluid conduit to the modules, and said branches flowing into respective distributor compartments that extend vertically across the module height in the modules. Said distributor compartments are delimited in relation to the interior of the respective module by a distributor panel that is provide with openings. The interior of the respective module comprises, on its lower or rear surface, an exit opening for the rinsing fluid. | 05-21-2009 |
20090183575 | Measuring Transducer - A measuring transducer has a sensor for recording a physical or chemical parameter and for generating a corresponding measurement signal and has an analytical device for determining a measured value dependent on the measurement signal and for outputting the measured value. A first interface for digital transmission of the measured value and a second interface are provided between the sensor and the analytical device. The analytical device is provided with a signal by the second interface, providing the measurement signal from the sensor. A synchronization of the analytical device t to the sampling time of the sensor is thus possible. | 07-23-2009 |
20090188327 | Flangeless magnetic flowmeter with integrated retention collar, valve seat and liner protector - A magnetic flowmeter comprises a pipe section, an insulating liner, a flangeless retention collar, a liner protector, a coil and an electromotive force sensor. The insulating liner lines the pipe section to form a process flow channel. The flangeless retention collar is located on an end of the pipe section for forming an end-to-end fluid connection to the process flow channel, and the liner protector is formed on the retention collar to provide an end seal for the insulating liner. The coil produces a magnetic field within the process flow channel, and the electromotive force sensor senses an electromotive force generated in fluid flow through the process flow channel. | 07-30-2009 |
20090193908 | Fluid Flow Controller - The present invention relates to a magnetic flow controller which transforms a slow reduction in pressure of fluid flow over time to a measurable fluid flow. Once a threshold pressure differential is reached, a flow passage through the flow controller opens rapidly to a relatively large opening, thereby generating a volume of fluid at high flux flowing through the passage, particularly to permit the measurement of the volume of fluid in a conventional flow meter. The device of the present invention integrates this low flux and transforms it to a measurable fluid flux, so that the fluid can be measured by the fluid meter within its optimum error range. This is accomplished while maintaining a pressure drop in the flow meter which is within the permitted standards. Thus, the invention provides relatively sharp shifts between substantially high flux flow and no flow, in a pulse-like manner. | 08-06-2009 |
20090241686 | METHOD AND SYSTEM FOR A MEMS DETECTOR THAT ENABLES CONTROL OF A DEVICE USING HUMAN BREATH - Methods and systems for a MEMS detector that enables control of a device using human breath are disclosed and may include detecting air flow caused by human breath via a microelectromechanical systems (MEMS) detector, which may include deflectable members operable to detect the movement of air. The deflection of the members may be limited via a spacer within the MEMS detector. The amount of deflection may be determined by measuring reflected light signals, piezoelectric signals, capacitance changes, or current generated by the deflection in a magnetic field. Output signals may be generated based on the detected movement. The MEMS detector may include a substrate, a spacer, and the MEMS deflectable members. The substrate may include a ceramic material and/or silicon, and may include embedded devices and interconnects. An integrated circuit may be electrically coupled to the substrate. Air flows may be directed out of the side of the MEMS detector. | 10-01-2009 |
20090277278 | Measuring device and method for monitoring a measuring deivce - A measuring device includes: a measuring transducer accommodated, at least partially, in a housing, for registering at least one, measured variable; and a measuring device electronics electrically connected, at least at times, with the measuring transducer. The measuring device electronics includes at least one measurement channel for registering and further processing at least one primary signal generated by means of the measuring transducer, and an electrical current measuring circuit for registering measuring-device-internally flowing, electrical currents. Furthermore, it is provided, that the electrical current measuring circuit registers, during operation, at least at times, especially recurringly, an electrical leakage current, which flows as a result of a potential difference existing, at least at times, between housing and measuring device electronics and as a result of an electrically conductive connection likewise existing between housing and measuring device electronics, especially an undesired, electrically conductive connection and/or an electrically conductive connection formed by a deposit affecting the housing. Taking into consideration the registered leakage current, the measuring device electronics generates, additionally, at least one state value, especially a digital state value, instantaneously representing an operating state, especially a defective operating state, of the measuring device. | 11-12-2009 |
