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AUTOMATIC CONTROL

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062 - Refrigeration

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Class / Patent application numberDescriptionNumber of patent applications / Date published
062190000 Refrigeration producer 302
062177000 Of external fluid or means 89
062150000 Preventing, removing or handling atmospheric condensate 63
062159000 Selective heating or cooling 49
062157000 Time or program actuator 37
062149000 Withdrawing or adding refrigerant from or to normally closed system 28
062135000 By congealed removable product condition 28
062176100 Humidity sensor 23
062133000 Responsive to vehicle body motion or traction 15
062175000 Diverse, cascade or compound refrigeration-producing system 10
062171000 Gas-liquid contact cooler, fluid flow 5
20090293517REFRIGERATION SYSTEM WITH A CHARGING LOOP - A refrigeration system includes a primary loop that cools a secondary loop that circulates a coolant through a refrigeration load. The secondary loop includes a suction header to receive the coolant from the load, and a discharge header to direct the coolant to the heat exchanger, and a pump to pump the coolant from the suction to the discharge header. A charging loop maintains a pressure of the coolant in the supply header within a predetermined range, and includes an inlet from the discharge header and an outlet to the suction header. A flow nozzle and a valve are located between the inlet and the outlet, and a reservoir of make-up coolant communicates with the flow nozzle. Upon a low pressure condition in the suction header, the valve opens to permit flow of coolant through the flow nozzle to draw in make-up coolant from the reservoir.12-03-2009
20110289951THERMOSYPHON COOLERS FOR COOLING SYSTEMS WITH COOLING TOWERS - In one embodiment, a cooling system may include a thermosyphon cooler that cools a cooling fluid through dry cooling and a cooling tower that cools a cooling fluid through evaporative cooling. The thermosyphon cooler may use natural convection to circulate a refrigerant between a shell and tube evaporator and an air cooled condenser. The thermosyphon cooler may be located in the cooling system upstream of, and in series with, the cooling tower, and may be operated when the thermosyphon cooler is more economically and/or resource efficient to operate than the cooling tower. According to certain embodiments, factors, such as the ambient temperature, the cost of electricity, and the cost of water, among others, may be used to determine whether to operate the thermosyphon cooler, the cooling tower, or both.12-01-2011
20090308090COOLING METHOD AND APPARATUS - An apparatus and method to cool compressors, condensing coils, and similar devices. The compressor or condensing coil is cooled by the delivery of water, which may be ambient temperature or chilled. In one embodiment, the water is delivered to a mesh filter or screen via one or more mist spray nozzles. Water conduits may be integrated with the filter frame. The method to control the delivery of the water is designed to conserve water. The control circuit comprises a microcontroller device which contains programming that receives inputs, including but not limited to, outside ambient air temperature, condenser liquid line temperature, relative humidity and electric current, and uses said inputs to provide a stepwise level of control (“solenoid open time”) of water delivery commensurate with outside air temperature and relative humidity.12-17-2009
20100313584WATER CONSERVATION SYSTEM FOR EVAPORATIVE COOLER - A water conservation system for an evaporative cooler includes one or more probes located proximate to one or more evaporative cooler pads of an evaporative cooler. The probe(s) can detect a resistance level, a humidity level, and or a moisture level associated with the evaporative cooler pad. A controller communicates with the probe(s) and a valve for delivering water to the evaporative cooler pad, wherein the controller automatically turns the valve on or off, depending upon the moisture, resistance and/or humidity detected by the probe(s) in order to conserve water during operations of the evaporative cooler. Sensors can thus be utilized to detect the moisture level, humidity and/or resistance of the pad(s) to control the operation of a water pump for the delivery of water to the pads(s).12-16-2010
20110185756AIR-CONDITIONING APPARATUS - In an air-conditioning apparatus, a heat source side heat exchanger 08-04-2011
062139000 By accumulation on freezing surface, e.g., ice 5
20110107779Frost detecting apparatus, and cooling system and refrigerator having the same - A frost detecting apparatus including a first electrode to generate an electric field in a frost detection region, a second electrode to prevent the electric field from leaking into a frost non-detection region, an insulator arranged between the first electrode and the second electrode, to insulate the first electrode, and a shield arranged around an exposed portion of the insulator, to prevent the electric field from leaking into the frost non-detection region through the exposed portion of the insulator. As the same potential is established at the first and second electrodes, it is possible to prevent electric field from leaking into a frost non-detection region through side surfaces of the first electrode. Accordingly, the electric field is varied only by frost formed in a frost detection region, so that it is possible to more accurately detect formation of frost and the amount of the formed frost.05-12-2011
