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 49 - Arrangement or mounting of control or safety devices
Patents for F25B 49 - Arrangement or mounting of control or safety devices (13,159)
06/2003
06/19/2003CA2467058A1 Energy efficient heat pump systems for water heating and air conditioning
06/18/2003EP1319910A2 Method for controlling a diffusion absorption system
06/18/2003CN1111700C Method for controlling compressor of refrigerator
06/18/2003CN1111699C Protecting method for refrigerating compressor
06/18/2003CN1111698C Method for controlling expansion valve
06/18/2003CN1111689C Refrigerating apparatus
06/17/2003US6578374 Method and apparatus for refrigeration system control having electronic evaporator pressure regulators
06/17/2003US6578373 Rate of change detector for refrigerant floodback
06/12/2003US20030106331 Vehicle air conditioner with automatic breaking-in operation of compressor
06/12/2003DE20205224U1 Cooling and-or freezer unit with two refrigeration cycles comprises two compressor motors which can be switched on by means of actuators, e.g. relay, parallel to each other
06/11/2003EP1318365A1 Method of controlling a variable cooling capacity compressor and refrigerator or freezer controlled by such method
06/11/2003CN1423098A Cooling-heating air-conditioner system
06/05/2003WO2003046444A1 Air conditioner and method of controlling such
06/05/2003US20030101740 Hybrid compressor device
06/05/2003US20030101739 Air conditioner control system and control method thereof
06/04/2003CN1421664A Connection encapsulation for refrigerator compressor
06/04/2003CN1421662A Air conditioner system equiped with refrigerant heating device
06/04/2003CN1421611A Mixed compressor apparatus
06/03/2003US6571576 Injection of liquid and vapor refrigerant through economizer ports
06/03/2003US6571566 Method of determining refrigerant charge level in a space temperature conditioning system
05/2003
05/29/2003US20030098660 Integral motor and control
05/29/2003US20030097849 Control unit for clutchless, variable displacement compressor
05/28/2003EP0912867B1 Refrigeration system
05/28/2003CN1420619A Electric refrigerator controlling device
05/28/2003CN1109864C Refrigeration system employing compressor for single or multi-stage operation with capacity control
05/27/2003US6568199 Method for optimizing coefficient of performance in a transcritical vapor compression system
05/27/2003US6568197 Refrigerating unit
05/22/2003US20030094004 Adaptive control for a cooling system
05/21/2003CN1419096A Lithium bromide absorption type cold (heat water machine set with power supply cutting off protection function
05/20/2003US6564568 Refrigerating compressor control circuit
05/20/2003US6564565 Air conditioning system and method
05/20/2003US6564563 Logic module refrigeration system with condensation control
05/20/2003US6564562 Generator solution outlet box for an absorption chiller
05/20/2003US6564560 Oil-free liquid chiller
05/15/2003US20030089122 Refrigerating compressor control circuit
05/15/2003US20030089121 Method and apparatus for variable frequency controlled compressor and fan
05/15/2003US20030089119 Diagnostic system and method for a cooling system
05/14/2003EP1310391A1 Method and apparatus for controlling an air conditioning apparatus with suction pressure control loop
05/14/2003CN1108503C System for monitoring expansion valve
05/14/2003CN1108497C Multiple room type air conditioner
05/14/2003CN1108495C Air conditioner
05/14/2003CN1108492C Air conditioner automatically controlling operation based on supply voltage or supply frequency
05/13/2003US6560980 Method and apparatus for controlling evaporator and condenser fans in a refrigeration system
05/13/2003US6560979 Controlling method of absorption refrigerator
05/13/2003US6560976 Data acquisition system and method
05/13/2003US6560969 Pulse tube refrigeration system having ride-through
05/08/2003WO2003038353A1 Method for control of a heat pump and a heat pump for carrying out the method
05/08/2003WO2003038352A1 Refrigerator
05/08/2003US20030084673 Outdoor fan control system of air conditioner and control method thereof