20090288495 | MAGNETIC DRIVE ASSEMBLY FOR PETROLEUM AND LPG METER - A metering system for measuring a flow of petroleum and LPG. In embodiments of the invention, a magnetic drive is used to couple a measuring chamber, such as a known oscillating piston system, to a register or indicator, avoiding leakage and excessive wear due to passing a shaft through the wall of the chamber. | 11-26-2009 |
20090314101 | MEASURING APPARATUS SYSTEM AND METHOD - Disclosed are a method, device and system for determining a flow rate of an excretion stream within an excretion collection assembly. According to some embodiments of the present invention, one of the constituent elements of the collection assembly includes a sensing module which includes an electrical and/or electromechanical component. | 12-24-2009 |
20100024566 | Liquid flow sensing systems - A liquid flow sensing system for sensing the flow of liquid within a supply line ( | 02-04-2010 |
20100107775 | System, Method, And Device For Measuring Parameters Of A Two-Phase Flow - A capacitive sensor for measuring flow parameters of a two-phase flow, a device for measuring phase concentration of a two-phase flow, and a system and method for measuring flow parameters of a two-phase flow is disclosed. In the capacitive sensor, at least one pair of electrodes is twisted by 180° in a common direction into a spiral shape. Edge guard electrodes are twisted in the common direction and are formed between adjacent electrode edges. Problems of non-homogeneous sensitivity distribution of a measuring field and soft field effect can be effectively addressed, thereby allowing reliable and accurate measurement of phase concentration of a two-phase flow. The system for measuring flow parameters of the two-phase flow can output signals with a current of 4˜20 mA to a PLC system or communicate with an industrial process control computer or with a remote control computer system in a operating room. | 05-06-2010 |
20100251828 | METHOD AND APPARATUS FOR GAS FLOW MEASUREMENT - A method and apparatus for measuring gas flow are provided. In one embodiment, a calibration circuit for gas control may be utilized to verify and/or calibrate gas flows utilized for backside cooling, process gas delivery, purge gas delivery, cleaning agent delivery, carrier gases delivery and remediation gas delivery, among others. | 10-07-2010 |
20100326202 | APPARATUS FOR MEASURING A FLOW RATE OF A POWDER - [Problems] For an apparatus for measuring a flow rate of a powder when a powder is conveyed by using air as a carrier gas, which apparatus measures the flow rate based on the change of capacitance of the powder to be measured, to provide the apparatus that can measure the flow rate of a powder with high accuracy by compensating for the effect of the thermal drift of the capacitance. | 12-30-2010 |
20110000309 | APPARATUS FOR MEASURING PARAMETERS OF FLUID FLOW - A flow rate measuring apparatus comprises a vessel for receiving electrically conductive liquid, and a measuring element for measuring electrically the filled volume of the vessel as a function of time to provide a signal representative of the flow rate of electrically conductive liquid entering the vessel. The measuring element is disposable within the vessel and is configured to regulate the flow of electrically conductive liquid from the first side to the second side of the measuring element. | 01-06-2011 |
20110030482 | Apparatus and Method for Measuring Water Quality in a Water Meter Data Collection System - A system for monitoring water quality in a water meter data collection system having a plurality of metering end points (E) for measuring consumption includes a plurality of chemical biological and environmental sensors (S | 02-10-2011 |
20110079089 | COMPLIANT COIL FORM - A coil assembly includes a coil form and a winding. The coil form includes a base defining a loop defined by a pair of opposed first sides and a pair of opposed second sides, a plurality of spaced apart support members extending from the base along the first sides, and a coil support structure extending from the base at each of the second sides. Each support member includes a first portion and a second portion, the first portion extending from the base and the second portion extending from the first portion, with a gap is defined between adjacent support members. The winding abuts the first portion of at least some of the spaced apart support members and is at least partially secured by the second portions of the support members. The winding abuts each of the coil support structures, and is curved in a saddle shape. | 04-07-2011 |
20110113894 | FLOW MONITOR - The invention relates to a flow monitor for monitoring the flow of flowing media, wherein a paddle projecting into the flow transfers the rotating movement of the paddle onto a display device by means of a magnetic gear comprising a plurality of individual magnets corresponding with each other. | 05-19-2011 |
20110167924 | FLOW SENSOR FOR COOLING WATER IN A GRADIENT COIL - A cooling water measurement system for a gradient system of an imaging system, such as a magnetic resonance system, is provided. A volume of cooling water flowing through at least one gradient system cooling water tube of the gradient system per unit of time is determined. The gradient system cooling water measurement system includes a voltage measurement system for measuring a Hall voltage. | 07-14-2011 |