20110197605Heat exchanger and refrigerant cycle device using the same - A heat exchanger usable as an evaporator in a refrigerant cycle device includes a heat exchanging portion configured to perform heat exchange between refrigerant and air so as to evaporate the refrigerant. A thermal deformation member is provided in en entire range on a surface of the heat exchanging portion, to be deformed bordering on a predetermined temperature when the surface of the heat exchanging portion is frosted to produce ice. The thermal deformation member is deformed by a temperature change between a first temperature lower than the predetermined temperature and a second temperature higher than the predetermined temperature, to cause distortion between the surface of the heat exchanging portion and the ice when the ice is attached to the surface of the heat exchanging portion. Thus, the ice attached to the surface of the heat exchanging portion can be effectively removed while heat energy for removing the ice can be reduced.08-18-2011
20090235679OPTICAL FROST DETECTOR WITH GAS BLOW OFF - A frost detector, system, and method for controlling frost formation on the evaporator of a device operating in a refrigeration cycle by initiating defrost cycles when frost is optically detected. The system includes apparatus for delivering gas at a volume and velocity sufficient to remove residual water and debris from the frost detector of the system that might degrade performance if not removed. When frost is detected, a signal is sent to a controller which activates a defrost cycle.09-24-2009
20110100039ICE-FULL STATE DETECTING APPARATUS AND REFRIGERATOR HAVING THE SAME - An ice-full state detecting apparatus and a refrigerator having the same are disclosed. The refrigerator including an ice-full state detecting apparatus includes: a refrigerator body including a cooling chamber; a cooling chamber door to open and close the cooling chamber; an ice maker installed at the cooling chamber or at the cooling chamber door; an ice storage container to store ice made by the ice maker; and the ice-full state detecting apparatus to detect an ice-full state of the ice storage container, wherein the ice-full state detecting apparatus includes: a ice-full state detecting sensor to detect an ice-full state of the ice storage container; a sensor heater to heat the ice-full state detecting sensor; a detecting unit to detect whether the ice-full state detecting sensor is in contact with external air; and a controller to control the operation of the sensor heater based on the detection result of the detecting unit. The ice-full state detecting sensor can be restrained from being frosted to thus prevent degradation of detection performance of the ice-full state detecting sensor. In addition, power consumption required for a defrosting operation can be reduced.05-05-2011
20110094250 REFRIGERATION INSTALLATION FOR COOLING AT LEAST ONE PIECE OF FURNITURE AND/OR A WALK-IN COOLER, AND FOR HEATING AT LEAST ONE ROOM OF PREMISES, AND AN AIR HEAT EXCHANGER FOR SUCH AN INSTALLATION - The air exchanger comprises at least one tubular circuit for evaporating a refrigerant and thermally conducting fins (04-28-2011
062172000 Air compessor, cooler and expander 5
20120180509LOW PRESSURE BLEED ARCHITECTURE - A bleed air conditioning system within an aircraft including a low-pressure bleed air line and a high-pressure bleed air line. The system includes an air-to-air heat exchanger and an un-cooled bleed air line to connect the air-to-air heat exchanger to the low-pressure bleed air line and the high-pressure bleed air line. The un-cooled bleed air line carries a flow of un-cooled bleed air from at least one of the low-pressure bleed air line and the high-pressure bleed air line to the air-to-air heat exchanger. The system also includes a cooled bleed air line connected to the air-to-air heat exchanger for carrying cooled bleed air from the air-to-air heat exchanger and a low-pressure bypass line connecting the low-pressure bleed air line to the cooled bleed air line, bypassing un-cooled bleed air from the low-pressure line around the air-to-air heat exchanger to the cooled bleed air line.07-19-2012
20120192580Apparatus and Methods for Regulating Material Flow Using a Temperature-Actuated Valve - One embodiment of the present invention is a gas discharge system utilizing a temperature-actuated valve. The temperature-actuated valve uses a temperature-measuring device to sense the temperature of the natural gas after it pass through an expansion valve and after leaving a heat exchanger inside the discharge station. This temperature-measuring device sends a signal to a valve that is automatically actuated. If the temperature of the gas is too low, the valve is tightened, increasing the residence time in the heat exchanger and increasing the gas temperature. If the gas temperature is too high, the valve is opened, reducing the residence time in the heat exchanger, decreasing gas temperature. Using this temperature-actuated valve to control the temperature of a wet gas discharge station is also disclosed.08-02-2012
20080264084PRESSURIZED CLOSED COOLING SYSTEM - An aircraft air conditioning system includes an air supply system (engine bleed or cabin air compressor taking ambient air and pressurizing it at or above cabin pressure) and a cooling system (air cycle or vapor cycle cooling packs to reject heat outside the vessel). These systems can exist as independent systems or combined into a single unit. Air supply and cooling are powered from either engine bleed air or electric power. In order to increase the airflow through the cabin, some cabin air is re-circulated and mixed with fresh air from the air supply system.10-30-2008
