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WO/2020/050086A1 |
This compressor is provided with a compression unit (110) and a cover section (120). The compression unit (110) compresses and discharges a fluid. The cover section (120) is arranged on the outer circumferential side of the compression u...
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WO/2020/050040A1 |
This refrigeration cycle device (10) has a compressor (11), an outdoor heat exchanger (16), a decompression section (14b) for room cooling, an evaporator (18), a branch section (13e), a decompression section (14c) for cooling, a temperat...
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WO/2020/051314A1 |
A method of mitigating refrigerant leaks within a refrigeration system that includes: detecting a leak of a refrigerant from a refrigeration system; closing a first valve to inhibit a fluid flow of the refrigerant between an evaporator a...
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WO/2020/049646A1 |
In an water-cooled air conditioner which comprises an outdoor unit, an indoor unit, and a load device, and in which a combustible refrigerant circulates through a refrigerant pipe that connects between the outdoor unit and the indoor uni...
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WO/2020/049844A1 |
Provide is a compressor and the like with good reliability. This compressor (1) is provided with a compression mechanism part (J) and a sealed container (19) that contains at least the compression mechanism part (J) and in which a refrig...
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WO/2020/049605A1 |
Upon receiving a capacity distribution correction signal indicating a refrigeration performance deficiency from one remote controller from among a plurality of remote controllers, the control device recognizes the indoor unit correspondi...
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WO/2020/045261A1 |
Provided is a heat pump system for vehicle air conditioning devices that can prevent the temperature (degree of superheating) of refrigerant delivered from a compressor from excessively increasing during a heating operation. A heat pump ...
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WO/2020/044721A1 |
The present invention provides a refrigeration cycle device which has a low global warming potential (GWP) of 750 or less and low combustibility and maintains performance and safety for a long period of time. The refrigeration cycle devi...
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WO/2020/046969A1 |
The disclosure relates to a thermosiphon system (10) operable to consistently maintain the permafrost (8) and active frost layer (12) in a frozen condition to adequately support buildings and other structures (14). During cooler seasons,...
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WO/2020/045356A1 |
Provided is a refrigeration cycle device having a low combustibility and a GWP of 750 or less, wherein even when a mixed refrigerant containing trifluoroiodomethane is used, a polyvinyl ether oil having poor thermochemical stability with...
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WO/2020/040158A1 |
Provided is a highly reliable refrigeration cycle device. An air-conditioner (W) is provided with a refrigeration circuit (Q) where a refrigerant is circulated through a compressor (1), an outdoor heat exchanger (3), an outdoor expansion...
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WO/2020/039707A1 |
The present invention performs management so that refrigerant discharged in a refrigeration cycle does not exceed a prescribed temperature. An air conditioner (100) according to the present invention comprises: a refrigeration cycle that...
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WO/2020/039692A1 |
This refrigeration cycle device (1) is provided with a refrigerant and a refrigeration cycle circuit. The refrigeration cycle circuit has a compressor (10) and causes the refrigerant to circulate. The refrigerant is an HFO-based refriger...
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WO/2020/040471A1 |
A freezer is disclosed. A freezer according to an embodiment comprises: a compressor configured to discharge a refrigerant in the gas state; a condenser configured to cool and liquefy the refrigerant discharged from the compressor; a liq...
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WO/2020/035944A1 |
This heat source system has: a free cooling unit provided with a heat medium circuit including a heat medium heat exchanger and a heat medium-heat medium heat exchanger, the free cooling unit being also provided with a heat medium-side f...
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WO/2020/035940A1 |
This cold water supply system cools water flowing through water piping and supplies the cooled water to a cooling load. The cold water supply system comprises: a first compressor; at least one independent refrigerant circuit unit provide...
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WO/2020/035943A1 |
A free cooling unit has a free cooling circuit in which an air heat exchanger, a water heat exchanger, and a pump are connected by piping and that circulates a heat transfer medium in the piping. The free cooling unit comprises an air he...