20110167925 | WATERPROOFING APPARATUS FOR ELECTRICAL CABLE END, AND METHOD OF WATERPROOFING ELECTRICAL CABLE END - Provided is a waterproofing apparatus for an electrical cable end of the invention, in which, for waterproofing of an electrical cable end, the electrical cable end is placed in a high pressure atmosphere such that a liquid waterproofing agent dispensed onto the electrical cable end permeates the inside of a sheathed electrical cable, the apparatus is provided with; a first accommodating section that accommodates the electrical cable end to which a liquid waterproofing agent is applied, a sealing device that seals the first accommodating section, and a pressurizing device that feeds air into the first accommodating section. | 07-14-2011 |
20110179880 | FLOW SENSING SYSTEMS AND METHODS - A flow sensing system is provided. The system can include a first graphitic member and a first measurement device communicatively coupled to the first graphitic member. The first measurement device is adapted to measure a voltage along each of a plurality of orthogonal axes defined by the first graphitic member. The system can further include a display communicatively coupled to the first measurement device, the display adapted to convert the measured voltages into a signal proportionate to the fluid flow past the first graphitic member. | 07-28-2011 |
20110185821 | FLOW RATE METER INCORPORATING REUSABLE DEVICE - A flow rate meter comprises a disposable fluid transport portion and a reusable interface connector removably attached to the transport portion. The transport portion includes a flow conduit having an input and an output, while the interface connector provides feedback to a desired location. First and second portions of control circuitry are, respectively, associated with the transport portion and the interface connector. The first circuitry portion includes a plurality of electrodes and derives flow rate. The device measures a range of flow rates and is adapted, for example, for use in micro-fluidic systems including fluids administration to a patient's body. | 08-04-2011 |
20110239777 | Airborne Particle And Microorganism Collection System - A highly portable airborne particle and microorganism collection system which includes an air flow control mechanism adapted to control the air flow volume as air is pulled through the system via a vacuum source. | 10-06-2011 |
20110259118 | ELECTROMAGNETIC FLOW METER - A noise eliminating circuit is provided between a sample hold portion and an A/D converting portion. In the noise eliminating circuit, a DC flow rate signal is sent from the sample hold portion through a buffer to one input terminal of an operational amplifier as a first input signal, and through a high-pass filter and a buffer to the other input terminal of the operational amplifier as a second input signal. The high-pass filter passes, as a noise component, a signal of higher than a specific frequency included in the DC flow rate signal. The operational amplifier calculates the difference between the first input signal (the flow rate signal component+the noise component) and the second input signal (the noise component), and outputs this difference (the flow rate signal component) to the A/D converting portion as the DC flow rate signal. | 10-27-2011 |
20110271768 | AIR FLOW MEASUREMENT APPARATUS - An air flow measurement apparatus includes an air flow sensor for outputting an air flow signal indicative of detected air flow, a reference voltage generator for outputting reference voltage signals, a multiplexer for sequentially selecting the signals in a predetermined order, an A/D converter for converting the signals into digital data in an order selected by the multiplexer, and a signal processing unit for applying correction processing to air flow voltage data corresponding to the air flow signal using reference voltage data corresponding to the reference voltage signals. The signal processing unit has a sampling timing setting section for determining sampling timings at which the A/D converter samples the signals in such a manner that the sampling timing at which the air flow signal is sampled is interposed between the sampling timings at which successive two of the reference voltage signals are sampled. | 11-10-2011 |
20110290036 | Performing Metering Using Pulse Counting - An apparatus can include a first detector to receive a first signal from a first switch configured to open and close based on position of a metering wheel associated with a flow line. The apparatus can further include a first counter to count within a first range based on a change in a state of the first signal. Using this information, the apparatus can determine usage and direction of, e.g., a fluid or liquid flowing along the flow line. | 12-01-2011 |
20110314930 | FLUID FLOW MEASURING DEVICE, VALVE DEVICE AND MEASURING METHOD - The present invention relates to a fluid flow measuring device. The device includes a fluid flow having at least one of a volume flow rate and a mass flow rate. At least one spring element is included, which is exposed to the fluid flow, such that the spring element is elastically displaceable in at least one of a ferromagnetic and an electrically conductive mobile region depending on the dynamic pressure acting thereon with an eddy current sensor arranged stationarily. The eddy current sensor generates a measurement signal that is correlated with a distance between the eddy current sensor and the mobile region. The distance varies with the dynamic pressure-related displacement of the mobile region, and at least one temperature sensor is included, the temperature sensor measures an actual temperature of the fluid flow. | 12-29-2011 |
