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Matches 1 - 50 out of 7,272

Document Document Title
WO/2018/102380A1
A method and system for improving energy efficiency of a refrigeration system include system components such as a condenser, one or more expansion valves, an evaporator, one or more compressors, and a system controller electrically coupl...  
WO/2018/096869A1
Provided is a vehicle air conditioning device comprising: a compressor (11); a radiator (12); an outdoor heat exchanger (20); an evaporator (23); a first depressurizing unit (13a), a second depressurizing unit (22a), switching units (25a...  
WO/2018/089130A1
Disclosed is a refrigeration system and method using an evaporator having two separate refrigerant channels for cooling both an air and a liquid sub circuit. The refrigeration system having both an air and liquid cooling sub circuit is d...  
WO/2018/078809A1
This refrigeration cycle device (50) comprises a refrigerant circuit which circulates a nonazeotropic refrigerant mixture. The refrigerant circuit includes a compressor (1), an outdoor heat exchanger (5), an indoor heat exchanger (8), an...  
WO/2018/079242A1
A condensing unit (3) is provided with: a compressor (31) which compresses a refrigerant; a gas cooler (32) which condenses the refrigerant compressed in the compressor (31); an electronic expansion valve (33) which expands the refrigera...  
WO/2018/074370A1
Provided is a refrigeration system which is capable of changing the number of corresponding compressors in accordance with the loads of refrigerating evaporators and freezing evaporators. Compressors (10) which perform two-stage compress...  
WO/2018/068431A1
The present invention relates to the field of energy and power engineering, and particularly relates to a combined-cycle steam power device having evaporation stages. A compressor (1) has a circulation medium channel in communication wit...  
WO/2018/066025A1
The air conditioning device of an embodiment has an outdoor heat exchanger, a plurality of indoor heat exchangers, a blower, and a compressor. The outdoor heat exchanger has a main heat exchanger and an auxiliary heat exchanger. The blow...  
WO/2018/061548A1
A heat exchanger (48) is provided with: a first air heat exchanger (50) provided with three vertical side surface parts (51, 52, 53) along which air passes, said three side surface parts (51, 52, 53) being arranged so as to be substantia...  
WO/2018/062316A1
The present invention addresses the problem of providing an air conditioner that can perform a dehumidification operation in which a lowering of the temperature of blown out air is suppressed. In this air conditioner (1), a low-load dehu...  
WO/2018/062485A1
Provided is a refrigerant amount determination method and refrigerant amount determination device capable of ascertaining an appropriate refrigerant filling amount according to the length of refrigerant connection piping in a refrigerati...  
WO/2018/062188A1
An air-conditioning apparatus provided with a liquid pressure adjustment expansion valve for decompressing refrigerant so that the refrigerant flowing in a liquid refrigerant connection pipe to an outdoor liquid refrigerant pipe connecti...  
WO/2018/055741A1
A second flow-path switching device (12) includes: a first distribution device (4a) that is configured to distribute a refrigerant to a plurality of refrigerant passages in a first heat exchanger; a second distribution device (4b) that i...  
WO/2018/055740A1
An outdoor unit heat exchanger (3) is provided with a first outdoor unit heat exchanger (3a), a second outdoor unit heat exchanger (3b) and a switching valve (4). The number of a plurality of first refrigerant flow channels (RF1) of the ...  
WO/2018/051745A1
[Problem] To supply a temperature-controlled liquid to a plurality of objects to be temperature-controlled while minimizing production costs and energy costs. [Solution] A liquid temperature adjustment apparatus 1 according to the presen...  
WO/2018/051409A1
Provided is a refrigeration cycle apparatus capable of realizing an improvement in heat exchange performance during a heating operation and during a cooling operation, while suppressing manufacturing costs and an increase in the bulk req...  
WO/2018/051408A1
Provided is an air conditioner that can improve heat exchange performance during a heating operation and during a cooling operation and achieve continuous heating operation, while suppressing an increase in manufacturing cost and packagi...  
