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WO/2023/231110A1 |
A multi-mode switching CO2 heat pipe cooling system and a control method therefor. The system comprises an evaporator (1). The top of the evaporator (1) is connected to the inlet of a compressor (7) through a pipeline. The outlet of the ...
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WO/2023/235307A1 |
A climate-control system may include a compressor, a thermal storage device, an outdoor heat exchanger, an indoor heat exchanger, a first expansion device, and a second expansion device. The compressor may include an intermediate-pressur...
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WO/2023/232354A1 |
The invention relates to a motor vehicle (10) and to a method for determining an amount of refrigerant in a refrigerant circuit (12) of the motor vehicle (10), in which a compressor (14) feeds compressed refrigerant to a refrigerant cool...
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WO/2023/228628A1 |
Provided is a refrigeration cycle device that is able to suppress disproportionation reactions of a working medium. A refrigeration cycle device (1) includes a compressor (4) and comprises a control device (3) that controls a refrigerati...
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WO/2023/228489A1 |
Provided are an operation recording system, a vehicle, an operation recording method and an operation recording program which make it possible to perform an abnormality analysis of a highly accurate compressor. An operation recording sys...
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WO/2023/228479A1 |
This air conditioning system comprises: a heat source unit (20) that includes a heat source circuit (11a) to which a compressor (21) and a heat-source heat exchanger (22) are connected; and a usage unit (30) that includes a usage circuit...
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WO/2023/226501A1 |
Provided in the present invention are a control method for an air conditioner, a controller, an air conditioner and a storage medium. The method comprises: in a dehumidification mode, acquiring the current temperature and a target temper...
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WO/2023/227741A1 |
Apparatus having a heat exchanger (12), wherein the heat exchanger (12) has a pipeline (14), which carries a coolant, wherein the pipeline (14) is connected to a plurality of cooling fins (10) of the heat exchanger (12), having a fan (8)...
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WO/2023/228301A1 |
An alarm according to the present disclosure comprises: a refrigerant sensor capable of detecting a refrigerant; a notification element capable of providing notification that the refrigerant sensor has detected the refrigerant; a sensor ...
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WO/2023/226011A1 |
A method and apparatus for controlling a variable direct current (DC) bus of a motor drive are provided. A controller receives, over a first input, first and second component voltages of a first direct current (DC) voltage of the electri...
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WO/2023/229456A1 |
Heat pump comprising a first and a second heating circuit, comprising: - an evaporator; - one or more than one expansion valve; - a compressor; - a first condenser arranged in the first heating circuit and a second condenser arranged in ...
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WO/2023/225930A1 |
In some aspects, the techniques described herein relate to a refrigerant compressor, including: a first cooling line configured to cool power electronics; a second cooling line configured to cool a motor of the compressor; a first valve ...
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WO/2023/228513A1 |
This air conditioner comprises: gas-side refrigerant piping that connects a user-side heat exchanger and a heat source-side heat exchanger; liquid-side refrigerant piping that connects the user-side heat exchanger and the heat source-sid...
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WO/2023/227739A1 |
The invention relates to a method comprising the following method steps: operating a heat exchanger (12, 12'); monitoring the heat exchanger (12, 12') by means of at least one monitoring device, such as a sensor (26, 28, 30), a device (2...
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WO/2023/229457A1 |
Heat pump, comprising: - a heating circuit that comprises an evaporator, one or more than one expansion valve, a compressor and a condenser; and - a buffer circuit that comprises or defines a refrigerant accumulator; - wherein the heatin...
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WO/2023/223558A1 |
This dual refrigeration device comprises a first compressor (10), a first heat exchanger (12), a liquid receiver (13), a first expansion valve (15), a second heat exchanger (16), a second compressor (100), a third heat exchanger (101), a...
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WO/2023/223444A1 |
A refrigeration cycle state predicting device according to the present disclosure is a component of a refrigeration cycle device, and is provided with a predicting unit (9) for calculating a predicted value of a future state of the refri...
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WO/2023/223559A1 |
This outdoor unit (1) comprises a first compressor (10), a first heat exchanger (12), a liquid receiver (13), a second compressor (100), a third heat exchanger (101), a second expansion valve (102), a solenoid valve (17), a first pressur...
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WO/2023/224972A1 |
A heating, ventilation, air conditioning, and refrigeration (HVAC&R) system (10) includes a compressor (32) having a housing (100), a shaft (102) disposed within and extending through the housing (100), and an impeller (104) coupled to t...
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WO/2023/223276A1 |
The present disclosure relates to a safety apparatus (10) comprising a portable device (11) and a fixed device (12), which can be associated with an environment (S) to be monitored, provided with a perimeter (P), or is configured to defi...
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WO/2023/219062A1 |
This refrigerant detection device comprises a signal processing kit that is connected to a remote control communication line to which a DC power supply voltage is supplied from an indoor unit. The signal processing kit is provided with a...
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WO/2023/214309A1 |
Environmental simulation chamber (100) comprising a refrigeration apparatus (1) equipped with a refrigeration device (10) having a closed circuit (C) within which a refrigerant fluid circulates, said closed circuit (C) being equipped wit...
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WO/2023/210962A1 |
An air conditioner according to one aspect disclosed herein comprises: a compressor that compresses a refrigerant; an indoor heat exchanger in which heat exchange between indoor air and the refrigerant is performed; a discharge temperatu...
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WO/2023/210734A1 |
The present invention provides a refrigeration cycle device having high safety. A refrigeration cycle device according to the present disclosure comprises a compressor, uses a working medium containing an ethylene-based fluoroolefin, a...
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WO/2023/207126A1 |
The present invention relates to the technical field of cascade heat pumps, and specifically provides a cascade heat pump system and a control method therefor, aiming to solve the problem that existing cascade heat pump systems are low i...
