Match Document Document Title
US20140373560 Internal Heat Exchanger with Integrated Receiver/Dryer and Thermal Expansion Valve  
A HVAC system including a multi-function unit for conditioning and controlling the flow of refrigerant. The multi-function unit may be contained within a housing that houses a receiver/dryer,...
US20150033779 Multi-split Heat Pump for Heating, Cooling, and Water Heating  
A multi-split air or ground source heat pump system designed to provide a residential application with space heating and cooling, along with supplemental hydronic heating and potable water...
US20120210737 Variable Differential and Offset Control for Refrigeration Systems  
A beverage dispensing apparatus is characterized by a beverage dispenser and a refrigeration system for chilling beverage to be dispensed by the beverage dispenser. The refrigeration system has a...
US20150153089 REFRIGERATED CARGO CONTAINER, METHOD FOR COOLING A CARGO, METHOD FOR HEATING A CARGO  
A refrigerated cargo container includes a cargo container and a refrigeration unit. A plurality of refrigerant tubes are in fluid communication with the refrigeration unit and extend along a roof...
US20110289947 Temperature-controlled beverage dispenser  
A temperature-controlled beverage dispenser is disclosed, which provides a cold plate having disposed therein beverage lines and refrigerant lines. The refrigerant lines may be connected to a...
US20150184922 HEAT PUMP CONTROLLER CONFIGURABLE BETWEEN A PLURALITY OF REVERSING VALVE ENERGIZING MODES  
A heat pump controller for use in a heat exchange system including an external heat exchanger, a compressor, a reversing valve, and an internal heat exchanger is provided. The heat pump controller...
US20130283832 REFRIGERATION SYSTEM WITH PURGE USING ENRIVONMENTALLY-SUITABLE CHILLER REFRIGERANT  
Refrigeration systems with a purge for removing non-condensables from an environmentally-suitable chiller refrigerant are provided. The refrigeration systems utilize an environmentally-suitable...
US20140033747 COMPRESSION CONDENSATE CONDITIONING IN THE FLUE GAS CONDENSER  
The invention relates to a method of conditioning a condensate generated in the compression section of a gas purification unit. The invention also relates to system for this method.
US20130205814 HEAT PUMP OPERATION METHOD AND HEAT PUMP SYSTEM  
A heat pump operation method includes: obtaining, on a per time unit basis, generated power, load power, surplus power, and an impact magnitude; and controlling operation of the heat pump to cause...
US20150027143 CABIN EXHAUST AIR HEAT RECOVERY SYSTEM INCLUDING A HEAT PUMP SYSTEM HAVING A NON-FREEZING EVAPORATOR  
A number of variations of the invention may include a product including a cabin exhaust air heat recovery system including a heat pump system having a non-freezing evaporator.
US20110011108 Microprocessor-Controlled Beverage Dispenser  
A microprocessor-controlled beverage dispenser is disclosed, which provides a cold plate having disposed therein beverage lines and refrigerant lines. The refrigerant lines may be connected to a...
US20130091878 COOLING DEVICES AND METHODS FOR USE WITH ELECTRIC SUBMERSIBLE PUMPS  
Cooling devices for use with electric submersible pump motors include a refrigerator attached to the end of the electric submersible pump motor with the evaporator heat exchanger accepting all or...
US20140053583 MECHANICAL SUBCOOLING OF TRANSCRITICAL R-744 REFRIGERATION SYSTEMS WITH HEAT PUMP HEAT RECLAIM AND FLOATING HEAD PRESSURE  
A transcritical R-744 refrigeration system with an energy efficiency ratio of a level comparable to that of refrigeration systems using common refrigerants by mechanically subcooling of the R-744...
US20130298582 REFRIGERANT SYSTEM AND A CONTROL METHOD THE SAME  
A refrigerant system according to an embodiment of the disclosure includes a outdoor heat exchanger performing heat exchange between outdoor air and a refrigerant; a compressor compressing the...
US20100032133 HEAT PUMP WITH INTERCOOLER  
A heat pump refrigerant system is provided with at least two sequential stages of compression. An intercooler is positioned intermediate the two stages. The refrigerant flowing through the...
US20140223934 CONDENSER UNIT  
A condenser unit including a compressor for compressing a refrigerant vapor to provide a superheated refrigerant vapor exerting a head pressure, and a condenser for receiving the superheated...
US20100326099 HIGH-EFFICIENCY HEAT PUMPS  
As discussed herein, a first aspect of the present invention provides a high-efficiency heat pump that includes a frame, as well as a first circuit, a first compressor, a condenser heat exchanger,...