WO/2018/047777A1
This refrigeration device (1) is provided with: a second suction pipe (32) which is connected to a second compressor (22); and a second branch pipe (36). The second branch pipe (36) is provided with: a merged-side opening (36a) which is ...  
WO/2018/047416A1
An air conditioner is provided which obtains improved power saving performance by avoiding decreases in refrigeration cycle efficiency. This air conditioner is provided with a main circuit which circulates a refrigerant and which compris...  
WO/2018/047331A1
Provided is an air conditioning device in which refrigerant stagnation at the downstream side of an evaporator is prevented and refrigerant circulation is excellent. This air conditioning device is provided with: a main circuit in which ...  
WO/2018/047330A1
An air conditioner is provided which obtains improved power saving performance by avoiding decreases in refrigeration cycle efficiency. This air conditioner is provided with a main circuit which circulates a refrigerant and which compris...  
WO/2018/042859A1
A refrigeration cycle device comprises: a compressor (11); a radiator (14) that dissipates heat from refrigerant delivered from the compressor (11); a pressure reducing unit (15) that reduces the pressure of the refrigerant for which the...  
WO/2018/042091A1
The invention relates to an indirect air-conditioning circuit (1) for a motor vehicle, comprising: a first refrigerant loop (A) comprising a compressor (3), a first depressurising device (7), a first heat exchanger (9), a second depressu...  
WO/2018/029817A1
A refrigeration cycle device is provided with: a compressor (1); a flow channel switching device (2); a first heat exchanger (4) including a first heat exchange unit (4a) and a second heat exchange unit (4b); a flow channel conversion de...  
WO/2018/031071A1
Compressors in a refrigerant loop are driven by variable frequency drives. The variable frequency drives are configured to demand current from an alternating current power source at different phases relative to one another such that at l...  
WO/2018/026137A1
The present invention relates to a heat exchanger alternating-type heat pump system having a novel structure and enabling operation by connecting different types of heat sources or different types of loads to the plurality of heat exchan...  
WO/2018/025934A1
A heat source unit (11) for an air-conditioning device (10) that is a refrigeration device, said heat source unit being provided with a heat-source-side heat exchanger (40) that exchanges heat between a refrigerant and heat source water....  
WO/2018/012036A1
The present invention is provided with: a high-pressure header 15 and a gas pipe 11a that are connected to the discharge side of a compressor included in an outdoor unit 2; a high-pressure valve 9 that controls, by opening and closing, t...  
WO/2018/012045A1
A refrigerant switching and collecting unit (3) is disposed between an indoor unit (1) and an outdoor unit (2). This refrigerant switching and collecting unit (3) is provided with: a plurality of high-pressure valves (11); a plurality of...  
WO/2018/008312A1
An evaporator unit, provided with an ejector (15), a discharge-side evaporator (17), and a suction-side evaporator (18). The discharge-side evaporator has a plurality of discharge-side tubes (71) and a discharge-side tank (72, 73). A dis...  
WO/2018/008139A1
In this air-conditioning apparatus (1), a compressor (5) and a heat exchanger group (10) are housed in an outdoor unit (4) of an outdoor device (3). The heat exchanger group (10) includes a first heat exchanger (11), a second heat exchan...  
WO/2018/005988A1
A refrigeration system may include a compressor, a first heat exchanger, a first working fluid flow path, and a second working fluid flow path. The first heat exchanger receives working fluid discharged from the compressor. The first wor...  
WO/2018/001504A1
The present invention relates to a refrigeration appliance provided with a thermally improved refrigeration circuit. The present invention more particularly relates to a refrigeration appliance having a freezer compartment (11) and a ref...  
WO/2018/002983A1
A refrigeration cycle device provided with: a refrigerant circuit for circulating a refrigerant; and an outdoor heat exchanger provided to the refrigerant circuit, the outdoor heat exchanger exchanging heat between the refrigerant and th...  
