Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


WITH TIMER, PROGRAMMER, TIME DELAY, OR CONDITION RESPONSIVE CONTROL

Subclass of:

165 - Heat exchange

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
165287000 Temperature responsive or control 199
165201000 Having heating and cooling capability 159
165281000 Fluid pressure responsive or control 22
165276000 Control of variable thermal conductivity systems (e.g., heat valves, etc.) 11
165279000 Pressure and temperature responsive or control 9
165271000 Vehicle or engine speed responsive 5
20120061069Cooling In A Liquid-To-Air Heat Exchanger - In an engine coolant circuit with a radiator and an engine, a fan and a coolant pump may be provided. The fan and pump may be electrically driven, driven by a variable speed clutch, hydraulically driven, or driven by some other actively controllable means. When an increase in heat transfer rate is indicated, the fan speed or the coolant pump speed may be increased. According to an embodiment of the disclosure, the choice of increasing the fan speed or increasing the pump speed is determined so that the power consumed is minimized. The broad concept is that dQ/dP, the gradient in heat transfer rate to power, is determined for both the fan and the pump at the present operating condition. The one with the higher gradient is the one that is commanded to increase speed.03-15-2012
20120132411WIND POWER GENERATING SYSTEM FOR VEHICLE USING MOTOR FOR COOLING FAN - Provided is a wind power generating system for a vehicle using a cooling fan motor that is operated by receiving power from a battery, the system including a cooling fan motor operated in a cooling mode to cool a heat exchanger with the applied power or operated in a power generation mode to produce electricity by rotating a cooling fan by driving wind, and a control device controlling rotation of the cooling fan motor and determining whether the cooling fan motor is operated in the power generation mode or the cooling mode.05-31-2012
20120211216SYSTEM AND METHOD FOR CONTROLLING A TEMPERATURE OF OIL IN A POWER-PLANT OF A VEHICLE - A system is provided for controlling a temperature of oil in a power-plant operable to propel a vehicle. The system includes a heat-exchanger arranged relative to the power-plant. The heat-exchanger is configured to receive the oil from the power-plant, modify the temperature of the oil, and return the modified temperature oil to the power-plant. The system also includes a valve configured to direct the oil through the heat-exchanger during a warm-up operation of the power-plant such that the temperature of the oil is increased. The valve is also configured to direct the oil to bypass the heat-exchanger during a low load operation of the power-plant such that the temperature of the oil is increased. Additionally, the valve is configured to direct the oil through the heat-exchanger during a high load operation of the power-plant such that the temperature of the oil is decreased.08-23-2012
20120168140Cooling System for Electric Vehicle - A cooling system for an electric vehicle includes: a cooling unit that cools an electric drive unit; and a control unit that controls cooling of the electric drive unit by controlling the cooling unit. The control unit controls the cooling unit in a first cooling mode that provides a first cooling capacity when a force for driving the electric vehicle due to the electric drive unit is in a first operational region, and controls the cooling unit in a second cooling mode that provides a second cooling capacity that is higher than the first cooling capacity when the force due to the electric drive unit is in a second operational region that is higher than the first operational region; and in the second cooling mode, the control unit controls the cooling unit so that the second cooling capacity becomes higher as a rotational speed of the electric drive unit decreases.07-05-2012
20130153198FLUID SYSTEM AND METHOD OF CONTROLLING FLUID FLOW FOR AN INTERCOOLER - A fluid system for an intercooler has a fill level defining a maximum volume of liquid in the fluid system, a main fluid circuit and a secondary fluid volume. The main fluid circuit includes the intercooler, and one or more passages through which fluid is circulated with operation of the engine, and at least a portion of the main fluid circuit is located above the fill level. The secondary fluid volume has at least a portion located below the fill level that communicates with the main fluid circuit to receive liquid from the main fluid circuit at least when the engine is not operating to drain at least some of the liquid from the portion of the main fluid circuit that is located above the fill level. This reduces the volume of liquid that remains above the fill level when the engine is not operating.06-20-2013
165272000 Control of heat pipe heat transfer characteristics 5
20090236088Heat Exchanger with Multiple Internal Diverters - The present application provides improved heat exchangers for controlling the rate of flow through the heat exchanger. The heat exchanger includes an inlet coolant box, and an outlet coolant box, wherein the inlet coolant box and the outlet coolant box are separated by a partition, wherein the partition comprises a first diverting device and a second diverting device, and wherein the range of flow rates over which the first diverting device diverts fluid is different then the range of flow rates over which the second diverting device diverts fluid.09-24-2009
20080236807Heat pipe for long distance - The present invention relates to a heat pipe for long distance and, in particular, to a heat pipe constituted by an evaporating unit for evaporating working fluid to form vapor, a condensing unit spaced at a long distant from the evaporating unit and discharging heat from a transferred vapor to the outside, and a transferring unit formed as a connecting tube of a general form having a single function connecting the evaporating unit and the condensing unit to transfer only the evaporated fluid vapor, wherein a working fluid supplier is formed in the evaporating unit in order to supplement the evaporated working fluid from the outside and a condensation liquid discharging unit is formed in the condensing unit in order to discharge condensation liquid generated by condensing the vapor to the outside. Accordingly, a recovery pipe formed for a condensation liquid carrying function of a connecting tube in the prior art is removed, making it possible to perform a long distance heat supply irrespectively of a ground landscape feature on which the transferring unit may lie. Also, the pipe connecting tube of a general form having a single function is formed with a heat insulator in order to prevent heat loss during the long distance transfer, whilst making it possible to reduce fabrication and material cost. As such, the heat pipe for long distance of the present invention comprises: an evaporating unit absorbing heat from the outside to evaporate working fluid contained therein; a transferring unit transferring vapor generated from the evaporating unit; and a condensing unit discharging the heat of the vapor transferred through the transferring unit to the outside, wherein the condensation liquid generated from a heat-discharge heat exchanger in the condensing unit is not recovered through a recovery path or a separate recovery pipe.10-02-2008
