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WO/2020/245871A1 |
The purpose of the present invention is to provide an air conditioning device and a control method therefor that allow the quantity of a refrigerant stored in an accumulator in the air conditioning device to be accurately ascertained reg...
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WO/2020/234994A1 |
An air conditioning device is provided with: a plurality of heat source machines each having a compressor, a heat-source-side heat exchanger, a flow-regulating valve, and an accumulator; a use-side load connected to the heat source machi...
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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/2020/230737A1 |
Provided are a heat exchanger and a heat pump apparatus having a header, with which it is possible to keep the number of components low, even in the case in which a large internal space is maintained. This outdoor heat exchanger (11) is ...
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WO/2020/227378A1 |
An air conditioning system including a four-way valve including a first port, a second port, a third port and a fourth port, at least the first port and the third port are fluidly isolated; a compressor, an output end and an input end of...
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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/2020/215787A1 |
A control method for a heat pump system, the heat pump system comprising a compressor (1), an indoor heat exchanger (2), a first throttling device (3), a second throttling device (6), a bypass pipeline (4) and an outdoor heat exchanger (...
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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/2020/211301A1 |
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/2020/209979A2 |
Methods and apparatus are disclosed for high-efficiency thermal storage with a fluid-filled "battery" tank positioned within a fluid-filled "reservoir" tank. Fluid loops couple the tanks to a heat pump and a building. The heat pump can c...
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WO/2020/208805A1 |
This air-conditioning device comprises: a heat-source-side unit; a plurality of load-side units; a repeater that distributes the heat source generated by the heat-source-side unit to the plurality of load-side units; a first refrigerant ...
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WO/2020/202553A1 |
In a refrigeration cycle apparatus (100) according to the present invention, the circulation direction of a refrigerant is switched between a first circulation direction and a second circulation direction inverse to the first circulation...
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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/2020/197044A1 |
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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WO/2020/192087A1 |
A multi-split air conditioner, comprising a compressor (20), a four-way valve (3), a plurality of indoor units (1), a first outdoor heat exchanger (21) and a second outdoor heat exchanger (22) arranged in parallel, and a first outdoor-un...
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WO/2020/191976A1 |
Provided are an air conditioner control method and device, and an air conditioner. The air conditioner comprises an outdoor condenser, an indoor evaporator, a first electronic expansion valve, a throttle valve and a heat dissipation cool...
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WO/2020/197052A1 |
An air conditioning apparatus may include 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. The heat exchanger may...
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WO/2020/197063A1 |
An air conditioning apparatus includes: an outdoor unit configured to circulated refrigerant; a first pipe and a second pipe that are connected to the outdoor unit; an indoor unit configured to circulate water; and a heat exchange device...
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WO/2020/196565A1 |
This air conditioning device (200) comprises a dryness calculation unit (250) that calculates the degree of dryness of a refrigerant flowing into a lower-side heat exchanger (indoor heat exchanger (31) during a cooling operation, outdoor...
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WO/2020/188756A1 |
The purpose of the present invention is to provide an air conditioner that reduces the retained quantity of refrigerant in liquid-side connection piping and makes it possible to contribute to a reduction in the amount of refrigerant used...
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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 ...
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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...
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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...
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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...
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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...
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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), ...
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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...
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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...
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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 ...
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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...
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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...
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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), ...
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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...
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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),...
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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 ...
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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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