20120000293 | Nanofiber Actuators and Strain Amplifiers - Nanofiber actuators and strain amplifiers having a material that generates a force or generates a displacement when directly or indirectly electrically driven. This material is an aerogel or a related low density or high density network comprising conducting fibers that are electrically interconnected and can substantially actuate without the required presence of either a liquid or solid electrolyte. Reversible or permanently frozen actuation is used to modify the properties of the actuator material for applications. | 01-05-2012 |
20120011940 | Integrated Micromachining Air Flow Path Clog Sensor - Nowadays many electronic devices, such as LCD projector, computer servers, and air fresher etc. require reliable air cooling system to reduce the risk of electronics damage caused by overheating. The present invention disclosed an apparatus integrated with air flow sensor as an alarm apparatus for air flow clog detection. The major prior approach for air flow circulation failure detection is based on an indirect measurement method of temperature monitoring on surrounding environments, which method is suffering from the slow response and poor identification of real-time situation. The present invention will demonstrate the advantages by directly monitoring air flow over by indirectly monitoring the surrounding temperature as for the purpose of preventing air flow path clog. | 01-19-2012 |
20120031195 | Fluid Flow Meter - Fluid flow meters and methods for measuring different aspects of fluid flow with a non-contact sensor are provided. In some cases a fluid flow gear meter is provided with a fluid chamber that is sealed with a cover portion carrying the non-contact sensor. An optional separation member may be located between the cover portion and the chamber to seal the chamber. In some cases the cover portion and/or separation member are configured to transmit visible light to allow viewing of the fluid chamber, through material selection and/or the presence of viewing cavities within the material. The flow meter is optionally configured to prevent or reduce the transmission of ambient environmental radiation into the flow meter to lessen the likelihood that it may adversely affect an optical non-contact sensor used to detect movement of gears within the chamber. | 02-09-2012 |
20120103107 | FLOW RATE MEASURING APPARATUS - Provided is a flow rate measuring apparatus which suppresses deformation of a base main body due to vibration of a pipe so as to be able to reduce occurrence of disconnection of wires due to the vibration of the pipe. The flow rate measuring apparatus includes a bonding portion ( | 05-03-2012 |
20120118073 | APPARATUS FOR MEASURING VOLUME-OR MASS-FLOW OF A MEDIUM IN A PIPELINE - In order to place a medium flowing through a magneto-inductive flow measuring device at a reference potential, a grounding gasket is arranged, in each case, between flared end regions of the measuring tube, or measuring tube flanges secured on the measuring tube, and pipeline flanges connected with the pipeline. The grounding gasket comprises a conductive support material. The support material is provided with an electrically conductive, chemically resistant, plastics coating, at least in regions in contact in the installed state with the medium, the flared end regions, or the measuring tube flanges, as the case may be, and the pipeline flanges. | 05-17-2012 |
20120174684 | APPARATUS AND METHOD FOR REAL TIME AND REAL FLOW-RATE MEASUREMENT OF MULTI-PHASE FLUIDS - A method for measuring flow rate of at least one fluid in a multi-phase fluid comprises: providing a magnetic resonance module through which the fluid phases flow and at least one pre-polarization module of variable effective length upstream of the magnetic resonance module; and conducting, a measurement by: i) setting the pre-polarization module to have a first effective length, ii) applying a RF pulse sequence to the fluid, in the magnetic resonance module, iii) determining the intensity of a pre-determined number of spin echoes produced by the RF pulse sequence, iv) determining a line approximating the attenuation of the intensity during the RF sequence, v) determining slope and y-intercept of the line, vi) determining the ratio of the slope and intercept, vii) applying a calibration between the slope:intercept ratio and multi-phase flow rate so as to determine the flow velocity of the fluid in the multi-phase fluid. | 07-12-2012 |
20120240689 | Rotational Measurement System for Fluid Meters - A fluid meter includes a housing which comprises a cavity that defines a flow bore through which a fluid to be metered is directed, a rotor which is rotatably supported in the cavity and is set into rotation by the fluid flowing through the flow bore, a first magnet which is connected to the rotor, a second magnet which is magnetically coupled to the first magnet, a cap member which is positioned over the first magnet and separates the second magnet from the cavity, and a rotary encoder which is operatively coupled to the second magnet. Rotation of the rotor is magnetically transmitted through the cap member from the first magnet to the second magnet and is detected by the rotary encoder. | 09-27-2012 |
