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WO/2021/122231A1 |
The present invention relates to a heat pump with a refrigerant circuit (100) having a compressor (10), an expansion unit (20), a condenser (30) and an evaporator (40), which are connected to refrigerant lines, and a refrigerant containe...
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WO/2021/120784A1 |
A multi-split air conditioning system, comprising an outdoor unit and a plurality of indoor units. Each indoor unit comprises a liquid accommodating component (3), a heat exchange component, an electronic expansion valve (2), and a plura...
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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/2021/119612A1 |
Some embodiments include a control bypass system for industrial cold storage facilities. In some embodiments, the control bypass system includes a cloud scheduler and a bypass controller. The cloud scheduler may be located in a remote lo...
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WO/2021/114741A1 |
The present disclosure provides an air conditioning system, comprising a condenser, a flash tank and at least one cooling channel; the condenser is in communication with the flash tank by means of the cooling channel, the cooling channel...
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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/2021/114541A1 |
The present application relates to the technical field of air conditioners, and provides a droplet evaporation device for a water chilling unit. The droplet evaporation device comprises: a first channel connected to a pipeline between an...
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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/2021/099955A1 |
Air-cooled module (3) for an air-cooled refrigeration cycle apparatus (1), comprising a desuperheater and condenser heat exchanger (6) configured for being fluidly connected to compressor means (2) of the air-cooled refrigeration cycle a...
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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/2021/085529A1 |
The present invention aims to alleviate the risk of leakage of refrigerant from a refrigerant circuit and particularly at the utilization side of the refrigerant circuit without the need to provide a dedicated bypass for refrigerant leak...
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WO/2021/086196A1 |
Heat pump (800) for supplying heat to an external process having a closed loop conduit carrying CO 2 as refrigerant, exhibiting a compressor (801), a downstream gas cooler (206), an external heat exchanger (802) downstream of gas cooler ...
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WO/2021/082331A1 |
An air conditioner, comprising an outdoor unit (100) and an indoor unit (200). The outdoor unit (100) comprises a compressor (110) and an outdoor side heat exchanger (141). The indoor unit (200) comprises a first heat exchanger (220) and...
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WO/2021/075068A1 |
Provided are a refrigerant liquefier and a refrigeration cycle having improved efficiency and a reduced size. The refrigerant liquefier is provided with a vortex flow generation element 120 for forming a vortex flow on an entrance side...
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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/2021/061520A1 |
A vapor compression cycle is provided including a compressor, condenser, expansion device, and evaporator fluidly connected via one or more fluid conduits, A fluid circulating within the one of more fluid conduits has a high temperature ...
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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/2021/042437A1 |
An air-conditioning system (100) and a control method therefor. The air-conditioning system (100) comprises a compressor (1), an indoor heat exchanger (2), and an outdoor heat exchanger (3), the compressor (1), the outdoor heat exchanger...
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WO/2021/044088A1 |
The invention relates to a heat-exchange system (1) for a motor vehicle, comprising a plurality of heat exchangers (2, 4), each configured to perform heat exchange between an airflow (F), passing mainly longitudinally through the heat-ex...
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WO/2021/023456A1 |
Disclosed is a low-temperature refrigeration device comprising a working circuit (10) that forms a loop and contains a working fluid, the working circuit (10) forming a cycle which includes, connected in series: a compression mechanism (...
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WO/2021/012725A1 |
A carbon dioxide refrigerating system and a refrigerating method thereof. A carbon dioxide refrigerating system, comprising a compressor (10), a condenser (11), a liquid storage device (12), and an evaporator (13) connected in sequence; ...
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WO/2021/015272A1 |
This heat exchanger comprises: a heat dissipation unit (20) that is provided with a heat exchange core (230) that dissipates heat from a high-pressure refrigerant into a first air flow by heat exchange between the first air flow and the ...
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WO/2021/016467A1 |
A flooded evaporator (38) for a HVAC&R system (10) includes a shell (102) defining an interior volume (264) and a refrigerant inlet (110) configured to direct a two-phase refrigerant (106) into the shell (102). The flooded evaporator (68...
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WO/2021/009102A1 |
The invention relates to a domestic refrigeration device (10a-k) comprising: at least one refrigeration compartment (14a-k) and at least a second refrigeration compartment (16a-k), and a refrigeration circuit (48a-k) having at least one ...
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WO/2021/006900A1 |
The present disclosure relates to the field of air conditioning technology. In particular, it involves a refrigerant charging method for variable speed compressor based ac system.
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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/2020/251723A1 |
A coolant cycle system for cooling a structure includes a two stage compressor configured to compress a coolant. The two stage compressor has a first stage with a first stage inlet and a first stage outlet and a second stage with a secon...
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WO/2020/244205A1 |
Disclosed are a supercooling device capable of improving a supercooling degree and an air-conditioning unit. The supercooling device comprises a box body with a refrigerant flow channel and further comprises a plurality of baffles arrang...
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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/2020/240847A2 |
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WO/2020/239533A1 |
The invention relates to a bottle for a water condenser of a motor vehicle, comprising a circuit for cooling a refrigerant fluid by water, said bottle (2) comprising a cooling circuit (4) and it being possible to connect said cooling cir...
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WO/2020/242289A1 |
The present invention discloses an evaporator (1) for use within a cooling sub-system (2) of an energy reclaim system, the evaporator (1) being adapted to receive a refrigerant liquid and expand the refrigerant into a gaseous and a liqui...
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WO/2020/231725A1 |
Provided is a system and a method for estimating capacity. The system includes one or more sensors, a compressor coupled to one or more sensors, and a controller. The controller is configured to receive one or more parameters of a coolin...
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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/2020/213537A1 |
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/2020/208573A1 |
Methods for shortening the cycle time in each of the defrost, standby and cool modes of operation of a very low temperature refrigeration system. These methods can be used alone or in combination with one or more of each of the other tec...
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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/2020/189203A1 |
The present invention facilitates determination of the amount of refrigerant. Provided is a refrigerant amount estimation device which estimates the amount of refrigerant in an air conditioner in which a compressor, a heat source side he...
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WO/2020/182445A1 |
The invention relates to a refrigerant circuit, a method for operating a refrigerant circuit, a heat pump comprising a refrigerant circuit of the above type, and a heat transfer method by means of such a refrigerant circuit or by means o...
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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/2020/165512A1 |
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/2020/164210A1 |
An air conditioning system, comprising an indoor heat exchanger (1), an outdoor heat exchanger (2), a centrifugal compressor (3), a subcooler (4), and a first throttling element (5). The centrifugal compressor (3) comprises multi-stage c...
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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/2020/160817A1 |
The invention relates to a method for operating a vehicle refrigeration system having a refrigerant circuit (10), in refrigeration operation with a chiller branch (1.0) which has a chiller (1), a first expansion member (AE1) and is therm...
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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/2020/152420A1 |
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/2020/152873A1 |
The purpose of the present invention is to provide a refrigerant liquefying element, a heat exchanger, and a refrigeration cycle with which improvement in the efficiency of the refrigeration cycle and size reduction can be achieved. This...
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WO/2020/143539A1 |
A heat exchanger and an air conditioner, the heat exchanger comprising a heat exchange pipe group (1), a supercooling pipe group (2), a supercooling bypass pipe (3), a diverting bypass pipe (5), a supercooling one-way valve (4) and a div...
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WO/2020/143537A1 |
Disclosed are a heat exchanger and an air conditioner. The heat exchanger comprises a heat exchange pipe group (1), a supercooling pipe group (2), a supercooling bypass pipe (3), a flow-dividing bypass pipe (5), a supercooling one-way va...
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