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Matches 1 - 50 out of 12,083

Document Document Title
WO/2022/161439A1
The present application provides refrigeration equipment and a control method and apparatus therefor, an electronic device, and a storage medium. The control method for the refrigeration equipment comprises: obtaining an actual differenc...  
WO/2022/164731A1
A method of improving the efficiency of the heat exchange system using variable superheat and sub cooling values for a wide range of ambient conditions is provided. The heat exchange system comprises an efficiency enhancing apparatus pos...  
WO/2022/160555A1
A pressure protection control system for a CO2 air conditioning system of a rail transit vehicle. A series circuit is composed of a ventilator air pressure switch (1), a condensation fan air pressure switch (2), a pressure switch (4), a ...  
WO/2022/163058A1
Provided is an air-conditioning device capable of suppressing the impact of refrigerant transmitted to an opening-closing device that opens and closes refrigerant piping. The present invention comprises: an outdoor unit 20 that is prov...  
WO/2022/155940A1
The invention relates to the technical field of heat pumps. Disclosed are a water temperature control method for a swimming pool heat pump system, an apparatus, a device, and a storage medium, for use in adjusting the water temperature o...  
WO/2022/155715A1
A digital refrigeration controller (100) with integrated electronic step-motor expansion valve actuation module. The digital refrigeration controller (100) comprises a system (200) with a processing unit (206) for managing the digital co...  
WO/2022/152035A1
A measurement apparatus (100), which is arranged on a pipe (101), and is configured to measure the liquid content of a medium within the pipe (101); said apparatus comprises: a light transmission member (210), a light generation device (...  
WO/2022/148089A1
Provided are a refrigerator control method and apparatus, and a storage medium and a refrigerator. The refrigerator control method comprises: detecting and determining whether a refrigerator enters a defrosting period; when the refrigera...  
WO/2022/145694A1
The present invention provides: an air conditioner capable of efficiently controlling a compressor by changing, in real time, the rotational speed of the compressor, determined by means of a cooling load, in response to a user command; a...  
WO/2022/145847A1
This refrigerator comprises: a main body having a storage chamber; and a cold air supply apparatus for supplying cold air to the storage chamber, wherein the cold air supply apparatus comprises: a compressor; a condenser which condenses ...  
WO/2022/143757A1
An operation control system and an operation control method for an ice machine cooling tower (16). The operation control system comprises a water chiller unit(10), a first temperature sensor (11), a second temperature sensor (12), a prog...  
WO/2022/136534A1
A cryogenic refrigeration system and method are disclosed. The cryogenic refrigeration system comprises: a refrigerator unit comprising an expansion unit and a variable speed compressor configured to compress refrigerant. The variable sp...  
WO/2022/139291A1
The present invention relates to an air conditioner. An air conditioner according to an embodiment of the present invention comprises: a compressor for compressing and discharging a refrigerant; an indoor heat exchanger for performing he...  
WO/2022/137368A1
An equipment state monitoring device (1) projects a plurality of actual measured data indicating equipment state values into a dimensionless space in which a plurality of display shapes representing a plurality of sets of normal informat...  
WO/2022/131662A1
The present invention relates to a refrigerator for a refrigerator truck using an ejector and a method for controlling same, the refrigerator comprising: a vapor compression refrigeration system in which a compressor, a condenser, a refr...  
WO/2022/127126A1
The present application relates to the technical field of electronic expansion valve adjustment and control, and relates to an adjustment and control method and apparatus for an electronic expansion valve, and a heat pump device. The pre...  
WO/2022/131627A1
An air conditioner according to the idea of the present disclosure comprises: a compressor; an outdoor unit comprising an outdoor heat exchanger connected to the compressor; a first indoor heat exchanger supplied with a refrigerant from ...  
WO/2022/124727A1
The present invention relates to a refrigerator for a refrigerator truck using an ejector and a method for controlling same, the refrigerator comprising: a vapor compression refrigeration system in which a compressor, a condenser, a refr...  
WO/2022/119436A1
The present invention relates to an apparatus (100) for heating water. The apparatus (100) comprises a refrigerant circuit (120), a water circuit (130) in thermal communication with the refrigerant circuit (120) via a heat exchanging mea...  
WO/2022/119956A1
A method for an automatic direct expansion rooftop heating and cooling equipment sequence control, including the steps of determining capacity of the unit via temperature drop or rise and stabilization over a given time period; automatic...  
WO/2022/118844A1
The present invention suppresses a decrease in the heat exchange efficiency of a cascade heat exchanger. The present invention comprises: a primary-side refrigerant circuit (5a) that circulates a primary-side refrigerant, and has a prima...  
WO/2022/116133A1
A wide-range low-temperature refrigeration system for a test chamber. The system comprises a high-temperature stage unit (2), a low-temperature stage unit (1), and a refrigerating unit (3) for cascade refrigeration, and a cooling water c...  
WO/2022/117374A1
Refrigerating fluid circuit (2) comprising a main branch (20) which comprises an accumulator (4), a compression device (3) and at least one first heat exchanger (31), the refrigerating fluid circuit (2) comprising a first branch (21) and...  
WO/2022/117959A1
The invention relates to a thermal system (100) comprising a heat pump (10), and an electrical supply system (30). The heat pump (10) comprises a first compressor (51) able to compress a refrigerant when powered by a DC electric current,...  
WO/2022/113555A1
A refrigeration device (1) is provided with a heat source unit (10) that uses a refrigerant operating in a supercritical region. The heat source unit (10) is provided with: a compression element (20) for compressing a refrigerant; a heat...  
