Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 10,865

Document Document Title
WO/2020/182462A1
The present invention relates to a heat pump device (2) for a heating and/or hot water preparation system (1) having a refrigerant circuit (200) and a water circuit (100), to a heating and/or hot water preparation system (1) having a ref...  
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/2020/177275A1
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/2020/166308A1
A defrosting device (200) comprises: a cooler (3) that has a refrigerant pipe (1) and a plurality of fins (2); an accumulator (4) that is connected to the refrigerant pipe (1) and stores a liquid refrigerant; and a defrosting heater (111...  
WO/2020/161834A1
The present invention provides a refrigeration cycle device (1) comprising a refrigerant circuit (10), a switching circuit (20), detection units (41, 42), a pressure adjuster (44), and a controller (50). The switching circuit (20) perfor...  
WO/2020/161839A1
A refrigeration device (100) comprises a compressor (1), a first heat exchanger (2), and a cooling part (3). The cooling part (3) includes a second heat exchanger (31) and a third heat exchanger (32). Refrigerant circulates in order thro...  
WO/2020/161838A1
The freezing apparatus (100) according to the present invention performs a normal operation and a defrosting operation. The freezing apparatus (100) comprises a compressor (1), a first heat exchanger (2), a second heat exchanger (4), a f...  
WO/2020/161805A1
An air conditioner (1) comprises: a second heat exchanger (22) that performs heat exchange between a first heat medium and a second heat medium; a plurality of third heat exchangers (31, 41, 51) that perform heat exchange between the sec...  
WO/2020/161803A1
A refrigeration device (100) comprises an outdoor unit (101) and an indoor unit (102). The outdoor unit (101) comprises a first compressor (1), a second heat exchanger (2), a reversing valve (7), and a refrigerant volume adjustment mecha...  
WO/2020/161804A1
A freezing device (100) comprises a refrigerant circuit in which a refrigerant circulates through a compressor (1), a first heat exchanger (2), an expansion device (3), and a second heat exchanger (4) in order, and a drain pan (5) that i...  
WO/2020/150889A1
Disclosed is a control system for sequential defrosting of a moist-air heat exchanger, the control system comprising an air heat-absorption unit, a defrosting unit, and a control unit (7). By using a combination of the principle of spati...  
WO/2020/149063A1
[Problem] To ensure the required amount of heat absorption while preventing frost formation in an interior heat exchanger during a defrosting operation. [Solution] An accumulator 27 has: a hollow pressure vessel 27a; a refrigerant outflo...  
WO/2020/144680A1
The disclosure relates to an Ice maker. Specifically, the disclosure relates to an ice maker having a circulating coolant fluid that is separate and distinct from the circulating refrigerant used to control the coolant´s temperature in ...  
WO/2020/143777A1
A defrosting system, applied in a refrigerator, and comprising a compressor (10), a condenser (20), and an evaporator (30). A fan (33) is provided on the evaporator (30). The defrosting system further comprises a communication-switching ...  
WO/2020/144681A1
An atmospheric water generator (AWG) includes a defrost or reversing valve embedded on the refrigeration cycle of the AWG. The defrost or reversing valve enables, when activated, hot compressed refrigerant gas to flow from the condenser ...  
WO/2020/145281A1
This refrigeration system is one in which a compressor, an outdoor heat exchanger, an expansion valve, and an indoor heat exchanger are connected in a ring and which performs a cooling operation for cooling a target space, the refrigerat...  
WO/2020/135589A1
An air conditioning system, and a reverse-cycle defrosting method and device for the same. The method comprises: controlling an air conditioning system to perform reverse-cycle defrosting; and controlling, during a reverse-cycle defrosti...  
WO/2020/135591A1
An air conditioning system, and a method and device for controlling an air conditioning system. The method comprises: recognizing that an air conditioning system needs to terminate a heating operation, and controlling the air conditionin...  
WO/2020/131377A1
A soft-opening valve, such as for a refrigeration system, includes a valve body having an inlet, outlet, main passage between the inlet and outlet, and a first valve surface movable in the main passage to control fluid flow from inlet to...  
WO/2020/121411A1
This air conditioner comprises: a refrigerant circuit having a main circuit and a bypass circuit; an air-conditioning load state detection means; an operation state detection means; and a control device. The air conditioner has a simulta...  
WO/2020/115812A1
This air conditioner is provided with a refrigerant circuit in which a compressor for compressing and discharging a refrigerant, an indoor heat exchanger for causing an exchange of heat between the refrigerant and indoor air, a first thr...  
WO/2020/113938A1
An air conditioner system (10), an air conditioner control method and an apparatus (90), as well as a computer-readable storage medium. The air conditioner system (10) comprising a compressor (100), an indoor heat exchanger (110), a firs...  
WO/2020/111200A1
When defrost operation is initiated in any one of a plurality of air conditioners, the defrost initiation conditions are modified for the other air conditioners apart from the air conditioner that has initiated defrost operation.  
WO/2020/111479A1
An air conditioner comprises: an outdoor heat exchanger in which N heat exchange units are sequentially spaced in the up and down direction, a first heat exchange unit is located at the uppermost position, an Nth heat exchange unit is lo...  
WO/2020/110213A1
An air-conditioner (300) is provided with: a compressor (1); a passage switching valve (2); an outdoor heat exchanger (3); a passage guiding device (5); an expansion valve (6); and an indoor heat exchanger (7). The outdoor heat exchanger...  