20090200006THERMAL MANAGEMENT SYSTEM - A system including a primary evaporator facilitating heat transfer by evaporating liquid to obtain vapor is disclosed. The primary evaporator receives a liquid from a liquid line and outputs the vapor to a vapor line. The primary evaporator also outputs excess liquid received from the liquid line to an excess fluid line. A condensing system receives the vapor from the vapor line, and outputs the liquid and excess liquid to the liquid line. The excess liquid is obtained at least partially from a reservoir. A primary loop includes the condensing system, the primary evaporator, the liquid line, and the vapor line, and provides a heat transfer path. Similarly, a secondary loop includes the condensing system, the primary evaporator, the liquid line, the vapor line, and the excess fluid line. The secondary loop provides a venting path for removing undesired vapor within the liquid or excess liquid from the primary evaporator.08-13-2009
20100051254VARIABLE CONDUCTANCE HEAT PIPE - A variable conductance heat pipe is provided. The variable conductance heat pipe includes a sealed container in which a working fluid and a noncondensable gas are sealed. The sealed container includes a heat receiving portion to which an element to be cooled is provided, and heat radiating portion. An amount of heat is supplied to the heat receiving portion when the element to be cooled is in a waiting state.03-04-2010
20090283251HEAT FLOW DEVICE - A device comprises equipment (11-19-2009
165270000 Time delay 5
20090159257METHOD AND SYSTEM FOR REGULATING A CONTINUOUS CRYSTALLIZATION PROCESS - A process and a system for regulating a continuous crystallization process which can be used especially for preparation of bisphenol A comprises a heat exchanger connected in a circuit to a crystallization apparatus. A heat exchange performance of the heat exchanger to cool an exit stream of the crystallization apparatus is established as a function of a feed stream supplied, in order to deliver by regulation an exit temperature of the exit stream. The heat exchange performance is calculated, and the calculated heat exchange performance is established in the heat exchanger with a time delay. The time delay prevents large temperature differences in the heat exchanger, so as to prevent fouling in the heat exchanger. With improved regulation quality, this leads to fewer production shutdowns and hence to improved productivity.06-25-2009
20110297363AIR-CONDITIONING APPARATUS - An air-conditioning apparatus is provided with a heat-source device that supplies a refrigerant, a relay unit that exchanges heat of a heat medium such as water or anti-freezing fluid supplied from the heat-source device in an intermediate heat exchanger and supplies the heat medium, an indoor unit that exchanges heat between a use side heat exchanger through which the heat medium supplied from the relay unit flows and indoor air and performs cooling or heating in the indoor space, a controller that controls operations of the heat-source device, the relay unit and the indoor unit, and a third temperature sensor that detects the temperature of the heat medium flowing through the use side heat exchanger, and if an abnormality in at least one of the heat-source device and the relay unit is detected, the controller continues the operation of the indoor unit while the temperature detected by the third temperature sensor remains within a first predetermined temperature range.12-08-2011
20090032236FAN COIL THERMOSTAT WITH AUTOMATIC FAN RESET - Fan coil thermostats can provide energy savings by, for example, not unnecessarily running a fan for longer than necessary or at a higher speed than necessary. Fan coil systems employing such a fan coil thermostat may be more energy efficient. A fan coil system may include a fan coil, a valve that controls fluid flow through the fan coil and a fan that blows air across the fan coil. The fan coil thermostat may include a controller that implements a control algorithm that may include an Auto fan speed mode. The controller may be programmed to permit a user to manually select a fan speed setting using the user interface. In response, the controller may initiate a timer, and may automatically return to the Auto fan speed mode once the timer expires.02-05-2009
20100155045Rotary type heat exchange apparatus with automatic flow rate exchange modulation - The present invention discloses that a rotary type heat exchange apparatus with automatic flow rate exchange modulation is installed with the tree or at least one kind of at least one temperature detecting device, at least one humidity detecting device and at least one gaseous or liquid state fluid composition detecting device at the position capable of detecting the temperature, humidity, and composition changes of the exchange fluid, wherein the detected signals are used as the references for modulating the pumping flow rate of exchange fluid, or for modulating the operating timing such as the rotating speed of the rotary type heat exchange rotating disk.06-24-2010
20120267090Heterogeneous Electrocaloric Effect Heat Transfer Device - Technologies are generally described herein for electrocaloric effect heat transfer devices and methods effective to facilitate heat transfer over a wide operating temperature range of a corresponding heat source. Some example heat transfer devices may include multiple heat transfer stacks with at least two heat transfer stacks having electrocaloric effect materials with varying effective temperature ranges. The combined effective temperature ranges of the multiple heat transfer stacks encompass the operating temperature range of the heat source.10-25-2012
165278000 Vent of system (e.g., overpressure, overtemperature, removal of noncondensable, etc.) 4
20120241140APPARATUS, SYSTEM AND METHOD FOR AIRFLOW MONITORING AND THERMAL MANAGEMENT IN A COMPUTING DEVICE - Embodiments of an apparatus, system and method are described for monitoring an airflow and performing thermal management operations for a mobile computing device. An apparatus may comprise, for example, a heat generating component, an air mover, and a thermal management module to monitor one or more parameters of the air mover and to perform one or more thermal management operations based on one or more changes in the one or more parameters indicating one or more changes in an airflow for the apparatus. Other embodiments are described and claimed.09-27-2012