20120304779 | ELECTRONIC FLOW METER - An electronic flow meter includes a magnetic sensor, phase-A and phase-B drivers, a phase-A comparator, a phase-B comparator, a two-phase encoder, and a rotational speed timer. The two-phase encoder determines a normal/reverse direction where the impeller is rotated based on event signals sampled by the phase-A and the phase-B comparators, respectively, causing a counter to count up or to count down according to the normal/reverse direction as determined, thereby outputting an event count signal. The rotational speed timer calculates a rotational frequency of the impeller from the event count signal outputted by the two-phase encoder and sets frequencies of respective sampling signals of the phase-A and the phase-B comparators at a time when the rotational frequency of the impeller is measured next, and respective drive periods of the phase-A and the phase-B drivers in accordance with the rotational frequency of the impeller as calculated. | 12-06-2012 |
20120325013 | FLOW MEASUREMENT SYSTEM AND METHODS - Flow measurement systems and methods are provided. A flow measurement system can include at least one heat-producing computing device ( | 12-27-2012 |
20130008261 | GAS FLOW METER WITH HORIZONTAL PISTON MOVEMENT - A method and a gas flow meter for measuring gas flow. A cylinder is supported in the flow meter with a horizontal orientation. A piston is disposed movably within the cylinder, the piston having a surface which forms a clearance seal with a surface of the cylinder. The piston may have a low-friction coating such as diamond-like carbon. A gas flow to be measured is received at a gas inlet, and directed to the cylinder so as to move the piston within the cylinder. The gas flow is directed by valves and conduits alternately to the two ends of the cylinder, for measuring the gas flow in both directions of the cylinder. From the detected movement of said piston electrical signals representative of the gas flow are generated. | 01-10-2013 |
20130008262 | Volumetric Gas Flow Meter With Automatic Compressibility Factor Correction - A method and a gas flow meter for measuring gas flow, having a cylinder, and a piston disposed movably within the cylinder, forming a clearance seal between the piston and the cylinder. A gas flow to be measured is directed to the cylinder so as to move the piston within the cylinder. From the detected movement of the piston, electrical signals representative of the gas flow are generated. Gas temperature and pressure data are also measured. A controller calculates a standardized flow rate of gas based on gas species information, and determines a compressibility factor based on the gas species information and the temperature and pressure data, and calculates a corrected flow rate. The compressibility factor is determined from a table pre-stored in a memory. | 01-10-2013 |
20130025376 | Wind-Speed-Detecting Device - A wind-speed-detecting device including a stator, a rotor and a processing unit is disclosed. The stator has a flux-sensing member. The rotor has a plurality of blades and a magnet module, wherein the rotor is rotatably coupled with the stator, at least a part of the plurality of blades is arranged in a settling area of an air channel, and the magnet module faces the flux-sensing member. The processing unit electrically connects with the flux-sensing member to receive an electrical signal generated by the flux-sensing member and to send out a processing result. | 01-31-2013 |
20130112007 | Fouling Resistant Flow Metering System - Appurtenances added to a pipe mitigate the effects of upstream valves, sluice gates or pipe elbows to condition the pipe flow for accurate flow rate detection by a reverse propeller meter. Further appurtenances allow the reverse propeller meter to be used in extreme debris situations such as weeds, vines and moss present in many canal systems. The system provides an electronic signal that indicates flow rate and accumulated flow volume, or the signal can be transmit to a central headquarters for remote gate control or canal automation. | 05-09-2013 |
20130118271 | SENSOR SIGNAL SAMPLING - A system for processing a signal from a sensor is described. The system comprises an analog-to-digital converter. The system is configured to vary a sampling rate of said analog-to-digital converter dependent on an expected shape of the signal. | 05-16-2013 |
20130125664 | WIRELESS FLOW MONITORING DEVICES - Wireless flow monitoring devices are described. In one example, a device to wirelessly monitor a flow of material is described that includes a housing having a first surface and a second surface opposite the first surface, the second surface having an aperture, a lever secured within the housing to move in response to the flow of material, and a paddle arm forming at least a portion of a first arm of the lever, where an end of the paddle arm extends out the aperture of the second surface of the housing, and where a paddle is affixed to the paddle arm to be positioned within the flow of material. The device includes a magnet that is actuated by a second arm of the lever to move an amount proportional to the first arm of the lever, a portion of the magnet extending beyond the first surface of the housing so that a motion path of the portion of the magnet extending beyond the first surface of the housing is disposed within a channel of a wireless position monitor mounted to the first surface of the housing, where the channel serves as a sensor to detect movement of the magnet. | 05-23-2013 |
