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WO/2019/065635A1 |
An air conditioner (1) includes a refrigerant circuit (10) formed by connecting constituent devices, including: a compressor (21); an outdoor heat exchanger (23); an indoor expansion valve (41), an indoor expansion valve (51), and an out...
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WO/2019/064441A1 |
In this air conditioner , an outdoor unit that has a compressor which has an injection port for introducing the refrigerant into an intake chamber, a heat source-side heat exchanger that performs heat exchange with the refrigerant, an ou...
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WO/2019/058748A1 |
In this refrigerant circuit 12 using a non-azeotropic refrigerant, a gas leak amount is detected on the basis of a liquid temperature and a liquid pressure of a saturated liquid of said non-azeotropic refrigerant.
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WO/2019/058472A1 |
A heat exchanger unit, connected to refrigerant piping in which refrigerant is sealed, comprises a plurality of heat sources that generate different amounts of heat and a plurality of cooling means that cool each of the plurality of heat...
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WO/2019/058542A1 |
Provided is a refrigeration device which comprises: a refrigerant circuit formed by connecting a compressor, a condenser, a decompression device, and an evaporator by means of refrigerant piping; a discharge pressure sensor which detects...
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WO/2019/058450A1 |
This refrigerator is provided with: a refrigerant circuit wherein a compressor (1), condenser (2), expansion device (3), and cooler (4) are connected by means of a refrigerant pipe; a fan (6) that sends, to a first storage chamber (13), ...
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WO/2019/060890A1 |
A heat pump is disclosed that has a hot displacer section and a cold displacer section with a linear actuator section disposed between the hot and cold displacer sections. By providing the linear actuator section between the displacers, ...
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WO/2019/058464A1 |
An air conditioner comprises: bypass piping that branches from between an outdoor heat exchanger and an expansion valve in a refrigerant circuit and is connected to the intake side of a compressor; a bypass flow rate regulating valve tha...
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WO/2019/058506A1 |
This air conditioning device is provided with: a refrigerant circuit, wherein a compressor that compresses a refrigerant, a heat source-side heat exchanger that performs heat exchange between the refrigerant and a heat source heat medium...
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WO/2019/060752A1 |
An eductor system for a chiller assembly is provided. The system includes a first and a second eductor. The first eductor includes a first suction inlet that receives a first oil and refrigerant mixture from a plenum of a compressor, a f...
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WO/2019/054401A1 |
[Problem] In a refrigeration cycle device of an automotive air conditioning device which includes a bypass passage for bypassing a heat exchanger, and which is provided with a space cooling function and a space heating function, to relia...
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WO/2019/053880A1 |
This refrigeration air conditioner is provided with: a supercooling heat exchanger in which a compressor, a condenser, a decompression device, and an evaporator are connected by piping, and a refrigerant is circulated, and which supercoo...
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WO/2019/053858A1 |
This refrigeration cycle apparatus has a refrigerant circuit in which a compressor, a condenser, a subcooler, a throttle device, and an evaporator are connected via refrigerant piping, and which circulates a refrigerant including a refri...
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WO/2019/053872A1 |
Provided is an air-conditioning apparatus that prevents freezing and decline in cooling performance of an indoor unit while rectifying an imbalance, if any, in the amounts of liquid refrigerant among a plurality of heat source machines. ...
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WO/2019/054058A1 |
A hydrogenated NBR composition obtained by compounding 100 parts by weight of a hydrogenated NBR blend comprising 35-50 wt% medium- to high-nitrile-content hydrogenated NBR having an acrylonitrile content of 30-38% and 65-50 wt% high-nit...
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WO/2019/050122A1 |
The present invention relates to a heat-radiating device casing having a refrigerant pipe embedded therein and a method and an apparatus for manufacturing the same, the heating-radiating device casing comprising: a casting mold having a ...
