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Matches 1 - 50 out of 45,073

Document Document Title
WO/2017/085886A1
A refrigeration cycle device (1) that comprises a compressor (10), a condenser (22), an expansion valve (30), an evaporator (40), and a control device (100). The compressor (10) compresses a coolant. The condenser (20) condenses coolant ...  
WO/2017/087628A1
A method of determining charge loss of a refrigeration system includes the steps of inputting an ambient temperature, a box temperature, and a compressor speed into an electronic controller of the refrigeration system, and calculating a ...  
WO/2017/087208A1
A system may include first and second compressors, first and second heat exchangers, a flash tank, and first, second and third fluid paths. The first compressor may include first and second inlets. The second compressor may receive fluid...  
WO/2017/086346A1
The purpose of the present disclosure is to provide: a vehicular air-conditioning device that comprises a refrigeration cycle including an internal heat exchanger and a cooling fan for a condenser, and in which excessive use of the cooli...  
WO/2017/086183A1
An internal temperature adjusting device (400) is provided with a heat pump (430), an inside heat exchanger (435), and an outside heat exchanger (433). The inside heat exchanger functions as either an evaporator or a condenser of the hea...  
WO/2017/085784A1
Provided are: an air conditioning device configured so that the amount of oil within a compressor can be maintained at an appropriate level to prevent the deterioration of efficiency caused by oil compression by the compressor; and an op...  
WO/2017/086328A1
The present invention provides a refrigerant composition that combines both ASHRAE non-flammability performance and a low GWP. Specifically, the present invention provides a composition containing a mixture of fluorinated hydrocarbons, s...  
WO/2017/085813A1
Provided is an air conditioner such that the refrigeration oil and gas refrigerant accumulated in the interior of an accumulator can be effectively taken out therefrom. This air conditioner is equipped with a refrigerant circuit through ...  
WO/2017/085812A1
The heat pump hot-water supply device according to the present invention is equipped with: a refrigerant circuit which is configured by a compressor, a hot-water supply heat exchanger, a heat-collecting throttle device, a heat storage he...  
WO/2017/086343A1
The present disclosure relates to a vehicular air-conditioning refrigeration cycle including an internal heat exchanger, and a vehicle equipped with said refrigeration cycle, and the purpose of the present disclosure is to provide: a veh...  
WO/2017/081157A1
A vapour compression system (1) comprising an ejector (9), a primary evaporator (17) and a secondary evaporator is disclosed. The vapour compression system (1) further comprises a flow control device (19) arranged with an inlet communica...  
WO/2017/083349A1
Systems and methods for multi-stage refrigeration in mixed refrigerant and cascade refrigeration cycles using one or more liquid motive eductors.  
WO/2017/081782A1
The purpose of the present invention is to provide an exhaust heat recovery heat pump device such that the liquid compression of the high-stage compressor of a two-stage compressor during the start-up of the device can be reliably avoide...  
WO/2017/083095A1
A refrigeration unit may include a first compressor constructed and arranged to compress a first refrigerant, and a second compressor constructed and arranged to compress a second refrigerant. A first condenser of the refrigeration unit ...  
WO/2017/081781A1
The purpose of the present invention is to provide an exhaust heat recovery heat pump device such that the liquid compression of the high-stage compressor of a two-stage compressor can be reliably avoided when the high-stage compressor o...  
WO/2017/082198A1
A battery warm-up mode for controlling at least one of an air conditioner fan 106 and a battery fan 107 is executed so that the air side temperature efficiency of an air conditioner heat exchanger 102 becomes higher than the air side tem...  
WO/2017/076798A1
A method for operating a compressor unit (2) comprising one or more compressors (8, 9, 10) is disclosed, the compressor unit (2) being arranged in a vapour compression system (1). Two or more options for distributing the available compre...  
WO/2017/077644A1
A refrigeration cycle device (100) is provided with a refrigerant circuit (110) and a control device (70). The refrigerant circuit (110) is configured such that a compressor (10), a condenser (20), an expansion valve (30), and an evapora...  
WO/2017/073688A1
The purpose of the invention is to suppress an excessive increase in refrigerant pressure. This air conditioner (100) comprises an indoor fan (302), an indoor heat exchanger (301), and a control unit (310). The indoor heat exchanger (301...  
WO/2017/073212A1
This refrigeration cycle device is provided with: compression mechanisms (11a, 12a) for compressing and discharging a refrigerant; a radiator (13) for causing a heat exchange of the discharged refrigerant with outdoor air; an expansion v...  
WO/2017/073367A1
Provided is an evaporative condenser that efficiently condenses and liquefies a gaseous refrigerant that is sequentially fed after circulating through a condensation cooling cycle. Further provided is a refrigeration system that is equip...  
WO/2017/073087A1
Provided is an evaporative condenser that efficiently condenses and liquefies a gaseous refrigerant that is sequentially fed after circulating through a condensation cooling cycle. Further provided is a refrigeration system that is equip...  
WO/2017/072831A1
The purpose of the present invention is to provide an air conditioning device which enables a heating medium with a flow rate corresponding to a heat load of each utilization-side heat exchanger to be delivered to each utilization-side h...  
WO/2017/071289A1
An enhanced vapor injection air conditioning system (100) comprises a vapor injection compressor (1), a directional control component (2), a first outdoor heat exchanger (3) and a second outdoor heat exchanger (4) sequentially connected....  
WO/2017/073433A1
A heat pump 2 is provided with: a motor 6 driven by input power; a first compressor 8 that is mechanically connected to the motor 6 and compresses air; a first heat exchanger 14 for exchanging heat between water and compressed air compre...  
