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Matches 1 - 50 out of 20,031

Document Document Title
WO/2020/184491A1
Outdoor unit (10) for a heat pump (1) comprising a refrigerant circuit, the outdoor unit comprising a compressor (13), a discharge pipe (17) of the refrigerant circuit connected to a discharge side of the compressor (13), a bottom plate ...  
WO/2020/181963A1
An air conditioning/heat pump expansion function box and an air conditioning/heat pump thermal storage refrigerating system. The air conditioning/heat pump expansion function box comprises an expansion function box body (X1), and two dis...  
WO/2020/179825A1
An air conditioning device of the present invention comprises: a plurality of use-side units (3a, 3b, 3c, 3d) having a first refrigerant circuit; a heat source-side unit (2) having a second refrigerant circuit; a communication pipe group...  
WO/2020/179827A1
This design assisting system (300) comprises an information acquisition unit (312) and a useful information presentation unit (318). The information acquisition unit (312) acquires information pertaining to the position of a relay unit s...  
WO/2020/179826A1
An air conditioner includes: a plurality of use-side units each having a first refrigerant circuit; a heat-source-side unit having a second refrigerant circuit; a communication pipe group; and a relay unit. The communication pipe group c...  
WO/2020/177272A1
A control method for an air conditioning and floor heating integrated machine assembly, comprising a refrigerant circulation loop formed by a compressor (1), an oil separator (2), a four-way valve (3), an indoor unit heat exchanger (9), ...  
WO/2020/177275A1
A gas heat pump air-conditioning system that has non-stop defrosting, comprising a refrigerant circulation circuit composed of a compressor (1), an oil separator (2), a four-way valve (3), an indoor unit heat exchanger (4), an outdoor un...  
WO/2020/174619A1
An air conditioning device according to the present invention constitutes: a primary-side circuit in which a compressor, a first flow path switching device, an outdoor heat exchanger, a second flow path switching device, a first limiting...  
WO/2020/174618A1
This air-conditioning device comprises: a heat source unit that produces positive thermal energy or negative thermal energy and allows a refrigerant to transfer same; a heat utilization unit that performs heat exchange with the positive ...  
WO/2020/174705A1
The objective of the present invention is to provide a heat pump system for which refrigerant control members are integrally connected by piping in advance and unitized, and made more compact, thereby achieving cost performance and parti...  
WO/2020/174684A1
In a refrigeration cycle device (100) according to the present invention, a refrigerant containing R290 is circulated in a first circulation direction through a compressor (1), a first heat exchanger (3), a first pressure reduction devic...  
WO/2020/164215A1
A refrigerant circulation system and an air conditioner. The refrigerant circulation system comprises a first centrifugal compressor (1), a second centrifugal compressor (2) connected in series with the first centrifugal compressor (1), ...  
WO/2020/164212A1
A refrigerant circulation system comprises a refrigerant loop and a supplementary air flow path. The refrigerant loop comprises a compressor (2) and a first heat exchanger (7) in communication with the compressor (2). The supplementary a...  
WO/2020/166360A1
This air conditioner (1) is provided with: a refrigerant circuit (10, 13) that is connected by refrigerant piping such that a refrigerant flows into a compressor (21), an indoor heat exchanger (31), an upstream-side expansion valve (24),...  
WO/2020/159132A1
An air conditioner includes an outdoor unit, an indoor unit, and a refrigerant pipe provided between the outdoor unit and the indoor unit. The outdoor unit comprises: a compressor for compressing a refrigerant; an outdoor heat exchanger ...  
WO/2020/144843A1
This air-conditioning apparatus is provided with: a compressor; an indoor heat exchanger that functions as a condenser at the time of heating operation; an outdoor heat exchanger that functions as an evaporator at the time of heating ope...  
WO/2020/143468A1
Disclosed is a device for adjusting the heat transfer capacity of a roadbed in a cold region, the device comprising a compressor (3) in communication with an electromagnetic four-way valve (4); a first pipe body with a protruding end A (...  
