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WO/2024/097924A1 |
A refrigeration system includes a receiver, a gas bypass valve, a medium temperature subsystem, a first valve system, a second valve system, and a controller. The medium temperature subsystem includes one or more expansion valves, one or...
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WO/2024/094865A1 |
The present disclosure relates to a method (too) for controlling a heat flow of a heat pump, the method (too) comprising: measuring (110) an output parameter (26) associated with an amount of process heat provided by the heat pump to a c...
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WO/2024/095762A1 |
Provided are a control system, a moving body, a control method, and a control program capable of reliably detecting leakage of a refrigerant. A control system (50) applied to a refrigerator that is provided in a moving body and that cool...
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WO/2024/093393A1 |
The present invention relates to the technical field of air conditioning, and in particular to an air conditioner and a control method therefor. The air conditioner comprises a compressor, an evaporator, a heat exchange fan and an electr...
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WO/2024/093194A1 |
A control method and control apparatus for an air conditioner, and an air conditioner, which relate to the technical field of air conditioners. The control method for an air conditioner comprises the following steps: acquiring an outdoor...
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WO/2024/087684A1 |
The present invention relates to the technical field of air conditioners, and specifically provides an air conditioning unit having a refrigerant recovery function and a refrigerant recovery control method therefor. The present invention...
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WO/2024/085546A1 |
The present invention relates to an electrochemical system fire extinguishing device and a heat pump system using a composition having a low global warming potential (GWP) and, more specifically, to a fire extinguishing device and a heat...
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WO/2024/085443A1 |
An air conditioner according to an embodiment comprises: an outdoor unit which includes a compressor for compressing a refrigerant; a plurality of indoor units which are supplied with the refrigerant from the outdoor unit and perform at ...
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WO/2024/084536A1 |
The refrigeration cycle system comprises: a refrigerant circuit which has a compressor and through which a refrigerant is circulated by the compressor; a heat medium circuit which has a heat source side pump and through which a heat medi...
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WO/2024/086215A1 |
Devices and methods for controlling a phase transition of a sample are provided. The device includes a heat transfer device adapted to be thermally connected with a sample, where the sample has a first phase and a second phase, with the ...
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WO/2024/082771A1 |
An oil return control method and apparatus for variable refrigerant flow (VRF), and a VRF system. The oil return control method for VRF comprises: when a VRF system needs to enter an oil return operation, dividing, according to an operat...
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WO/2024/079052A1 |
What is described is a heat pump (100) comprising: an evaporator (10) for evaporating operating liquid to obtain operating vapour; a compressor (20) for compressing the operating vapour to obtain a compressed operating vapour; a condense...
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WO/2024/078085A1 |
Disclosed in the embodiments of the present application are a heat exchange system, and a heat pump apparatus. The heat exchange system comprises a throttling unit and a heat exchanger unit; the heat exchanger unit is connected to the si...
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WO/2024/081532A1 |
Cascaded Cold Climate Heat Pump systems ("CCCHP") and methods are disclosed. A CCCHP provides efficiency improvements over traditional heat pump systems by utilizing a connected cascaded circuit configuration, to apportion compressor loa...
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WO/2024/078081A1 |
A compressor control method and apparatus, and a unit. The method is applied to a unit comprising at least two compressors connected in parallel. The method comprises: when a unit requires the loading or unloading of a compressor, acquir...
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WO/2024/080548A1 |
An air conditioner disclosed herein comprises: an indoor unit that includes an indoor heat exchanger; an outdoor unit that includes a compressor for supplying refrigerant to the indoor heat exchanger; a pressure sensor that detects the p...
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WO/2024/078072A1 |
The present application relates to the technical field of air conditioners, and discloses a method for controlling an air conditioner. The method comprises: obtaining a power consumption state in a preset area, and according to the power...
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WO/2024/077941A1 |
The present application relates to the technical field of air conditioners. Provided are a refrigerant leakage detection method and apparatus for an air conditioner, and an air conditioner. The refrigerant leakage detection method for an...
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WO/2024/078711A1 |
Various aspects relate to a multipart air-conditioning system and to a method for dividing a total energy consumption of a multipart air-conditioning system, wherein the method comprises: controlling at least one internal unit of the plu...
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WO/2024/080517A1 |
A drying apparatus comprises: a main body; a drying chamber which is formed inside the main body; a circulation duct which supplies air, discharged from the drying chamber, to the drying chamber, thereby forming a circulation flow path f...
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WO/2024/078669A1 |
The invention relates to a heat pump device for the energy-efficient generation of a process heat with a cyclical process fluid, an evaporator and at least one compressor, wherein the heat pump device has a first mixing separator in a se...
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WO/2024/076711A1 |
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system (100) includes an evaporator (112) configured to place a working fluid in a heat exchange relationship with a cooling load (106) to cool the cooling load (106...
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WO/2024/074729A1 |
A method for controlling the fill level of an oil separator (2) for a cooling circuit (K), comprising a controllable valve (5) connected downstream of an outlet of the oil separator (2), is intended to enable the lowest possible loss of ...
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WO/2024/077206A1 |
A heating, ventilation, air conditioning, and refrigeration system includes: two or more cooling coils configured to receive a flow of a refrigerant; a mechanical cooling loop in fluid communication with the two or more cooling coils; a ...
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WO/2024/073684A1 |
A refrigeration system having a primary receiver, a secondary receiver, a first gas bypass valve, and second gas bypass valve, a feed control valve, and a controller. The primary receiver has a primary receiver operating pressure and is ...