20110030941RELIEF VALVE - A relief valve is provided and may include a housing having a first inlet port and a second inlet port. An initiator may be disposed within the housing and an engagement member may be slideably disposed within the housing and may be moveable between a retracted position and an extended position under force of the initiator. The engagement member may include a first bore aligned with the first inlet port in the extended position and a second bore aligned with the second inlet port in the extended position.02-10-2011
20120118553HEAT VENTILATION APPARATUS - An exemplary heat ventilation apparatus includes a server system having servers, a temperature sensor, a blower unit and a controlling unit electrically connected to the temperature sensor and the blower unit. The temperature sensor is mounted on the server system for sensing a temperature of an interior of the server system. The blower unit is adapted for drawing hot air from the server system to warm buildings. The controlling unit outputs different signals to turn on or turn off the blower unit according to different temperatures of the interior of the server system.05-17-2012
20120273184FREEZING PROTECTION SYSTEM OF HEAT EXCHANGER AND METHOD FOR CONTROLLING THE SAME - Disclosed is a freezing protection system of a heat exchanger capable of preventing freezing of a heat exchanger. The system includes a discharge valve for opening and closing a discharge pipe of a fluid inside a heat exchanger; a freezing factor detection unit for detecting a freezing factor such that the discharge pipe is open, under an automatic control of the discharge valve, upon detection of the freezing factor when the heat exchanger is in a standstill state; and a discharge completion detection unit for detecting whether the fluid inside the heat exchanger has been completely discharge or not, such that the open discharge valve is closed under an automatic control of the discharge valve after the fluid inside the heat exchanger has been completely discharged.11-01-2012
165267000 Means to heat or cool for predetermined periods of time (e.g., duty cycle, time-temperature profiler, etc.) 4
20090260795ACTIVE DOOR ARRAY FOR COOLING SYSTEM - Systems and methods for cooling a chassis are provided. Pulsed and/or modulated air flow may be used to cool a chassis. An array of movable doors and/or baffles may be used to achieve the pulsed/modulated airflow.10-22-2009
20100263853Periodic Flow Heat Exchanger - A heat exchanger includes a first regenerator core and a second regenerator core and a four-way valve coupled to a cold section of the first regenerator core and to a cold section of the second regenerator core. The four-way valve directs input air to the first regenerator core or to the second regenerator core. A high-temperature passive check valve is coupled to a hot section of the first regenerator core and to a hot section of the second regenerator core. The high-temperature passive check valve comprises an inlet header coupled to the hot section of the first regenerator core or the second regenerator core, a valve poppet coupled to a valve stem and a valve seat located on a surface parallel to a surface of the valve poppet. Air entering the inlet header moves the valve poppet away from the valve seat, creating an opening through which air passes.10-21-2010
20130037253METHOD AND APPARATUS FOR REGULATING A COOLING DEVICE FITTED TO A SWITCHGEAR CABINET - The invention relates to a method for regulating a cooling device fitted in or to a switchgear cabinet, by means of a regulating device, wherein the temperature of the switchgear cabinet interior air is detected and an interior fan assigned thereto for generating an interior air flow through an evaporator and providing cooling air is switched on if the detected temperature of the switchgear cabinet interior air exceeds an upper setpoint temperature, and is switched off if the detected temperature falls below a lower setpoint temperature, and the invention relates to an apparatus for carrying out the method. A reduced energy consumption and an increased service life with reliable operation are achieved by virtue of the fact that after the interior fan has been switched off owing to the lower setpoint temperature being undershot, a timekeeping is started and the interior fan is switched on after a predetermined first time duration for a predetermined second time duration and is then switched off again if the detected temperature still falls below the upper setpoint temperature, as long as the second time duration proceeds, that the intermittent time-controlled mode of operation of the interior fan is cyclically repeated until the upper setpoint temperature is exceeded, after which the interior fan is operated in continuous operation, and that the timekeeping and the intermittent time-controlled mode of operation of the interior fan are started anew if the lower setpoint temperature is undershot.02-14-2013
20130160987COOLING - The present invention relates to improvements in or relating to cooling, in particular for cooling beverages in containers such as cans or bottles. We describe a cooling apparatus having a cavity for receipt of a product to be cooled; rotation means to rotate a product received in the cavity and cooling liquid supply means to provide a cooling liquid to the cavity. The rotation means is adapted to rotate the product at a rotational speed of 90 revolutions per minute or more and is also adapted to provide a pulsed or non-continuous rotation for a predetermined period.06-27-2013
165301000 Liquid-level responsive or control means 3
20090044935METHOD AND ARRANGEMENT FOR OPTIMIZING HEAT TRANSFER PROPERTIES IN HEAT EXCHANGE VENTILATION SYSTEMS - The present invention relates to a method and arrangement of optimizing the level of anti freeze agent in a heat transfer fluid in a heat exchange system The method comprises determining (02-19-2009
20120006528METHOD OF AND SYSTEM FOR COOLING A SINGULATION PROCESS - A system for cooling at least one singulation saw used to singulate components from a substrate. The system is comprised of a coolant loop having at one or more coolant delivery means, a coolant collection means, one or more recycle tanks for contaminate particles to settle out of the captured coolant, a mixing tank configured after the recycle tanks within the loop to produce and replace lost coolant, and a means to cool the coolant. The system can all so include filters within the loop to remove particles not removed by the settling tank. Further, the system is able to be configured with a holding tank configured to prevent any bubbles from getting to the coolant delivery means.01-12-2012
20090008077Cooling apparatus using brine - A cooling apparatus includes a brine circuit through which brine flows, a pump disposed on the brine circuit, and a heat exchanger unit including a heat absorbing member and a heat radiating member. The heat absorbing member is in communication with the brine circuit. The heat absorbing member is capable of conducting heat generated from a cooling object to the brine for cooling the cooling object. The heat radiating member is in communication with the brine circuit and capable of receiving the heat from the brine. The brine circuit is configured such that the brine passes through the heat exchanger unit at a pressure equal to or lower than an atmospheric pressure.01-08-2009
