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WO/2023/279729A1 |
A liquid dispenser, an air conditioner, and a control method. The liquid dispenser comprises a housing (1); the housing (1) is provided with a liquid inlet (11) and at least one liquid outlet (12); and a liquid dispensing cavity (13) is ...
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WO/2023/281646A1 |
An air-conditioning device according to the present invention comprises: a refrigerant circuit through which a refrigerant flows and in which a compressor, a heat source-side heat exchanger, a throttle device, a load-side heat exchanger,...
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WO/2023/279886A1 |
A defrosting method and device for a heat pump apparatus, and a hot water unit. The heat pump apparatus comprises a compressor (11), wherein an air inlet of the compressor (11) communicates with an air outlet by means of an air supply va...
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WO/2023/280286A1 |
A method for controlling an electronic expansion valve during a defrosting process of a heat pump system, comprising: acquiring an actual temperature Tw of an outdoor environment and an actual temperature Tn of an indoor environment duri...
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WO/2023/281986A1 |
The present invention comprises: a passage formation portion (71) in which a refrigerant passage through which refrigerant of a refrigeration cycle flows is formed; a plurality of function components (13a, 13b, 13c, 13d, 13e, 13f, 13g, 1...
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WO/2023/278314A2 |
A sensor assembly and a refrigerant sensing system for air conditioning systems can include a sensor controller, a sensor electrically connected to the sensor controller and configured to output sensor data to the sensor controller, and ...
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WO/2023/273291A1 |
The present disclosure relates to the technical field of water heaters, and provides a control method and apparatus for a compression system, and an air energy heat pump water heater. The compression system comprises a compressor provide...
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WO/2022/267773A1 |
A control method for a refrigerating and freezing apparatus (1), and the refrigerating and freezing apparatus (1). The refrigerating and freezing apparatus (1) comprises a box body (10), a cooling system (20) and a freezing fan (30). A f...
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WO/2022/272116A1 |
A thermal management system includes an evaporator that includes at least one cold plate configured to extract heat from one or more heat loads in proximity to the evaporator. The cold plate includes a housing and a plurality of channels...
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WO/2022/271045A1 |
An air-to-water heat pump system is disclosed comprising a lower heat source unit and an upper heat source unit connected in a thermodynamic cycle, wherein the lower heat source unit is supplied with external air and the lower heat sourc...
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WO/2022/267772A1 |
A control method for a refrigeration and freezing apparatus (1), and a refrigeration and freezing apparatus (1). The refrigeration and freezing apparatus (1) comprises a box body (10) and a refrigeration system (20). A freezing chamber (...
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WO/2022/267775A1 |
Disclosed are a refrigerating and freezing apparatus control method, and a refrigerating and freezing apparatus. The refrigerating and freezing apparatus comprises a cabinet and a refrigeration system. A freezing compartment and at least...
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WO/2022/269761A1 |
This refrigeration cycle device (10) has an air conditioner (11), a plurality of sensors, an aperture prediction unit (142), a prediction error calculation unit (143), a prediction error correction unit (144), and a leak detection unit (...
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WO/2022/265885A1 |
A combination water heating, air conditioning refrigerant system is described. The combined system includes a plurality of independently adjustable electronic expansion valves. The expansion valves can independently modulate the delivery...
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WO/2022/264770A1 |
The present invention provides a heat pump module in which a plurality of component equipment forming heat pump cycles (10, 10a) is integrated, the heat pump module comprising a mounting member (71) and an electrical substrate part (62, ...
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WO/2022/264368A1 |
A shut-off valve control device for a refrigeration cycle according to an embodiment of the present invention comprises: a leakage detection unit that detects leakage of a cooling medium which is used in a refrigeration cycle including a...
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WO/2022/264399A1 |
This air-conditioning device comprises: indoor units that cool or heat spaces to be air-conditioned; an outdoor unit that supplies heat or cold to the indoor units; a refrigerant shut-off unit that shuts off supply of a refrigerant to th...
