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WO/2021/014739A1 |
To provide a gas-liquid separator with a simple and compact structure capable of efficient gas-liquid separation, and a refrigerant circulation system, this gas-liquid separator comprises: a first refrigerant pipe that is introduced into...
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WO/2021/014566A1 |
This air conditioner comprises a refrigerant circuit in which a compressor, a condenser, an expansion unit, a receiver, and an evaporator are connected by piping, the refrigerant circuit being such that a refrigerant flows therethrough. ...
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WO/2021/014943A1 |
The purpose of this disclosure is to provide a refrigeration cycle device capable of suppressing retention of oil during indoor heating. A refrigeration cycle device (10) can perform indoor heating to warm blown air blown into a space ...
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WO/2021/014644A1 |
This air conditioning apparatus includes: a refrigerant circuit that has a compressor, a refrigerant flow path switching device, a heat-source-side heat exchanger, a restriction device, a heat transfer medium heat exchanger, and an accum...
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WO/2021/009881A1 |
This refrigeration cycle system comprises: a detection means for detecting a relevant physical quantity, which is a physical quantity relating to the state of a refrigerant circuit; and a control means for executing a circuit state deter...
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WO/2021/010130A1 |
A refrigerant circuit (6) of this refrigeration device (1) performs a refrigeration cycle in which a high pressure is equal to or higher than the critical pressure of a refrigerant or higher. The refrigeration device (1) performs at leas...
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WO/2021/010234A1 |
Provided is a refrigeration cycle system comprising a notification unit for providing notification regarding refrigerant leakage when refrigerant leakage is detected, wherein the laboriousness of inspecting the notification unit can be r...
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WO/2021/010721A1 |
A scroll compressor including an orbiting scroll having a small diameter compared to a case in which an oil groove is provided in a ring shape and constantly communicates with an outlet of an oil passage. The scroll compressor includes a...
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WO/2021/005701A1 |
The present invention provides a cooling system capable of comprehensively improving the efficiency of an evaporation/condensation phase-change cycle of a refrigerant. The cooling system of the present invention is characterized by havin...
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WO/2021/005737A1 |
An outdoor unit according to the present invention is provided with: a compressor that suctions, compresses, and discharges a refrigerant; a first refrigerant flow path switching device that switches refrigerant flow paths between coolin...
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WO/2021/005705A1 |
The objective of this invention is to prevent the generation of a surge phenomenon in a compressor by being able to respond quickly even when the load on a server to be cooled changes rapidly. In the present invention, a local cooler (1)...
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WO/2021/006184A1 |
In refrigeration cycle devices for performing water cooling of a heat exchanger, circulation pumps that cause cooling water for performing heat exchange to circulate are locally procured, and it was previously impossible for a refrigerat...
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WO/2021/003080A1 |
A coolant system includes a multistage compressor having a plurality of surge detection sensors. A condenser is connected to an outlet of the multistage compressor. An economizer is connected to an outlet of the condenser and has a gaseo...
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WO/2021/001869A1 |
This air conditioning device comprises a relay that has a first decompression device. The relay has a flow path switching valve that is provided to first refrigerant piping connected between a compressor and a load-side heat exchanger, a...
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WO/2021/001969A1 |
A control device (100) controls a heating capacity during a heating operation and a defrost capacity during a defrost operation. The control device (100) determines the defrost capacity in the defrost operation of a first refrigeration c...
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WO/2020/262624A1 |
A two-stage compression type refrigeration device (1) for compressing a refrigerant to a supercritical range is provided with: low-stage-side compression units (22, 23); a high-stage-side compression unit (21); an intermediate cooler (17...
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WO/2020/262209A1 |
Provided is a novel low-GWP mixed refrigerant. A composition including a refrigerant, wherein said refrigerant includes trans-1,2-difluoroethylene (HFO-1132(E)), 1,1-difluoroethylene (HFO-1132a), 2,3,3,3-tetrafluoro-1-propene (R1234yf), ...