WO/2020/136938A1
This refrigeration cycle device is provided with a flow path switching device (2) that comprises: a first connection flow path (21) which connects an inlet port (2a) and a first inlet/outlet port (2c) to each other; a second connection f...  
WO/2020/134371A1
A heat pump system, comprising: a compressor (1), a fluid switching device (3), a first heat exchanger (21), a second heat exchanger (22), a third heat exchanger (23), a fourth heat exchanger (24), a flow regulating device (5) and a thro...  
WO/2020/121363A1
This freezing system is configured so that it is possible to quickly and reliably assess a correspondence relationship between an outdoor unit and an indoor unit. Therefore, this device (10, 80) for assessing a correspondence relationshi...  
WO/2020/103522A1
Disclosed in the present invention are an assembly-type air conditioning wall and an operating method thereof, comprising a pre-fabricated wall and a heat pump system. The heat pump system is disposed inside the pre-fabricated wall. Comp...  
WO/2020/103271A1
A heat pump system, which relates to the technical field of heat pump units. The heat pump system comprises an electromagnetic suspension centrifugal compressor (1) and further comprises a switching communication device (3) and a first e...  
WO/2020/103521A1
A gas-replenishing and enthalpy-increasing system and a control method therefor. The gas-replenishing and enthalpy-increasing system comprises a gas-liquid pipeline, a gas phase pipeline, and a heat exchange channel (6) between the gas-l...  
WO/2020/099798A1
The invention relates to a reversible thermal management device (1) for a motor vehicle, said thermal management device (1) having a refrigerant circuit containing: - a main loop (A) which comprises, in succession, a compressor (3), an i...  
WO/2020/098263A1
Disclosed in the present invention is a heat pump system that has a hot water preparation function. The heat pump system comprises a compressor, an indoor heat exchanger, a throttling device, and an outdoor heat exchanger connected by pi...  
WO/2020/088425A1
Disclosed in the present application is an air conditioner, comprising a water heating switcher and a first four-way valve, wherein the water heating switcher comprises a first interface, a second interface, and a third interface; the fo...  
WO/2020/087903A1
An air conditioner (100) and a control method for an air conditioner (100). The air conditioner (100) comprises: a compressor (20), wherein the compressor (20) has an exhaust port (201) and an air return port (202); an indoor heat exchan...  
WO/2020/082740A1
A two-control jet enthalpy-increasing outdoor unit and a multi-split air conditioning system, the two-control jet enthalpy-increasing outdoor unit comprising: an outdoor heat exchanger (10), a jet enthalpy-increasing compressor (16), a r...  
WO/2020/082735A1
A heat pump system (100) and an air conditioner. The heat pump system (100) comprises a compressor assembly (10), an outdoor heat exchanger (20), an indoor heat exchanger (30), a heating heat-storage device (50), and a switching device (...  
WO/2020/082739A1
A two-pipe system gas-injection enthalpy-increasing outdoor unit and multi-split system, comprising: an outdoor heat exchanger (10); a compressor (16), comprising an exhaust port (162), a return port (164), and an injection port (166); a...  
WO/2020/082741A1
A two-pipe enhanced vapor injection outdoor machine and a multi-split system. The two-pipe enhanced vapor injection outdoor machine comprises: an outdoor heat exchanger (10) and a second interface (14); an enhanced vapor injection compre...  
WO/2020/077779A1
A method for controlling the power-on or power-off of an air conditioner, relating to the field of air conditioners, for optimizing a control method for an air conditioner, and increasing the reliability of turning on a unit. Said method...  
WO/2020/080129A1
The present disclosure describes a refrigerant compressor with which the operating efficiency of a refrigerator can be improved. This refrigerant compressor constitutes a refrigerator together with a condenser and an evaporator. The refr...  