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WO/2020/036404A1 |
The present invention relates to a refrigerating and air conditioning apparatus using a complex generator which can simultaneously generate rotation energy and electric energy boosted by at least one boosting means by combining a plurali...
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WO/2020/035993A1 |
Provided is a control device that detects an abnormal operation state of a compressor in a parallel refrigerator. This control device, provided on a refrigerator that comprises a plurality of compressors connected in parallel, detects th...
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WO/2020/035942A1 |
A free cooling system comprises a plurality of free cooling outdoor units that each have: a heat transfer medium circuit in which a heat transfer medium pump, a first heat exchanger, and the heat source side of a second heat exchanger ar...
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WO/2020/035941A1 |
This free cooling outdoor unit comprises: a refrigerant circuit in which a refrigerant circulates and in which a compressor, a first heat exchanger, a throttle device, and a refrigerant-side flow channel of a first water heat exchanger a...
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WO/2020/035946A1 |
A heat source machine according to the present invention comprises: a free cooling unit which has a heating medium circuit that circulates a first liquid heating medium, a first heat source-side heat exchanger that performs heat exchange...
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WO/2020/031319A1 |
A non-azeotropic mixed refrigerant that has a specific composition ratio is circulated in a refrigeration cycle device (100) according to the present invention. This refrigeration cycle device (100) is provided with a compressor (1), a f...
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WO/2020/031725A1 |
The refrigeration cycle system according to the present invention comprises: a two-phase flow turbine that is capable of being driven by expanding refrigerant discharged from a first condenser of a first refrigeration cycle and a second ...
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WO/2020/031535A1 |
The purpose of the present invention is to provide a compressor in which trifluoroiodomethane (CF3I) is used as a coolant and for which performance decline caused by demagnetization of a permanent magnet is suppressed. The present invent...
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WO/2020/031801A1 |
A high-pressure-chamber-type sealed electric compressor that comprises, in a sealed container: a compression mechanism part that compresses a coolant; and an electric motor that drives the compression mechanism part. The electric motor c...
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WO/2020/026374A1 |
This air conditioner is provided with: a refrigeration cycle circuit having a compressor, an outdoor heat exchanger, an expansion valve, and an indoor heat exchanger, which are connected sequentially by refrigerant piping; a cooling devi...
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WO/2020/027680A1 |
A variable geometry ejector (300) for cooling applications is disclosed comprising a primary fluid chamber (302); a suction chamber (320) downstream the primary fluid chamber (302); a primary nozzle (310) arranged so as to stream a worki...
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WO/2020/019608A1 |
A compressor (1) and a refrigerator. The compressor (1) comprises: a sealed container (11); a motor portion and a compressing mechanism portion which are disposed in the sealed container (11); and a by-pass valve (6). The compressor (1) ...
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WO/2020/022749A1 |
A cool air supplying apparatus includes a swash plate shaft connected to a motor and extending in a predetermined axial direction; a compression swash plate obliquely coupled to the swash plate shaft; a compression piston configured to r...
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WO/2020/021700A1 |
This refrigeration cycle device (100) uses a non-azeotropic refrigerant mixture. The refrigeration cycle device (100) is provided with a compressor (1), a first heat exchanger (3), a pressure reducing device (4), a second heat exchanger ...
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WO/2020/022443A1 |
For a joint connecting a multi-holed flat tube and a circular pipe, a problem may occur in which oil accumulates in the vicinity of a connection portion. In a refrigeration device that uses carbon dioxide as a refrigerant, for which oil ...
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WO/2020/017521A1 |
According to the present invention, a showcase is provided with a refrigerant circuit and a refrigerant sealed in the refrigerant circuit. The refrigerant circuit has a compressor (121), a heat radiator (122), an expansion valve (123), a...
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WO/2020/017520A1 |
It has not been investigated what kind of refrigerant should be used in a refrigeration cycle device for a vehicle. This refrigeration cycle device (1) for a vehicle is provided with a refrigerant circuit (10) and a refrigerant sealed in...