WO/2020/111241A1
Provided are a refrigeration cycle device and a refrigeration cycle system with which the amount of refrigerant can be determined precisely even when the refrigeration cycle device is operating in a heating operation mode as a normal mod...  
WO/2020/111590A1
The present invention relates to a refrigerator and a method for controlling same, and the purpose of the present invention is to improve a structure of a cooling compartment evaporator and a control method thereof such that the cooling ...  
WO/2020/112819A1
A closed loop water chiller system and method of operating a closed loop water chiller system includes a water chiller system having a pipe network. An inert gas source, such as nitrogen gas source is connected with the pipe network. Ine...  
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/2020/100210A1
This refrigerating cycle apparatus comprises: a refrigerant circuit obtained by connecting, with pipes, a compressor, an outdoor heat exchanger, an expansion unit, a usage-side heat exchanger and an accumulator; a bypass circuit which co...  
WO/2020/098057A1
Disclosed are a heat recovery system and a defrosting control method. The heat recovery system comprises a first liquid pipe (3), a first gas pipe (2), and a generator (5), wherein the generator (5) comprises a second pipeline (9); the f...  
WO/2020/100366A1
This refrigeration cycle apparatus comprises: a refrigerant circuit obtained by connecting, by pipes, a compressor, an outdoor heat exchanger, an expansion unit, a usage-side heat exchanger and an accumulator; a bypass circuit which conn...  
WO/2020/100766A1
This heat exchanger comprises: a plurality of heat transfer pipes that extend along a first direction orthogonal to a flow direction for a gas to be cooled; and a defrosting unit for defrosting pipes to be defrosted among the plurality o...  
WO/2020/100768A1
The heat exchanger according to one embodiment of the present invention is provided with: a gas flow path through which a to-be-cooled gas is passed; a plurality of heat transfer pipes that are disposed within the gas flow path; and an u...  
WO/2020/100767A1
This heat exchanger comprises: a gas flow path through which gas to be cooled flows; a plurality of heat transfer pipe groups arranged inside the same gas flow path; a cooling medium inlet flow path for supplying a cooling medium to the ...  
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/2020/090635A1
This refrigeration apparatus includes a compressor, a four-way switching valve, a heat source-side heat exchanger, an expansion valve, a use-side heat exchanger, and a refrigeration circuit configured such that a refrigerant circulates t...  
WO/2020/079835A1
An air conditioner (100) comprises: a main circuit (30); a first bypass channel (B1) by which a second heat exchanger (7) pipe on the side of a first expansion valve (6a) and a discharge side pipe of a compressor (1) communicate; a secon...  
WO/2020/073372A1
A hot pump hot blast stove system for grain drying, comprising a blower and a heat pump unit. The heat pump unit comprises a compressor (1-1; 1-2; 1-3), an evaporator (4-1; 4-2; 4-3), a gas-liquid separator (5-1; 5-2; 5-3), and a condens...  
WO/2020/071803A1
The present invention relates to a heat management system which comprises: a refrigerant circulation line which cools an indoor space by circulating a refrigerant and includes a compressor, a water cooling-type condenser, a first expansi...  
WO/2020/066273A1
This heat pump device is provided with: a refrigerant circuit in which a compressor (11), a first indoor heat exchanger (21), an electric expansion valve (13), and a heat source-side heat exchanger (14) are connected in a loop; a second ...  
WO/2020/062606A1
Disclosed are a refrigerant circulation system and a method for controlling same, and an air conditioning device. The refrigerant circulation system comprises a main circulation system and a heat exchange system, wherein the heat exchang...  
WO/2020/066015A1
This air-conditioner is provided with: a plurality of outdoor units which each include a compressor and an outdoor heat exchanger and through which a refrigerant flows; one or more indoor units which each include an indoor heat exchanger...  
WO/2020/056956A1
A defrosting control method and device for a heat pump unit, a storage medium, and a heat pump unit.The method comprises: acquiring an outdoor ambient temperature and an operation state of a heat pump unit; determining whether the outdoo...  
WO/2020/055628A1
A transport refrigeration unit is provided and includes a compressor, a condenser, an expansion valve, an evaporator, piping fluidly coupling the compressor and the condenser, a fluid loop to produce heated fluid from an engine, which is...  
WO/2020/050085A1
This compressor causes heat stored in a heat storage material to be transferred to a fluid and is provided with a compression unit (110) and a cover section (120). The compression unit (110) compresses and discharges a fluid. The cover s...  
WO/2020/050086A1
This compressor is provided with a compression unit (110) and a cover section (120). The compression unit (110) compresses and discharges a fluid. The cover section (120) is arranged on the outer circumferential side of the compression u...  
WO/2020/044386A1
A refrigeration device (100) is provided with a refrigerant circuit through which a refrigerant circulates. The refrigerant circuit includes a compressor (1), a heat source-side heat exchanger (2), an auxiliary heat exchanger (3), a firs...  
WO/2020/021700A1
This refrigeration cycle device (100) uses a non-azeotropic refrigerant mixture. The refrigeration cycle device (100) is provided with a compressor (1), a first heat exchanger (3), a pressure reducing device (4), a second heat exchanger ...  
WO/2020/017030A1
An air conditioning device (1) comprises: a compressor (11); a first heat exchanger (13); a second heat exchanger (22) that exchanges heat between a first heat medium and a second heat medium; a plurality of flow rate adjusting valves (3...  

Matches 1 - 50 out of 10,865