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Patent Searching and Data


Matches 651 - 700 out of 7,808

Document Document Title
WO/2005/019737A2
A variable capacity refrigeration system employing a constant speed compressor (134) that operates continuously irrespective of heat load, and a refrigerant bypass path (133) including a secondary expansion device (148), two heat exchang...  
WO2003057518A8
The invention relates to a heating/cooling circuit for a motor vehicle comprising an evaporator (14) for cooling air to be fed into an interior space, a heat exchanger (16) for heating said air to be fed into the interior space, an exter...  
WO2004027326A3
A refrigeration system includes a compressor, a condenser, an expansion device and an evaporator connected in a closed circuit through which a refrigerant is circulated. A portion of liquid refrigerant exiting the condenser is diverted t...  
WO2004078496A3
The invention relates to a ventilation, heating and/or air conditioning device for the passenger compartment of a vehicle provided with a main thermodynamic loop comprising, according to the direction of circulation of a refrigerating fl...  
WO2004079279A3  
WO/2004/111557A1
Conventional vapor compression system (VCS) provides only air conditioning and is not capable of providing hot and/or cold utility with air conditioning. Thus, it is not capable of operating as multiutility system. It is required to add ...  
WO2004044503A3
A refrigeration system having a primary refrigerant path including a compressor (12), a condenser (24), a primary expansion device (16), and an evaporator (28) connected together to form a closed loop system with a refrigerant circulatin...  
WO/2004/102086A1
A refrigerator, comprising a three-way delivery valve (8) allowing the delivery side of a compressor (1) to communicate with at least one of a hot water heat exchanger (3) and an air heat exchanger (6) and a three-way suction valve (9) a...  
WO2004055450A3
The invention relates to a refrigerant circuit comprising at least one heat absorption element and at least one heat dissipation element. According to the invention, heat transfer elements carrying out the same function can be operationa...  
WO/2004/092661A1
This invention relates to a refrigeration system comprising one compressor (10) that via a closed circuit containing a circulating refrigerant is connected to a condenser (14, 14a) and two or more evaporators (21, 28). The circuit compri...  
WO/2004/088220A1
A method of regulating the refrigerant temperature for a beverage machine, including a refrigeration system for producing a frozen beverage, operating at least one compressor at a speed to flow the refrigerant through the refrigeration s...  
WO/2004/088219A1
The improvement system of energy efficiency for the refrigeration cycle is comprised of: an auxiliary heat exchanger unit for heat-exchanging between refrigerant liquid having high pressure and refrigerant vapor having low pressure; and ...  
WO/2004/088212A1
Refrigerant R410A is used in a refrigeration cycle. Capacities of variable capacity compressors in each outdoor unit are regulated in accordance with capacities required by each indoor unit.  
WO/2004/078496A2
The invention relates to a ventilation, heating and/or air conditioning device for the passenger compartment of a vehicle provided with a main thermodynamic loop comprising, according to the direction of circulation of a refrigerating fl...  
WO/2004/079279A2
A heat transfer device comprising a compressor, a condenser, an expansion device, an evaporator and a bypass device. the bypass device located in the bypass passage and one end of the bypass passage connecting refrigerant line downstream...  
WO/2004/068037A1
A conditioning device includes compressor means (2) for a refrigerating fluid, whose outlet is connected to first exchanger means (3) destined, in an activation condition thereof, to transfer thermal energy of the refrigerating fluid to ...  
WO/2004/068046A1
A control system is provided for generating discrete stepped output capacities in a refrigeration system (100). The refrigeration system (100) is preferably a multi-evaporator system having two or more multi-capacity compressors (102, 10...  
WO/2004/063648A1
The invention relates to a freezer (1) comprising at least one cooling circuit (23) containing at least one static evaporator (15), a compressor (19), a condenser (17) and at least one expansion element (21). According to the invention, ...  
WO/2004/059226A1
Methods and apparatus for a two chamber freezer whereby both chambers (22, 24) can be maintained at a substantially constant ultra-low temperature, such as within the range of about -40° C to -80° C. Short term items may be stored in a...  
WO/2004/058526A1
The invention relates to a method for air conditioning a motor vehicle. According to the invention, the vehicle passenger compartment is, in a heating mode, heated via a passenger compartment heat exchanger (5) by the heat pump operation...  
WO/2004/055450A2
The invention relates to a refrigerant circuit comprising at least one heat absorption element and at least one heat dissipation element. According to the invention, heat transfer elements carrying out the same function can be operationa...  
WO/2004/054827A1
The invention relates to an air conditioning installation, especially for motor vehicles, comprising a compression cooling circuit for the AC operation, a high pressure region, a suction region, and an adjacent stationary air conditionin...  
WO/2004/053406A1
The invention relates to an evaporator control by means of an expansion valve (3) and an internal heat exchanger IHT (5). The evaporator control is controlled after the start of the evaporation process and the temperature of the compress...  
WO/2004/051157A1
A problem of heating operation of a refrigeration cycle device exists in that regulating the operation only by one pressure reducer causes frosting on an outdoor heat exchanger, causing a refrigerant flowing in a refrigerant-water heat e...  
WO/2004/051445A1
A stem (220) and method (300) for cooling a room (210) configured to house a plurality of computer systems (212). A plurality of evaporator units (222) are arranged in series and are configured to receive air from the room and to deliver...  
WO/2004/051156A1