20130139608 | Electromagnetic Flow Meter - A flow meter comprising a magnet, a substantially non-magnetic conduit adapted to convey conductive fluid flowing in said conduit, said conduit arranged proximate to said magnet, and a sensor for sensing distortion of lines of force created by said magnet when said fluid flows in said conduit. Neither the magnet nor the sensor need be in physical contact with the conduit that carries the conductive fluid. | 06-06-2013 |
20130276547 | FLOW RATE METER INCORPORATING REUSABLE DEVICE - A flow rate meter comprises a disposable fluid transport portion and a reusable interface connector removably attached to the transport portion. The transport portion includes a flow conduit having an input and an output, while the interface connector provides feedback to a desired location. First and second portions of control circuitry are, respectively, associated with the transport portion and the interface connector. The first circuitry portion includes a plurality of electrodes and derives flow rate. The device measures a range of flow rates and is adapted, for example, for use in micro-fluidic systems including fluids administration to a patient's body. | 10-24-2013 |
20130276548 | System and Method for the Real-Time Measurement of a Flow of Discharge Material from a Mineral-Grinding Mill - A system and a method to measure the material discharge from a mill for grinding ore in real time, wherein the system includes: at least of a strain gage ( | 10-24-2013 |
20130305838 | FASTENING SYSTEM FOR MAGNETIC FLOWMETER LINER - A magnetic flowmeter sensor includes two sensor faces, a conduit, a liner lining the conduit, and mechanical fasteners. The sensor faces are on each end of the sensor for connecting the sensor to the process fluid flow. The conduit connects the two sensor faces for conducting the process fluid flow through the sensor. The liner extends across at least a portion of each sensor face at each end of the flowmeter sensor to form a planar sealing surface on each end of the sensor. The liner includes holes through which the mechanical fasteners pass to mechanically attach the liner to the flowmeter sensor to prevent shifting of the liner. The mechanical fasteners do not extend beyond the planar sealing surfaces. | 11-21-2013 |
20130312536 | DEVICE FOR MEASURING THE FLOWRATE OF A FLUID - A flowrate sensor ( | 11-28-2013 |
20140174196 | CLEANING QUALITY CONTROL SYSTEM USING ELECTROMAGNETIC FLOW METER, AND CLEANING QUALITY CONTROL METHOD - A cleaning quality control device to automatically determine cleaning quality as to whether or not cleaning has been completed from a detection signal of the electromagnetic flow meter,
| 06-26-2014 |
20140318267 | Axial-Flow Type Impedance Water Flow Sensor - An axial-flow type impedance water flow sensor comprises a water wheel ( | 10-30-2014 |
20150059491 | Device for Determining a Flow Mass of a Fluid in a Channel - The present invention relates to a device for determining a mass flow rate of a fluid in a conduit, for instance a milk flow through a tube. The device includes a measuring member for determining an electrical conductivity of the fluid; an additional measuring member for determining the electrical conductivity of the fluid at an additional position; and a processing unit for determining the mass flow rate of the fluid in the conduit on the basis of the determinations, wherein the specific resistance can be determined per cross-sectional area in the flow. | 03-05-2015 |
20150059492 | MEASUREMENT ARRANGEMENT AND RELATED METHOD - An electronic arrangement for analyzing fluid flow, includes a measuring entity for obtaining indications of power or energy consumption associated with fluid flow relative to a predetermined element, at multiple time instants, during measurement periods, each measurement period occurring between similar subsequent maintenance operations affecting the energy consumption of the element, wherein the measurement indications for the period are utilized for modeling, with reference to the true operating time of the element and excluding non-operating time potentially between active periods, a modeling entity for maintaining a regression model constructed based on indications for measurement periods, the model including a response variable for providing an indication of power or energy consumption during a measurement period and an explanatory variable for representing time, and wherein the model regarding the previous measurement period between the second-last maintenance and the last maintenance is taken as a starting point for the model being currently updated. | 03-05-2015 |
20150068322 | DEVICE AND METHOD FOR DETERMINING FLUID STREAMING POTENTIAL - A method (e.g., for characterizing a fluid) includes rotating an electrode assembly in a fluid at a rotation speed. The electrode assembly includes first and second electrodes. Rotation of the electrode assembly draws at least a portion of the fluid to move across the first and second electrodes. The method also includes measuring a potential difference between the first and second electrodes as the at least a portion of the fluid moves across the first and second electrodes due to rotation of the electrode assembly, and determining a streaming potential of the fluid using the potential difference. | 03-12-2015 |