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WO/2023/210455A1 |
The present invention suppresses the disproportionation reaction when using a low-GWP refrigerant. A freezing apparatus according to the present disclosure has a compressor, a condenser, an expansion mechanism, and an evaporator, where...
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WO/2023/206683A1 |
An air conditioner and an air supplementing control method therefor, an air conditioner controller, and a storage medium. The method comprises: determining the operation mode of an air conditioner, and detecting the temperature of an out...
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WO/2023/206816A1 |
Provided are an electric heating energy storage system and a heat exchange method, which are capable of improving the utilization rate of system equipment, increasing the electric heating energy storage efficiency and reducing the system...
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WO/2023/210446A1 |
Provided is a refrigeration cycle device whereby it becomes possible to prevent the occurrence of a disproportionation reaction of a working medium. The refrigeration cycle device (1) is provided with a control device (3) for controlling...
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WO/2023/209590A1 |
Refrigeration plant (1), in particular using renewable energy, for cooling and/or preserving products, characterized in that it comprises: - at least one refrigerating chamber (100), internally defining at least one internal volume confi...
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WO/2023/207165A1 |
The present invention relates to the technical field of intelligent home appliances. Disclosed is a method for controlling an air conditioner. An air conditioner comprises a defrosting valve block. Of the defrosting valve block, one end ...
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WO/2023/206884A1 |
A heat exchanger, a heat exchanger flow path control method, a storage medium, and a household appliance. The heat exchanger comprises an inflow pipe (100), an outflow pipe (200), a gas-liquid separator (700), a separable module (800), a...
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WO/2023/210457A1 |
The present invention suppresses the effects caused in a refrigeration cycle when a disproportionation reaction of a refrigerant occurs. A refrigeration device according to the present disclosure comprises: a compressor; a heat source ...
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WO/2023/206453A1 |
A hydraulic module, and a refrigeration system and thermal system comprising same. The hydraulic module comprises: a first working fluid inlet connector; a liquid pump, comprising a first working fluid inlet and a first working fluid out...
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WO/2023/204179A1 |
This air conditioner comprises: an outdoor unit; an indoor unit; refrigerant piping that circulates a refrigerant between the outdoor unit and the indoor unit; a shutoff valve that is provided to the refrigerant piping and is capable of ...
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WO/2023/202072A1 |
The present application relates to the technical field of intelligent household appliances. Disclosed is a method for controlling a compressor. A driving circuit for a compressor comprises: a rectification circuit for rectifying an alter...
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WO/2023/197898A1 |
The application relates to the technical field of air conditioner controls, and discloses a method for controlling an air conditioner, applied to the air conditioner side. The method comprises: obtaining a sleeping posture of a user; obt...
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WO/2023/198787A1 |
A refrigeration system includes a compressor, condenser, separator, and evaporator. A condenser inlet is connected to an outlet of the compressor. A separator inlet is connected to an outlet of the condenser. An evaporator inlet is conne...
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WO/2023/199719A1 |
This air conditioning system (100) comprises: refrigerant piping (3) for channeling refrigerant between an outdoor unit (1) and a plurality of indoor units (2); detection devices (22) provided in air-conditioned areas respectively handle...
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WO/2023/199425A1 |
This refrigerant leak detection system is for diagnosing the presence/absence of a refrigerant leak in a refrigeration cycle device, the system comprising: a refrigeration cycle device which includes a compressor, an outdoor heat exchang...
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WO/2023/195064A1 |
A reporting device according to one aspect of the present disclosure comprises: a refrigerant sensor capable of detecting refrigerant; a reporting element capable of reporting that the refrigerant sensor has detected the refrigerant; a r...
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WO/2023/195211A1 |
One embodiment of an alarm according to the present disclosure comprises a refrigerant sensor capable of detecting a refrigerant, a notifying element capable of issuing a notification that the refrigerant sensor has detected the refriger...
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WO/2023/194477A1 |
A heat pump (100) is described having an evaporator (50) for evaporating a fluid in order to obtain an evaporated fluid; a condenser (60) for condensing a compressed fluid; a compressor with a first compressor stage (10) and with a secon...
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WO/2023/188317A1 |
The objective of the present invention is to provide a refrigeration cycle device in which deterioration of a light source of a sensor that includes a light emitting unit and a light receiving unit can be suppressed. To this end, the ref...
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WO/2023/185369A1 |
Disclosed in the present invention are a variable-frequency air conditioner, and a control method and control apparatus therefor, which aim to improve the running stability and reliability of an air-conditioner system, thereby realizing ...
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WO/2023/189577A1 |
This fluid transport device comprises: a fan that rotates to transport a fluid along a flow path; a structure that is provided in the flow path and generates a pressure loss in the flow path due to the fluid passing through the structure...
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WO/2023/191311A1 |
Disclosed is an air conditioning device. The air conditioning device comprises: a communication interface including a circuit; a temperature sensor; a compressor; and a processor for controlling the operation of the compressor on the bas...
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WO/2023/188059A1 |
An attachment structure according to the present disclosure comprises: a flat pipe that extends in a first direction and has a dimension in a second direction that is perpendicular to the first direction greater than the dimension in a t...
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WO/2023/189874A1 |
A compressor unit (20) of a refrigerant circuit (15) is provided with a compressor (30), an oil separator (40), an oil returning pipe (45), an oil returning valve (46), and a discharge temperature sensor (50). A freezing apparatus (10) i...
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WO/2023/186360A1 |
A method for controlling a vapour compression system (1) is disclosed, the vapour compression system (1) comprising a compressor unit (2), a heat rejecting heat exchanger (3), an expansion device (4) and an evaporator (5) arranged in a r...
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