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WO/2021/220661A1 |
A vehicle air conditioning device has a refrigeration cycle (10), a heating unit (20), and a control unit (50). The refrigeration cycle is provided with a compressor (11), a condenser (12), an air conditioning evaporator (15), a cooling ...
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WO/2021/221806A1 |
This disclosure relates to refrigerant compressors, and, in particular, relates to cooling for the power electronics of such compressors. An example refrigerant system includes a main refrigerant loop in communication with a condenser, a...
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WO/2021/215072A1 |
The present invention enables suitable control of the temperature of an object to be cooled in a refrigeration cycle device that cools the object to be cooled. This refrigeration cycle device is provided with: a compressor (11) for compr...
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WO/2021/215167A1 |
A refrigeration cycle device according to the present invention comprises: a compressor (11) that compresses and discharges a refrigerant; a heat dissipating section (16) that dissipates the heat of the refrigerant discharged from the co...
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WO/2021/209099A1 |
A method for cooling preferably onboard a ship is provided, in which a working medium is pressurized in compressors in two steps, cooled down in a working medium high pressure cooler, collected in a receiver tank, further exposed to cool...
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WO/2021/204915A1 |
The invention relates to a thermal conditioning system (100) for a motor vehicle, comprising: - a coolant circuit (1) comprising: - a main loop (A) successively comprising, in the direction of flow of the coolant: - a compression device ...
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WO/2021/204914A1 |
The invention relates to a thermal conditioning system (100) for a motor vehicle, comprising: - a coolant circuit (1) comprising: - a main loop (A) comprising: a compression device (2), a dual-fluid heat exchanger (3), a first expansion ...
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WO/2021/200788A1 |
An air conditioning apparatus (1a) comprises a heat-source-side unit (2), a plurality of usage-side units (3a, 3b, 3c, 3d), intermediate units (4a, 4b, 4c, 4d), and three or more connection conduits (5, 6, 7). The connection conduits (5,...
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WO/2021/200787A1 |
An air conditioning apparatus (1) is provided with a heat-source-side unit (2), a plurality of usage-side units (3a, 3b, 3c, 3d), an intermediate unit (4), and two connecting conduits (5, 6). The intermediate unit (4) individually switch...
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WO/2021/194085A1 |
Provided are a refrigerator and a control method therefor, which sense hyper-condensation in a condenser on the basis of the temperature differences between evaporators provided in each storage chamber, and control the driving time of a ...
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WO/2021/192828A1 |
A heat pump (1) comprises: a first outdoor heat exchanger (5a) and a second outdoor heat exchanger (5b) which are mutually connected in parallel; a merge part (91) at which refrigerant that has flown out from the first outdoor heat excha...
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WO/2021/192787A1 |
This refrigeration cycle device comprises: a switching valve for switching between a battery mode in which a refrigerant flows through a heat exchanger for a battery and a non-battery mode in which the refrigerant does not flow through t...
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WO/2021/192885A1 |
A heat pump (1) comprises: an indoor heat exchanger (6); an outdoor heat exchanger (5) that is connected to the indoor heat exchanger (6); an accumulator (7) that is connected to the outdoor heat exchanger (5); and an evaporative heat ex...
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WO/2021/192760A1 |
Provided is a vehicle air conditioner capable of both heating onboard equipment such as a battery and providing cabin air conditioning, while also attaining a reduction in heating equipment. The vehicle air conditioner includes a heater ...
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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/2021/180894A1 |
The invention relates to a reversible air-conditioning system (100) for a motor vehicle, having a refrigerant circuit comprising: - a main loop (A) including, successively: o a compressor (1), o an evaporator-condenser (2) configured to ...
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WO/2021/183799A1 |
A CO2 refrigeration system includes a receiving tank, a condenser, a low temperature system, and a medium temperature system. The low temperature system is fluidly coupled to the receiving tank and the condenser. The low temperature syst...
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WO/2021/171401A1 |
An air conditioning apparatus according to the present invention comprises: a coolant circuit in which a compressor, a heat source-side heat exchanger including a first heat source-side heat exchanger and a second heat source-side heat e...
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WO/2021/173492A1 |
A system and method of controlling temperature of a medium by refrigerant vaporization, or working gas condensation, or a combination of both, the system including a container, at least one a working gas reservoir having at least one res...
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WO/2021/165646A1 |
Provided is a thermal management apparatus for use with a vehicle, the apparatus comprising a plurality of phase change heat exchange units thermally coupled with a vehicle system that requires thermal management, the plurality of phase ...
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WO/2021/165644A1 |
The present disclosure comprises an evaporative cooling assembly (200) for cooling an apparatus (220), and a method for cooling an apparatus (220). The evaporative cooling assembly comprises a refrigerant tank (202), the refrigerant tank...
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WO/2021/161183A1 |
A temperature control apparatus for supplying fluid to control a temperature of at least one semiconductor wafer within a semiconductor processing chamber, the temperature control apparatus comprising: a mixed refrigerant refrigeration s...
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WO/2021/156348A1 |
A refrigerant circuit arrangement (1), at least comprising a compression unit (2) for a refrigerant, having a first stage (3) and a second stage (4), a first condenser (5), a first evaporator (6), at least a second evaporator (7), and a ...
