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WO/2023/229950A1 |
A system includes a pressure exchanger (PX) configured to receive a first fluid via a first inlet and a second fluid via a second inlet. The PX is to exchange pressure between the first fluid and the second fluid and provide the first fl...
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WO/2023/229151A1 |
The present invention provides a refrigerator comprising: a cabinet having a machine compartment on the lower side; a compressor that is installed in the machine compartment and sags in one direction due to the weight thereof when the re...
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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/2023/223770A1 |
[Problem] To provide a composite device that contributes to downsizing of vehicular air-conditioning devices and the like and can also minimize occurrence of troubles due to a liquefied refrigerant during activation of a refrigerant comp...
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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/2023/210446A1 |
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/2023/210444A1 |
Provided is a refrigeration cycle device which makes it possible to inhibit a working medium disproportionation reaction. This refrigeration cycle device is equipped with a control device (3) for controlling a compressor (4) equipped wit...
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WO/2023/199194A1 |
Active two-phase cooling systems incorporate a cooling medium that changes phase as it absorbs heat dissipated by a heat source and a pump or a compressor that urges the cooling medium through a cooling loop. Operation of some heat sourc...
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WO/2023/188883A1 |
A heat pump device according to the present invention comprises: an electric compressor (1); a condenser (9); and an evaporator (11). The electric compressor (1) has a housing (10), an inlet (16a), an outlet (16b), etc. In this heat pump...
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WO/2023/184768A1 |
A water chiller unit. The water chiller unit comprises: a casing (100); a compressor arranged in the casing (100), the casing (100) comprising a volute case (110) and a motor casing (120), and the motor casing (120) comprising a casing b...
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WO/2023/178870A1 |
An air conditioning system (100), comprising a compressor (10), a four-way valve (50), an outdoor heat exchanger (20), a throttling device (30), and an indoor heat exchanger (40), all of which are in communication with each other and for...
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WO/2023/178867A1 |
A compressor (10, 100) and an air conditioner (1000). The compressor (10, 100) comprises a body portion (11, 110) and a reservoir (13, 150), wherein the reservoir (13, 150) is arranged below the body portion (11, 110), an interlayer (12,...
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WO/2023/169709A1 |
The invention relates to a fluid circulation device comprising a casing (2) containing an electric machine (3), a cycle-gas circuit (5) subjecting the cycle gas to a change between a minimum pressure and a maximum pressure, a cycle-gas d...
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WO/2023/165795A1 |
A system (10) for steam generation and/or heat generation, having multiple compression stages (11), wherein each compression stage (11) includes a compressor (12) which is equipped to compress steam, starting from an inlet pressure of th...
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WO/2023/163597A1 |
A reciprocating compressor (l1) comprising: a suction valve (110'); a discharge valve (120'); and a working chamber (251'); wherein the suction valve (110') is configured to provide fluid communication between a suction channel (40') and...
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WO/2023/158552A1 |
A housing for a refrigerant compressor may include a first portion made of a metallic material and surrounding moving parts of the refrigerant compressor. The housing may further include a second portion mounted to the first portion and ...
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WO/2023/156342A1 |
The multi-compressor system (7) comprises a plurality of compressors (8) which are parallelly coupled; a common suction line (14) and inlet connection lines (15) each connecting the common suction line (14) to a suction fitting (11) of a...
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WO/2023/155330A1 |
A refrigeration system (100) and a refrigeration device. The refrigeration system (100) comprises a circulation loop; the circulation loop comprises a main flow path (21), and a first branch (22) and a second branch (23) that are connect...
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WO/2023/147774A1 |
An ice-making assembly, comprising a mold assembly having a mold cavity defined therein. The ice-making assembly further comprises a storage container, which is in fluid communication with the mold assembly, so as to provide a liquid wat...
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WO/2023/123843A1 |
A transcritical carbon dioxide single-stage and double-stage compression hot water system and a control method therefor. The system comprises a first-stage compressor (1), a first heat exchanger (2) used for exchanging heat with cooling ...
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WO/2023/127459A1 |
This refrigeration device comprises: a refrigeration circuit having a heat exchanger that cools refrigerant flowing in an expansion device by means of the refrigerant flowing from an evaporator to a compressor, the refrigeration circuit ...
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WO/2023/128176A1 |
The present invention relates to a gas cycle heat pump, and to a device capable of transmitting heat from one point to another, the device comprising: a compression unit having a compressed gas flow path connected from a compressed gas s...
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WO/2023/121477A1 |
A working fluid extraction system for a displacement machine (210) for removing a condensable working fluid (280) from a working fluid/lubricant mix in an interior volume (218) of the displacement machine (210) separate from a working ch...
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WO/2023/120960A1 |
A heat pump is disclosed. The heat pump may comprise: a compressor for compressing a refrigerant provided from an accumulator; a water-refrigerant heat exchanger for allowing heat to be exchanged between water and the refrigerant dischar...
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WO/2023/110141A1 |
The present invention relates to a heat pump method (100), in which a working medium is vaporised at a lower temperature level (Tu) using a heat source (Qu) and subsequently compressed and liquefied at an upper temperature level (To) usi...
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WO/2023/103871A1 |
A fluid machine and a heat exchange device. The fluid machine comprises a crankshaft (10), a cylinder sleeve (20), at least one end cover (100), a crossed groove structure (30), and sliding blocks (40); a first included angle A is formed...