165266000 Pre-heat or pre-cool of space or device during start-up 1
20120055663TEMPERATURE CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A temperature control system for an internal combustion engine, to which a block heater for warming a coolant and keeping the coolant warm is attachable, the temperature control system includes a coolant circulating apparatus circulating the coolant, a fluid temperature detecting device detecting a fluid temperature of the coolant, a block heater disuse estimating portion estimating a possibility of disuse of the block heater under a condition that a circulation of the coolant is stopped, and a block heater usage determining portion determining whether or not the block heater is used on the basis of changes in the fluid temperature under a condition that the coolant is circulated in a case where the block heater disuse estimating portion does not estimate the disuse of the block heater.03-08-2012
165303000 Cleaning 1
20090065188Water quality control method for an evaporative cooling water chiller and a system thereof - A water quality control method for an evaporative cooling water chiller uses a water pump to transport cooling water from a water tank to a water-spraying element via a water pipe. The cooling water is sprayed onto fins and a refrigerant pipe of a first heat exchanger, flows along the fins and is collected in the water tank. Thereby, the cooling water reduces the temperature of the heat exchanger. The water pump is set to operate for a first period and to stop for a second period so that the temperature of the fins and the refrigerant pipe increases. Thereby, the limescales attached to the heat exchanger are detached and drop into the water tank. Subsequently the water pump is turned on again. The cooling water in the water tank flushes out the accumulated particles on the bottom of the water tank, and clean cooling water is added.03-12-2009
Entries
DocumentTitleDate
20130037250INTELLIGENT AIR MOVING APPARATUS - An intelligent air moving apparatus for cooling an electronics enclosure includes a motor for driving a fan at a variable rotational speed and a microcontroller for controlling the rotational speed of the motor. The microcontroller includes a speed sensor for sensing the rotational speed such that when the sensed rotational speed deviates below a target speed, the microcontroller detects a locked rotor condition.02-14-2013
20130037249RETRO-FIT ENERGY EXCHANGE SYSTEM FOR TRANSPARENT INCORPORATION INTO A PLURALITY OF EXISTING ENERGY TRANSFER SYSTEMS - A controller connectable to a plurality of energy sources, energy demands and energy transfer units is contemplated. The controller is configurable to dynamically route excess energy from different sources to different demands via the energy transfer unit(s).02-14-2013
20130081799METHOD FOR SETTING THE VOLUMETRIC FLOW RATE OF A HEATING AND/OR COOLING MEDIUM BY MEANS OF ROOM HEAT EXCHANGERS OF A HEATING OR COOLING SYSTEM - Room heat exchangers of varying priority are provided by setting the volumetric flow rate of a medium by means of the room heat exchangers of a heating or cooling system. A target spread of the flow and return temperatures for each individual room heat exchanger(s) is set by fixably or adjustably limiting the respective room heat exchanger valve(s). A system-specific target spread for high-priority room heat exchangers is a basis to allow a lower target spread and a higher target spread is ensured given low-priority room heat exchangers. When operating in a high-priority room heat exchanger with a lower spread, the volumetric flow through at least one low-priority room heat exchanger with a higher spread is changed in such a way that a return temperature optimized for the heating device of the heating system is set by mixing the return medium from all room heat exchangers of the heating system.04-04-2013
20120216998METHOD FOR CONTROLLING HOT WATER TEMPERATURE THROUGH OPERATION OF A CIRCULATION PUMP - A method for controlling the temperature of hot water through an operation of a circulation pump according to the present invention includes: judging whether a user uses the hot water; judging whether one of the circulation pump operating modes is selected; and circulating the hot water in an outflow pipe to an inflow pipe by operating the circulation pump provided on a bypass pipe connecting the inflow pipe which direct water enters and the outflow pipe through which heated hot water flows out to each other when the user uses the hot water and selects one of the circulation pump operating modes, thereby controlling a temperature difference of the hot water that flows out from a water heater to be reduced.08-30-2012
20100084123COOLING APPARATUS, ELECTRONIC APPARATUS, AND BLOWER APPARATUS - Disclosed is a cooling apparatus including a heat sink, a blower mechanism, an opening member, and a movement mechanism. The blower mechanism has a blower opening that has a predetermined area and is opposed to the heat sink. The opening member has a first opening that has an area smaller than the area of the blower opening. The movement mechanism moves the opening member so that switching between a first state and a second state is performed. The first state is a state in which the first opening is disposed between the blower opening and the heat sink, and the second state is a state in which the first opening is removed from between the blower opening and the heat sink.04-08-2010
20130160984AUTOMATIC COUPLING OF INDEPENDENT COOLING REGIONS DURING FAN MAINTENANCE - In a computer system, airflow through first and second cooling regions are normally separated by a chassis wall, and are independently controlled by respective first and second fan modules. The internal chassis wall includes a bypass opening that is normally blocked by the second fan module. In response to removal of the second fan module, the bypass opening is unblocked, to fluidly couple the two cooling regions. A redundant fan module is optionally included in fluid communication with the first cooling region, to either generate airflow through the first cooling region in response to failure or removal of the first fan module, or to supplement the airflow capacity of the first fan module in response to removal of the second fan module.06-27-2013
20110277981GAS TREATMENT AND SOLAR THERMAL COLLECTION SYSTEM - According to various embodiments, a system includes a gas treatment system configured to treat a gas and a controller configured to control flow of a heat transfer fluid between a solar thermal collector and the gas treatment system. Conduits may interconnect the gas treatment system and the solar thermal collector.11-17-2011