20080196425Method for evaluating refrigeration cycle performance - The present invention discloses a method for field testing refrigeration cycle equipment to evaluate condenser and evaporator performance.08-21-2008
20130133348BLENDED FLOW AIR CYCLE SYSTEM FOR ENVIRONMENTAL CONTROL - An aircraft air provision system includes a power turbine that receives bleed air at a first pressure and provides rotational energy to a shaft and outputs output air at an intermediate pressure. The system also includes a compressor coupled to the shaft that receives input air at a second pressure that is lower than the first pressure and outputs compressed air having a pressure equal to the intermediate pressure and a mix chamber coupled to outputs of both the power turbine and the compressor where the output air and the compressed air are mixed. The system also includes a cooling turbine coupled to the shaft and that is in fluid communication with an output of the mix chamber.05-30-2013
062141000 Of closed system sorbent type 4
20080229768Air Conditioner for Vehicle - A controller (09-25-2008
20110314850THIN-WALLED SELF-SUPPORTING CUBOID VACUUM CONTAINER FOR SORPTION MACHINES, ESPECIALLY ADSORPTION MACHINES - The invention regards a self-supporting, substantially cuboid vacuum container which is particularly thin-walled, and the use thereof especially for adsorption devices.12-29-2011
20100192603Method for Calculating and Adjusting the Concentration of Absorbing Fluid in an Absorption Air Conditioning Device, and Absorption Air Conditioning Device for Implementing Said Method - The invention relates to an absorption air conditioner that comprises a desorber (08-05-2010
20120085111ADSORPTION REFRIGERATOR WITH THERMOSTATIC CONTROL - An adsorption type refrigerator with thermostatic control includes a first vacuum chamber, a second vacuum chamber, a third vacuum chamber, and a passage structure. The first vacuum chamber accommodates a first adsorption bed, a first condenser, and a first evaporator, and the second vacuum chamber accommodates a second adsorption bed, a second condenser, and a second evaporator. The third vacuum chamber contains a third evaporator. The passage structure guides hot water into the first adsorption bed and guides cold water into the second adsorption bed simultaneously, or guides the cold water into the first adsorption bed and guides the hot water into the second adsorption bed simultaneously. According to the ambient temperature or the temperature of ice water produced by the adsorption refrigerator, the cold water is stopped being guided into the first or the second adsorption bed timely, thereby ceasing the refrigeration temporarily and achieving the thermostatic control.04-12-2012
062161000 With correlated manual or external operator and condition sensing means, e.g., cutoff or reset 4
20090007576Methods and Systems for a Torque-Based Air Conditioning Cut-Out Control - The present disclosure adjusts an air conditioner (A/C) compressor load responsive to the available torque to provide a compromise between A/C system and vehicle performance. The maximum available torque is monitored in real-time, and it is determined if there is enough torque to keep the A/C on for a fixed displacement compressor or how much the compressor displacement can be destroked through a current control for a variable displacement compressor. In an exemplary embodiment, an engine control unit (ECU) broadcasts the maximum available torque at a flywheel based on sensor readings and calculations. Accordingly, this broadcast enables a determination of whether there is enough torque available to maintain the A/C system in a controlled manner. Advantageously, the present disclosure avoids an abrupt turn-off or turn-on of the A/C system. Rather, the present disclosure maintains the A/C system in a controlled manner providing improved vehicle driveability.01-08-2009
20110016897AIR CONDITIONING-HOT WATER SUPPLY COMBINED SYSTEM - There is provided a heat pump apparatus bringing heating water to a high temperature by connecting one or a plurality of load-side units to one heat source-side unit. The air conditioning-hot water supply combined system (heat pump apparatus) includes a heat source-side unit equipped with an air conditioning compressor, a four-way valve, and an outdoor heat exchanger; and the load-side units equipped with an air conditioning throttle, an indoor heat exchanger, a second compressor, a second load-side heat exchanger, and a second flow rate control unit. Here, a main circuit is configured by sequentially connecting the air conditioning compressor, the four-way valve, the outdoor heat exchanger, the air conditioning throttle, and the indoor heat exchanger, using a high-pressure side connection piping and a low-pressure side connection piping. On the other hand, a load-side refrigerant circuit is configured by sequentially connecting the second compressor, a second load-side heat exchanger second load-side heat exchanger, the second flow rate control unit, and the indoor heat exchanger using a load-side refrigerant piping.01-27-2011