WO/2022/105738A1
A method for operating a variable capacity drive circuit (800) of a compressor (64, 100) comprises: operating a first four quadrant switch (804) and a second four quadrant switch (806) in a first state, wherein in the first state, the fi...  
WO/2022/108054A1
A refrigerator is provided. The refrigerator includes a plurality of refrigerant flow paths, configured to reduce the drift of the refrigerant. The refrigerator includes a refrigeration cycle including a compressor, a condenser, a plural...  
WO/2022/107220A1
Provided is an air-conditioning device equipped with: a refrigerant circuit that circulates a refrigerant; a housing that houses internal refrigerant pipes and a heat exchanger forming part of the refrigerant circuit; a refrigerant pipe ...  
WO/2022/106084A1
The invention relates to a method for detecting leaks in a refrigerating circuit (100) of a compression refrigeration machine and to a leak detection system. The refrigerating circuit (100) has at least one evaporator (120), a compressor...  
WO/2022/101139A2
The invention relates to a temperature control system, comprising: a medium to be temperature-controlled, with which at least one heat exchanger for absorbing heat from the medium interacts; a refrigerant circuit which supplies refrigera...  
WO/2022/100129A1
Disclosed by the present application are an air-conditioner control method, apparatus, device, and storage medium; the method is: first, on the basis of the compressor frequency of the compressor and a first target platform speed of the ...  
WO/2022/091243A1
This refrigerator comprises: a housing, inside which a storage chamber is formed; a compressor provided to the inside of the housing; a cooler connected to the compressor via piping; a temperature measurement device which measures the te...  
WO/2022/085691A1
This air conditioner has a refrigerant circuit that is formed by an indoor unit having an indoor heat exchanger being connected by refrigerant piping to an outdoor unit that has a compressor, an outdoor heat exchanger and an expansion va...  
WO/2022/083924A1
The invention relates to a method (500) for operating a refrigeration system (10) for a motor vehicle, said refrigeration system (10) comprising: a refrigerant compressor (12) which is connected or can be connected to a primary section (...  
WO/2022/087261A1
A refrigerant measurement adjustment system includes: a refrigerant sensor for a building and configured to measure an amount of refrigerant present in air outside of a refrigeration system of the building; and an adjustment module confi...  
WO/2022/077915A1
Disclosed in the present application are a multi-split air conditioner and a control method therefor, and a computer storage medium. The control method comprises: when a multi-split air conditioner is in a refrigeration mode, obtaining i...  
WO/2022/082094A1
A refrigeration system includes a refrigeration subsystem and a coolant subsystem. The refrigeration subsystem is configured to circulate a refrigerant between an evaporator (12,22) within which a refrigerant absorbs heat and a gas coole...  
WO/2022/077703A1
A temperature regulating system (10) and a controller (120) thereof, a control method and a computer-readable medium. The temperature regulating system (10) comprises a condensing unit (100) and a temperature control region (110). The co...  
WO/2022/074440A1
The present invention discloses a low-grade heat driven adsorption chiller method and apparatus that can operate on various cycle modes, while using the same components, to optimize the performance of the chiller for various ambient cond...  
WO/2022/075412A1
The present invention addresses the problem that, during polling, the same data collection interval is set for all controls in a refrigeration cycle device. A control device (10) is communicatively connected to first devices (30, 30a, 30...  
WO/2022/076649A1
A system includes a heat-pump circuit and a heating-fluid circuit. The heat-pump circuit includes a compressor and a first condenser conduit. The heating-fluid circuit includes first, second, and third flow-paths. The third flow-path sel...  
WO/2022/073556A1
The invention relates to a method of operating a refrigeration cycle apparatus, wherein a compressor (1) is used to compress a coolant, wherein the compressed coolant is fed to a condenser (2) for release of heat, wherein coolant condens...  
WO/2022/073555A1
The invention relates to a refrigeration circuit device, comprising a compressor (1) for compressing a refrigerant, wherein, in each case as viewed in the flow direction of the refrigerant, a condenser (2) is connected downstream of the ...  
WO/2022/068307A1
The present invention relates to the technical field of refrigeration devices. Specifically provided are a water-cooling heat pump unit and a control method therefor, which are aimed at solving the problem of a compressor of a water-cool...  
WO/2022/072174A1
A sensor control system includes: a refrigerant leak sensor configured to, when powered, measure an amount of a refrigerant present in air outside of a heat exchanger of a refrigeration system, where the heat exchanger is located within ...  
WO/2022/071033A1
[Problem] To prevent the state of an electric wire on a power reception side relative to a power distribution transformer from affecting adjustment of apparent power in an electric wire on a power supply side relative to the power distri...  
WO/2022/071034A1
[Problem] To control operation of a control unit on the basis of a limit of operation of the control unit, which is electrically connected in parallel to a conversion unit with respect to a power-receiving path of the conversion unit and...  
WO/2022/065506A1
This instrument management system for an inverter compressor has mounted thereon a motor that is driven by an inverter, and comprises: a partial discharge detection device which detects a voltage of the motor in order to detect partial d...  
WO/2022/066663A1
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system (10) includes a vapor compression system (14) having an evaporator (38), a condenser (34), and a compressor (32). The compressor (34) is configured to guide a...  
WO/2022/064784A1
This air conditioning system comprises: a refrigerant circuit (RC) having an indoor heat exchanger (15) of an indoor unit (2), and an outdoor heat exchanger (13) of an outdoor unit (1); and a detection unit (40) that is capable of detect...  

Matches 1 - 50 out of 12,083