20090188658Compact Helical Heat Exchanger With Stretch To Maintain Airflow - A heat exchanger for exchanging heat between gasses such as air and a liquid or gaseous coolant has narrow spacing between exchanger surfaces for high efficiency. To avoid undue obstruction of gas flow due to ice buildup on the exchanger surfaces, the heat exchanger is equipped with sensors to monitor the gas flow and an actuator that widens the spacing between exchanger surfaces such that gas flow remains unimpeded. Embodiments provide for defrosting of the exchanger surfaces when an limit on spacing of exchanger surfaces is reached, and for relaxing the spacing to the original narrow spacing when defrosting is completed.07-30-2009
20110168377METHOD OF COOLING A HYDROCARBON STREAM AND AN APPARATUS THEREFOR - In a method of and apparatus for, cooling a hydrocarbon stream, a hydrocarbon stream (07-14-2011
20120024515DATA CENTER AND HEAT DISSIPATING SYSTEM THEREOF - A container data center includes a plurality of server systems installed in a container. Each server system includes a power distribution units (PDU) used to manage power and a heat dissipating system to dissipate heat. The heat dissipating system includes a fan and a fan controller connected to the PDU. The PDU detects output power of the corresponding server system and transforms the output power to a corresponding fan rotation speed control signal transmitted to the fan controller, the fan controller controls rotation speed of the fan according to the fan rotation speed control signal.02-02-2012
20130098593INDEPENDENT COMPUTER SYSTEM ZONE COOLING RESPONSIVE TO ZONE POWER CONSUMPTION - A computer system has a plurality of heat-generating computer devices arranged in a data center, a cooling system in the data center, and a real-time cooling controller. The cooling system is configured for directing a cooling fluid to a plurality of different zones of the computer system, where each zone is occupied by a different subset of the heat-generating devices. The real-time cooling controller is configured for monitoring a power consumption of the heat-generating devices at each zone, independently controlling a cooling fluid flow rate to each zone, targeting one of the zones for increased cooling in response to a detected increase in the power consumption at the targeted zone, and increasing the cooling fluid flow rate to the targeted zone in immediate response to the power consumption increase.04-25-2013
20110203785METHOD AND APPARATUS FOR EFFICIENTLY COORDINATING DATA CENTER COOLING UNITS - Systems, apparatus, and methods for controlling environmental maintenance modules (e.g. HVAC units) using sensors are provided. Values measured by the sensors can be used to determine a change in operation levels of the modules to keep the sensor values within a desired range. For example, a stopped module can be increased or started for more cooling when a sensor temperature is too hot. The module predicted to have the greatest effect on the temperature of hot sensor can be started. A transfer matrix, which provides a relation between a change in operation level and resulting sensor changes, can be used to perform the above predictions. As another example, a module can be stopped (or otherwise have an operation level decreased), if the sensor temperatures are within range, and the decrease in operation level is predicted not to cause an out-of-range condition.08-25-2011
20110265981SYSTEM FOR RECYCLING THERMAL ENERGY GENERATED FROM A FUEL CELL MODULE - The present invention discloses a system for recycling thermal energy generated from a fuel cell module. The system includes the fuel cell module, a thermal module, a heat-recycle module, and a control module. The thermal module includes a heat transfer apparatus. In addition, the thermal module connects with the fuel cell module, and the heat-recycle module connects with the heat transfer apparatus. The control module detects a starting signal of the fuel cell module and controls the thermal module and the heat-recycle module. Thereby, the thermal energy generated from the fuel cell module is transferred to the heat-recycle module.11-03-2011
20120292006AIR-CONDITIONING APPARATUS - An air-conditioning apparatus includes a heat medium relay unit accommodating heat exchangers for exchanging heat between a flammable refrigerant and a heat medium different from the refrigerant. The heat medium relay unit is disposed in a space in a structure that is not an air conditioned space. One or more outdoor units are connected to the heat medium relay unit to circulate the refrigerant therein. The outdoor units are disposed in a space outside the structure or a space inside the structure that is not isolated completely from the space outside the structure. One or more indoor units are connected to the heat medium relay unit by a different system than that of the outdoor units. The indoor units circulate the heat medium therein to exchange heat with air related to the indoor space.11-22-2012
20090038787COOLING SYSTEM FOR PROJECTION DEVICE - A cooling system for cooling down a heat source of a projection device is disclosed. The cooling system includes a fan, and a control module. The control module is configured for supplying a first voltage to the fan for a first duration after the projection device is powered off and a second voltage to the fan for a second duration successive to the first duration. The second voltage is greater than the first voltage.02-12-2009
20090250202Hybrid Chuck - Device and method for regulating the temperature of a substrate, in particular of a wafer, by means of a device comprising two temperature-regulating circuits that are operated with different temperature-regulating fluids.10-08-2009
20090050309CONTROLLABLE HEAT TRANSFER MEDIUM SYSTEM AND METHOD FOR USE WITH A CIRCUIT BOARD - A system and method are provided for controlling a transfer of heat between circuit board components. Included is a circuit board with components mounted thereon. Also provided is a controllable heat transfer medium for controlling a transfer of heat between the components.02-26-2009
20110220341Method of and apparatus for empirically measuring the heat transfer rate of a ground heat exchanger (GHE) installation with its surrounding deep earth environment - Methods for designing and constructing geothermal ground loop subsystems, and also improved methods and apparatus for in situ measuring the capacity of a ground heat exchanger installation to transfer heat energy with its surrounding deep Earth environment, during cooling and heating modes of operation of the ground source heat pumps and other geothermal systems to which such ground heat exchangers are operably connected.09-15-2011
20110226461Vehicular seat air-conditioning system - A vehicular seat air-conditioning system comprising a blower (09-22-2011