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WO/2023/103968A1 |
Provided in the present disclosure is an air source heat pump system. The air source heat pump system comprises a compressor, a water-side heat exchanger, an air-side heat exchanger, a four-way valve, a one-way valve, an electronic expan...
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WO/2023/103872A1 |
Fluid machinery, a heat exchange apparatus, and an operation method for fluid machinery. The fluid machinery comprises a crankshaft (10), a cylinder sleeve (20), a crossed groove structure (30) and sliding blocks (40), wherein a first in...
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WO/2023/101771A1 |
A system includes a pressure exchanger (PX) configured to receive a first fluid via a first PX inlet and receive a second fluid via a second PX inlet. The PX is configured to exchange pressure between the first fluid and the second fluid...
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WO/2023/087723A1 |
The present application relates to the technical field of refrigeration. Disclosed is a method for controlling a refrigerant circulation system. The refrigerant circulation system comprises an air suspension compressor. The method compri...
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WO/2023/087710A1 |
A compressor (10) and a liquid supply system therefor, the compressor (10) comprising: a housing (108), which defines an accommodating cavity (1081), and a cooling pipeline (104) and a gas supply pipeline (103) that are arranged in paral...
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WO/2023/087682A1 |
A compressor system, a control method for the compressor system, and an air conditioner. In order to solve the problem of damage due to the fact that oil shortage of a compressor cannot be found in time, the compressor system comprises a...
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WO/2023/090676A1 |
The invention, which relates to a refrigerant compressor (1) for air-conditioning systems and to a method for operating a refrigerant compressor (1), is based on the object of specifying a solution with which safe functioning of a refrig...
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WO/2023/073877A1 |
The present invention provides a device and a manufacturing method in which it is possible to adjust cooling performance in accordance with a subject being cooled. This cooling device has a refrigeration cycle in which refrigerant is c...
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WO/2023/073280A1 |
Heat pump arrangement, the arrangement comprising at least two heat circuits, wherein each circuit is arranged to circulate a fluid specific for the circuit, and each circuit comprises an evaporator for evaporating the fluid from liquid ...
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WO/2023/071196A1 |
A compressor assembly comprises a first compressor, a second compressor, a first oil separator, a second oil separator, a storage container, a gas-liquid separator, a liquid balance pipe, and a gas balance pipe. The first compressor has ...
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WO/2023/071536A1 |
A compressor assembly, an air conditioner outdoor unit, and an air conditioning system. The compressor assembly comprises a first compressor (1), a second compressor (2), a first oil separator (3), a second oil separator (4), a first gas...
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WO/2023/058971A1 |
The present invention relates to an air conditioning device for a vehicle. An objective of the present invention is to prevent overheating of an inverter controlling the rotational speed of an electric compressor without cut-off of the i...
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WO/2023/040210A1 |
A refrigeration system comprises a compressor assembly, a high-pressure pipeline (200) and a low-pressure pipeline (300). The compressor assembly comprises multiple compressors connected in parallel. The high-pressure pipeline (200) is c...
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WO/2023/035653A1 |
The present application relates to the technical field of refrigeration. Disclosed is a gas supply system for a suspension bearing, comprising: a compressor, comprising the suspension bearing; a first circulation assembly, comprising a c...
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WO/2023/035655A1 |
An air supply system for a suspension bearing, relating to the technical field of refrigeration. The system comprises: a compressor (100), comprising a suspension bearing; a first circulation assembly, comprising a condenser (120) and an...
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WO/2023/035665A1 |
A gas supply system for a suspension bearing, relating to the technical field of refrigeration. The gas supply system comprises: a compressor (100), comprising a suspension bearing; a first circulation assembly, comprising a condenser (1...
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WO/2023/039446A1 |
A method includes receiving, by a processing device and from a variable frequency drive coupled to one or more compressors, operation information of the one or more compressors. The method also includes comparing the operation informatio...
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WO/2023/036614A1 |
A method serves for operating a speed-controlled compressor (1) of a domestic refrigeration appliance (2), wherein, at the start of an operating cycle (Z1-Z3) of the compressor (1) a check is carried out to determine the period of time (...
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WO/2023/024673A1 |
The present invention specifically relates to the field of automobile air conditioners, and provides an apparatus and method for preventing a compressor from oil shortage and an integrated gas-liquid separator. The apparatus comprises: a...
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WO/2023/022682A1 |
The present invention relates to a compressor (1) comprising a body (2) which is composed of an upper casing (3) and a lower casing (4); an outlet tube (6) which is provided on the lower casing (4) and which discharges the compressed ref...
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WO/2023/018482A1 |
A cooling system that may include a source of liquid natural refrigerant, a heat exchanger in communication with the source of liquid natural refrigerant that is configured to convert the liquid natural refrigerant into a gaseous natural...
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WO/2023/005347A1 |
A compressor compartment for built-in refrigeration equipment, comprising: a body, comprising a front cover located on the front side of built-in refrigeration equipment, the front cover being provided with an air outlet and a first air ...
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WO/2023/285240A1 |
The invention relates to a method for operating an ammonia cooling circuit of an ammonia synthesis plant for preventing pressure variations in the cooling circuit due to varying load or outlet temperatures, wherein the method comprises: ...
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WO/2023/283055A1 |
A compressor includes a compression mechanism, a motor, a drive shaft, and a motor cooler. The compressor is configured to compress a working fluid. The motor dives the compression mechanism and is housed within a motor housing. The driv...
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