Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 7 - Compression machines, plant, or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
Patents for F25B 7 - Compression machines, plant, or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit (1,593)
05/2010
05/25/2010US7721559 Multi-type air conditioner and method for controlling the same
05/25/2010US7721558 Multi-air conditioner and group-unit control method thereof
05/13/2010US20100121495 Variable evaporator water flow compensation for leaving water temperature control
05/12/2010EP2184563A1 Air-conditioning and water-heating complex system
05/06/2010US20100107659 Fixed and variable refrigerant metering system
05/05/2010CN101701754A Compound high-temperature special air conditioner
05/05/2010CN101052847B Compressor diagnostic and protection system
04/2010
04/29/2010US20100101273 Heat Pump for High Purity Bottom Product
04/27/2010US7703296 Dual cooling mode air conditioner for normal or rapid cooling
04/22/2010WO2010043829A2 Heat pump
04/15/2010WO2010042272A1 Refrigeration capacity banking for thermal cycling
04/08/2010US20100083691 Refrigeration capacity banking for thermal cycling
04/01/2010US20100077788 Cascading air-source heat pump
03/2010
03/31/2010CN101688752A Method and apparatus for cooling a hydrocarbon stream
03/25/2010WO2010032733A1 Refrigeration device
03/25/2010US20100071384 Refrigeration systems and methods for connection with a vehicle's liquid cooling system
03/25/2010DE102008047753A1 Refrigerating system i.e. transportation refrigerating system, for use in vehicle, has cascade heat exchanger for accommodating heat from medium surrounding heat exchanger or delivering heat to medium surrounding heat exchanger
03/24/2010EP2165138A2 Method and apparatus for cooling a hydrocarbon stream
03/24/2010CN201429261Y Cascade refrigeration system
03/18/2010WO2009103469A3 Refrigerating system and method for operating the same
03/18/2010US20100064700 Refrigerant System Oil Accumulation Removal
03/18/2010US20100064699 Refrigeration-generation solar unit for an air-conditioning system, heat-generation solar unit, corresponding devices and corresponding control method
03/17/2010EP2162686A1 Refrigerant system with cascaded circuits and performance enhancement features
03/11/2010US20100058781 Refrigerant system with economizer, intercooler and multi-stage compressor
03/10/2010CN201421221Y R404A/CO2 secondary refrigerant
03/10/2010CN201421220Y R404A/CO2 cascade low-temperature refrigeration system
03/04/2010WO2010024178A1 Heat source system and control method therefor
03/04/2010WO2009100501A8 Process fluid thermal management with a supplementary cooling system
03/04/2010US20100051229 Air conditioning system
03/02/2010US7669432 Evaporator pressure regulator control and diagnostics
02/2010
02/25/2010US20100043476 Cooling Device Having Three Temperature Zones
02/11/2010WO2010016842A1 Power and refrigeration cascade system
02/10/2010CN201401880Y Supermarket combined system integrating cooling, heating, food refrigeration and hot water supply
02/04/2010US20100024444 Heat recovery system for a turbomachine and method of operating a heat recovery steam system for a turbomachine
02/04/2010US20100024443 Heat recovery system
01/2010
01/21/2010US20100017037 Capacity modulation compressor and air conditioning system having the same
01/20/2010CN201387174Y Two-stage ultra-high temperature heat pump unit
01/06/2010CN100578114C Freezing device
01/06/2010CN100578113C Semimultiplex type heat pump cold supply and heat supply method and air conditionging system
01/05/2010US7640756 Lyophilization unit with liquid nitrogen cooling
12/2009
12/31/2009US20090320508 Dual compressor cooler
12/31/2009US20090320503 Cogeneration system
12/30/2009EP1315940B1 Cascade refrigeration system
12/30/2009CN201373568Y Ultra-low temperature water heater capable of being used under 25 DEG C below zero
12/30/2009CN101617181A Dual-circuit chiller with two-pass heat exchanger in a series counterflow arrangement
12/24/2009US20090314023 Heating, Ventilating and/or Air Conditioning System With Cold Air Storage
12/10/2009US20090301117 Air conditioning apparatus
12/10/2009US20090301109 Method and apparatus for control of carbon dioxide gas cooler pressure by use of a two-stage compressor
12/09/2009EP2131122A1 Heat pump device