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WO/2019/049678A1 |
Provided is a circulation cooling/refrigeration system that uses a sub-zero gas hydrate. The circulation cooling/refrigeration system has: a first circulation line that includes a gas hydrate line 10 for transporting a sub-zero gas hydra...
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WO/2019/049746A1 |
The present invention reduces costs and suppresses workability deterioration in relation to improving security against refrigerant leakage. An air conditioning system (100) comprises: an outdoor unit (10); a plurality of indoor units (40...
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WO/2019/049569A1 |
This variable displacement compressor is provided with: a compression mechanism (12); a volume control mechanism (40) for controlling the volume of discharge of a refrigerant from the compression mechanism; a clutch (MGC); and a control ...
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WO/2019/049637A1 |
Provided is a vehicular air conditioning device that can preemptively avoid a decrease in heating capability due to frost formation on an outdoor heat exchanger by valve aperture control of an outside expansion valve. The degree of refri...
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WO/2019/049625A1 |
A current estimating device that estimates a capacitor current of a high-voltage circuit for driving a motor, wherein the current estimating device calculates a voltage utilization rate using the input voltage of an inverter included in ...
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WO/2019/049744A1 |
In a first fluid circulation device, a heat exchanger, a tank that retains a first fluid fluidized by the heat exchanger, a first fluid pump that draws the first fluid retained by the tank, a heater that heats the first fluid drawn from ...
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WO/2019/049255A1 |
An air conditioning device (1) is provided with: a supercooling heat exchanger (23) for supercooling a refrigerant flowing through a first flow path between an outdoor heat exchanger (22) and an expansion valve (32); a flow path switchin...
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WO/2019/043939A1 |
A refrigeration/air-conditioning device which cools the interior of a refrigerator and in which a compressor, a condenser, an expansion valve, and an evaporator are connected, wherein: the refrigeration air-conditioning device comprises ...
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WO/2019/043941A1 |
This air conditioning device is provided with: a refrigerant circuit in which a compressor, an outdoor heat exchanger, an expansion part, and an indoor heat exchanger are connected through pipes and through which a refrigerant flows; an ...
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WO/2019/043771A1 |
This heat exchange unit comprises: a heat exchanger having a first heat exchange part that exchanges heat with a refrigerant, and a second heat exchange part that exchanges heat with the refrigerant that has undergone heat exchange in th...
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WO/2019/043595A1 |
Refrigeration device (100) having a closed circuit (C) comprising one main line (M) along which one main compressor (101), one condenser (102), one expansion valve (103) and one evaporator (104) are arranged, one turbocompressor (105) ha...
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WO/2019/044353A1 |
A refrigeration cycle device wherein, in an operation mode in which a refrigerant is made to flow to an indoor evaporator (16) and blown air is cooled by the indoor evaporator, the throttle opening characteristic of an expansion valve (1...
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WO/2019/043009A1 |
The invention relates to a heat pump comprising an evaporator (10) for evaporating working fluid, a condenser (20) for condensing compressed working steam; a compressor (30) having a first compressor stage (31), a second compressor stage...
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WO/2019/039510A1 |
Provided are: a working medium for thermal cycling, the working medium being capable of providing a thermal cycling system which has little effect on the ozone layer and global warming and has excellent cycle performance (efficiency and ...
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WO/2019/039153A1 |
Provided is a vehicle air-conditioning device capable of resolving inconveniences arising from decreases in heating capacity when switching from heat absorption from outside air to heat absorption from a heating medium. A heat–generati...
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WO/2019/038827A1 |
This air-conditioning system has: a heat source machine that generates heat; a plurality of indoor machines, to which the heat generated by the heat source machine is supplied; an operation performance setting device, which calculates th...
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WO/2019/038844A1 |
An evaporator comprises a large number of fans and a large number of heat transfer tubes. The heat transfer tubes have: an inlet heat transfer tube by which refrigerant is introduced on the side furthest upwind of the air flow of the eva...