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WO/2022/257993A1 |
A heat pump system, which comprises at least one heat pump indoor unit. The heat pump indoor unit comprises a cascade heat exchanger (11) and a terminal heat exchanger assembly (16). The cascade heat exchanger (11) comprises a first heat...
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WO/2022/257825A1 |
A heat energy aggregation device, comprising a dynamic evaporation temperature (deep) low-temperature refrigeration host (1), wherein the refrigeration host (1) is connected to and provided with a dynamic matrix-type heat collection appa...
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WO/2022/249386A1 |
This refrigeration cycle device comprises an outdoor unit and an indoor unit, and carries out a pump-down operation for recovering the refrigerant in the indoor unit to the outdoor unit. The refrigeration cycle device also comprises: a c...
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WO/2022/249503A1 |
This refrigeration/air-conditioning apparatus comprises: a refrigerant circuit in which a compressor, a condenser, a throttling device, and an evaporator are connected by piping, and in which a refrigerant circulates therethrough; a firs...
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WO/2022/250721A1 |
A temperature controller for a sorption system having an evaporator to produce a gas, a sorber containing a sorption material to sorb the gas during a sorption phase, a flow channel extending between the evaporator and sorber to provide ...
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WO/2022/249387A1 |
A refrigerant leakage determination device (300) comprises a refrigeration cycle device (100), a connection device (105A, 105B), and a control device (200). The refrigeration cycle device (100) is configured from an indoor unit (100A) an...
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WO/2022/249502A1 |
A refrigeration and air-conditioning device that comprises: a refrigerant circuit in which a refrigerant circulates through a compressor, a condenser, a throttling device, and an evaporator that are connected by piping; a first sensor th...
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WO/2022/248336A1 |
The invention relates to a thermal conditioning system (100) having: - a heat-transfer liquid circuit (1), - a refrigerant circuit (2) having: -- a main loop (A) comprising successively: --- a compression device (3), --- a bi-fluid excha...
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WO/2022/247892A1 |
The present invention relates to the technical field of refrigerating orifice plate-based throttling, and in particular to an electronic multi-stage composite matrix type throttle orifice plate. The present invention comprises a throttle...
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WO/2022/249424A1 |
This refrigeration cycle system comprises a plurality of refrigeration cycle devices, and a heat transfer medium system for supplying a heat transfer medium to the plurality of refrigeration cycle devices. The refrigeration cycle device ...
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WO/2022/249394A1 |
A refrigeration cycle device (100) comprises: a refrigerant circuit (80); and a non-azeotropic refrigerant, which flows through refrigerant pipes (51-56). When the non-azeotropic refrigerant passes through an outdoor heat exchanger (40),...
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WO/2022/245811A1 |
A refrigeration system includes a main fluid loop and a secondary fluid loop. The main fluid loop includes a compressor and a heat exchanger that circulate a first working fluid. The secondary fluid loop circulates a second working fluid...
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WO/2022/242296A1 |
An air conditioner heating start-up control method, comprising: receiving a heating start-up instruction, and obtaining a drop height between an indoor unit and an outdoor unit and the length of a connection pipe between the indoor unit ...
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WO/2022/244793A1 |
Provided is a refrigeration cycle device that is able to determine refrigerant leakage at high accuracy. An air conditioning device (100) comprises: a refrigerant circuit (10) in which a refrigerant circulates; sensors (31, 32, 33, 44) t...
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WO/2022/244798A1 |
When operation of a refrigeration cycle device is stopped over a long period of time, it is difficult to check for the presence/absence of refrigerant leaks. A refrigerant leak management system (1) comprises a timer (20) and a control u...
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WO/2022/244158A1 |
A temperature value acquisition unit (101) acquires a temperature value measured at a specified location of a refrigerant pipe through which a refrigerant flows. A refrigerant leakage determination unit (102) analyzes the temperature val...
