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Patent Searching and Data


Matches 201 - 250 out of 48,999

Document Document Title
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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. ...  
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...  
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...  
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...  
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...  
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...  
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...  
WO/2019/026276A1
This refrigeration cycle device is equipped with: a main circuit, which is provided with a compressor, a use-side heat exchanger, a decompression device, and a heat source-side heat exchanger, and in which a refrigerant is circulated; a ...  
WO/2019/021406A1
An air conditioning system has: a heat source-side refrigerant circuit that is provided with a heat source-side heat exchanger; a load-side heat transfer medium circuit that is provided with a load-side heat exchanger; an intermediate he...  
WO/2019/023618A1
A lubrication additive recovery system is provided for use with a vapor compression system. The vapor compression system includes a compressor having a bearing, a condenser and an evaporator. The lubrication additive recovery system incl...  
WO/2019/021428A1
A refrigeration and air conditioning device comprises: a refrigerant circuit in which a compressor, a condenser, an expansion unit, and an evaporator are connected by piping and in which a non-azeotropic refrigerant circulates; a low pre...  
WO/2019/021360A1
A scroll compressor constituting part of this refrigeration cycle device comprises a positive-displacement pump that supplies a storage oil in a container bottom part to a sliding part of a rotating shaft via an in-shaft flow path formed...  
WO/2019/021380A1
This air conditioner has: a heat source device having a heat-source-side heat exchanger and a compressor; a first relay device connected to the heat source device by refrigerant piping; a second relay device connected to the first relay ...  
WO/2019/021464A1
An air conditioning device 100 is provided with: a flow channel switching device 2, which constitutes a refrigerant circuit wherein a compressor 1, heat source-side heat exchanger 3, intermediate pressure adjustment electronic expansion ...  
WO/2019/021968A1
The purpose of the present invention is to control a control temperature of an object to be temperature-controlled in a plurality of steps. A lower temperature-side fluid supplied from a first supply means 101 and a higher temperature-si...  
WO/2019/022140A1
Provided is a heat cycle system that: achieves excellent economy by using, as is, a system that is for a heat cycle and is designed to use 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) as a working medium; but that has the same or better...  
WO/2019/021448A1
This air conditioner is provided with: a compressor (114a) that compresses a refrigerant used in a refrigeration cycle; a converter (123) that generates a DC voltage; an inverter (126) that generates a three-phase AC voltage from the DC ...  
WO/2019/021726A1
The present invention provides a refrigerant composition that has a small GWP, is nonflammable or slightly flammable, and when used as an alternative refrigerant to existing refrigerants, for example, R-134a, R-410A, R-123 and R-404A, ha...  
WO/2019/021364A1
This invention aims at preventing unbalanced frost formation in a refrigeration device using a non-azeotropic refrigerant mixture having a temperature gradient so as to prevent a decline in COP for the refrigeration device and in the ref...  
WO/2019/021961A1
A heat pump heat source machine 10 comprising a refrigeration circuit 11, to which a compressor 12, an air-heat exchanger 14, which serves as a condenser, an expansion valve 16, and a water-heat exchanger 15, which serves as an evaporato...  
WO/2019/021431A1
Provided is a refrigeration cycle apparatus comprising a gas-liquid-oil separator that can be made more compact. The refrigeration cycle apparatus comprises a refrigerant circuit that includes a gas-liquid-oil separator (5) and in which ...  
WO/2019/017169A1
This ejector module is provided with a nozzle part (51), a body part (21), a pressure raising part (52), a depressurization part (20a), a depressurization-side valve body part (61), a depressurization-side driving part (62), and an openi...  
WO/2019/017350A1
Provided is a highly reliable freezer capable of cooling the inside of a heat source unit casing by using a coolant, and capable of suppressing the occurrence of liquid compression caused by the supply of coolant to a heat exchanger for ...  