20110239670Method For Managing Access To A Confined Space With Renewal Of The Atmosphere By Means Of Forced Ventilation/Extraction And The Use Of Physical Barriers That Can Be Opened In A Variable And Controlled Manner - A method for managing access to a confined space which is cooled by the direct injection of a cryogenic fluid, comprising at least one system for closing the confined space, which can prevent access to said confined space and can be opened/closed to a variable and controllable degree, and a data acquisition and processing device. The device can: control the open or closed state of the closure system; set and control the degree to which the closure system is open/closed; ensure that a time delay (TP) is respected every time the closure system is closed, after which time delay the injection of cryogenic fluid into the space resumes; and, at the request of a user, implement the cycle for opening the closure system. The device determines the time that has elapsed (TE) in the closed position since the last closure cycle of the closure system and compares TE to TP. If TE=TP the device immediately authorizes the opening of the closure system. If TE>TP the device authorizes the opening of the closure system after a predefined waiting time.10-06-2011
20130145786COOLING AND HOT WATER SUPPLY SYSTEM AND COOLING AND HOT WATER SUPPLY METHOD - A combined air-conditioning and hot water supply system simultaneously executes the cooling operation of a use unit and the hot water supply operation of a hot water supply unit, wherein the combined air-conditioning and hot water supply system operates in a cooling priority mode when the temperature differential ΔT06-13-2013
062173000 Of external fluid reheating 1
20080196426System Reheat Control by Pulse Width Modulation - A refrigerant system is provided with a reheat circuit. A pulse width modulation control is provided to achieve variable reheat capacity and thus to satisfy a wide spectrum of temperature and humidity levels in an environment conditioned by a refrigerant system. The pulse width modulation signal provided for the reheat flow control device achieves incremental amounts of reheat while avoiding temperature and humidity variations in the conditioned space.08-21-2008
062165000 Solidified gas 1
20090019869System and method for vapor control in cryogenic freezers - A cryogenic freezer with cryogenic vapor control is disclosed. The cryogenic freezer is characterized in that the vapor control system is adapted to control the speed of the transition fan which moves some of the cryogen from a first cryogenic freezer to a second freezer in response to differences between the temperature of the process room, operating temperature of the cryogenic freezer; and a temperature of the exhaust. By adjusting the transition fan speed in response to such temperature differences the vapor control system operates to limit the flow of air from the process room into the freezer and also limits cryogen vapor flow from the freezer to the process room.01-22-2009
062174000 Trapping and discharging refrigerant batches 1
20100269523MOUNTING OF PRESSURE RELIEF DEVICES IN A HIGH PRESSURE REFRIGERATION SYSTEM - A plurality of pressure relief devices are disposed within a refrigeration circuit, and each of the pressure relief devices is located within a compartment that fluidly communicates with the ambient air. Each of the pressure relief devices is oriented so that the release of high pressure vapor therefrom is directed to a rear wall of the compartment. Further, a four sided cover is disposed over each of the pressure relief devices so as to partially contain any released vapor and allow it to be discharged in one direction only.10-28-2010
062169000 Vacuumized chamber with open outlet 1
20080302114STORAGE SYSTEMS - A system for storing articles can have at least two operating modes. In the first mode, gases are evacuated from the system whereby the articles are stored at a pressure less than the pressure at the exterior of the system. In the second mode, gases are evacuated while the system is open to the admittance of gases from the exterior of the system whereby the articles are ventilated by the admitted gases. The system also can have a third operating mode wherein both the first and second modes are rendered inoperative. The storage system can function so that when the articles are stored in the first mode, gases are intermittently removed from the system whereby the pressure at which the articles are stored is maintained at less than the pressure at the exterior of the system. The storage system can be located in a refrigeration appliance such as a household refrigerator.12-11-2008
Entries
DocumentTitleDate
20130025309ENERGY-SAVING HOT WATER-HEATING DEVICE AND SYSTEM APPLICABLE TO THE SAME - An energy-saving hot water-heating device includes a coolant circulation coil pipe, a plurality of heating pipes fixed in the coolant circulation coil pipe, communicating pipes connected between the heating pipes, and a running water channel formed between the heating pipes and heat-dissipating pipes. The coolant circulation coil pipe is connected to an air conditioning system. The heating pipes are connected to a water source. Water in the running water channel is heated up by waste heat generated by the coolant circulation coil pipe to produce household or industrial hot water. A system applicable to the energy-saving hot water-heating device includes an automatic circulation water tank, a hot water canister, and a heating boiler, to heat up cool water in the automatic circulation water tank and then store resultant hot water in the hot water canister.01-31-2013
20090193825VEHICLE AIR-CONDITIONER CONTROL SYSTEM - A vehicle air-conditioner control system according to the present invention activates an air conditioner in response to a command from an air-conditioner remote controller before a passenger is onboard, controls the air conditioner based on a heat load detected by a heat load detector, controls the air conditioner to be set in a silent mode so as not to make the passenger feel uncomfortable due to an air-conditioning wind when a passenger-proximity determiner determines that the passenger is proximate to the vehicle.08-06-2009