20100155044Fixed type heat exchange apparatus with automatic flow rate exchange modulation - The present invention is installed with the three or at least one of the temperature detecting device, humidity detecting device, and gaseous or liquid state fluid composition detecting device at the position capable of detecting the temperature, humidity, and fluid composition changes of the exchange fluid, wherein the detected signals are used as the references for modulating the pumping flow rate of exchange fluid.06-24-2010
20100181061Air-conditioner for vehicle - An air-conditioner for blowing out conditioned air independently to right and left sides. of a vehicle includes a unit casing, a cooling heat exchanger and a heating heat exchanger provided in the unit casing, a control device, and right and left conditioning units each having a front duct to blow out conditioned air toward a front seat, a rear duct to blow out conditioned air toward a front seat, and a front/rear switching door to switch between a front state where the conditioned air is blown out via the front duct to the front seat and a rear state where the conditioned air is blown out via the rear duct to the rear seat. The control device sets one of the front/rear switching doors to the front state and the other of the front/rear switching doors to the rear state.07-22-2010
20100175865IN-SITU GAS ANALYZER PROBE - A probe mounted directly to a conduit conveying a process stream of gas to be analyzed, which can condition a continuous sample of the gas before it is analyzed by removing undesirable vapor components of the sample through interaction with a heat exchanger conduit which condenses these components into a liquid such that they precipitate under the force of gravity back into the process stream. The probe uses a Venturi device to motivate the gas through a flow cell chamber where it interacts with light shown through the chamber before ejecting the sample back into the process stream through a sample return conduit.07-15-2010
20100236769Heating system for a vehicle - A climate control system is configured to provide at least one of heating and cooling of air in an occupied space of a vehicle. The system includes a thermal energy storage device configured to receive heat from a waste heat source in the vehicle and a heat exchanger coupled between the thermal energy storage device and the occupied space of the vehicle by a coolant loop. The second heat exchanger is configured to transfer heat from at least one of the thermal energy storage device to the occupied space of the vehicle and the occupied space in the vehicle to the thermal energy storage device.09-23-2010
20110127024SYSTEM AND METHOD FOR COOLING AN ELECTRONIC DEVICE - A system for cooling an electronic device having a heat-generating component includes a passive cooling device having a cooling ability designed to expire after a predetermined amount of heat is absorbed from the heat-generating component and an active cooling device configured to at least one of dissipate heat generated by the heat-generating component and cool the passive cooling device, when the active cooling device is activated. The system also includes a controller configured to activate the active cooling device after a determination that a predetermined threshold condition has occurred, wherein the predetermined threshold condition is selected to occur after the passive cooling device cooling ability has substantially expired, to thereby substantially minimize power consumption of the active cooling device in cooling the heat-generating component.06-02-2011
20110017442METHODS FOR COOLING COMPUTERS AND ELECTRONICS - An exemplary method may comprise thermally coupling a network of cooling lines to each of a plurality of heat exchangers in a cooling system. The method may also comprise providing a first connection from a network of cooling lines to a first fluid source and a second connection from the network of cooling lines to a second fluid source for configuring the network of cooling lines in different states. The method may also comprise delivering cooling fluid through the network of cooling lines to each of the plurality of heat exchangers both when the network of cooling lines is connected only to the first fluid source and when the network of cooling lines is connected to both the first and second fluid sources.01-27-2011
20110146964AIR CONDITIONING SYSTEM OF PORTABLE DATA CENTER - An air conditioning system of a portable data center includes a shipping container, plural data-processing devices and plural airflow-driving devices. The shipping container includes a partition plate and a bottom plate. The partition plate has plural hollow portions. The data-processing devices are disposed on the partition plate. The airflow-driving devices are disposed under the partition plate and aligned with respective hollow portions for driving and guiding airflow to cool the data processing devices. Each of the airflow-driving devices includes at least one fan and an airflow-blocking structure. The airflow-blocking structure is arranged in an airflow path of a corresponding airflow-driving device. If one of the airflow-driving devices is disabled, the airflow-blocking structure of the disabled airflow-driving device is automatically closed to hinder the airflow path.06-23-2011
20120000639THERMAL ENERGY STEERING DEVICE - A thermal flux steering device and method for steering thermal flux into a concentrated area is provided. The thermal flux steering device includes a matrix impregnated with a plurality of thermally conductive inclusions. The thermally conductive inclusions are angled so as to steer thermal flux into a concentrated area such as a thermal energy sink in communication with the matrix. The thermally conductive inclusions may be filler fibers or thermally conductive particles impregnated within the matrix. Orientation of the thermally conductive inclusions may be determined by detecting the thermal flux of the thermal energy source, the thermodynamic properties of the matrix and the thermally conductive inclusions, and the location of the flux concentration area.01-05-2012
20120012296DEVICE AND METHOD FOR COOLING RAIL WELD ZONE - A device for cooling a rail weld zone according to the invention includes a first cooler cooling a head portion of the rail weld zone, a second cooler cooling a rail web portion of the rail weld zone, and a control section controlling the first and second coolers. The first cooler includes a first temperature detecting section that detects the temperature of the head portion, and a first ejection section that ejects a first cooling fluid to the head portion. The second cooler includes a second temperature detecting section that detects the temperature of the rail web portion, and a second ejection section that ejects a second cooling fluid to the rail web portion. The control section individually changes the kinds, the flow rates, and the flow velocities of the first and second cooling fluids while cooling the head portion and the rail web portion.01-19-2012