20150082904 | INDUSTRIAL PROCESS VARIABLE TRANSMITTER WITH ISOLATED POWER SCAVENGING INTRINSICALLY SAFE PULSE OUTPUT CIRCUITRY - An industrial process variable transmitter includes a process variable sensor configured to sense a process variable. Measurement circuitry is coupled to the process variable sensor and provides a measured output as a function of the process variable. Output circuitry includes a loop connection configured to couple to a process control loop. An optical sensor receives the measured output from the measurement circuitry. A switching device applies pulses to the process control loop in response to an output from the optical sensor. Power supply circuitry powers the optical sensor, a comparator, and/or the switching device with power received from the process control loop and loop connection. | 03-26-2015 |
20150122050 | FLOW SENSOR - Technology capable of suppressing performance variation for each flow sensor and enhancing the performance is provided. According to a flow sensor of an embodiment, a local cavity CAV is provided on an upper surface SUR (MR) of a resin MR to generate an eddying current in a counterclockwise direction, so that an advancing direction of gas (air) that collided to an exposed side surface of a semiconductor chip CHP | 05-07-2015 |
20150292923 | METHOD TO DETERMINE OR MONITOR THE AMOUNT OR THE DISTRIBUTION OF ADDITIONAL MATERIAL PRESENT IN A FLOW OF A FLOWABLE SUBSTANCE - The invention relates to a method to determine or monitor the amount or the distribution of additional material present in a flow of a flowable substance. The method comprises the steps of—providing a flow of a flowable substance, said flow comprising bulk material and additional material;—determining the volume flow of said flow of said flowable substance at one or more detection points X along said flow of said flowable substance;—determining a signal caused by said additional material present in said flow of said flowable substance at one or more detection points Y along said flow of said flowable substance, said signal being proportional to the amount of said additional material present in said flow of said flowable substance passing said one or more detection points Y;—converting said signal caused by said additional material present in said flow of said flowable substance in a signal per unit of volume of said flow of said flowable substance. The invention furthermore relates to an apparatus to determine or monitor the amount or the distribution of additional material present in a flow of a flowable substance. | 10-15-2015 |
20150369643 | MEASUREMENT DEVICE AND PURGE GAS FLOW RATE MEASURING METHOD - A purge gas flow rate in a carrier that houses a smaller number of articles than a usual number is measured. The flow rate of the purge gas supplied from a nozzle of a shelf support in a rack is measured by a measurement device. The measurement device includes a substrate, a gas introduction section provided on a bottom surface of the substrate and configured to introduce the purge gas when coming into contact with the nozzle of the shelf support, while maintaining contact with the nozzle airtight with a load from the substrate, a circuit including a flowmeter that measures the purge gas flow rate and a power supply, and a plurality of legs movable in a vertical direction with respect to the substrate and defining a portion of the weight of the measurement device supported on the shelf support. | 12-24-2015 |
20150377663 | PRESSURE AND FLOW DETECTION SENSOR INCLUDING A CARBON-BASED ELEMENT - A sensor using a carbon-based element for measuring a flow or a pressure in an environment includes: a substrate; a carbon-based element; and one or more electrodes electrically communicating with the carbon based element, wherein the electrodes are located between the substrate and the carbon-based element so that the electrodes are not exposed to the environment. | 12-31-2015 |
20150377664 | BOILER LOAD ANALYSIS APPARATUS - The invention provides a boiler load analysis apparatus that has a simple configuration and achieves highly accurate analysis of a boiler load. A boiler load analysis apparatus ( | 12-31-2015 |
20160025535 | MICROFLUIDIC FLOW RATE SENSOR - A microfluidic flow rate sensor includes a droplet within a channel and a droplet movement detector that generates a signal based on the position and/or movement of the droplet within the channel. A processor determines the flow rate of a fluid through the channel based on the signal received from the droplet movement detector. In one example, the droplet movement detector is an optical detector, such as a combination of a lens and an image capturing device. In other examples, the droplet is electrically conductive, and at least a portion of the channel is conductive or includes electrical contacts. The position of the droplet within the channel is determined by observing the electrical characteristics of the channel. | 01-28-2016 |
20160069716 | Product Dispensing System - A flow sensor includes a fluid chamber configured to receive a fluid. A diaphragm assembly is configured to be displaced whenever the fluid within the fluid chamber is displaced. A transducer assembly is configured to monitor the displacement of the diaphragm assembly and generate a signal based, at least in part, upon the quantity of fluid displaced within the fluid chamber. | 03-10-2016 |