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WO/2019/037576A1 |
A cooling/heating energy supply station is provided in order to release an air-conditioned garment (1) from the restrictions of conventional cooling/heating devices and improve comfort when wearing the air-conditioned garment (1). The co...
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WO/2019/035377A1 |
A liquid supplying device according to an embodiment is provided with: a plurality of supply-side branch flow passages which branch from a downstream end of a main flow passage and each supply a liquid, flowing out from the downstream en...
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WO/2019/030885A1 |
When leakage of a refrigerant is detected, a refrigerant recovery operation is performed of operating a compressor (210) in the state where an outdoor expansion valve (206) is closed such that a refrigerant suctioned from indoor units (4...
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WO/2019/031094A1 |
The objective of the present invention is to provide a heat pump that is able to use as a refrigerant a substance in which geometric isomer exists, and to provide a method for designing this heat pump. In this method for designing a heat...
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WO/2019/031370A1 |
This working medium for a refrigeration cycle contains (A) 1,1,2-trifluoroethylene, (B) difluoromethane, and (C) a haloalkane (excluding cases of C1-4 haloalkanes in which all of the halogen atoms are fluorine) as a disproportionation-su...
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WO/2019/031131A1 |
A refrigeration cycle device (10) includes: a first heat exchange unit (20) that heats a fluid for heat exchange using a high-pressure refrigerant discharged from a compressor (11) as a heat source; a decompression valve (13) that decomp...
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WO/2019/031123A1 |
This air-conditioning apparatus comprises: a low-temperature heat medium-outside air heat exchanger (32) that exchanges heat between a heat medium and outside air; and a heat medium circuit (30) that circulates the heat medium to a low-p...
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WO/2019/031221A1 |
This refrigeration cycle device is to be applied to air conditioning devices. The refrigeration cycle device is provided with a compressor (11), first heating units (12, 22, 12a), and second heating units (14, 14a, 42). The compressor co...
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WO/2019/026481A1 |
This combined heat exchanger is provided with a heat exchange unit (800) wherein a plurality of plate-like members (81) are laminated one upon another. The heat exchange unit comprises an evaporation unit (70) for heat absorption and an ...
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WO/2019/026486A1 |
This heat pump cycle device is provided with a flow passage switching part (30) which switches a refrigerant flow passage of a refrigerant circulation circuit. The flow passage switching part switches a flow passage between a cooling-sid...
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WO/2019/026528A1 |
The purpose of the present invention is to simplify a circuit configuration and switching control with respect to an air-conditioning device which is configured so as to be capable of switching between a heating mode and a cooling mode. ...
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WO/2019/026587A1 |
A monitoring system (1) equipped with a control device (15) which determines that there is an insufficiency in the refrigerant flowing in a refrigeration cycle device (2) when all of the following conditions (A) – (E) are satisfied. Th...
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WO/2019/026530A1 |
A refrigeration cycle device has a compressor (11), a heating unit (12, 30), a high-stage-side pressure reduction unit (13), a gas-liquid separation unit (14), a refrigerant branching unit (17), a first pressure reduction unit (19), a fi...
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WO/2019/026234A1 |
This refrigeration cycle device has: a plurality of refrigerant circuits, each having a compressor, heat source-side heat exchanger, and decompression device, which are connected to each other; and a heat medium circuit having a pluralit...
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WO/2019/026270A1 |
A refrigeration cycle device (2) is provided with: a refrigerant circulation circuit (20) to which a compressor (10), an oil separator (12), a condenser (14), an expansion valve (16), and an evaporator (18) are sequentially connected and...
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WO/2019/026485A1 |
This heat exchanger (16) is applied to a heat pump cycle (10) which can be switched between a cooling mode in which a fluid to be temperature-controlled is cooled by switching the circulation path of a refrigerant including an oil, and a...
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WO/2019/026094A1 |
A method is described to regulate a conditioning apparatus (10), comprising a heating/cooling device (12) and a ventilation device (14) suitable to generate a flow of air toward the heating/cooling device (12) in order to direct it towar...
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