20120247745COIL FOR REMOVING HEAT FROM A LAMP THROUGH DIRECT CONTACT COOLANT FLOW - A fluoropolymer coil is adapted to be wrapped around a lamp, such as a high intensity discharge (HID) lamp, and adapted to have a coolant, such as water, flowing through the coil. The coil can cool the lamp, provide improved lamp life expectancy, and allow the lamp to be kept closer to a plant canopy when the lamp is used in hydroponic applications, for example. The coil provides direct contact with the lamp to remove heat through conduction while not subjecting the lamp to high temperatures as other units that envelope the lamp. The coil may discourage algae growth while not significantly reducing the light emitted from the lamp and through the coil. The coil is lightweight, requires no cleaning or adjusting or o-ring replacement, and can work with most hoods in the hydroponics industry, not requiring its own special hood or fixture.10-04-2012
20120247744AIR CONDITIONING APPARATUS - The present disclosure describes an air conditioning apparatus comprising an air conditioning case defining an airflow passage, an evaporator accommodated in the air conditioning case, a first blower located at an upstream side of the evaporator creating a first airflow in the airflow passage, a second blower located at an upstream side of the evaporator creating a second airflow in the airflow passage, and a controller electrically connected to the first blower and the second blower. The controller controls the first blower and the second blower based on a target total airflow amount. The first airflow and the second airflow are mixed at the upstream side of the evaporator. The air conditioning apparatus further comprises means for preventing the first airflow from being directed into the second blower.10-04-2012
20100206539AIR CONDITIONER AND METHOD FOR CONTROLLING THE SAME - An air conditioner is provided. The air conditioner includes a heat exchanger which exchanges heat with air by passing a coolant therethrough; and an anti-freeze apparatus which prevents the freeze of water on the surface of the heat exchanger by supplying energy to the heat exchanger. The air conditioner can prevent the freeze of water on the surface of the heat exchanger during its operation, and thus, there is no need to perform a defrost operation during the operation of the air conditioner. In addition, the air conditioner can continuously and efficiently perform an air conditioning function.08-19-2010
20120168139AIR-CONDITIONING APPARATUS - An air-conditioning apparatus includes a heat medium side device with plural pumps for circulating the heat medium related to the heating or the cooling of plural intermediate heat exchangers. Plural use side heat exchangers exchange heat between the heat medium and air. Plural flow path switching valves switch the flow path for supplying the heat medium related to a selected system among the heating media circulating in plural systems to each use side heat exchanger. A relay unit side control device controls the flow path switching valves so as to circulate the heat medium between the use side heat exchanger causing the heat medium to absorb the heat and the use side heat exchanger causing the heat medium to emit the preferentially set heat, when it is determined that it is impossible to perform the heating or the cooling of the heat medium by the intermediate heat exchanger.07-05-2012
20120168138INTEGRATED PUMP, COOLANT FLOW CONTROL AND HEAT EXCHANGE DEVICE - A coolant flow control system includes an integrated pump for delivering an engine coolant to an engine, coolant flow control and heat exchange device. According to the system, coolant flow from the engine is delivered back to the engine after passing through the valve body part and then the heat exchange part in which it passes over the heat exchange part. Systems of the invention are particularly useful with all-electric and hybrid vehicles.07-05-2012
20120318489ENGINE HEAT CONSERVATION SYSTEMS AND METHODS - The systems and methods described herein aim to leverage the high temperature of a vehicle's engine to heat an interior portion of the vehicle. In one embodiment, a heat transfer fluid is pumped through one or more conduits that has a first portion extending through the vehicle's engine. As the fluid flows through the first portion of conduit, the fluid in the conduit is heated by the engine. The heated fluid flows from the first portion of the conduit to a second portion that is proximate an air handler. The air handler may be configured to blow air over the second portion thereby transferring the heat from the fluid to the air. The heated air may then be provided to the interior portion of the vehicle.12-20-2012
20120227953ENERGY-SAVING CENTRAL HEATING AND HOT WATER SUPPLY SYSTEM - An energy-saving heating and hot water supply system includes a main heat exchanger, a circulation pump, a hot water supply heat exchanger and a hot water distributor. The main heat exchanger produces heating water through a heat exchange. The circulation pump circulates the heating water produced in the main heat exchanger so that the heating water is supplied to and collected from each household or floor. The hot water supply heat exchanger produces hot water through a heat exchange between water for hot water supply and the heating water supplied from the main heat exchanger and circulates the produced hot water in a floor coil through the hot water distributor or directly circulates the produced hot water in the floor coil. The hot water distributor receives the heating water and circulates the received heating water in the floor coil provided for each household or floor.09-13-2012
20110226460THERMAL DESIGN POWER INTEGRATION - A heat dissipation device having the ability to communicate heat dissipation information and/or capabilities such as a Thermal Design Power rating.09-22-2011
20120080178ENERGY-EFFICIENT CONTROLLING OF AIR CONDITIONING SYSTEM - An air conditioning system of an at least partly electrically driven vehicle comprises an air conditioning module that controls a temperature inside the vehicle, an air conditioning controller that controls the air conditioning module, and a detector to detect when a vehicle battery is used for driving the vehicle is charged by supplied energy. When the detector detects that the vehicle battery is being charged, the air conditioning controller uses the supplied energy directly to drive the air conditioning module.04-05-2012
20120090826CONDITIONING PLANT - A conditioning plant comprises a general inlet, a general outlet, a circuit which sets the general inlet in fluid communication with the general outlet, a plurality of users arranged on the circuit, and a balancing system. The balancing system comprises a sensor for detecting at least a real value depending on a difference of intensity between upstream and downstream of the users, of at least a physical parameter of the fluid; the balancing system further comprises a flow regulating organ, and a control device connected to the sensor, acting on the flow regulating organ and configured for enabling memorisation of at least a reference value of a same physical parameter of the fluid, comparing the reference value with the real value, commanding the to regulating organ to regulate the fluid internally of the circuit such as to maintain the real value substantially aligned with the reference value.04-19-2012