WO/2019/017299A1
Provided is an air conditioning system that minimizes noise relating to gas-liquid two-phase conveyance. The air conditioning system (100) performs a refrigeration cycle in a refrigerant circuit (RC) comprising an outdoor unit (10), a pl...  
WO/2019/017084A1
A refrigeration cycle device (1) is provided with: a high-pressure detector (25) that detects the discharge pressure of a compressor (7); a low-pressure detector (26) that detects the suction pressure of the compressor (7); a first tempe...  
WO/2019/017168A1
This ejector-type refrigeration cycle comprises a compressor (11), a radiator (12), a branched part (14), an ejector (15), intake-side depressurizing parts (16, 16a), a windward-side evaporator (17), and a leeward-side evaporator (18). T...  
WO/2019/017167A1
This ejector-type refrigeration cycle is applied to an air conditioning apparatus, and is provided with a compressor (11), an indoor heat radiator (12), a heating pressure-reduction unit (13a), an outdoor heat exchanger (14), a cooling p...  
WO/2019/017351A1
Provided is a highly reliable freezer which uses a liquid as a heat source, and is capable of preventing condensation and freezing in the use unit when performing a cooling operation which uses the liquid heat exchanger of a heat source ...  
WO/2019/017388A1
The present invention addresses the problem of providing an air conditioner that can suppress the generation of noise when a refrigerant delivered in a gas-liquid two-phase state to an indoor unit passes through an electric expansion val...  
WO/2019/017370A1
Provided is a freezer which exchanges heat using a heat exchanger between a coolant circulating in a coolant circuit and a fluid being transported by a pump, and is capable of realizing an efficient system which minimizes energy consumpt...  
WO/2019/012582A1
This refrigeration air conditioning system is equipped with: three refrigerant circuits, each of which is provided with a compressor, a condenser, an expansion mechanism, and an evaporator, and is configured to circulate a refrigerant; a...  
WO/2019/012579A1
A cooling device having piping, a cooling member, a pair of tab parts, and a coating material comprising a fluid; and a method for manufacturing the cooling device. The pair of tab parts are provided on one surface of the cooling member,...  
WO/2019/012600A1
This refrigeration cycle device has a refrigerant circuit in which a compressor that compresses a refrigerant that was taken in and delivers same, a condenser that condenses the refrigerant by causing heat dissipation in the refrigerant,...  
WO/2019/008314A1
A heat transfer system comprises a turbine (1) having an inlet la and an outlet lb. The turbine (1) is configured to compress a fluid passing between the inlet (1) a and the outlet (1b) so as to increase the pressure thereof. An accumula...  
WO/2019/008744A1
In this refrigeration cycle device, a heating operation and a defrosting operation are performed. In the defrosting operation, a refrigerant is circulated in a direction reverse to the direction in which the refrigerant is circulated in ...  
WO/2019/008660A1
An air conditioning system, in which an indoor unit comprising a compressor and an outdoor heat exchanger is connected with connection piping to an outdoor unit comprising an expansion valve and an indoor heat exchanger, comprises: an ou...  
WO/2019/009109A1
Provided is a vehicle air conditioner such that the occurrence of poor lubrication caused by a decrease in the rotational speed of a compressor can be prevented. This vehicle air conditioner 1 comprises a compressor 2 for compressing a r...  
WO/2019/008634A1
This heat sink comprises a cooling block and a piping through which a cooled fluid flows, the piping being installed on one surface of the cooling block and a heat-generating body being mounted on the other surface of the cooling block, ...  
WO/2019/004112A1
The present invention addresses the problem of suppressing, in a refrigerating device provided with a differential pressure-type expansion valve in which the valve opening degree varies according to a pressure difference, defects that ar...  
WO/2019/004910A1
A condensation device (100) for a thermodynamic cycle adapted to convert a gas composition of a working medium into a liquid composition of said working medium through direct contact condensation, the condensation device comprising: a ve...  
WO/2019/003430A1
A refrigeration cycle device (100) comprises: a compressor (15) that takes in refrigerant through an inlet and compresses same by way of rotation of a motor (25) and that discharges the compressed refrigerant from an outlet; and a compre...  

Matches 201 - 250 out of 48,999