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WO/2022/244806A1 |
This air conditioner (1), which has heat source unit (2) and a usage unit (4), comprises a refrigerant circuit (10), first detection units (28, 29, 30, 31, 43, 44), and a control unit (70). In the refrigerant circuit (10), a compressor (...
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WO/2022/244739A1 |
If refrigerant leakage is detected by only one method, the detection accuracy is not sufficient. A refrigerant leakage detection system (1) is for a refrigeration cycle device (100) having a refrigerant circuit (11). The refrigerant leak...
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WO/2022/244177A1 |
This refrigeration system comprises a refrigeration device that comprises a compressor, a condenser, a decompression device, and an evaporator, and that includes a refrigerant circuit in which the foregoing are connected by refrigerant p...
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WO/2022/239836A1 |
This electric compressor control device comprises: a control unit of an inverter which controls a motor that drives a compressor; a physical quantity calculation unit which calculates, on the basis of one or a plurality of predetermined ...
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WO/2022/241153A1 |
A chiller system (100) includes a mechanical-cooling circuit (104) configured to circulate a refrigerant through an evaporator (108) of the mechanical-cooling circuit (104), where the evaporator (108) is configured to cool a conditioning...
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WO/2022/237909A1 |
The present application relates to a refrigerating system, an expansion valve assembly and a method for controlling a refrigerating system. The refrigerating system comprises a bypass channel, a second temperature sensor and a controller...
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WO/2022/237172A1 |
A compressor (130) control method for a refrigerator (10) and the refrigerator (10). The control method comprises: obtaining the actual power and actual rotational speed of the compressor (130), and determining a rotational speed set val...
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WO/2022/239521A1 |
This refrigeration cycle device has a refrigeration cycle (10) and a control unit (50). The refrigeration cycle comprises a compressor (11), a condenser (12), a reservoir (13), an expansion valve (15a, 15b), and an evaporator (16, 17). T...
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WO/2022/236394A1 |
A cooling device (100) comprising a cooling circuit (101), comprising a compressor (105), which is adapted to compress cooling agent present in the cooling circuit (101) during an active cooling mode, wherein the compressed cooling agent...
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WO/2022/235782A1 |
A cooling and dehumidification system including at least one passive heat transfer device with desiccant coated on some extent of the exposed surface, another passive heat transfer device without desiccant coating, a compressor through w...
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WO/2022/235572A1 |
A refrigerant leak sensor includes: a first refrigerant sensor element configured to, when powered: measure a first amount of the refrigerant present in air; and generate a first output based on the first amount; a second refrigerant sen...
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WO/2022/234612A1 |
A refrigeration cycle system (200) according to the present disclosure is provided with a compressor (10), a first heat exchanger (20), pressure-reducing devices (30A, 30B), second heat exchangers (40A, 40B), a heat-source-side unit (110...
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WO/2022/230325A1 |
An air conditioning device (10) includes safety devices (45, 50, 55, 60) as a countermeasure for refrigerant leakage, and a plurality of indoor units (30) that interlock. This installation assistance system for the air conditioning devic...
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WO/2022/228850A1 |
Described is, among other things, a cooling system comprising a compressor, a condenser and an evaporator wherein a refrigerant is circulated is provided. The cooling system further comprises a valve interconnected in the flow of the ref...
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WO/2022/229138A1 |
Method for calibrating an electronic expansion valve (5, 7, 8) within a thermal management device (1) for a motor vehicle, the opening of said electronic expansion valve (5, 7, 8) being able to be brought about by means of a stepping ele...
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WO/2022/229612A1 |
A refrigeration system is described having a circuit around which a refrigerant circulates. The circuit comprises a compressor, a metering device, a first heat exchanger for exchanging heat between the refrigerant and a medium, and a sec...
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WO/2022/230324A1 |
An air conditioning system (100) comprises an air conditioning device (10), a detector (45), and an alarm (60). The air conditioning device (10) has a control unit (AC) and provides air conditioning for an indoor space (S). The detector ...
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