05/08/2003US20030084672 Refrigeration system and method for controlling defrost
05/06/2003US6557361 Method for operating a cascade refrigeration system
05/02/2003EP1306631A2 Refrigerating apparatus for container
05/01/2003WO2003036206A1 Refrigerating appliance comprising a refrigerant circulation device
05/01/2003WO2003036197A1 Methods of freezeout prevention for very low temperature mixed refrigerant systems
05/01/2003WO2003036189A1 Freezer
05/01/2003WO2003036184A1 Control device of variable displacement compressor and variable displacement control device of refrigerating cycle
05/01/2003WO2002090851A3 A procedure for controlling refrigerating machines and a system for carrying out said procedure
05/01/2003US20030079857 Method for detecting abnormality in process for exchanging heat
05/01/2003US20030079485 Temperature control device of liquid cooling device
05/01/2003US20030079483 Apparatus and method for managing heat source unit for air conditioner
05/01/2003CA2462568A1 Methods of freezeout prevention for very low temperature mixed refrigerant systems
04/2003
04/29/2003US6553778 Multi-stage refrigeration system
04/29/2003US6553774 Self-diagnosing apparatus for refrigerator
04/29/2003US6553772 Apparatus for controlling the operation of a cryogenic liquefier
04/24/2003US20030074910 System for controlling starting of air conditioner and control method thereof
04/24/2003US20030074908 Method and apparatus for controlling a refrigeration system
04/24/2003US20030074906 Device for indicating the formation of ice in refrigeration appliances
04/23/2003EP1304608A1 Energy management device
04/23/2003EP1304532A1 Air conditioner
04/23/2003EP1196247B1 Laboratory centrifuge, comprising refrigeration unit
04/23/2003CN1412632A Management device and method of heat source machine for air conditioner
04/23/2003CN1106559C Cooling apparatus
04/23/2003CN1106543C System for monitoring outdoor heat exchanger coil
04/22/2003US6550272 Absorption chiller/absorption chiller-heater having safety device
04/22/2003US6550260 Vibration detection in a transport refrigeration system through current sensing
04/17/2003US20030070444 Energy administration device
04/17/2003US20030070441 Control system of degree of superheat of air conditioner and control method thereof
04/16/2003CN1411126A Permanet magnet type rotary electric machine
04/16/2003CN1410746A Method of detecting vibration by current sensing for use in transporting refrigerating system
04/16/2003CN1410724A 空调机 Air conditioners
04/16/2003CN1105896C Refrigerator controller
04/15/2003US6549135 Food-quality and shelf-life predicting method and system
04/10/2003US20030067237 Permanent magnet type electric rotating machine
04/10/2003US20030067236 Permanent magnet type electric rotating machine
04/09/2003CN1409077A Control device and control method for freezing circulation and temperature regulator using said controller and control method
04/09/2003CN1105277C Thermal detector device for air conditioner
04/08/2003US6543241 Refrigerant feed device
04/08/2003US6543239 Air-conditioning system operated with CO2
04/08/2003CA2078463C Control apparatus for air-conditioners
04/03/2003WO2003027587A1 Refrigerator-freezer, controller of refrigerator-freezer, and method for determination of leakage of refrigerant
04/03/2003US20030061830 Ice cream machine having an auxiliary evaporator tank
04/03/2003US20030061825 Vibration detection in a transport refrigeration system through current sensing
04/02/2003EP1297978A2 Vehicle air conditioning air duct system
04/02/2003CN1104602C Air conditioner
04/01/2003US6540148 Method and apparatus for sequencing multistage systems of known relative capacities
04/01/2003US6539739 Automobile air conditioner
04/01/2003US6539734 Method and apparatus for detecting flooded start in compressor
04/01/2003CA2282866C Freeze drying with reduced cryogen consumption
03/2003
03/27/2003WO2002090840A3 Method of managing a refrigeration system
03/27/2003US20030056534 Refrigerating device
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