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WO/2020/262241A1 |
The present invention provides a novel low-GWP mixed refrigerant. A composition containing a refrigerant that contains 1,1-difluoroethylene (HFO-1132a) and difluoromethane (R32), wherein from 26% by mass to 40% by mass of HFO-1132a is ...
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WO/2020/264111A1 |
An electric compressor motor includes a stator ring having a plurality of stator winding slots and a plurality of stator windings. Each of said stator windings is received in a stator winding slot of the plurality of stator winding slots...
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WO/2020/261317A1 |
An air conditioner provided with an outdoor unit having a compressor and an indoor unit connected to the outdoor unit includes: a heating means provided in the compressor to heat a refrigerant within the compressor; and a control device ...
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WO/2020/264171A1 |
A compressor includes a housing, a shaft that is rotated relative to the housing to compress a working fluid, and a foil bearing that supports the shaft. The foil bearing includes a top foil. The foil bearing is a foil gas bearing that i...
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WO/2020/261749A1 |
Provided is a temperature control device capable of more suitably controlling temperature even when the number of temperature regulation target sites is increased. The temperature control device is for controlling temperatures in tempe...
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WO/2020/259131A1 |
Disclosed is a water cooling unit, comprising: a compressor, wherein the compressor comprises a primary compression cavity and a secondary compression cavity communicating with each other, and has a gas suction port, a low-pressure gas s...
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WO/2020/261387A1 |
This air conditioner is provided with: an outdoor unit having a compressor that compresses and discharges a refrigerant, and a heat source-side heat exchanger for heat exchange between the refrigerant and outdoor air; and a relay device ...
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WO/2020/256119A1 |
The invention addresses the problem of providing a mixed refrigerant that combines the two properties of having an equivalent performance coefficient (Coefficient of Performance (COP)) to that of R410A and having a sufficiently small GWP...
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WO/2020/256126A1 |
The invention addresses the problem of providing a mixed refrigerant combining the three properties of having a refrigerative property (also referred to as Refrigeration Capacity or Cooling Capacity) and a performance coefficient (Coeffi...
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WO/2020/256134A1 |
The present invention provides: a working medium for refrigeration cycle, said working medium being capable of effectively suppressing or attenuating a disproportionation reaction of 1, 2-difluoroethylene (R1132); and a refrigeration cyc...
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WO/2020/256109A1 |
Provided is a novel low-GWP mixed refrigerant. This composition contains a refrigerant, wherein the refrigerant contains trans-1,2-difluoroethylene (HFO-1132 (E)), trifluoroethylene (HFO-1123), and 1,3,3,3-tetrafluoropropene (R1234ze).
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WO/2020/255454A1 |
An electric expansion device (10) for cooling expands a refrigerant condensed by an outdoor heat exchanger when a refrigeration cycle is in a cooling state. An electric expansion device (20) for heating expands a refrigerant condensed by...
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WO/2020/255355A1 |
An outdoor unit (2) includes a heat exchanger (40) and a liquid receiver (30). The heat exchanger (40) performs heat exchange between a refrigerant flowing through a first passage (H1) and a refrigerant flowing through a second passage (...
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WO/2020/256129A1 |
The present invention addresses the problem of suppressing a polymerization reaction or an autolysis reaction of 1,2-difluoroethylene. To solve the problem, provided is a method for coexisting 1,2-difluoroethylene (HFO-1132) and oxygen i...
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WO/2020/256087A1 |
The present invention addresses the problem of providing a novel low-GWP mixed refrigerant. The present invention provides, as a means for solving the problem, a composition containing a refrigerant that contains trans-1, 2-difluoroethyl...
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WO/2020/256153A1 |
An information processing device that executes processing to determine operation settings according to conditions when an air conditioner is being operated, comfort when the air conditioner is being operated, and conditions pertaining to...