WO/2018/003352A1
A refrigeration cycle device, provided with: a branching part (41) for branching a refrigerant flowing out from a radiator (12); a first decompressing unit (14) for decompressing the refrigerant in one of the refrigerant flows branched a...  
WO/2018/003696A1
A usage-side unit (12) has a usage-side heat exchanger (51) and an expansion valve circuit unit (52). The expansion valve circuit unit (52) has: a temperature-sensitive usage-side expansion valve (53); a main pipe (60) for channeling a r...  
WO/2017/221396A1
An air conditioner according to the present invention is provided with: a refrigeration cycle circuit having a compressor, a condenser, a plurality of electronic expansion valves, and a plurality of evaporators; and a control device for ...  
WO/2017/221401A1
A refrigeration cycle device (1) is provided with a branching distributor (11) that diverts a refrigerant of two-phase states of liquid refrigerant and gas refrigerant to refrigerants having different liquid ratios. The branching distrib...  
WO/2017/217099A1
A refrigeration cycle apparatus (10) is provided with a first coolant passage (101) that guides a coolant flowing out from a radiator (12) to an outdoor heat exchanger (14) and a second coolant passage (102) that guides the coolant flowi...  
WO/2017/217142A1
Provided is a refrigeration cycle device comprising a compressor (11), a first branch section (12), a heat dissipator (13), a second branch section (16), a first pressure reduction section (17, 40), a first evaporator (18, 52), a second ...  
WO/2017/212820A1
An ejector refrigeration cycle device comprises: a first pressure reducing unit (19) that reduces the pressure of refrigerant that has undergone heat exchange with a radiator (12); a first outdoor heat exchanger (22) that performs heat e...  
WO/2017/207562A1
A refrigeration system for use in petrochemical plants, such as an ethylene production plant includes a refrigerant vent rectifier. The rectifier purifies the refrigerant by removing low molecular weight inerts. The refrigeration system ...  
WO/2017/197661A1
A four-way valve (2) for a multi-split air conditioner and a multi-split air conditioner. The four-way valve (2) comprises a main valve body (21), a valve chamber (22) being provided in the main valve body (21), compressor exhaust valve ...  
WO/2017/199167A1
The invention relates to a refrigeration plant with multiple evaporation levels, operating according to a vapour compression cycle and comprising a circuit 2 having a high-pressure branch HP, wherein is arranged at least one heat exchang...  
WO/2017/198641A1
The invention relates to a refrigerator device, particularly a domestic refrigerator device, comprising at least one first and one second temperature zone (21, 25), a first evaporator (1) for cooling the first temperature zone (21) and a...  
WO/2017/198919A1
The invention relates to a refrigerant circuit (19) in which a refrigerant is able to circulate, the refrigerant circuit (1) comprising at least one first heat exchanger (6) and at least one second heat exchanger (9), characterized in th...  
WO/2017/199683A1
The purpose of the present invention is to allow the easy use of a plurality of indoor units by matching the type of refrigerant corresponding thereto. A multi-type air conditioner (1) comprises: an outdoor control unit (53) which is pro...  
WO/2017/199289A1
Provided is an air conditioning device comprising: a first defrost piping that branches, from a main circuit, a portion of a refrigerant discharged from a compressor and supplies the refrigerant to a parallel heat exchanger to be defrost...  
WO/2017/184429A1
A decentralized condenser evaporator system includes a condenser system, a controlled pressure receiver, a subcooler system, and an evaporator system. The condenser system is positioned to receive a compressed gaseous refrigerant from a ...  
WO/2017/184432A1
A decentralized condenser evaporator system includes (i) a condenser system positioned to receive a gaseous refrigerant from a centralized compressor system and configured to condense the gaseous refrigerant into a liquid refrigerant, (i...  

Matches 1 - 50 out of 7,272