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WO/2020/248858A1 |
A valve muffler (140) and an electronic expansion valve (100) thereof, the valve muffler (140) comprising: a body (141), which is provided with an accommodating cavity having an opening at one end, wherein the side wall of the body (141)...
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WO/2020/248932A1 |
Disclosed is a valve silencer (140), which comprises a body (141), wherein the body (141) is provided with a liquid inlet side (143) and a liquid outlet side (144) which are arranged oppositely, multiple through holes (142) are provided ...
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WO/2020/251480A1 |
The present invention is related to a heating-cooling machine (100) which comprising the following; an evaporator (150) which transfers heat energy from a medium with low temperature to a medium with high temperature, absorbs heat from t...
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WO/2020/250889A1 |
Manufacturing costs increase when the specifications of a shut-off valve of a refrigeration cycle device become excessive. This air conditioning device (1), which circulates a flammable refrigerant in a refrigeration cycle (10), is provi...
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WO/2020/250952A1 |
In the present invention, a refrigerant cycle system (100) comprises: a primary side cycle (20) that circulates a first refrigerant; a secondary side cycle (40) that circulates a second refrigerant; and a cascade heat exchanger (35) that...
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WO/2020/246791A1 |
The present invention relates to a thermal management system and, more specifically, to a refrigerant system comprising: a compressor, a first heat exchanger, an expansion valve, a second heat exchanger, and an accumulator which are conn...
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WO/2020/244207A1 |
An air conditioning system, comprising a compressor (1), a temperature adjusting system (2), and a dehumidifying system (3). The temperature adjusting system (2) and the dehumidifying system (3) are provided in parallel and then are conn...
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WO/2020/246338A1 |
A refrigeration cycle device (10) comprises a compressor (11), a radiator (12) that warms blown air by using refrigerant discharged from the compressor as a heat source when heating the interior, and a decompression part (13) that decomp...
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WO/2020/246249A1 |
The purpose of the present invention is to provide a refrigeration cycle device with which it is possible to achieve both heating performance and cooling performance.　The refrigeration cycle device (1) is provided with a refrigerant ci...
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WO/2020/240159A1 |
The present application provides apparatus (15) for connection to an HVAC-R system during maintenance or commissioning. The apparatus includes a plurality of ports (16, 17, 18) for fluid connection to the HVAC-R system and to maintenance...
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WO/2020/240847A2 |
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WO/2020/238507A1 |
A bidirectional throttling filter and an air conditioner. The bidirectional throttling filter comprises: a filter main body, the filter main body being of a hollow structure, being provided with openings at both ends, and being provided ...
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WO/2020/240158A1 |
The present application provides a vacuum pump (15) for use during maintenance or commissioning of an HVAC-R system (1). The vacuum pump (15) has a pump (17) having a pump intake (22) for connection to the HVAC-R system (1), in particula...
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WO/2020/233419A1 |
The present invention provides a refrigerator 1. The refrigerator 1 comprises a refrigerant circuit 10 comprising: an aluminum suction tube 17 having a recessed portion 171 formed in the length direction and recessed inwards in the radia...
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WO/2020/235786A1 |
An air conditioning apparatus includes an outdoor device that is configured to circulate refrigerant and that includes a compressor and an outdoor heat exchanger, a plurality of indoor devices configured to circulate water, and a heat ex...
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WO/2020/235801A1 |
An air conditioning apparatus includes an outdoor device that is configured to circulate refrigerant and that includes a compressor and an outdoor heat exchanger, a plurality of indoor devices configured to circulate water, and a heat ex...
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WO/2020/230321A1 |
This air conditioner is provided with an outdoor unit which has an outdoor heat exchanger, an indoor unit which has an indoor heat exchanger, and a relay which is disposed between the outdoor unit and the indoor unit and which comprises ...