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WO/2020/256100A1 |
Provided is a novel low-GWP mixed refrigerant. The present invention is a composition containing a refrigerant, wherein the refrigerant contains trans-1,2-difluoroethylene (HFO-1132 (E)), difluoromethane (R32), and 1,3,3,3-tetrafluorop...
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WO/2020/256146A1 |
The present invention provides a composition which contains a fluoroethylene having one or more fluorine atoms, said fluoroethylene exhibiting excellent stability. A fluoroethylene composition according to the present disclosure contai...
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WO/2020/256112A1 |
The present invention addresses the problem of providing a novel mixed refrigerant that has a low GWP. The present invention provides, as a means for solving the problem, a composition containing a refrigerant that contains trans-1, 2-di...
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WO/2020/255966A1 |
This refrigeration cycle device (1) for performing a refrigeration cycle using a refrigerant is provided with: a refrigerant circuit (10) having a compressor (21), a condenser (23), a pressure reducing part (24), and an evaporator (31); ...
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WO/2020/256098A1 |
The present invention addresses the problem of providing a new mixed refrigerant having a low GWP. To solve the problem, a composition containing a refrigerant is provided, wherein: the refrigerant contains trans-1,2-difluoroethylene (HF...
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WO/2020/255198A1 |
A freezing apparatus provided with a compressor that compresses and discharges a drawn-in refrigerant by means of a compression mechanism, the freezing apparatus being provided with: the compressor, which has a motor that drives the comp...
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WO/2020/256117A1 |
The present invention addresses the problem of providing a novel low-GWP mixed refrigerant. A composition including a refrigerant wherein said refrigerant includes trans-1,2-difluoroethylene (HFO-1132(E)) and 1,3,3,3-tetrafluoropropene (...
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WO/2020/256133A1 |
The present invention addresses the problem of providing a new mixed refrigerant having a low GWP. To solve the problem, a composition containing a refrigerant is provided, wherein the refrigerant contains: trans-1,2-difluoroethylene (HF...
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WO/2020/255430A1 |
A refrigeration cycle device includes: a first channel switching valve having first to fourth ports; a second channel switching valve and a third channel switching valve each having fifth to seventh ports; a compressor; a discharge pipe ...
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WO/2020/256131A1 |
A refrigerant including difluoroethylene (HFO-1132), wherein the stability of HFO-1132 when mounted on a refrigerator and operated is improved. A refrigerator including a refrigerant that includes difluoroethylene (HFO-1132) as a working...
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WO/2020/255192A1 |
The refrigeration circuit device comprises: a first channel switching valve that has first to fourth ports; a second channel switching valve and a third channel switching valve that each have fifth to seventh ports; a compressor; a disch...
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WO/2020/248588A1 |
The present invention relates to the technical field of thermodynamics, refrigeration and heat pumps, and more particularly, relates to a single working medium steam combined cycle. The reverse single working medium steam combined cycle ...
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WO/2020/250986A1 |
The present invention sets a refrigerant to be in a superheated state without degrading the performance of a cascade heat exchanger. A refrigerant cycle system (100, 200) is provided with a first refrigerant circuit (1, 201), a second re...
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WO/2020/248589A1 |
A reverse single working medium steam combined cycle, relating to the technical fields of thermodynamics, refrigeration, and heat pumps. The reverse single working medium steam combined cycle refers to, on a working medium composed of M1...
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WO/2020/248590A1 |
A reverse single-working-medium steam combined cycle, which refers to a closed process consisting of the following nine processes that are carried out separately or together by M1 kg and M2 kg working media: an endothermic vaporization p...
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WO/2020/248591A1 |
A reverse single-working-medium steam combined cycle, which refers to a closed process consisting of the following nine processes that are carried out separately or together by M1 kg and M2 kg working media: an endothermic vaporization p...
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WO/2020/251723A1 |
A coolant cycle system for cooling a structure includes a two stage compressor configured to compress a coolant. The two stage compressor has a first stage with a first stage inlet and a first stage outlet and a second stage with a secon...
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