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WO/2021/185475A1 |
The invention relates to a method (500) for defrosting an external heat exchanger (18), which is operated as an air heat pump evaporator, of a cooling system (10) for a motor vehicle, the cooling system (10) comprising: a coolant compres...
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WO/2021/179734A1 |
A refrigeration device, a refrigerator and a control method therefor, a food processing method and a control device. The refrigeration device comprises a compressor (101), a condenser (102), a throttling device (103) and an evaporator (1...
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WO/2021/149222A1 |
This outdoor unit for a refrigeration cycle device comprises: a first header pipe and a second header pipe that are connected to a heat source side heat exchanger; and a refrigerant distribution pipe that has an inflow pipe into which th...
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WO/2021/124499A1 |
This air conditioning device comprises: a compressor that compresses a refrigerant; a high pressure-side piping in which the refrigerant discharged from the compressor flows; a first heat exchanger that is connected to the high pressure-...
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WO/2021/121546A1 |
The invention relates to a compression refrigeration system (100) having at least three thermally coupled refrigerant circuits (I, II, III), including a first refrigerant circuit (I) with a first refrigerant, which is liquefied or can be...
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WO/2021/124458A1 |
This refrigeration cycle device (100) is provided with: a compressor (1), a first outdoor heat exchanger (4), and a second outdoor heat exchanger (5) that are connected to a refrigerant expanding mechanism (8) and an indoor heat exchange...
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WO/2021/116564A1 |
Reversible thermal-management device (1) for a motor vehicle, said thermal-management device (1) comprising a refrigerant fluid circuit, and comprising: • a main loop (A) comprising, in succession, a compressor (3), an internal condens...
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WO/2021/086639A1 |
Systems and methods for operating a water recovery system and include activating a plurality of dampers, a fan, and a refrigeration system of the water recovery system. The method includes measuring an ambient air temperature of the wate...
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WO/2021/086638A1 |
Systems and methods for operating a water recovery system and include activating a plurality of dampers, a fan, and a refrigeration system of the water recovery system. The method includes measuring an ambient air temperature of the wate...
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WO/2021/075181A1 |
This refrigeration cycle device has a refrigeration cycle (10a), an outdoor heat exchanger (16, 16a, 16b), a cooling necessity determination unit (60f), a determination reference setting unit (60g), and a cooling control unit (60h). The ...
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WO/2021/070314A1 |
A refrigeration cycle device (100), wherein an air blower (5) forms an air flow (Wd1) that passes from a second port (P2) to a first port (P1) in that order and from a fourth port (P4) to a third port (P3) in that order. A non-azeotropic...
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WO/2021/069832A1 |
The invention relates to thermal management circuit (1) of an electric or hybrid motor vehicle, said circuit comprising: a) a main loop (A) comprising: - a first compressor (3a), o a first heat exchanger (5) traversed by an external air ...
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WO/2021/063272A1 |
The present application provides a heat management system. The heat management system comprises a compressor, a first heat exchanger, a first throttle device, a second heat exchanger, a third heat exchanger, and a fourth heat exchanger; ...
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WO/2021/065186A1 |
The present invention improves the efficiency during cooling operation in an air conditioner when the efficiency during cooling operation deteriorates as a result of using an ejector at the time of pressure loss in refrigerant piping or ...
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WO/2021/065678A1 |
According to the present invention, a heat source-side heat exchanger that functions as an evaporator is divided so that the heat source-side heat exchanger functions as an intermediate cooler as well. When this air conditioner is provid...
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WO/2021/042056A9 |
Embodiments of the present invention reduce the amount of energy required to operate air-conditioners and refrigerators by providing a vapor-compression system that harnesses a low- or no-cost source of energy, namely, heat, and uses the...
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WO/2021/059635A1 |
In a first refrigeration cycle and a second refrigeration cycle, a refrigerant circuit (6) has: an intermediate flow path (41) that introduces a refrigerant into an intermediate pressure portion (21a) between a first compression portion ...
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WO/2021/059912A1 |
This refrigerant flow passage switching device comprises: a first header pipe (55) that can be connected to a high/low pressure gas communication pipe (13) of a heat source-side unit (110); a second header pipe (56) that can be connected...
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WO/2021/053710A1 |
The purpose of the present invention is to provide an air conditioner and a control method which can prevent defrosting operation from applying an excessive load on a compressor. This air conditioner has multiple outdoor units, one or mo...
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WO/2021/043573A1 |
A refrigeration appliance, more particularly a domestic refrigeration appliance, comprises a compressor (6), a condenser (10), at least one first evaporator (19), an intake line (20) extending from the first evaporator (19) to the compre...
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WO/2021/034182A1 |
The invention provides an integrated air conditioning and liquid heating system (100) comprising a refrigeration circuit (110) having one or more primary heat exchangers (101); a liquid heating circuit (120); and a secondary heat exchang...
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WO/2021/011562A1 |
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system includes a first vapor compression flow path (102) having a first condenser (104) configured to place a working fluid in a heat exchange relationship with a c...