WO/2017/069487A1
In an air-conditioning system according to an aspect of the present invention, a gaseous refrigerant remaining in a reservoir can be discharged from the reservoir even when a cooling operation has started and the reservoir is being fille...  
WO/2017/068649A1
In the present invention, a main circuit (110) includes a compressor (10), an outdoor heat exchanger (20), a main expansion valve (30), and an indoor heat exchanger (40), and is configured so as to allow a refrigerant to circulate theret...  
WO/2017/068902A1
An air conditioning system (1) provided with backup operation control units (61A, 61B) that, when a compressor (10) of a particular outdoor unit among a plurality of outdoor units (2A, 2B) has malfunctioned, carries out a backup operatio...  
WO/2017/068631A1
A heat source system provided with: a coolant circuit obtained by connecting a compressor, a heat-source-side heat exchanger, an expansion valve, and a load-side heat exchanger; a heating medium circuit having a flow amount adjustment pu...  
WO/2017/068909A1
An air conditioner is provided with: a coolant circuit in which a compressor, a channel switching device, a heat-source-side heat exchanger, a throttling device, a load-side heat exchanger, and the channel switching device are connected ...  
WO/2017/068066A1
A thermodynamic boiler for exchanging (providing or drawing) heat with a heating circuit (30), the boiler comprising a thermal compressor (1), the thermal compressor acting on a compressible fluid and comprising at least one compression ...  
WO/2017/068640A1
Provided is an operation control device such that the noise caused by the rotating sound of a fan can be suppressed while maintaining the operating efficiency of a refrigeration cycle device. The operation control device is used in a ref...  
WO/2017/065309A1
The present invention prevents the oil level in a compressor from dropping when starting the compressor. This heat pump-type heating device (1) is provided with: a compressor (10); a heat source-side heat exchanger (11); a refrigerant ci...  
WO/2017/065134A1
Provided are: a refrigerator oil having excellent lubricating performance and excellent stability with respect to temperature change, specifically a refrigerator oil which contains a polyol ester wherein the value obtained by (molecular ...  
WO/2017/064755A1
An air conditioner, wherein: the target opening degree A of a main expansion device is determined by A=A'+ΔS1-ΔS2, where A' represents the opening degree of the main expansion device at the current time, ΔS1 represents the correction ...  
WO/2017/061010A1
A control device with which a refrigeration cycle device according to the present invention is provided performs a refrigerant recovery operation when an operation mode is switched from a defrosting mode to a heating mode. The control de...  
WO/2017/060986A1
Provided is a refrigeration cycle device with which liquid backflow when switching from a cooling mode to a heating mode can be suppressed. This refrigeration cycle device 1 is provided with a bypass circuit 8, 8A that is branched from b...  
WO/2017/061233A1
This refrigeration cycle device is provided with a compression mechanism (21), a heat radiator (23), a first pressure reducer (25), an evaporator (26), a second pressure reducer (27), an internal heat exchanger (24), a temperature detect...  
WO/2017/061167A1
The objective of the present invention is to cool an electric motor effectively at all times by means of an injection refrigerant, and to enlarge the operable range, while preventing liquid compression, in a high-stage side compression m...  
WO/2017/061009A1
This refrigeration cycle device (1) is provided with a refrigerant circuit (RC), a refrigerant tank circuit (12), and degassing piping (30). The refrigerant circuit (RC) is configured by connecting a compressor (2), a channel switching d...  
WO/2017/061211A1
Provided is an evaporator capable of, in a turbo-freezer using a low pressure refrigerant used at a maximum pressure of less than 0.2 MPaG, preventing dry-out of a group of heat transfer pipes in an evaporator to increase heat transfer p...  
WO/2017/056394A1
Provided is a refrigeration device (10) having a refrigerant circuit (20) in which a flammable refrigerant is used, wherein there is provided a defrosting control unit (91) for performing a first control for gradually increasing the high...  
WO/2017/057613A1
Provided is a refrigerator oil composition for a refrigerant comprising difluoromethane, the refrigerator oil composition containing polymer (A) below and an ester (B) of a polyvalent alcohol and an aliphatic monocarboxylic acid. Polymer...  
WO/2017/057711A1
In the present invention, a control unit (8) is configured to control the degree of opening of an expansion mechanism (51) during a refrigeration-cycle operation, and performs expansion mechanism suitability determination as to whether t...  
WO/2017/056214A1
The purpose of the present invention is to provide an air conditioner which ensures safety against refrigerant leakage. This air-conditioner is provided with: a refrigerant circuit which internally circulates a refrigerant and which comp...  
WO/2017/056789A1
The purpose of the invention is to improve the safety of a refrigerating device comprising a plurality of utilization units. A refrigerating device (100) comprises: a refrigerant circuit (RC) that comprises a heat source unit (10) compri...  
WO/2017/057614A1
Provided is a refrigerator oil composition for a mixed refrigerant containing difluoromethane, the refrigerator oil composition containing polymer (A) below and an ester (B) of a polyvalent alcohol and an aliphatic monocarboxylic acid. P...  
WO/2017/056863A1
An electric compressor 11 is provided with: a compression section 111 that compresses a suctioned low-pressure refrigerant and discharges a high-pressure refrigerant; an electric motor 112 that drives the compression section 111 on the b...  
WO/2017/056856A1
[Problem] To suppress suction of a liquid refrigerant into a compressor of a refrigeration cycle where a chiller is possibly filled with the liquid refrigerant. [Solution] A vehicular temperature adjustment device (10) is provided with a...  
WO/2017/057004A1
This water heat exchanger accommodation unit comprises a cold/hot water supply unit (200) provided with: a water heat exchanger (201) through which a flammable refrigerant flows; a casing (231) in which the water heat exchanger (201) is ...  

Matches 1 - 50 out of 45,073