12/03/2009US20090293525 Air conditioning system for a motor-vehicle , with an air cooling secondary circuit connectable to the heating circuit
12/03/2009US20090293503 System and method for liquid air production, power storage and power release
12/02/2009CN100565023C Air conditioner
11/2009
11/26/2009US20090288430 Heat pump with thermal energy transfer unit and method
11/25/2009EP1136540B1 Refrigerant composition and refrigerating circuit employing the same
11/24/2009US7621138 Abnormal state detecting apparatus of multi-type air conditioner and method thereof
11/19/2009US20090282854 Air conditioning system
11/17/2009US7617695 Control method for variable capacity compressors
11/12/2009WO2009007435A3 Method and apparatus for cooling a hydrocarbon stream
11/11/2009CN201344674Y Low-temperature cooling fluid circulating pump
11/11/2009CN101576329A Self-overlapping refrigeration system
11/05/2009WO2009134549A1 Closed and open loop cryogenic refrigeration system
11/05/2009US20090272128 Cascade cooling system with intercycle cooling
11/02/2009CA2836458A1 Cascade cooling system with intercycle cooling
11/02/2009CA2642786A1 Cascade cooling system with intercycle cooling
10/2009
10/29/2009US20090266100 Closed and open loop cryogenic refrigeration system
10/27/2009US7610116 Centralized management unit and management system of facility equipment
10/27/2009US7607315 Pressure control valve and vapor-compression refrigerant cycle system using the same
10/22/2009US20090260379 Refrigerator with reservoir
10/22/2009US20090260371 Secondary cooling apparatus and method for a refrigerator
10/22/2009US20090260370 Secondary cooling path in refrigerator
10/22/2009DE102008019878A1 Cooling circuit's waste heat exhausting method for refrigeration unit, involves utilizing exhaust heat produced by cooling circuit and feeding into heat pump, where heat produced by heat pump is output to load or heat removing device
10/22/2009CA2663330A1 Free cooling cascade arrangement for refrigeration system
10/20/2009US7603871 High-flow cold air chiller
10/15/2009US20090255273 Method and device for condensing CO2
10/08/2009WO2009122477A1 Air-conditioning and hot water complex system
10/08/2009WO2009122476A1 Air-conditioning and hot water complex system
10/01/2009US20090241564 Air conditioning and energy recovery system and method of operation
10/01/2009US20090241546 Increasing power of steam plant with refrigerant cooled condenser at peak loads by using cooling thermal storage
09/2009
09/30/2009EP2105685A1 Refrigerating apparatus
09/17/2009DE102008013373A1 Cascade cooling device for use in ultra deep-freezer in laboratory, has evaporator whose one part with cooling medium line is connected to one of compressors and integrated into exchanger such that exchanger cools cooling medium
09/10/2009US20090223232 Defrost system
09/09/2009CN101526279A Cold recovery double-mode overlapping low-temperature refrigerator
09/09/2009CN100538205C Method for making multi-temperature refrigerator with variable vapourating temperature
09/03/2009US20090217679 Refrigeration cooling system control
08/2009
08/27/2009US20090211282 Hot water supply system
08/27/2009US20090211276 System and method for managing water content in a fluid
08/26/2009CN100532982C Central control system for multi-type air conditioners and operating method thereof
08/25/2009US7578139 Refrigeration system including refrigeration cycle and rankine cycle
08/25/2009US7578137 Air-conditioning system with multiple indoor and outdoor units and control system therefor
08/20/2009WO2009100501A1 Process fluid thermal management with a supplementary cooling system
08/20/2009US20090205355 Refrigerating apparatus
08/20/2009US20090205350 Air conditioning system
08/20/2009US20090205344 Energy-saving climatic test chamber and method of operation
08/13/2009WO2009098751A1 Air-conditioning and water-heating complex system
08/12/2009CN101504209A Ultra-low temperature freezer, refrigeration system and vacuum apparatus
08/06/2009WO2009096968A1 Rapid compressor cycling
08/06/2009US20090193830 Air conditioning system for vehicle
08/05/2009CN101501415A Operation and control of tandem compressors and reheat function
07/2009
07/30/2009US20090188270 Ultra-low temperature freezer, refrigeration system and vacuum apparatus
07/23/2009DE102004035123B4 Kühlsystem Cooling System
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