US20080148746 Multi-Function Multichannel Heat Exchanger  
Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and heat exchangers are provided which contain integrated auxiliary cooling loops. The heat exchangers include multiple...
US20110162398 REFRIGERANT POWERED VALVE FOR A GEOTHERMAL POWER PLANT  
A vapor expansion system includes a normally closed pneumatic valve between the evaporator and the turbine inlet, with the valve being selectively actuated by the flow of refrigerant vapor from...
US20150068231 HVAC System with Electronically Controlled Expansion Valve  
A two temperature electronic expansion valve control for variable speed compressors that utilizes a correlation between airflow percentage and heat exchanger pressure drop to control the operation...
US20130298583 Battery Centric Thermal Management System Utilizing a Heat Exchanger Blending Valve  
A method of regulating thermal dissipation from a vehicle battery pack is provided in which a by-pass valve is used to control the amount of battery pack coolant either passing through, or...
US20100326100 REFRIGERANT VAPOR COMPRESSION SYSTEM  
A refrigerant vapor compression system includes a first compression device, a refrigerant heat rejection heat exchanger, an expansion device, a refrigerant heat absorption heat exchanger, a second...
US20110048043 HEAT PUMP  
A heat pump includes an evaporator 10 evaporating water; a steam compressor 1 compressing the vapor generated by the evaporator 10; a vapor supply duct 31 adapted to supply the vapor 30 compressed...
US20140157808 REFRIGERATION SYSTEM CONTROLLED BY REFRIGERANT QUALITY WITHIN EVAPORATOR  
A system for cooling a refrigerant includes (a) an evaporator comprising one or more lengths of tubing each having an upstream first cross-sectional area and a second downstream cross-sectional...
US20090211273 Aircraft air-conditioning unit and method for operating an aircraft air-conditioning unit  
An aircraft air-conditioning unit (10) includes a compressor (18) and a motor (20) driving the compressor (18). A fuel cell system (24) is connected directly to a control unit (22) for controlling...
US20120167602 PRESSURE SPIKE REDUCTION FOR REFRIGERANT SYSTEMS INCORPORATING A MICROCHANNEL HEAT EXCHANGER  
A refrigerant system includes at least one compressor (54, 56) that compresses refrigerant and delivers it downstream to a heat rejection heat exchanger (26). The heat rejection heat exchanger is...
US20120131935 AIR CONDITIONER AND METHOD FOR OPERATING SAME  
An air conditioner according to the present comprises a plurality of chillers which include a compressor, a condenser, a expansion device and an evaporator and supply cold water through water...
US20150204591 Heat Pump Temperature Control  
A heat pump system that can be selectively utilized to discharge excessive heating and cooling capacity toward secondary devices of the system to maintain operation of the heat pump system to...
US20150052918 COMPOSITIONS OF 2,4,4,4-TETRAFLUOROBUT-1-ENE AND 1-METHOXYHEPTAFLUOROPROPANE  
The invention relates to the use of a composition comprising 2,4,4,4-tetra-fluoro-but-1-ene and 1-methoxyheptafluoropropane as a heat transfer fluid. The invention also relates to associated...
US20130174590 ECONOMIZER COMBINED WITH A HEAT OF COMPRESSION SYSTEM  
A refrigeration system having a cooling circuit, a heating circuit, a pressurizing receiver tank circuit, a pilot circuit and a liquid injection circuit wherein the hot gas line includes a...
US20130019620 Helium Management Control System  
A helium management control system for controlling the helium refrigerant supply from a common manifold supplies cryogenic refrigerators with an appropriate helium supply. The system employs...
US20090301701 Use of a Heat Exchanger Tube  
The invention relates to the use of a heat exchanger tube, comprising a copper alloy, which contains the alloying elements [in percent by weight] 0.05-3% Fe, 0.01-0.15% P, and optionally 0.05-0.2%...
US20120167599 COMPOSITION COMPRISING CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE AND TRANS-1,2-DICHLOROETHYLENE, APPARATUS CONTAINING SAME AND METHODS OF PRODUCING COOLING THEREIN  
Disclosed herein is an air conditioning or refrigeration apparatus, and in particular, a chiller apparatus containing a composition comprising 1,1,1,4,4,4-hexafluoro-2-butene and...
US20140000299 Air Conditioner for Refuge Shelter, System and Method  
An air conditioning system for a mine that operates in a mine environment. A condenser. A refuge system for protecting users from a toxic environment. The system comprises a refuge shelter. An...