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WO/2021/011564A1 |
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system includes a first refrigerant circuit (102) having a first compressor (106) configured to circulate a first refrigerant through a first condenser (110) and a f...
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WO/2020/260814A1 |
The present invention relates to a method for managing a thermal management device (1) for a motor vehicle, comprising a refrigerant-fluid circuit comprising: - a main loop (A) comprising, in the direction of circulation of the refrigera...
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WO/2020/261734A1 |
An outdoor unit 2 of a refrigeration cycle device 1 comprises: a plurality of condensers 6; and a plurality of liquid receivers 7, provided in the same number as the plurality of condensers 6, and which are respectively connected to outl...
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WO/2020/263764A1 |
Methods and systems for power management are provided. Aspects include receiving, by a controller (302), load data associated with two or more refrigeration systems, wherein the two or more refrigeration systems comprise at least a first...
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WO/2020/255192A1 |
The refrigeration circuit device comprises: a first channel switching valve that has first to fourth ports; a second channel switching valve and a third channel switching valve that each have fifth to seventh ports; a compressor; a disch...
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WO/2020/252141A1 |
A dual redundant cooling system (200, 300) for a container (500) is provided. The dual redundant cooling system (200, 300) includes a first cooling unit (200) and a second cooling unit (300). The first cooling unit (200) is positioned in...
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WO/2020/249579A1 |
The invention concerns a method for managing a thermal management device (1) for a motor vehicle, comprising the following steps: - increasing the speed of rotation of the compressor (3) to its maximum speed, - determining a modified set...
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WO/2020/247153A1 |
A refrigerant vapor compression system includes a compression device having at least a first compression stage and a second compression stage arranged in series refrigerant flow relationship. A first refrigerant heat rejection heat excha...
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WO/2020/246305A1 |
The present invention improves operation efficiency by promoting the discharge of waste heat of an air-conditioning heat medium during cooling, and is provided with a heat exchanger 13 for performing heat exchange between outdoor air pas...
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WO/2020/246306A1 |
The present invention improves operation efficiency by promoting the discharge of waste heat of an air-conditioning heat medium during cooling, and is provided with a heat exchanger 13 for performing heat exchange between outdoor air pas...
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WO/2020/230641A1 |
[Problem] A refrigerant state detection device (40A) according to one embodiment is provided with: a temperature information acquisition unit (41) for acquiring the temperature of a refrigerant flowing out from a condenser in a refrigera...
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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/2020/212127A1 |
The present invention relates to a method for controlling a thermal management device (1) of a motor vehicle comprising a refrigerant-fluid circuit comprising a compressor (3), a first heat exchanger (5), an expansion device (7) and the ...
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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/2020/197052A1 |
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/2020/194677A1 |
The purpose of the present invention is to provide a refrigeration cycle device such that it is possible to suppress freezing of a lower portion of a heat exchanger where drain water tends to accumulate, and reduce the amount of refriger...
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WO/2020/179015A1 |
This refrigeration cycle device (100) is provided with a compressor (1), a first heat exchanger (3a), a second heat exchanger (3b), a third heat exchanger (5), a first expansion valve (4a) and a first switching unit (7). The first switch...
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WO/2020/165512A1 |
The present invention concerns a thermal management device comprising an indirect air-conditioning circuit (1) for a motor vehicle, comprising: a first refrigerant loop (A) comprising, in the direction of flow of the refrigerant, a compr...
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WO/2020/165511A1 |
The present invention concerns a thermal management device comprising an indirect air conditioning circuit (1) for a motor vehicle, comprising: - a first refrigerant fluid loop (A) comprising a compressor (3), a two-fluid heat exchanger ...
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WO/2020/165525A1 |
The present invention relates to a thermal management device (1) of a motor vehicle, said thermal management device (1) comprising a refrigerant circuit, in which a refrigerant is intended to circulate, said refrigerant circuit comprisin...
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WO/2020/165513A1 |
The present invention relates to a thermal management device having an indirect air-conditioning circuit (1), comprising: - a first refrigerant loop (A) comprising a compressor (3), a dual-fluid heat exchanger (5), a first expansion devi...
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WO/2020/157788A1 |
The present invention provides an air conditioner (1), wherein during operation, a refrigerant circulates through a compressor (10), a condenser (40/20), an expansion device (30), and an evaporator (20/ 40) in the stated order. The conde...
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WO/2020/152420A1 |
The present invention relates to a reversible air-conditioning circuit (1) comprising: • a main loop (A) comprising a compressor (3) and a water condenser (5) jointly connected to an auxiliary circuit, a first expansion device (7), an ...
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WO/2020/126414A1 |
The invention relates to a heating device having at least one heating flow line (12a; 12b; 12c; 12d), a heating return line (14a; 14b; 14c; 14d) and a heat pump unit (16a; 16b; 16c; 16d) for transferring heat to the heating flow line (12...
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WO/2020/115444A2 |
The invention relates to an air conditioning system (1) of a vehicle, comprising a refrigerant circuit (2) which has at least a first refrigerant loop (14) and a second refrigerant loop (22) which is capable of fluidically communicating ...
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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...
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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...
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