20130074534MULTI-STAGED WATER MANIFOLD SYSTEM FOR A WATER SOURCE HEAT PUMP - One aspect, as provided herein, is directed to a multi-stage fluid control system for a fluid source heat pump system. This embodiment comprises compressors configured to operate as separate, heat exchange stages, condensers each being fluidly coupled to at least one of the compressors by refrigerant tubing and having intake ends coupled together by a fluid intake manifold. This embodiment further includes output conduits coupled to each of the condensers and that are couplable to a distal location. Further included is a modulating valve control system interposed the output conduits. The modulating valve control system is configured to stage a flow of fluid through the condensers based on a number of operating compressors.03-28-2013
20090120111Remote Diagnostics and Prognostics for Refrigerant Systems - There is provided a refrigerant system including a plurality of components for regulating operational parameters of the refrigerant system, at least one transducer connected to the refrigerant system for monitoring the operational parameters of the refrigerant system, and a controller. The controller is remotely connected to the at least one transducer and to at least one component of the plurality of components for at least periodically receiving parameter information from the at least one transducer to monitor the operational parameters and determine, based on variations in at least one parameter of the operational parameters, whether a condition exists in the refrigerant system that requires corrective action. The corrective action may include moving the refrigerant system to a lighter mode of operation by unloading or even shutting down some of the refrigerant system components. There is also provided a method for monitoring the refrigerant system.05-14-2009
20090094999Apparatus for cooling systems - Apparatus for detecting the escape of a fluid from a cooling system having a passage (04-16-2009
20110308263INFORMATION TRANSFER SYSTEM FOR REFRIGERATION AIR-CONDITIONING APPARATUS - An information transfer system for a refrigeration air-conditioning apparatus in which one or more heat-source units for the refrigerating/air conditioning apparatus, one first relay unit, and one or more second relay units are connected by refrigerant piping, and the second relay units and one or more indoor units are connected by water piping, wherein communications are performed discretely between a pair of the heat-source unit and the first relay unit, a pair of the first relay unit and the second relay units, and a pair of the second relay units and the indoor units through transmission lines respectively.12-22-2011
20100089080Thermal Storage Air Conditioner - The present invention relates to air conditioners, and more particularly, to a thermal storage air conditioner in which a cold heat is produced and stored in a tank during night time for using the cold heat during day time for cooling a room. For this, the thermal storage air conditioner includes an outdoor unit having an outdoor heat exchanger for making heat exchange, and at least one compressor for compressing refrigerant, an indoor unit having a plurality of indoor heat exchangers for making heat exchange, a thermal storage unit for storing energy, the thermal storage unit having a plurality of thermal storage heat exchangers for making heat exchange, and a functional unit having a plurality of valves for selective control of refrigerant flows among the outdoor unit, the indoor unit and the thermal storage unit according to an operation mode, and a valve controller for making a unitary control of operation of the valves.04-15-2010
20090133417Vehicular Air Conditioning System and Air Conditioning Method - When there is a command for pre-air conditioning to be performed, an inlet switches to an inside air recirculating mode and a compressor and a blower fan are driven to blow air that was drawn in toward a lower portion in a vehicle cabin (05-28-2009
20120023986REFRIGERATOR - A refrigerator includes a heat transfer unit, which transfers heat generated from a machine room within a refrigerator main body to a periphery of a home bar so as to remove dew formed at the periphery of the home bar, and an insulating unit for surrounding an outer circumference of the heat transfer unit. The refrigerator further includes a heating unit installed to be thermally conductive with the heat transfer unit, and a non-conductive cover for covering the heat transfer unit and the heating unit. Consequently, waste heat generated from the machine room, other than a separate power supply unit, can be used to prevent dew formation at the periphery of the home bar, so as to remarkably reduce power consumption.02-02-2012
20080271469Automated ice transport device and method - An automated ice transport device and method that can service one or more remote locations is provided. When ice is needed, the container is automatically filled, and then is transported mechanically along a predetermined pathway to the ice storage device in need, where the ice is dispensed therefrom. The container is returned to the source of ice following the predetermined pathway, remaining there until ice is needed at a location.11-06-2008
