Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 151 - 200 out of 8,434

Document Document Title
WO/2023/279616A1
The present invention relates to the technical field of air conditioner oil return, and in particular, to an indoor unit oil return control method. The present application aims to solve the problem of how to ensure oil return of an indoo...  
WO/2023/273778A1
A refrigerator, comprising a vacuumizing apparatus (V). The vacuumizing apparatus (V) is provided with a vacuum pump (10) arranged in the refrigerator, and an air suction nozzle (26) that is communicated with a suction port of the vacuum...  
WO/2023/273495A1
Provided are a refrigerating system (10) and a refrigerator. The refrigerating system (10) comprises a compressor (100), a condenser (200), a throttling device (400) and an evaporator (500), the refrigerating system (10) forming a circul...  
WO/2023/272365A1
The present invention relates to an air bleeding method for refrigeration systems. The invention relates to an on-demand air bleeding method in which the refrigeration plant valve is opened until all of the non-condensable gases have bee...  
WO/2022/262653A1
A gas-liquid separator (100) and an air conditioning device (200). The gas-liquid separator comprises a housing (1), an air outlet pipe (2), a filter member (3), and a fixed frame (4). The housing (1) is provided with a liquid storage ca...  
WO/2022/260276A1
This accumulator for a compressor, provided on a horizontal-type compressor, comprises: a body provided on one side of a horizontal-type accumulator so as to be perpendicular to the center line of the horizontal-type compressor; a stand ...  
WO/2022/259287A1
This refrigeration device comprises: a main circuit in which a compressor, a condenser, a receiver, a first opening/closing valve, an expansion mechanism, an evaporator, and an accumulator are sequentially connected by refrigerant piping...  
WO/2022/257483A1
The present invention relates to the technical field of air conditioning systems and specifically relates to an air conditioning system, and aims to solve the problem of the use of an existing air conditioning system being limited due to...  
WO/2022/253046A1
A refrigeration system and an air conditioner. The refrigeration system comprises a circulation loop having a compressor, a first heat exchanger, a throttling device and a second heat exchanger; the refrigeration system also comprises a ...  
WO/2022/249566A1
Provided is a refrigeration device that is able to improve the efficiency of a refrigeration cycle by increasing the number of compression stages, while operating stably over a wide range of operating conditions. This refrigeration dev...  
WO/2022/246968A1
A heat pump air conditioning device and an implementation method thereof. The heat pump air conditioning device comprises a compressor (1), an indoor heat exchanger (4) and an outdoor heat exchanger (13), and comprises a refrigerant loop...  
WO/2022/249565A1
Provided is a refrigeration apparatus capable of stably operating while improving the efficiency of a refrigeration cycle. The refrigeration apparatus is provided with a compression section including three or more stages of compression...  
WO/2022/244619A1
A cooling unit 1a comprises a two-stage compressor 2a, a gas cooler 3, an intercooler 6, a first pressure reducer 4 disposed upstream of the intercooler, a second pressure reducer 7 disposed downstream of the intercooler, a vaporizer 8, ...  
WO/2022/241533A1
A cooling device (100) comprising a cooling circuit (101) comprising an evaporator (103) and a compressor (105) connected to the evaporator (103) by a first fluid line (107) of the cooling circuit (101), wherein the compressor (105) is a...  
WO/2022/239211A1
This refrigerant storage container comprises: a container body that forms an outer shell; an inflow tube that is connected to the container body and allows a gas-liquid two-phase refrigerant to flow into an upper space inside the contain...  
WO/2022/233663A1
The invention relates to a refrigerant circuit without a dryer, in particular for a domestic appliance, comprising an evaporator for evaporating a refrigerant, thereby absorbing heat; a condenser for condensing the refrigerant, thereby d...  
WO/2022/227370A1
Disclosed in the present invention are a compressor air inlet pipe, a compressor, and an air conditioner. The compressor air inlet pipe comprises a pipe body; the pipe body comprises a straight pipe and a bent pipe; the bent pipe compris...  