20130014926DATA CENTER COOLANT SWITCHAANM Iyengar; Madhusudan K.AACI WoodstockAAST NYAACO USAAGP Iyengar; Madhusudan K. Woodstock NY USAANM Parida; Pritish R.AACI FishkillAAST NYAACO USAAGP Parida; Pritish R. Fishkill NY USAANM Schultz; Mark D.AACI OssiningAAST NYAACO USAAGP Schultz; Mark D. Ossining NY US - A data center cooling system is operated in a first mode; it has an indoor portion wherein heat is absorbed from components in the data center, and an outdoor heat exchanger portion wherein outside air is used to cool a first heat transfer fluid (e.g., water) present in at least the outdoor heat exchanger portion of the cooling system during the first mode. The first heat transfer fluid is a relatively high performance heat transfer fluid (as compared to the second fluid), and has a first heat transfer fluid freezing point. A determination is made that an appropriate time has been reached to switch from the first mode to a second mode. Based on this determination, the outdoor heat exchanger portion of the data cooling system is switched to a second heat transfer fluid, which is a relatively low performance heat transfer fluid, as compared to the first heat transfer fluid. It has a second heat transfer fluid freezing point lower than the first heat transfer fluid freezing point, and the second heat transfer fluid freezing point is sufficiently low to operate without freezing when the outdoor air temperature drops below a first predetermined relationship with the first heat transfer fluid freezing point.01-17-2013
20110265982CONTROLLING COOLANT FLOW TO MULTIPLE COOLING UNITS IN A COMPUTER SYSTEM - Operating a computer system includes determining, for each of a plurality of electronic units in a computer system, at least one upcoming process being assigned to a specific electronic unit. An anticipated workload for the specific electronic unit is identified based upon the at least one upcoming process. At least one control signal is generated based upon a plurality of anticipated workloads for the plurality of electronic units. A flow of cooling fluid to each of a plurality of cooling units in the computer system is controlled based upon the at least one control signal. Each of the plurality of cooling units are respectively associated with an electronic unit of the plurality of electronic units.11-03-2011
20130140015HEAT PUMP OPERATION METHOD AND HEAT PUMP SYSTEM - A heat pump operation method includes: obtaining, on a per time unit basis, an amount of the power generated by the power generation device, an amount of the power consumed by the electric load, and surplus power which is a difference between the generated power and the load power; and controlling operation of the heat pump to cause the heat pump to generate heat using power adjusted to follow a per time unit increase or decrease in the surplus power. In the controlling, when an amount of change in the surplus power remains greater than a predetermined threshold value for a given period of time extending back from a present time, an extent to which the power consumed by the heat pump follows the surplus power is reduced.06-06-2013
20120273183COOLANT PUMPING SYSTEM FOR MOBILE ELECTRONIC SYSTEMS - A coolant pumping system for a mobile electronic system includes a coolant reservoir containing a coolant, a heat exchanger member fluidly connected to the coolant reservoir, and a mass moveably mounted to the mobile electronic system. The mass is moved along at least one axis in response to at least one of accelerations and orientation changes of the mobile electronic system. The coolant system further includes a force transfer member operatively connected between the mass and the coolant reservoir. The force transfer member urges the coolant from the coolant reservoir through the heat exchanger member in response to movements of the mass. A gear member is operatively connected between the mass and the force transfer member.11-01-2012
20110232889COMPUTER RACK COOLING USING INDEPENDENTLY-CONTROLLED FLOW OF COOLANTS THROUGH A DUAL-SECTION HEAT EXCHANGER - Embodiments of the present invention include a cooling system and method for cooling a computer rack by circulating liquid coolant through different sections of a rack heat exchanger under separately controlled flow and temperature conditions. In a method according to one embodiment, a first liquid coolant is supplied to a first section of an air-to-liquid heat exchanger. A second liquid coolant is supplied to a second section of the air-to-liquid heat exchanger at a different temperature than the first liquid coolant. Airflow is generated through rack-mounted computer components to the first and second sections of the air-to-liquid heat exchanger. The flow rates of the first and second liquid coolants are independently controlled to enforce a target cooling parameter. The independent operation of the first and second fin tube sections allows for the increased use of un-chilled water without sacrificing heat removal objectives.09-29-2011
20120018139Cooling apparatus for server rack - A cooling apparatus for server rack is disclosed, which is disposed above at least one server rack. The cooling apparatus for server rack includes a fan module disposed at a back end above the least one server rack, a heat exchanger module disposed at a front end above the least one server rack, and an air guide connecting the fan module and the heat exchanger module. A hot air exhausted from the back end of the least one server rack is extracted by the fan module and is sent to the heat exchanger module through the air guide, and the hot air is cooled by the heat exchanger module, and a cool air is exhausted from the front end of the least one server rack.01-26-2012
20120024516Method and Apparatus for Achieving Higher Cooling Rates of a Gas During Bypass Cooling in a Batch Annealing Furnace of Cold Rolling Mills - A method and apparatus to increase the cooling rate of gas used in a batch annealing furnace of cold rolling mills under bypass cooling. The invention makes use of the higher heat transfer capacities of nanocoolants developed by a high-shear mixing of nanoparticles and stabilizers in a basic aqueous medium for cooling heated hydrogen flowing through a heat exchanger during bypass cooling of the batch annealing furnace. The nanofluid is prepared in a nanofluid preparation unit.02-02-2012

Patent applications in class WITH TIMER, PROGRAMMER, TIME DELAY, OR CONDITION RESPONSIVE CONTROL

Patent applications in all subclasses WITH TIMER, PROGRAMMER, TIME DELAY, OR CONDITION RESPONSIVE CONTROL