20160116314 | FLOW RATE MEASURING DEVICE - A flow rate measuring device includes: a bypass passage; a flow rate detecting element; and a flow rate measuring circuit. The bypass passage includes: an inflow port; an outflow port; and a plurality of bent portions. The plurality of bent portions include first to third bent portions for forming U-shapes, and a fourth bent portion for bending the bypass passage bent at the third bent portion so as to be parallel to a mainstream flowing direction. The flow rate detecting element is arranged inside the bypass passage in a part after bending at the fourth bent portion. A route connecting the inflow port and the flow rate detecting element as a straight line is blocked by an inner wall surface of the bypass passage on an outer peripheral side, which is formed between the first bent portion and the second bent portion. | 04-28-2016 |
20160146649 | NON-INVASIVE FLUID FLOW DETECTION USING DIGITAL ACCELEROMETERS - A system for estimating fluid flow in a system including a pump and a fluid vessel operatively coupled to the pump via a conduit is described herein. The system comprises an accelerometer affixed to an exterior surface of the conduit, wherein the accelerometer is configured to generate signals representing physical movement of the conduit, and wherein the signals are suitable for estimating fluid flow in the conduit. | 05-26-2016 |
20160153951 | Apparatus And Method For Measuring Water Quality In A Water Distribution System | 06-02-2016 |
20160161307 | SYSTEM AND METHOD FOR METERING GAS - A system for metering gas is presented. The system includes a housing configured to allow a flow of the gas between an input port and an output port. Further, the system includes a flow manager disposed in the housing and configured to modify at least one physical characteristic of the flow of the gas in the housing. Furthermore, the system includes a flow sensor disposed in the housing and configured to generate an electrical signal in response to flow characteristics of the gas in the housing. Moreover, the system also includes a processor configured to determine at least one flow parameter of the gas based on an amplitude characteristic of the electrical signal, a temporal characteristic of the electrical signal, or both the amplitude characteristic and the temporal characteristic of the electrical signal. A method for metering the gas is also presented. | 06-09-2016 |
20160250458 | SYSTEM FOR IDENTIFYING THE PRESENCE AND CORRECTNESS OF A MEDICAL DEVICE ACCESSORY | 09-01-2016 |
20160377464 | FLOW METER WITH FLOW DIRECTION SENSING, SEPARABLE FLUID PATH, SUBMERSIBLE ELECTRONIC HOUSING, AND WIRELESS COMMUNICATION CAPACITY - A flow meter includes a first body defining a fluid path. A flow measuring element is operatively positioned within the fluid path. The flow measuring element is configured to generate a signal in response to fluid within the fluid path. At least one circuit element is configured to receive the signal generated by the measuring element and determine a rate of flow and a direction of flow of the fluid within the fluid path. | 12-29-2016 |
20160377646 | ELECTROMAGNETIC BOAT SPEEDOMETER HAVING REMOVABLE ELECTRODES - An electromagnetic speedometer for a boat having hull containing an opening includes an electromagnetic coil supported by the hull for establishing an electromagnetic field in the water adjacent the hull opening. A plurality of electrodes are supported by an arrangement that both closes the hull opening and supports the electrodes in engagement with the water adjacent the hull opening. The electrodes are connected by conductors with a velocity measuring circuit arranged above the hull interior surface. Preferably, the electrode support arrangement includes guide tubes supporting the electrodes for removal relative to the boat hull, thereby to permit cleaning of the electrodes. The guide tubes are closed by valves when the electrodes are removed from the assembly. In one embodiment, the electromagnetic coil is of the end-fired type, and in another embodiment, the electromagnetic coil is annular and is arranged above and below the hull. | 12-29-2016 |
20170234709 | Retrofit Device And Method Of Retrofitting A Flow Meter | 08-17-2017 |
20220136877 | Flowmeter, Method for Operating a Flowmeter, System and Method for Operating a System - A flowmeter includes a control and evaluation unit, a sensor unit for capturing a primary variable, and a memory for storing data sets. The control and evaluation unit has a computing unit for determining the flow rate and/or for operating the sensor unit. The sensor unit is connected to the computing unit. During operation, the computing unit determines the flow rate from the primary variable, and determines the flow rate based on a data set and/or controls the sensor unit based on a data set. The data set includes a set of calibration values and/or a parameter for the operation of the sensor unit, and/or a parameter for determining the flow rate. The data set is assigned to a value of a state variable. The state variable is a medium parameter and/or a process parameter. The computing unit exchanges the data set depending on a change in the state variable. | 05-05-2022 |