WO/2022/230101A1
Provided are a liquid receiver and a refrigeration cycle device comprising: a horizontally oriented container for retaining a refrigerant, the container comprising a cylindrical container central section, and a first container end sectio...  
WO/2022/227734A1
An oil separator (100) and an air conditioning system. The oil separator (100) comprises a barrel (1), an oil return pipe (2) and a filter unit (3), wherein the bottom of the barrel (1) is provided with a first mounting hole (11), one en...  
WO/2022/227372A1
A branch pipe assembly (100) for an air conditioner and an air conditioner having same, the branch pipe assembly (100) comprising a branch pipe tee (110), wherein a flow diversion cavity (111) inside the branch pipe tee (110) is internal...  
WO/2022/228361A1
Provided are a valve assembly and a sensor. The valve assembly comprises a valve body and a sensor, wherein the valve body is provided with a mounting cavity, and at least part of the sensor is accommodated in the mounting cavity; the se...  
WO/2022/224382A1
This binary refrigeration cycle device (51) comprises a first high-temperature refrigerant circuit (100) for circulating a first refrigerant, a second high-temperature refrigerant circuit (200) for circulating a second refrigerant, a low...  
WO/2022/219666A1
An outdoor unit (101) comprises: a first compressor (1); a second heat exchanger (20); an accumulator (9); and a four-way valve (7). In a refrigeration mode, a first refrigerant flows through the first compressor (1), the second heat exc...  
WO/2022/217863A1
Disclosed are an oil-gas separator, an air conditioner, and an air inlet pipe mounting method. The oil-gas separator comprises a cylinder body, a reinforcement member, and an air inlet pipe; the cylinder body comprises an inner cavity; t...  
WO/2022/209739A1
A heat source unit (10) connected to usage units (50, 60) is provided with compressors (22, 23), a first heat exchanger (13), a first expansion valve (14), and a receiver (15). In addition, the heat source unit (10) is provided with a fi...  
WO/2022/210794A1
Provided is a heat pump device capable of suppressing an increase in the risk of a disproportionation reaction due to changes in the composition of a zeotropic refrigerant mixture when a first refrigerant is a compound having a carbon-ca...  
WO/2022/205826A1
A compressor and a refrigeration apparatus. The compressor comprises a compressor body (100), a liquid storage device (200) and a connecting pipe (300), wherein the compressor body (100) comprises a housing (110) and a compression assemb...  
WO/2022/203040A1
Provided is a refrigeration cycle device that suppresses corrosion of a component of a refrigerant circuit, such corrosion caused by a refrigerant containing trifluoroiodomethane. An air conditioning device (1) is provided with a refrige...  
WO/2022/187897A1
Liquid Separator System The present invention relates to a liquid separator system for removing liquid particles from a blow-by gas stream in the internal combustion engine. The system has a liquid separating device and a remote warning/...  
WO/2022/181296A1
This oil separator (20) comprises: an oil separator container (44); a refrigerant gas introduction pipe (52) which is inserted from above the oil separator container (44) and introduces a refrigerant gas into the oil separator container ...  
WO/2022/176969A1
Provided is a bleeding device capable of efficiently discharging air. This bleeding device is provided with a bleed pipeline (71) which is connected to a condenser (12) to bleed a mixed gas containing a refrigerant gas and air from the c...  
WO/2022/177715A1
The discussion relates to cooling computing devices and specifically to managing two-phase cooling. One example can include a two-phase liquid immersion tank containing heat generating components and a liquid phase of a coolant having a ...  
WO/2022/177177A1
A combination (10) of a refrigerant accumulator (14) and an internal heat exchanger (16) comprises a central portion (12) with fluid portions (24, 26) to which the accumulator (14) and heat exchanger (16) are attachable. A connection com...  