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WO/2020/017030A1 |
An air conditioning device (1) comprises: a compressor (11); a first heat exchanger (13); a second heat exchanger (22) that exchanges heat between a first heat medium and a second heat medium; a plurality of flow rate adjusting valves (3...
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WO/2020/018299A1 |
Embodiments include techniques for generating coordination maps for energy efficient chilled water and condenser water temperature resets in a chiller plant system. The embodiments include a controller configured to control and set thres...
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WO/2020/017386A1 |
The present disclosure provides a composition that contains a refrigerant (mixed refrigerant) provided with all three types of performances that are a coefficient of performance (COP) and a refrigeration capacity (CaP) equal to or greate...
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WO/2020/013894A1 |
A vapor compression system includes a first conduit (78) fluidly coupling a liquid collection portion of a condenser (34) and an evaporator (38), where the first conduit is configured to direct a first flow of refrigerant from the conden...
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WO/2020/010897A1 |
A refrigerator cooling system (100), comprising a pipe (6) forming a loop and, sequentially provided on the pipe (6), a compressor (1), a condenser (2), a refrigerant volume regulating apparatus (3), a capillary tube (4), and an evaporat...
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WO/2020/012750A1 |
A heat source system 1 according to an embodiment of the present invention is provided with: an inlet-side pressure meter 17 provided on the inlet side through which water flows into a water-refrigerant heat exchanger 9 from a water circ...
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WO/2020/008514A1 |
This indoor unit of an air conditioner uses R290 as a refrigerant and produces warm air having a blowing temperature of 70-75°C.
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WO/2020/009314A1 |
The present invention provides an ORC power generation apparatus for generating power by using new renewable thermal energy, comprising: a housing, which has a front cover with a fluid inlet and a rear cover with a fluid outlet and is pr...
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WO/2020/008520A1 |
The purpose of the present invention is to provide an air conditioner in which there is used a refrigerant that includes iodocarbon, wherein decomposition of the refrigerant can be suppressed and performance can be maintained. A lubrican...
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WO/2020/009901A1 |
A heat transfer system is disclosed including heat transfer fluid flow paths (20,22,24,28) through a heat exchanger evaporator (12) and a heat exchanger condenser (16). The system includes an electrochemical cell (32) that transforms an ...
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WO/2020/008884A1 |
Raw water is heated by a condenser 13 of a heat pump 10 and then supplied to an RO device 6 through a heat exchanger 4 using steam as a heat source. A part of a warm medium which flows out from a heat exchanger 24 of a refrigeration syst...
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WO/2020/008620A1 |
A refrigeration cycle device according to the present invention has a refrigerant circuit in which a compressor for compressing a refrigerant that has been drawn in, a condenser for condensing the refrigerant by a heat exchange, a constr...
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WO/2020/008590A1 |
An air-conditioning machine (1) is provided with a refrigerant circuit in which a compressor (10), an outdoor heat exchanger (30), an expansion valve (40), and an indoor heat exchanger (50) are circularly connected through refrigerant pi...
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WO/2020/008916A1 |
Provided is a refrigeration cycle device and a method for controlling same with which, for a refrigeration circuit that uses a non-azeotropic refrigerant, it is possible to limit reductions in evaporator inlet temperatures due to tempera...
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WO/2020/008495A1 |
A refrigeration cycle device (1), having an outdoor unit (3) including a compressor (5) for compressing a refrigerant, a fan (6), a linear electronic expansion valve (7) for adjusting the flow rate of the refrigerant, and an outdoor cont...
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WO/2020/004382A1 |
A hermetic refrigerant compressor (100) stores, in a hermetic container (101), a lubricating oil (103) that has a kinematic viscosity at 40°C of 1-9 mm2/S and includes sulfur or a sulfur-containing compound as a slidability modifier. A ...
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