A system (220, 520) and method (300, 600) for cooling a room (210) configured to house a plurality of computer systems (212). A plurality of evaporator units (222, 522) are arranged in parallel and are configured to receive air from the ...  
WO/2004/044503A2
A refrigeration system having a primary refrigerant path including a compressor (12), a condenser (24), a primary expansion device (16), and an evaporator (28) connected together to form a closed loop system with a refrigerant circulatin...  
WO/2004/042231A1
The invention relates to a compressor, particularly for air conditioners in motor vehicles, for combined heating circuit and cooling circuit air conditioners, comprising a housing which has, among other things, a cylinder head that, in t...  
WO/2004/038309A1
A hot gas heat treat system is employed to cool mix in a hopper and a freezing cylinder and to heat the mix for pasteurization. A hopper liquid line solenoid valve at the inlet of the hopper and a cylinder liquid line solenoid valve at t...  
WO/2004/027326A2
A refrigeration system includes a compressor, a condenser, an expansion device and an evaporator connected in a closed circuit through which a refrigerant is circulated. A portion of liquid refrigerant exiting the condenser is diverted t...  
WO/2004/020918A1
The aim of the invention is to improve a refrigerating installation in such a way as to achieve high operating reliability, and savings in terms of energy and cost, in cooling circuits containing a cooling agent (cooling sols). To this e...  
WO/2004/016999A1
A refrigerator comprising storerooms (2, 3, 4, 5) provided in a refrigerator body (1); a freezing cycle unit wherein a combustible refrigerant is sealed and a compressor (20), a condenser (27) and evaporators (14, 16) are provided; a hig...  
WO/2004/008048A1
Refrigeration equipment, comprising a plurality of use side heat exchangers (41, 45, 51) connected to a heat source side heat exchanger (4), wherein the liquid lines of multiple systems in a refrigerant circuit (1E) share one liquid side...  
WO/2003/106900A1
The invention relates to a method for control of a carnot cycle process in a plant in which at least the following are arranged in a working medium circuit: a compressor (16), a condenser (18), an expansion valve (20) and an evaporator (...  
WO/2003/104727A1
A heat pump, comprising a refrigerant booster (260), a refrigerant condenser (220) for heating high heat source fluid (B), a refrigerant evaporator (210) for cooling low heat source fluid (A), a heat exchange means (300) installed betwee...  
WO/2003/104719A1
A dehumidifier/air conditioner exhibiting a high dehumidification power per energy consumption and dealing readily with low-temperature, high-humidity weather conditions. The dehumidifier/air conditioner comprises a booster (260), a cond...  
WO/2003/102474A1
A hydrate slurry manufacturing device, comprising a first heat exchanger for supercooling water solution while holding the state of the water solution, and second heat exchangers installed on the downstream side of the first heat exchang...  
WO/2003/099594A1
The invention relates to a device for air-conditioning a vehicle. A circuit (2) of an inner heat exchanger fluid is provided. Said circuit successively comprises an expansion device (4) arranged between the high-pressure side and low-pre...  
WO/2003/093735A1
Disclosed herein is an air conditioning unit and method of operating the same. The air conditioning unit has a power level control unit (6) for controlling the level of power supplied to a motor (2a) of a compressor. The power level cont...  
WO/2003/091638A1
A variable capacity refrigeration system which does not require a costly inverter compressor and does not exhibit low energy efficiency at high capacity. The system employs a constant speed compressor that operates continuously when the ...  
WO2003031884A3
The invention concerns a temperature control device (10) comprising a heat pump (12) including a main refrigerant circuit (14) drawing calories from a cold source (16) to transfer them to a hot source (18), the cold source (16) including...  
WO/2003/083381A1
A refrigerating cycle device using carbon dioxide as refrigerant capable of solving such a problem that when a receiver is installed against a low pressure, a cost and a volume are increased by a pressure resistant design to assure safet...  
WO/2003/083388A1
A refrigeration cycle connecting a variable capacity compressor (20), a condenser (27), a restriction mechanism, and evaporators (14, 16) sequentially and employing a hydrocarbon based refrigerant is provided in the refrigerator body (1)...  
WO/2003/072946A1
A compact and efficient compressor is provided, based on using magnetic bearing technology, which can operate at high speed and comprises a reliable control system. The compressor of the present invention makes use of two separate compre...  
WO/2003/073020A1
When operating the heat pump, two time intervals alternate. In a first time interval, a coolant removes evaporation heat from a medium (6) to be cooled. The liquid coolant containing specific heat that remains after passing through a con...  
WO/2003/068029A1
An ice cream machine (10) for cooling liquid ice cream into frozen ice cream includes an evaporator system (20) with a secondary evaporator. The evaporator system includes a cooling chamber having an ice cream input and an ice cream outp...  
WO/2003/067160A1
A humidity conditioning device, comprising two adsorbing elements (81, 82) for batch operation and a refrigerating circuit (100), wherein secondary air for regenerating the adsorbing elements (81, 82) is heated by a regenerative heat exc...  
WO/2003/057518A1
The invention relates to a heating/cooling circuit for a motor vehicle comprising an evaporator (14) for cooling air to be fed into an interior space, a heat exchanger (16) for heating said air to be fed into the interior space, an exter...  
WO/2003/053726A1
The invention relates to an air-conditioning system for a motor vehicle comprising an integrated heat pump for cooling and heating, in which coolant is circulated and which enables a heat exchange with the passenger compartment supply ai...  
WO2002089600A3
A system (10) is provided for monitoring the food product of a remote food product retailer (14) . The system includes a manageme nt center (12) in commucation with the remote food product retailer (14) via a communication network (18). ...  

Matches 651 - 700 out of 7,808