WO/2020/071299A1
In a refrigeration cycle device (1), an injection pipe (31) and an economizer heat exchanger (32) are provided to a main refrigerant circuit (20). Further, the refrigeration cycle device (1) is provided with a sub refrigerant circuit (80...  
WO/2020/071300A1
A refrigeration cycle device that has a main refrigerant circuit (20) and a sub refrigerant circuit (80) and cools or heats a main refrigerant flowing between a main heat source-side heat exchanger (25) and main usage-side heat exchanger...  
WO/2020/065730A1
Of indoor units, with respect to one or a plurality of indoor units in an operating state, second electric expansion valves thereof are opened, and with respect to one or a plurality of indoor units in a non-operating state, the second e...  
WO/2020/065731A1
Of indoor units, with respect to indoor units in an operation ON state corresponding to heating load, second electric expansion valves thereof are opened, and with respect to other indoor unit in an operation OFF state corresponding to h...  
WO/2020/059079A1
An air conditioner according to an embodiment of the present invention has one or more indoor units, one or more outdoor units, an oil level drop detection unit, and a control unit. The indoor units each have an indoor heat exchanger and...  
WO/2020/057210A1
A cooling and heating switching device for a variable refrigerant flow system capable of heat recovery, a variable refrigerant flow system, and a control method. Ends of multiple high-pressure branch pipes of the cooling and heating swit...  
WO/2020/059077A1
An air conditioner according to an embodiment of the present invention has one or more indoor units, one or more outdoor units, a thermo-off detection unit, and a control unit. The one or more indoor units each have an indoor expansion v...  
WO/2020/056943A1
An evaporative condensing unit and a control method therefor. The evaporative condensing unit comprises: an indoor heat exchange pipe (20) comprising a compressor (21) and an indoor heat exchange unit (22) communicated with the compresso...  
WO/2020/053613A1
A receiver for a heating, air conditioning, and refrigeration system includes a tube extending along a tube axis from a first receiver end to a second receiver end opposite the first receiver end, and a single receiver port. The receiver...  
WO/2020/055653A1
A heat pump system, a defrosting method for the heat pump system, and a controller. The heat pump system includes a heat exchanger assembly for exchanging heat with a fluid medium, the heat exchanger assembly comprised a first heat excha...  
WO/2020/055462A1
A method for operating a heat pump (20; 300) includes operating in a cooling mode wherein heat is absorbed by refrigerant in the indoor heat exchanger (26) and rejected by refrigerant in the outdoor heat exchanger (24). The heat pump swi...  
WO/2020/048551A1
An air conditioner, comprising: a compressor (2), provided with an intermediate cavity; an auxiliary heat exchanger (7); a gas/liquid separator (1). The auxiliary heat exchanger (7) is in communication with the intermediate cavity of the...  
WO/2020/049605A1
Upon receiving a capacity distribution correction signal indicating a refrigeration performance deficiency from one remote controller from among a plurality of remote controllers, the control device recognizes the indoor unit correspondi...  
WO/2020/040158A1
Provided is a highly reliable refrigeration cycle device. An air-conditioner (W) is provided with a refrigeration circuit (Q) where a refrigerant is circulated through a compressor (1), an outdoor heat exchanger (3), an outdoor expansion...  
WO/2020/039707A1
The present invention performs management so that refrigerant discharged in a refrigeration cycle does not exceed a prescribed temperature. An air conditioner (100) according to the present invention comprises: a refrigeration cycle that...  
WO/2019/240670A9
A device (1) for eliminating condensation for air conditioners comprises a control unit (8) and a valve (9) connected to the control unit (8), the valve (9) having an inlet (10) suitable for being connected to at least one First heat exc...  
WO/2020/026374A1
This air conditioner is provided with: a refrigeration cycle circuit having a compressor, an outdoor heat exchanger, an expansion valve, and an indoor heat exchanger, which are connected sequentially by refrigerant piping; a cooling devi...  

Matches 1 - 50 out of 20,031