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WO/2024/028946A1 |
A refrigeration cycle device according to one embodiment comprises: a shutoff valve that is disposed in piping for connecting an indoor unit and an outdoor unit and circulating a refrigerant, and opens/closes by means of power from an al...
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WO/2024/023874A1 |
This air conditioner (100) comprises an outdoor unit (101), an indoor unit (102), and a first pipe (111) and a second pipe (112) connecting same. The outdoor unit (101) has a first heat exchanger (3), a first expansion valve (41), a comp...
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WO/2024/021430A1 |
The present application discloses a method for diagnosing an air conditioner one-way valve failure. An air conditioner comprises a heat exchanger, capable of changing the flow path of a refrigerant in the heat exchanger when an operation...
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WO/2024/024443A1 |
The present invention provides a manifold comprising a channel housing including a first channel for circulating a first cooling fluid and a second channel for circulating a second cooling fluid, wherein in the channel housing, heat is e...
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WO/2024/022496A1 |
An ultralow-temperature storage system, comprising a refrigeration main machine (100) and a low-temperature storage tank (1). The low-temperature storage tank (1) comprises an inner shell (1-1), an outer shell (1-2), and a heat exchange ...
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WO/2024/022000A1 |
An electronic expansion valve assembly, an electronic expansion valve (10), and a refrigeration appliance. The electronic expansion valve assembly comprises a guide sleeve (300) and a valve port seat (400); the valve port seat (400) is a...
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WO/2024/021439A1 |
The present application relates to the technical field of intelligent household appliances, and discloses a method for controlling an air conditioner. The air conditioner comprises an outdoor variable shunt heat exchanger, and a control ...
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WO/2024/021964A1 |
An electronic expansion valve assembly, an electronic expansion valve and a refrigeration apparatus. The electronic expansion valve assembly comprises a connecting seat (200) and a guide sleeve (300), wherein the guide sleeve (300) is ri...
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WO/2024/023089A1 |
The invention relates to a hydraulic unit (3) for a refrigerant in a thermal management circuit of a motor vehicle, said hydraulic unit (3) comprising within it at least one first refrigerant flow line (A) between a first port (A1) openi...
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WO/2024/023250A1 |
The invention relates to a control valve for a refrigerant circuit of the refrigeration unit, with a housing which has at least one inlet opening and at least two outlet openings, between which a regulating chamber is provided, with a mu...
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WO/2024/021600A1 |
An ice storage air conditioner, a method, an apparatus, and a computer readable storage medium, wherein the ice storage air conditioner (200) comprises a water tank (210), a cool storage module, a rapid ice storage apparatus (100), and a...
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WO/2024/016571A1 |
The present application relates to the technical field of air conditioners, and provides a one-way shunt device, comprising a housing, a guiding assembly, a blocking element, and a first positioning element. When the blocking element is ...
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WO/2024/018008A1 |
The invention relates to a system (1) for controlling the temperature of at least one test piece (21), comprising at least one temperature-control circuit (2) through which at least one first medium (3) can flow, wherein the temperature ...
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WO/2024/016669A1 |
Provided is an air conditioning system (100), comprising an outdoor unit (200), an indoor unit (300), a refrigerant recycling apparatus (400) and a controller (600), wherein the outdoor unit (200) comprises an outdoor refrigerant leakage...
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WO/2024/019339A1 |
Disclosed is a vehicle heat pump system which can implement various air-conditioning modes while minimizing the number of expansion valves, and which can comprise relatively low-priced components such that manufacturing costs can be sign...
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WO/2024/016588A1 |
The present application relates to the technical field of air conditioners. Disclosed is a one-way flow diverting device, which comprises a housing, a guide assembly, a blocking member and a positioning member. The housing comprises a fi...
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WO/2024/016728A1 |
Provided is an air conditioning system, comprising an outdoor unit, an indoor unit, a refrigerant recovery device and a controller. The outdoor unit comprises a first four-way valve, a second four-way valve and an outdoor refrigerant lea...
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WO/2024/012144A1 |
A control method and device for a multi-split system, the multi-split system, and a storage medium. The control method comprises: receiving a target control signal, wherein the target control signal comprises a refrigeration power-on sig...
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WO/2024/014381A1 |
A heat source unit (20) comprises: a heat exchanger (30) which is disposed in an air passage (S2) and which includes a plurality of flat pipes (35) inside which heat medium flow passages (C) are formed, and a plurality of fins (36) demar...
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WO/2024/015195A1 |
The present disclosure relates to a HVAC system operable to use a refrigerant in a refrigerant circuit to heat or cool an indoor space and includes a defrost circuit connected to the refrigerant circuit. The defrost circuit includes a fi...
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WO/2024/014666A1 |
An air conditioner comprising: a compressor including a discharge side; an outdoor heat exchanger provided to perform heat exchange with outdoor air; a base arranged to support the compressor and the outdoor heat exchanger; a four-way va...
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WO/2024/014799A1 |
The invention relates to a valve device for operation with a refrigerant, in particular for operation with a refrigerant in a motor vehicle heat pump system, having a valve body bushing (1) with a first axial section (1.1) provided for i...
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WO/2024/007609A1 |
A safety early warning method for an air conditioner (10), a safety early warning device (60) for the air conditioner (10), the air conditioner (10), and a storage medium, relating to the technical field of intelligent household applianc...
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WO/2024/009860A1 |
This refrigeration cycle device comprises: a decompression unit (14, 142); an evaporation unit (15); a decompression control unit (20b); a pressure detection unit (21a); and a temperature detection unit (21b). The pressure detection unit...