US20140318160 USE OF TERNARY COMPOSITIONS  
The use of a ternary composition of 2,3,3,3-tetrafluoropropene, 1,1,1,2-tetrafluoroethane and difluoromethane, as a heat-transfer fluid, in compression refrigeration systems with exchangers...
US20150191254 TRANS-CRITICAL CO2 COOLING SYSTEM FOR AEROSPACE APPLICATIONS  
A cooling system includes a first heat exchanger for cooling a refrigerant, an expander configured to receive the refrigerant from the first heat exchanger at least one compressor configured to...
US20130031920 APPARATUS AND METHOD FOR EVALUATING PERFORMANCE OF CENTRIFUGAL CHILLER  
A calculating section 103 calculates a target COP that is a maximum COP that the centrifugal chiller can achieve using an arithmetic expression in which an actual device loss is given as a...
US20140223936 REFRIGERANT MANAGEMENT IN HVAC SYSTEMS  
Generally, management of refrigerant in an evaporator of an HVAC chiller is described. Methods, systems, and apparatuses to manage refrigerant in an evaporator can include one or combination of...
US20150128626 Heating, Ventilation And/Or Air-Conditioning Equipment Comprising A Device For Controlling The Temperature Of A Battery, And Method For Implementing Same  
The invention relates to heating, ventilation and/or air-conditioning equipment (1) including a device (9) for controlling the temperature of a battery (7) of an automobile including at least a...
US20130180272 EXPANSION-VALVE CONTROL DEVICE, HEAT-SOURCE UNIT, AND EXPANSION-VALVE CONTROL METHOD  
The degree-of-opening of an expansion valve is set to an appropriate degree-of-opening regardless of the load and external conditions for a heat-source unit. In a turbo refrigerator including a...
US20120291462 Ejector Cycle Refrigerant Separator  
A system has a compressor. A heat rejection heat exchanger is coupled to the compressor to receive refrigerant compressed by the compressor. An ejector has a primary inlet coupled with heat...
US20130125569 Ejector Cycle  
A system (200; 250; 270) has first (220) and second (222) compressors, a heat rejection heat exchanger (30), first (38) and second (202) ejectors, a heat absorption heat exchanger (64), and a...
US20140360210 ROLLING ELEMENT BEARINGS FOR AN OIL-FREE LIQUID CHILLER  
A refrigeration chiller employs a centrifugal compressor the impellers of which are mounted on a shaft which is itself mounted for rotation using rolling element bearings lubricated only by the...
US20130025299 COMPOSITION COMPRISING 2,3,3,3-TETRAFLUOROPROPENE AND 1,1,1,2-TETRAFLUOROETHANE, CHILLERS CONTAINING SAME AND METHODS OF PRODUCING COOLING THEREIN  
Disclosed herein is a chiller apparatus containing a composition comprising from about 6 to about 70 weight percent 2,3,3,3-tetrafluoropropene and from about 30 to about 94 weight percent...
US20090199579 PROCESS FOR COOLING A STORAGE CONTAINER  
A process for cooling a storage container, in particular a mobile storage container for a cryogenic medium, is described. According to the invention, the following process steps and features are...
US20140165626 USE OF R-1233 IN LIQUID CHILLERS  
This invention relates to the use of chloro-trifluoropropenes as refrigerants in negative-pressure liquid chillers and methods of replacing an existing refrigerant in a chiller with...
US20100326095 USE OF R-1233 IN LIQUID CHILLERS  
This invention relates to the use of chloro-trifluoropropenes as refrigerants in negative-pressure liquid chillers and methods of replacing an existing refrigerant in a chiller with...
US20140144164 Operation Of Transport Refrigeration Systems To Prevent Engine Stall And Overload  
The performance of a transport refrigeration system (12) having a transport refrigeration unit powered by a diesel engine is optimized by matching a capacity output of the transport refrigeration...
US20080216493 MICROCHANNEL COOLING CONDENSER FOR PRECISION COOLING APPLICATIONS  
The present disclosure provides a method, apparatus, and system for a centralized microchannel cooling system in precision cooling applications, such as mission-critical systems with data centers...
US20140116075 METHOD FOR CONTROLLING OPERATION OF A VAPOUR COMPRESSION SYSTEM IN A SUBCRITICAL AND A SUPERCRITICAL MODE  
A method for controlling operation of a vapour compression system (1), and a vapour compression system (1) are disclosed. The vapour compression system (1) comprises a compressor (2), a heat...