20120291466Modular chiller system and method for retrofit - A Modular Chiller System integrated into a single Standalone Rack Assembly having vertically positioned air intakes, heat exchanger, and an air deflector is disclosed. The orientation of the components in the Standalone Rack Assembly allows for maximum heat exchange from a rack of hot food items positioned coextensively to the Chiller System. Hot air from the food rack is received through the air intakes into the heat exchanger where chilled air is recirculated outward through said frame assembly. The Chiller System is portable and can be retrofitted to existing walk-in cooler configurations.11-22-2012
20090165479SOLAR POWERED VENTILATION SYSTEM FOR AUTOMOBILE - A solar powered ventilation system using a blower of an air conditioner in an automobile is disclosed. The blower is driven by a solar generator mounted on a roof of the automobile. A relay is arranged between the solar generator and the blower for switching on/off. The relay is controlled by a controller. A thermosensor is connected to the controller for detecting inside temperature of the automobile. The controller controls the relay to switch on and controls the air conditioner into an external circulation mode when the automobile is choked and the inside temperature exceeds a threshold temperature.07-02-2009
20080264080Environmental control unit for harsh conditions - A method of controlling an air conditioning system of the type having a variable capacity compressor circulating refrigerant through a condenser, an expander, an evaporator and returning to the compressor. Sensors are disposed to sense a refrigerant condition selected from one of pressure and temperature on one or both the compressor high pressure and low pressure side; and, in the event of an overload condition, the sensors generate a control signal that effects operation of an actuator for moving a member in the compressor to vary the compressor capacity to the lowest capacity output. Alternatively, the generated control signal may vary the compressor speed.10-30-2008
20080264081Exhaust gas recirculation cooler having temperature control - A cooling system for cooling a gas flow is provided having a heat exchanger heat exchanger with a plurality of chambers through which a coolant may flow. The system also has a plurality of chamber valves, wherein each of the plurality of chamber valves is configured to selectively control fluid flowing through an associated one of the plurality of chambers. In addition, the system has at least one gas sensor situated to sense a parameter indicative of a temperature of a gas flowing through the heat exchanger. The system further has a controller configured to actuate at least one of the plurality of chamber valves to prevent the flow of coolant through at least one of the plurality of chambers when the gas temperature is below a threshold temperature.10-30-2008
20090183519Cooling System, Control Device, and Control Program - A cooling system is provided in which an integrated controller 07-23-2009
20090056350BIMETALLIC HEAT SINK AIR DEFLECTORS FOR DIRECTED AIRFLOW FOR IMPROVED THERMAL TRANSFER AND DISSIPATION - A cooling apparatus, includes: one or more bimetallic deflectors attached to a mounting post, the mounting post configured for mating engagement with a protrusion of a heat sink, such that the one or more bimetallic deflectors are in thermal contact with the protrusion when the mounting post is engaged therewith; wherein the bimetallic deflectors are configured to deflect in response to thermal energy conducted from the protrusions so as to change a direction of airflow incident thereupon.03-05-2009
20090100848ELECTRONIC DEVICE COOLING SYSTEM AND ELECTRONIC DEVICE COOLING APPARATUS - An electronic cooling apparatus has a cabinet which is open at the front and rear sides thereof and accommodates plural electronic devices each having a fan, and a rear door which is provided with an evaporator. Air blown by the fan is cooled by the evaporator and then returned to a room. An expansion valve and control. A drain pan with an extension portion having hole portions through which refrigerant pipes extend is provided. A drain hose discharges drain water from the drain pan. An exhaust heat temperature detecting unit and a control for controlling the refrigerant supply to the evaporator are provided. When the exhaust heat temperature is equal to or less than a set exhaust temperature, the controller stops the refrigerant supply to the evaporator. When the exhaust heat temperature exceeds the set temperature, the controller starts the refrigerant supply.04-23-2009
20090165478LOW VOLTAGE BUS FOR AN APPLIANCE - According to an aspect of the present invention a control system for an appliance includes a plurality of peripheral devices and a plurality of sensors and a controller. A first communications/DC power bus is coupled to the plurality of sensors and peripheral devices and coupled to the controller. A second communications/ac power bus is coupled to the plurality of sensors and peripheral devices and coupled to the controller. Wherein the controller is configured to receive data from the sensors over the either communications bus and transmit control operations to the peripheral devices based on the data.07-02-2009
20100064704REFRIGERATING APPLIANCE COMPRISING AN ICE-MAKING MACHINE - A refrigerating appliance is provided that includes an inner compartment for storing refrigerated or frozen goods, a cold generator, a refrigerating appliance control system for operating the cold generator, a mains connection for supplying the cold generator and the refrigerating appliance control system with an electrical voltage, and an ice-making machine arranged in the inner compartment. The ice-making machine includes its own control system for its own operation, which controls all functions of the ice-making machine independently of the refrigerating appliance control system. A connection is also provided from the ice-making machine and the ice-making machine control system to the mains connection of the refrigerating appliance.03-18-2010