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WO/2024/008476A1 |
The invention relates to a refrigerant distribution module (50), comprising: - a first refrigerant circulation channel (11) connecting a first inlet (E1) and an outlet (S); - a second channel (12) connecting a second inlet (E2) and a fir...
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WO/2024/009395A1 |
This refrigerator comprises a compressor that compresses a refrigerant, a condenser that condenses the refrigerant, a flow path switching device that switches the flow path through which the refrigerant flows, a capillary tube that cause...
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WO/2024/007685A1 |
Disclosed in the present disclosure are a frequency converter cooling device, a cooling method and an air conditioning apparatus. The frequency converter cooling device comprises: an inlet pipeline; an outlet pipeline, which is provided ...
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WO/2024/009626A1 |
Provided are a switching valve wherein a significant difference in strength depending on the direction of an external force has been minimized, and a refrigeration cycle system. A bracket (13) of a switching valve is characterized by com...
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WO/2024/007676A1 |
Disclosed in the present disclosure are an oil return control method and device, and an air conditioner. The method comprises: at a current compressor operation frequency, adjusting an oil amount regulating component on an oil return pip...
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WO/2024/007577A1 |
The present invention relates to the technical field of air conditioners, and specifically provides an air conditioner and a dust removal control method for an air conditioner, which aim to solve the problem in which it is difficult for ...
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WO/2024/004343A1 |
Provided are an electromagnetically driven valve in which adverse events can be minimized while magnetic efficiency is ensured, and a refrigeration cycle system comprising said electromagnetically driven valve. Due to a suction element...
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WO/2024/002177A1 |
Disclosed in the present utility model is a refrigeration system having accurate temperature control, comprising: a compressor, a condenser, an electronic expansion valve, an evaporator, a drying filter, a sight glass, a temperature sens...
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WO/2024/004229A1 |
This refrigerant recovery operation switching device comprises a high-pressure connection port communicating with a high-pressure side connection opening of a refrigeration cycle device, a low-pressure connection port communicating with ...
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WO/2024/001084A1 |
A gas-liquid separator and an air conditioning system. A gas-liquid separator (10) is provided with a gas-liquid separation channel (100) extending in a first direction; one or more backflow structures (200) are distributed in the gas-li...
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WO/2024/000807A1 |
A multi-mode circulating air conditioning device and a refrigeration system. A first connecting pipe, a second connecting pipe and a bypass pipe are provided; a first end of the first connecting pipe is connected to a first pipeline betw...
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WO/2024/001376A1 |
Provided is an air conditioner. The air conditioner comprises an indoor heat exchanger, an outdoor heat exchanger, a compressor, a concentration sensor, a control apparatus and a controller. The concentration sensor is configured to meas...
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WO/2024/001534A1 |
An outdoor unit control method for an air conditioning system, a device, an outdoor unit, and an air conditioning system. The outdoor unit control method comprises: obtaining environmental parameters, operating parameters of an outdoor u...
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WO/2024/004629A1 |
This power transmission device comprises: a magnetic gear (60b) having an input axis magnet (20) to which rotational driving force is input, a magnetic modulation unit (25) for modulating magnetic fluxes, a multi-pole magnet (40) having ...
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WO/2023/249100A1 |
Provided are a method with which it is possible to stably transport fluoroethylene in a refrigeration system or an air-conditioning system, and a refrigeration method. A method for transporting a heat-transferring fluid according to th...
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WO/2023/246147A1 |
The present application relates to the technical field of household appliances, and in particular, to an air conditioner refrigerant recovery method and apparatus, an air conditioner, a medium, and a program product. The air conditioner ...
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WO/2023/246878A1 |
A pipeline device and a refrigeration system having same. The pipeline device comprises: a first cover body and a second cover body, wherein the first cover body is provided with a first attaching board, the second cover body is provided...
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WO/2023/245282A1 |
The present disclosure provides a cooling system comprising a primary refrigerant circuit wherein a primary refrigerant fluid is circulated through a heat exchanger and one or more of: an evaporator, a compressor, a metering device and a...
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WO/2023/244112A1 |
The invention provides a method for subcooling a cryogenic liquid (1), the method comprising providing a discharge element (2) comprising a first discharge element portion (23) comprising (i) a discharge element inlet opening (21), (ii) ...
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WO/2023/241071A1 |
The present application relates to the technical field of the detection of electronic expansion valves. Disclosed is a method for performing detection on an electronic expansion valve. The method comprises: obtaining the operation freque...
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WO/2023/243054A1 |
This air conditioner (100) comprises a refrigerant circuit (RC) and a blower (32). A refrigerant flow path switching mechanism (RF) is configured to switch the refrigerant circuit (RC) such that refrigerant flows in order through a rehea...
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WO/2023/241068A1 |
An air conditioner control method, comprising: when it is determined that an air conditioner is in a defrosting mode, generating a temperature control instruction, wherein the temperature control instruction is used for enabling indoor e...
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WO/2023/241144A1 |
Provided in the present disclosure are a noise reduction device, an electronic expansion valve, an assembly, and a noise reduction method. The noise reduction device comprises an outer sleeve, an inner sleeve, and a connecting portion. T...
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WO/2023/242010A1 |
The invention relates to a refrigeration appliance, in particular a domestic refrigeration appliance, comprising at least one storage compartment for accommodating refrigerated goods, and a refrigerant circuit having a condenser, and an ...
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WO/2023/244833A1 |
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system (100), comprising an economizer system (104) configured to reduce a pressure of a refrigerant to provide a first vapor refrigerant flow and a second vapor ref...
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WO/2023/236635A1 |
A heat regenerator (100), an air return pipeline system (1000), an air path heat regeneration method, and a refrigeration apparatus (2000). The heat regenerator (100) comprises a shell (10) and an air discharge pipe (20), wherein a heat ...
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