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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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)...
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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...
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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...
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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...
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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...
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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...
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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...
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WO/2003/052331A1 |
A refrigerating machine for a refrigerating appliance, particularly a household refrigerating appliance, comprises a compressor (24), a condenser (25), a multiway valve (34) for selectively directing the refrigerant flow through a refrig...
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WO/2003/046444A1 |
The object of this invention is to provide an air conditioner with a variable capacity compressor (2) parallely connected to a fixed capacity compressor (4), and a method of controlling the operation of such an air conditioner. When it i...
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WO/2003/037666A1 |
A cooling system for a vehicle which includes a coolant circuit (21) for circulating coolant to cool a unit (1) carried on the vehicle; a refrigerant circuit (41) for circulating refrigerant for an air conditioner of the vehicle; and a h...
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WO/2003/038352A1 |
A refrigerator sealing combustible refrigerant in a refrigeration cycle including a compressor (24), a condenser (25), expanders (30, 31), and coolers (16, 20), comprising means (41) for detecting variation of load on the compressor (24)...
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WO/2003/036179A1 |
An air conditioner comprising a first heat exchanging unit which functions as an evaporator or a condenser of a refrigerant passing through the inside, a second heat exchanging unit which is connected in series to the first heat exchangi...
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WO/2003/036189A1 |
A freezer (1) comprising a plurality of utilization−side heat exchangers (41, 45, 51) such as for air conditioning and refrigeration·freezing purposes, a 4−way switching valve (3C) and a plurality of check valves (7) disposed on the...
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WO/2003/031884A2 |
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...
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WO/2003/027587A1 |
A refrigerator−freezer capable of surely detecting the leakage of refrigerant from a refrigerating cycle, comprising the refrigerating cycle having a compressor, a condenser, a capillary, an evaporator, and an accumulator sequentially ...
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WO/2003/026103A1 |
A main cooling cycle (S1a) comprising a compressor (1), condenser (2), liquid receiver (3), subcool condenser (4), valve (37), main expansion valve (5), and an evaporator (6) has a parallel connection of a first branch refrigerant piping...
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WO/2003/023297A1 |
The invention relates to a refrigerating appliance comprising a refrigerant circuit in which a compressor (9) and two evaporators (5, 6) are connected in series and crossed by a refrigerant. The quantity of refrigerant circulating in the...
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WO/2003/021162A2 |
A high capacity, continuous production blast freezer includes an insulated enclosure (10) and a plurality of adjustable product-carrying trolleys (20), individually moveable with the enclosure from an entrance location (12) to an exit lo...
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WO/2003/016793A1 |
The refrigerating appliance comprises at least one first, second and third refrigerating area for a low, medium or high storage temperature, whereby each refrigerating area has an evaporator (24, 25, 26). The refrigerating appliance also...
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WO/2003/014637A2 |
Compressors (1) supply a primary air-cooled condenser (4) which is followed by an indirect heat exchanger (6), a liquid receiver (8) and a second indirect heat exchanger (10) acting as a refrigerant sub-cooler. A pump (12) supplies sub-c...
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WO/2003/006890A1 |
A dehumidifying air-conditioning apparatus comprises a pressurizer (4) for raising a pressure of a refrigerant, a condenser (5) for condensing the refrigerant to heat a high-temperature heat source fluid, and an evaporator (1) for evapor...
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WO2001069147A9 |
A commercial refrigeration system has a control system (70) which distributes intelligence to increase granularity of the control and simplify wiring, assembly and installation. Compressors (14A-C) of the refrigeration system each have a...
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WO/2002/097343A1 |
The present invention relates to a cooling system and comprises a compressor for compressing to the high temperature high pressure state that vapor refrigerant is apt to liquidize; a condenser for receiving vapor refrigerant that gets ou...
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WO/2002/095308A2 |
Disclosed is an ultra-low temperature, dual-compressor (114,144), recirculating gas chilling system that includes a closed-loop mixed-refrigerant primary refrigeration system (110) in combination with a closed-loop gas secondary refriger...
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WO/2002/093081A1 |
A dehumidifier which continuously feeds air which is dried to 4g/kg DA or below in terms of absolute humidity, comprising a water absorbing device which absorbs the water content of process air and which is regenerated by having its wate...
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WO/2002/090848A1 |
The invention concerns a generator wherein the refrigerating installation circuit (14a, 14b) towards the exchanger (15) arranged in the insulating housing (21) and on its return path, passes through (19) the reservoir (19) containing the...
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WO/2002/090840A2 |
A method for monitoring the food product and refrigeration system performance of a remote location includes a management center (12) in communication with a remote location (14) through a communication network (16). The management center...
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WO/2002/089600A2 |
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). ...
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WO/2002/090841A2 |
A system (10) is provided for monitoring the food product and refrigeration system performance of a remote location. The system (10) includes a management center (12) in communication with a remote location (14) through a communications ...
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WO/2002/090914A1 |
A system and method for managing energy consumption of a building system includes a source of actual energy consumption data (430), a source of actual weather data (440), and a database (420) correlating discrete weather data values with...
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WO/2002/090842A2 |
A method of monitoring the food product and refrigeration system performance of a remote location (14) includes a management center (12) in communication with a remote location through a communication network (16). The management center ...
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