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WO/2020/230376A1 |
Valve mechanisms (14a, 14b, 63a, 63b, 90) have: valve bodies (80, 95); a first flow path (81) formed at a position facing the tips (80a, 95b) of the valve bodies (80, 95); a drive unit (85) that moves the valve bodies (80, 95) between a ...
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WO/2020/223948A1 |
Disclosed are an air-conditioning system refrigerant recovery and filling system (200) and method. The refrigerant recovery and filling system (200) comprises a first compressor (201), a refrigerant temporary storage tank and a refrigera...
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WO/2020/224383A1 |
A refrigeration type emergency backpack thermal insulation system, and an operation method therefor. The system comprises a thermal insulation structure and a backpack. Insertion bars (21) are provided on one end of the thermal insulatio...
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WO/2020/227374A2 |
A combined heat exchanger, a heat exchange system, and an optimization method thereof are provided. The heat exchange system includes: an enhanced vapor injection compressor, a condenser, an expansion valve and an evaporator, which are l...
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WO/2020/220581A1 |
Disclosed is an air conditioning system, comprising: a high-pressure pipe, a low-pressure pipe, an indoor heat exchanger (10), an outdoor heat exchanger (20), a leakage-free thermal expansion valve (30), and a variable capacity compresso...
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WO/2020/220482A1 |
A refrigerant system (100) and an air conditioner. The refrigerant system (100) comprises: a compressor (1) having a gas outlet (11), a gas return port (12), and a gas supplement port (13); an outdoor heat exchanger (21) and an indoor he...
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WO/2020/220988A1 |
Disclosed are a freezer apparatus (1), and a refrigerating system (11) and a control method therefor, which belong to the field of refrigerating apparatuses. The refrigerating system (11) comprises a refrigerant circulation loop formed b...
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WO/2020/221784A1 |
The invention relates to an expansion valve (1), - having a housing (4), a sensor (29), a stepping motor (6) or a BLDC motor, a valve seat (7) and a valve body (8) interacting therewith, - wherein the stepping motor (6) or the BLDC motor...
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WO/2020/220989A1 |
A freezer device (1), a refrigeration system (11), and a control method therefor, belonging to the field of refrigeration devices. The refrigeration system (11) comprises a refrigerant circulation circuit formed by connecting a condenser...
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WO/2020/217271A1 |
The purpose of the present invention is to provide a refrigerant distributor, a heat exchanger, and a refrigeration cycle device in which, with respect to a change in the flow rate of a refrigerant which is dependent on the operation sta...
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WO/2020/213823A1 |
An air conditioning apparatus includes a heat exchange device that connects an outdoor unit to an indoor unit and that includes a heat exchanger configured to perform heat exchange between refrigerant and water, thereby reducing an amoun...
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WO/2020/211407A1 |
A heat pump system, comprising a controller, and a compressor (1), a heat exchange device and an evaporator (3) respectively electrically connected to the controller, and an electromagnetic valve (2) and an electronic expansion valve (6)...
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WO/2020/213537A1 |
This refrigeration cycle device (10) is provided with refrigeration circuit switching units (14a-14c). The refrigeration circuit switching units (14a-14c) switch: a first circuit that allows a refrigerant flowing out of a heat dissipatin...
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WO/2020/213635A1 |
A fluid circulation circuit (30) is provided with a flow passage switching valve (33). The flow passage switching valve (33) has a body part (301) and a switching part (302). The body part (301) has a first inlet (300A), a second inlet (...
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WO/2020/213420A1 |
Provided is an electromagnetic-valve-integrated expansion valve 1 that has excellent working properties. The electromagnetic-valve-integrated expansion valve 1 has: a valve body 10 that comprises a valve chamber 12; a valve element 30 th...
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WO/2020/211184A1 |
A refrigeration system, comprising an evaporator (1), a condenser (2), a throttling device (3), a compressor (4), an economizer (5) and an ejector (6), these devices together constituting a closed-loop refrigerant circulation loop, the e...