20110072838ON-BOARD WATER ADDITION FOR FUEL SEPARATION SYSTEM - A fuel delivery system for an internal combustion engine including a fuel tank, a membrane dividing the fuel tank into at least a first and second portion, the membrane preferentially diffusing a substance from a mixture, the substance having an increased knock suppression relative to the mixture, and a controller adjusting delivery of condensed water to the tank responsive to an operating condition.03-31-2011
20110061411Linear Compressor - The present invention relates to a linear compressor, and more particularly, to a linear compressor which supplies a necessary cooling capacity through a natural cooling capacity modulation and a forcible cooling capacity modulation, and a cooling system using the same. The linear compressor according to the present invention includes a compression space into which refrigerant is sucked, a movable member which linearly reciprocates to compress the refrigerant sucked into the compression space, one or more springs which are installed to elastically support the movable member in a motion direction of the movable member, a motor unit which includes a motor and a capacitor connected in series to the motor so as to make the movable member linearly reciprocate, and a motor control unit which performs a natural cooling capacity modulation according to a load by reciprocation of the movable member.03-17-2011
20110132010System for Freezing Ice Cream - A system or producing ice cream includes a brine tank configured to cool a brine solution, and a freezer which includes a brine conduit and an ice cream mixing tank. The brine conduit is disposed around the ice cream mixing tank such that the brine solution is in thermal contact with the ice cream mixing tank for removing heat from content in the ice cream mixing tank. The system further includes a device for measuring a property of the brine solution flowing out of the freezer, and a baffle disposed in a brine outlet line for regulating the flow of the brine solution therethrough in response to the measured property of the brine solution.06-09-2011
20110185754AIR-CONDITIONING APPARATUS - To provide an air-conditioning apparatus that is safer and has small conveying power for such as water at the indoor unit side can be made small. It is characterized in that a compressor 08-04-2011
20120036876HEAT PUMP SYSTEM - A heat pump system includes a heat source unit having a variable-capacity compressor and a heat-source-side heat exchanger that functions as an evaporator for a refrigerant, and a plurality of usage units connected to the heat source unit and having usage-side heat exchangers that function as radiators for the refrigerant. The operating capacity of the compressor is controlled to bring the discharge pressure of the compressor, or a state quantity equivalent to the discharge pressure, to a first target value. The first target value is determined based on an equivalent target value equivalent to a usage temperature required in individual usage units.02-16-2012
20120042671Refrigerator - A refrigerator in which a right door that a user more frequently opens has a width less than that of a left door and a dispenser and a display unit are mounted at the center of a front surface of the refrigerator, resulting in enhanced usability. In the refrigerator, furthermore, a door handle is hidden and a drawer type storage container is installed below the dispenser and the display unit to enhance usability of the refrigerator.02-23-2012
20120060530AIR CONDITIONER - It is an object of the present invention to provide an air conditioner for inhibiting noise increase and heating performance degradation due to frost attachment onto an outdoor heat exchanger. In an air conditioner (03-15-2012
20120000225AIR CONDITIONER - An air conditioner includes a compressing element, a refrigerant cooler, an expansion element, a refrigerant heater, a magnetic field generating part, a circulation volume rate ascertaining part and a control unit. The magnetic field generating part generates a magnetic field in order to perform inductive heating. The circulation volume rate ascertaining part ascertains a circulating refrigerant volume rate. The control unit performs magnetic field output control when the circulating refrigerant volume rate ascertained by the circulation volume rate ascertaining part has increased. When this control is performed the magnetic field generating part is caused to generate a magnetic field, the magnetic field generated by the magnetic field generating part is increased, or the upper limit of the strength of the magnetic field generated by the magnetic field generating part is increased.01-05-2012
20120000224AIR CONDITIONER - An air conditioner executes a heating operation using at least a high pressure refrigerant, and includes a refrigerant circuit configured to execute a vapor compression refrigeration cycle. The refrigerant circuit includes a convective heat exchanger, a radiant heat exchanger, an open/close valve and a check valve. The convective heat exchanger executes heat exchange between the high pressure refrigerant flowing inside and an air flowing towards outside. The radiant heat exchanger heats a predetermined member using the high pressure refrigerant flowing inside to cause the predetermined member to emit a radiant heat. The open/close valve is disposed upstream of the radiant heat exchanger in order to block a flow path of the high pressure refrigerant flowing towards the radiant heat exchanger during the heating operation. The check valve is disposed between the radiant heat exchanger and the open/close valve.01-05-2012