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WO/2024/070060A1 |
This air conditioner control system has a control unit which controls an air conditioner. The control unit performs first refrigerant detection control for executing, for each first prescribed period, refrigerant leakage detection in the...
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WO/2024/070059A1 |
This air conditioner control system includes a control unit for controlling an air conditioner, wherein the control unit: executes refrigerant leakage prediction by means of first refrigerant detection control of the air conditioner, per...
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WO/2024/071435A1 |
A management device (100) for a refrigeration cycle device is provided with a management unit (40). The management unit (40) monitors an energization state of the refrigeration cycle device (10). The management unit (40) notifies a user ...
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WO/2024/071687A1 |
An air conditioner according to one embodiment comprises: at least one indoor unit including an indoor temperature sensor for detecting indoor temperature; a compressor for compressing a refrigerant; an outdoor heat exchanger for allowin...
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WO/2024/066352A1 |
Provided in the present disclosure are a heat pump unit control method and apparatus, and a heat pump unit. The heat pump unit control method comprises: after a compressor is started, determining whether the condensation temperature and ...
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WO/2024/072876A2 |
A method includes identifying, by a processing device, a first indication of a speed of operation of a pressure exchanger of a heat transfer system. The method further includes determining, based on the first indication of the speed of o...
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WO/2024/067608A1 |
The present invention specifically relates to a double-system refrigeration system, comprising two refrigeration systems, wherein each refrigeration system comprises a compressor, a condenser, a throttle component, a regenerator and an e...
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WO/2024/066363A1 |
The present application relates to the technical field of air conditioners. Provided are a flow distribution control method and system for a power failure compensation function of an air conditioner, and an air conditioner. The flow dist...
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WO/2024/072630A1 |
A method includes determining, based on a signal from a sensor of a service tool that couples with a service port of the HVAC/Refrigeration system to add refrigerant to the HVAC/Refrigeration system or remove refrigerant from the HVAC/Re...
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WO/2024/060784A1 |
The present invention provides a refrigerant detection method and apparatus, an electronic device, and a storage medium. After a refrigeration mode of an air conditioning system has begun operating, when the operating state of a compress...
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WO/2024/060634A1 |
A solar absorption refrigeration system, a control method, and an electronic device. The solar absorption refrigeration system comprises an absorbent circulating circuit (100), a refrigerant circulating circuit (200), a solar collector (...
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WO/2024/060659A1 |
The present application relates to the technical field of air conditioner control, and discloses an air conditioner control method. The method comprises: obtaining the temperature in a disinfection device and the exhaust temperature of a...
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WO/2024/062948A1 |
The present invention comprises a controller (130) that controls a supercooling side pressure reducing valve (46) in accordance with the supercooling degree of a coolant which has flowed out from a first flow path (28a) of a supercooling...
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WO/2024/061828A2 |
The invention relates to a heat pump assembly (9) comprising at least one first heat pump (1) with a flow (11) and a return pipe (12), at least one second heat pump (2) with a flow (21) and a return pipe (22), at least one first heat sou...
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WO/2024/058748A1 |
The present invention relates to a dishwasher (1) comprising a body (2); a heat pump (3) which is provided in the body (2) and which has at least one compressor, at least one evaporator (5) and at least one condenser; and at least one bl...
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WO/2024/058336A1 |
The present disclosure provides a refrigerator including a control device for controlling driving of a motor and a method of controlling same. The refrigerator according to the present disclosure includes: a storage compartment; a door c...
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WO/2024/053916A1 |
The present invention relates to an absorption heat pump system using low-temperature heat sources such as solar heat and industrial waste heat, and separately provides an indoor heat exchanger for circulating a separate refrigerant, and...
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WO/2024/054918A1 |
A vapor compression system includes a primary loop and a secondary loop. The primary loop includes a dynamic compressor operable to compress a refrigerant, a condenser fluidly connected to the dynamic compressor, a first expansion device...
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WO/2024/053175A1 |
Provided are: an air conditioning device that can secure both safety for a user and comfort for the user; and a control method for the air conditioning device.　This air conditioning device comprises an indoor unit that can connect to a...
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WO/2024/053174A1 |
Provided are a refrigeration cycle device, a refrigeration cycle device control method, and a program capable of appropriately notifying an external apparatus of whether there is a possibility that a foreign body may be attached to an in...
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WO/2024/053200A1 |
The present disclosure provides a management system that, regarding an infrared refrigerant leakage sensor provided in a refrigeration cycle device, assists an inspection corresponding to the presence or absence of a self-diagnostic func...
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WO/2024/051098A1 |
An air-conditioning system, comprising a main compressor, a condenser, a throttling device and an evaporator, which are sequentially in communication with each other by means of a main channel, wherein an outlet of the evaporator is in c...
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WO/2024/051020A1 |
The present application relates to the technical field of air conditioners, and discloses a control method for an air conditioner. The air conditioner comprises a compressor, a four-way valve, an indoor heat exchanger, a throttle apparat...
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WO/2024/051179A1 |
A muffler parameter determination method and apparatus, a device, a storage medium and a system, the method comprising: acquiring the temperature value and the pressure value of a refrigerant, the proportion of a gas refrigerant and the ...
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WO/2024/052951A1 |
[Problem] To provide an air conditioner which can ensure safety when a flammable refrigerant is utilized. [solution] An air conditioner employing a flammable refrigerant, wherein an ion-exchange resin having sulfonic acid groups or ammon...
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