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WO/2020/211582A1 |
Provided is an air conditioner liquid separator; the liquid separator has a transition member (2) which enables refrigerant to enter a mixing structure (31) in a rotating-flow manner, such that the gas-liquid two-phase refrigerant enteri...
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WO/2020/211301A1 |
An air-conditioning system (1), an air conditioner, and a control method for the air-conditioning system. The air-conditioning system comprises: a refrigerant heat dissipation module (50) for cooling an electric-control assembly, the ref...
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WO/2020/208736A1 |
This refrigeration cycle device is provided with: a refrigerant circuit in which a compressor, a refrigerant flow passage switching device, a first heat exchanger, a first depressurizing device, a refrigerant container, a second depressu...
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WO/2020/209474A1 |
An air conditioning apparatus include an outdoor unit through which a refrigerant circulates, an indoor unit through which water circulates, a heat exchange device configured to connect the indoor unit to the outdoor unit, the heat excha...
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WO/2020/207109A1 |
Disclosed are an underground-cooling-type heat exchange system and heat exchange method. The heat exchange system comprises a compressor (11), an underground cooling pipeline (12), a throttling device (13), and an evaporator (14), which ...
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WO/2020/207110A1 |
Disclosed in the present invention are an earth-cooled air conditioner system and an installation method. The earth-cooled air conditioner system comprises a plurality of air conditioner main bodies and an earth cooling pipeline at least...
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WO/2020/200607A1 |
The invention relates to a method for operating a heat pump (2), wherein, in a first operating mode of the heat pump (2), a refrigerant evaporates in an evaporator (4) of the heat pump (2), the refrigerant absorbing (30) thermal energy (...
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WO/2020/199729A1 |
A seal method for a pipeline of a refrigeration system. A pipeline comprises an insertion pipe (200) and a sleeve pipe (100). The seal method comprises: inserting the insertion pipe (200) into the sleeve pipe (100) to dock the two togeth...
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WO/2020/205430A1 |
An electronic modulating valve for a refrigerant system including a valve body; an electrically actuated valve member mounted in the valve body for modulating flow of fluid through the valve body; an electric power element having at leas...
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WO/2020/204218A1 |
Disclosed is a cooling system comprising a refrigerant circulation unit through which a refrigerant circulates. A cooling system according to an embodiment of the present invention comprises a refrigerant circulation unit comprising: a f...
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WO/2020/204570A1 |
The present invention relates to a heat management system for a vehicle. The purpose of the present invention is to control the flow of a refrigerant between low-pressure-side heat exchangers in a serial or parallel manner according to a...
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WO/2020/202321A1 |
An air-conditioning apparatus (1A) comprises: a compression module (20) having a compressor (21) and refrigerant pipes (26, 27) that are welded to the compressor to circulate refrigerant to the compressor (21); an outdoor module (30) and...
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WO/2020/202763A1 |
According to the present invention, switching mechanisms (TV1, TV2, TV3, TV4, FV) have an electric motor (74), a channel switching part (71) that is driven by the electric motor (74), a first port (P1) that connects to a high-pressure ch...
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WO/2020/204596A1 |
Provided is an outdoor heat exchanger whereby a pipe in which a gas refrigerant flows may be easily installed on a pipe in which a two-phase (liquid + gas) refrigerant flows, and the gas refrigerant separated from the two-phase refrigera...
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WO/2020/192128A1 |
Disclosed is a four-way reversing valve for a carbon dioxide heat pump system. The four-way reversing valve comprises a pilot valve (1) and a main valve (2) connected to the pilot valve (1); the main valve (2) comprises a main valve body...
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WO/2020/195512A1 |
This vibration-isolating device, with which the transmission of vibration from a vibration generation source to a transmission destination member is minimized, comprises a vibration generation source (10) that generates vibration and one...
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WO/2020/197044A1 |
An air conditioning apparatus includes an outdoor unit through which a refrigerant circulates, an indoor unit through which water circulates, and a heat exchange device configured to connect the indoor unit to the outdoor unit, the heat ...
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