WO/2022/170932A1
A liquid accumulator (100) and a refrigerating system having same. The liquid accumulator (100) comprises a tank body assembly (10), a valve seat (50), a baffle (60) and a one-way valve (70), wherein the tank body assembly (10) has a tan...  
WO/2022/172634A1
An oil separator (10) to be installed in a compressor for a cryogenic refrigerator comprises: a first cylindrical part (11) having a cylindrical shape extending along the vertical direction and including a first communication section (11...  
WO/2022/168238A1
In this invention, a control device (50) determines that the amount of liquid refrigerant returned to a compressor (1) is excessive if the ACC inlet SH, which is the superheat of the refrigerant at the inlet portion of a gas-liquid separ...  
WO/2022/161587A1
The invention according to the preamble of claim (1) to improve the capacity of compressor refrigeration machines is achieved by modifying the refrigeration circuit of a refrigeration machine. The prior-art refrigeration circuit consists...  
WO/2022/162775A1
A refrigeration cycle device (100) comprises a refrigerant circuit (101) and a gas-liquid separation circuit (102). The gas-liquid separation circuit (102) includes an internal heat exchanger (5), a receiver (6), a first valve (7), and a...  
WO/2022/160339A1
A two-phase flow air conditioning system with a free cooling function, the system comprising at least one compressor (1), a condenser (2), a throttling device (3), a low-pressure circulation drum (4), a refrigerant circulation pump (7), ...  
WO/2022/156545A1
A gas collecting pipe assembly, comprising a main pipe (10) and branch pipes (20). The branch pipes (20) are fixed onto the main pipe (10) and are communicated with the inside of the main pipe (10). The gas collecting pipe assembly furth...  
WO/2022/156913A1
The invention relates to a separation device, preferably a separation device for refrigerant and/or air, in particular for a heat pump system, for separating a first fluid, in particular a gas, from a combination, in particular a mixture...  
WO/2022/153760A1
A refrigeration circuit according to the present invention comprises: a gas-liquid separator into which a gas-liquid two-phase refrigerant that has flown out from a condenser flows and which separates the gas-liquid two-phase refrigerant...  
WO/2022/149188A1
A refrigeration cycle device (100) which: forms a channel through which a coolant travels so as to pass through a compressor (1), a load-side heat exchanger (3), a first expansion valve (4), a heat source-side heat exchanger (2) and an a...  
WO/2022/148373A1
A silencer and an air conditioning apparatus. The silencer comprises a cylinder (1), wherein the cylinder (1) is provided with a silencing cavity (11); a silencing plate (2) is arranged in the silencing cavity (11); an inner wall of the ...  
WO/2022/142230A1
Disclosed in the present application is a gas-liquid separation apparatus. A first snap portion is at least partially located between a first position-limiting portion and a first step portion; the first snap portion is partially located...  
WO/2022/142564A1
An air conditioner, a control method and a computer-readable storage medium. The air conditioner is provided with a controller (500), a temperature sensing assembly and a refrigerant circulation loop; a gas-liquid separator (700) is prov...  
WO/2022/122233A1
An embodiment of the invention herein provides a heat exchanger assembly. The heat exchanger assembly comprises a plate heat exchanger and a bottle with a connector. The connector comprises an inlet directly connected to the heat exchang...  
WO/2022/121432A1
The present disclosure belongs to the technical field of air conditioners, and particularly relates to an oil separator and an outdoor unit of an air conditioner. The oil separator comprises a tank body, an inlet pipe, a gas outlet pipe ...  
WO/2022/121771A1
A method for inspecting a reservoir (23), the method comprising: a step of preparing a reservoir (23) having a container portion (30) and an inner pipe (24) arranged inside the container portion (30), a step of blowing gas into the inter...  
WO/2022/118842A1
In the present invention, a temperature drop is suppressed in a usage-side heat exchanger during a defrost operation. The present invention comprises: a primary-side refrigerant circuit (5a) in which a primary-side refrigerant circulates...  

Matches 151 - 200 out of 8,434