20110154838HEAT EXCHANGE SYSTEM - A modular heat exchange system having a refrigerant system for cycling a refrigerant through a compressor, a condenser, an expansion valve, and an evaporator, a heat source circulation system which circulates a heat exchange fluid between a heat source and the evaporator, a heat sink circulation system which circulates a heat absorption fluid between a heat sink and the condenser, a heat exchanger for exchanging thermal energy between one of the heat exchange fluid or the heat absorption fluid; and a neutral tank, wherein the one of the heat exchange fluid or the heat absorption fluid is deposited in the neutral tank upon returning from the heat exchanger.06-30-2011
20120117993VEHICLE AIR CONDITIONING DEVICE - A vehicle air conditioner (05-17-2012
20100175397AIR CONDITIONER - An air conditioner includes a cabinet positioned on an indoor ceiling. The air conditioner also includes a front panel that is coupled to the cabinet and has an air inlet. The air conditioner further includes a suction panel coupled to the front panel and configured to move to open or close the inlet. In addition, the air conditioner includes a sensor unit positioned on the suction panel, configured to detect a position of an indoor person, and configured to move downward with respect to the suction panel in response to an operation instruction.07-15-2010
20120240608AIR-CONDITIONING CONTROL APPARATUS - An air-conditioning control apparatus performs detailed determination of the operating conditions of an air-conditioning apparatus, and performs efficient air-conditioning control such that power distribution is changed based on the detailed determination, in order to improve the comfort of occupants under a limitation on air-conditioning, thereby balancing ensuring the range with ensuring the comfort of the occupants. The air-conditioning control apparatus calculates usable power amounts for a cooling unit and a heating unit, and drives the cooling unit and the heating unit based on drive limit values. It allocates power amounts calculated for the condition of the battery and the vehicle drive, that can be allocated to the air-conditioning equipment, to the cooling unit and the heating unit according to an air-conditioning state that is set automatically or manually, thereby enabling necessary heating and cooling to be used to its full extent even during limitations on air-conditioning.09-27-2012
20110232308AIR CONDITIONER - An air conditioner that can perform defrosting efficiently while heating or the like is continued even if the air conditioner is configured by one outdoor unit is obtained. In an air conditioner in which an outdoor unit having a compressor that pressurizes and discharges a refrigerant, a plurality of outdoor heat exchangers that exchange heat between outside air and the refrigerant, and a four-way valve that switches a channel on the basis of an operation form and a plurality of indoor units, each having an indoor heat exchanger that exchanges heat between the air in a space to be air-conditioned and the refrigerant and an indoor throttle device are connected by a pipeline so as to configure a refrigerant circuit, a bypass pipeline that divides the refrigerant discharged from the compressor so as to allow the refrigerant to flow into each of the outdoor heat exchangers connected in parallel by a pipeline, a plurality of outdoor third opening/closing valves that pass or shut off the refrigerant from the bypass pipeline to each of the outdoor heat exchangers, and a plurality of outdoor second opening/closing valves that pass or shut off the refrigerant from the indoor unit to each of the outdoor heat exchangers are disposed in the outdoor unit.09-29-2011
20130174593HEAT EXCHANGING SYSTEM - In an air conditioning system, a compressor, a condenser, and an indoor unit that functions as an evaporator during cooling, are provided in a circulation pathway of a refrigerant, in respective order during cooling. An additional heat exchanger is provided in the circulation pathway at a point that during cooling is between the condenser and the indoor unit. The additional heat exchanger is contained within a tank of a cooling device. The cooling device performs cooling of the additional heat exchanger by supplying water into the tank. Quantity of water supplied into the tank is controlled through open/close control of a control valve.07-11-2013
20080216496Kennel Bed Chillers - Disclosed is a system for controlling the temperature of a series of interconnected kennels. The system includes a primary reservoir and supply and return lines for delivering a refrigerant to the series of kennel beds. Each of the kennels includes a flexible bed for supporting the animal and an interior chamber which is adapted to receive a volume of the refrigerant. Thus, the refrigerant, by way of the supply and return valves, is continuously supplied to the beds to provide a pleasing temperature for the animal.09-11-2008
20100307178MODULAR HEATING, VENTILATING, AIR CONDITIONING, AND REFRIGERATION SYSTEMS AND METHODS - A modular air conditioning (AC) system including one or more AC modules is provided. The AC modules may be adapted to function individually or cooperatively as part of a modular system. The AC modules may be further adapted to connect in a variety of advantageous ways to facilitate the supply of conditioned air to a variety of downstream applications.12-09-2010

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