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WO/2021/157286A1 |
This refrigeration cycle device comprises an evaporation pressure regulating part (20, 210) placed downstream of a plurality of evaporation parts (16, 18, 19) and regulating a refrigerant evaporation pressure in the plurality of evaporat...
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WO/2021/156100A1 |
The invention relates to a refrigerant circuit (1), at least comprising a compressor (2) with an upstream suction side (3) and a downstream pressure side (4), a condenser (5), a first evaporator (6), and at least one second evaporator (7...
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WO/2021/152235A1 |
Disclosed is a motor vehicle thermal management device (1) in which a refrigerant fluid is intended to circulate, the thermal management device (1) comprising: • a main loop (A) comprising, in the direction of circulation of the refrig...
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WO/2021/144909A1 |
An air-conditioning device comprising: an outdoor unit having a compressor and an outdoor heat exchanger; an indoor unit having a first indoor heat exchanger and a second indoor heat exchanger; an expansion valve provided to the outdoor ...
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WO/2021/145007A1 |
This refrigeration cycle device is equipped with: a refrigeration cycle circuit through which a refrigerant circulates and in which a compressor, a condenser, a throttling device and an evaporator are connected by pipe; and a control dev...
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WO/2021/142993A1 |
A control method for a multi-connected air conditioner unit: it is determined on the basis of relevant parameters whether an outdoor unit in a stopped operation state is adjusted to be in a distributed load state, or whether the outdoor ...
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WO/2021/131498A1 |
A valve device (33, 35, 39, VD) is provided with: a pressure adjustment unit (337, 357, 397) for adjusting pressure of a control fluid; and a main valve (332, 352, 392) having a valve portion that is displaced in a prescribed valve axis ...
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WO/2021/131437A1 |
The present invention comprises: a compressor (11) for compressing a refrigerant; condensing units (12, 18) for condensing the refrigerant discharged from the compressor; branching parts (13i, 13j, 13k) for branching the flow of the refr...
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WO/2021/131497A1 |
A valve device (13) comprises: a plurality of valves (160, 180) that, in accordance with the pressure of a control fluid introduced into pressure chambers (PC1, PC2), change the throttle opening of internal flow paths (162, 182) through ...
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WO/2021/122444A1 |
A method for controlling a vapour compression system (1) comprising two or more evaporators (5, 12), each evaporator (5, 12) being arranged in thermal contact with a refrigerated volume, the refrigerated volumes storing goods of various ...
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WO/2021/123537A1 |
The present invention relates to a circuit (1) for a vehicle configured to be traversed by a coolant (FR). The circuit (1) comprises a main branch (2) comprising a main heat exchanger (3) comprising at least one inlet (100; 101, 102) for...
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WO/2021/123544A1 |
Disclosed is a method for defrosting a thermal regulation circuit for a vehicle, in particular for a motor vehicle, the thermal regulation circuit being provided with a refrigerant circulation loop comprising a first heat exchanger (2), ...
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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/2021/106079A1 |
The purpose of the present invention is to provide a refrigeration apparatus that includes a refrigeration circuit which is configured so as to be shared by refrigerants having different heat transfer characteristics and which includes a...
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WO/2021/104864A1 |
The invention relates to a refrigeration appliance, in particular a domestic refrigeration appliance, comprising • multiple storage compartments (2, 3, 4, 23), • a refrigerant circuit in which a first expansion valve (17), a first he...
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WO/2021/094787A1 |
A heat pump system with a refrigerant flow path comprising, in the heating mode of operation: a compressor coupled to receive refrigerant from a heating mode first refrigerant stream and a heating mode second refrigerant stream of the re...
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WO/2021/095338A1 |
A refrigeration cycle device (10) comprises a compressor (11, 11a), an air-conditioning evaporator (18), an air-conditioning flow rate adjustment unit (14b, 14bt, 15c), a cooling evaporator (19, 52a, 55), a cooling flow rate adjustment u...
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WO/2021/083697A1 |
The invention relates to a refrigeration appliance, in particular a domestic refrigeration appliance, comprising at least a first, a second and a third storage chamber (2, 3, 4), and a refrigerant circuit on which the following are conne...
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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/2021/069832A1 |
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/2021/070808A1 |
[Problem] To provide a cooling device capable of appropriately adjusting the flow rate of a refrigerant while keeping the product cost low. [Solution] A cooling device (10) comprises: an expansion device (14) that expands a refrigerant; ...
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WO/2021/069831A1 |
The invention relates to a thermal management circuit (1) for an electric or hybrid motor vehicle, the circuit comprising: - a main loop (A) comprising: o a compressor (3) comprising at least two compression stages, o a first heat exchan...
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WO/2021/065112A1 |
This heat source unit is connectable to an existing pipe or to an existing use unit (50, 60) and constitutes a refrigerant circuit (6) that is filled with carbon dioxide as a refrigerant. The heat source unit is provided with: a pressure...
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WO/2021/065111A1 |
This heat source unit constitutes a refrigerant circuit (6) which is connected to use circuits (51, 61) respectively having a first use unit (60) and a second user unit (50) which have different vaporization temperatures and performs a r...
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WO/2021/063638A1 |
Disclosed is a drive device, in particular for a flying vehicle such as an aircraft or a spacecraft, comprising at least one engine (2) and a device for cooling the engine (2), the device for cooling the engine (2) comprising a cryogenic...
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