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Matches 951 - 1,000 out of 50,295

Document Document Title
WO/2017/168681A1
Provided is an air-conditioner provided with a heat source unit, a plurality of indoor units, a relay unit, a state detector, and a control unit. The relay unit has: a plurality of cooling electromagnetic valves connected in parallel to ...  
WO/2017/169925A1
In a cooling system which combines a plurality of refrigeration cycles to perform cooling and recover waste heat, the efficiency of the cooling system fluctuates as a result of changes in the external environment. Accordingly, this cooli...  
WO/2017/170538A1
The temperature of a refrigerant discharged from a compressor of a refrigeration device is prevented from reaching an excessively high level through control of the torque of a motor contained in the compressor. The compressor (31) contai...  
WO/2017/168503A1
An outdoor unit which is used in a refrigeration cycle apparatus that circulates a refrigerant mixture containing 1,1,2-trifluoroethylene therethrough, wherein the outdoor unit comprises a housing and piping through which the refrigerant...  
WO/2017/168591A1
[Problem] To provide a cooling assistance device and cooling assisting method whereby it is possible to improve the heat dissipation characteristics of a heat exchanger without scaling and corrosion thereon, while reducing device introdu...  
WO/2017/170329A1
A multistage compression device (20) comprises a plurality of compression groups (20G) arranged in parallel in a circulation line. The compression groups (20G) comprise a plurality of compressors (21) arranged in series, and a series oil...  
WO/2017/167374A1
Refrigeration circuit (1 a) comprising in the direction of flow of a circulating refrigerant: a compressor unit (2) comprising at least one compressor (2a, 2b, 2c); a heat rejecting heat exchanger/gas cooler (4); a high pressure expansio...  
WO/2017/168504A1
This air conditioner is provided with: a plurality of indoor units each including at least an indoor-side heat exchanger; an outdoor unit including at least a compressor, an outdoor-side heat exchanger, an intermediate pressure expansion...  
WO/2017/168859A1
The purpose of the present invention is to suppress current distortion due to load-side AC voltage, magnetic saturation (nonlinear) characteristics of a motor, etc., in a power conversion device and a motor drive device. A power conversi...  
WO/2017/171090A1
The present invention provides a refrigerant composition provided with both ASHRAE incombustibility and small GWP. The present invention specifically provides a composition containing a fluorinated hydrocarbon mixture, wherein the mixtur...  
WO/2017/170356A1
A multistage compression device (20) comprising: a plurality of compressors (21A, 21C) arranged in series in a refrigerant circulation line (10); rotational frequency modifiers (29A, 29C), provided to each of the plurality of compressors...  
WO/2017/170139A1
Since improving heat exchange between a gas-phase refrigerant and a liquid-phase refrigerant in a refrigeration system could instead result in a reduction in the efficiency of the refrigeration system as a whole, the present invention pr...  
WO/2017/164201A1
In a cooling system in which a plurality of refrigeration cycles are combined, it is difficult to effectively cool according to the amount of heat emitted by an object to be cooled, and therefore, this cooling system has: a first cooling...  
WO/2017/163296A1
A refrigeration device comprising: a coolant circuit that circulates a coolant and in which a compressor, a condenser, an expansion valve, and an evaporator are connect with piping; a blower that supplies air to the condenser; a temperat...  
WO/2017/164152A1
An air conditioning operation control device comprises: an operation mode determination unit that determines whether an air conditioning system main unit is in heating operation, wherein the air conditioning system main unit comprises a ...  
WO/2017/162389A1
The invention relates to an electric machine (10), which comprises a stator (12) having a stator carrier (14) and having a laminated stator core (16) fastened thereto, which laminated stator core bears a stator winding (18) having windin...  
WO/2017/163339A1
The air-conditioning device (1) is configured so as to circulate a nonazeotropic refrigerant mixture through a compressor (110), a first heat exchanger (120), a second heat exchanger (130), a first expansion valve (140), and a third heat...  
WO/2017/164333A1
Provided is an air conditioner 1 equipped with: a first depressurization unit 51 by which the pressure of non-azeotropic refrigerant mixture flowing out from a condenser 4 is reduced to a gas-liquid two-phase state; a gas-liquid separato...  
WO/2017/162941A1
The invention relates to a refrigerant circulation device (1) for thermal conditioning of a motor vehicle, including a so-called main air-conditioning loop, comprising a machine (M), capable of operating as a compressor, and a so-called ...  
WO/2017/163935A1
A refrigeration cycle device comprises: a variable displacement compressor (1) that has a discharge capacity varying unit to change the refrigerant discharge capacity; a control unit (100) that outputs a capacity control signal for chang...  
WO/2017/164326A1
[Problem] To provide a cooling apparatus, etc., that is operable with higher stability and higher energy efficiency. [Solution] According to the present invention, a freezer power calculation unit 572a calculates the power consumption Wc...  
WO/2017/158693A1
The present invention has: a compressor (7) that constitutes a refrigerant circulation circuit; a control unit (30) provided with an input current detection circuit (11) for detecting the input current of the compressor (7), and a microc...  
WO/2017/157924A2
Disclosed is a heat pump apparatus (1) for cooling a first heat exchange medium (2) in heat exchange with a working fluid (4) circulating in a closed circuit, and heating a second heat exchange medium (3) in heat exchange with said worki...  
WO/2017/158755A1
A heat pump apparatus is provided with: a compressor (2) that comprises a cylindrical shell (2a) and that is for compressing a refrigerant; and a shell heat exchanger (23) that comprises a helical pipeline wound around an outer periphery...  
WO/2017/160346A1
The cooling systems and methods of the present disclosure involve modular fluid coolers and chillers configured for optimal power and water use based on environmental conditions and client requirements. The fluid coolers include wet medi...  
WO/2017/157805A1
The invention relates to a heat pump system comprising: a heat pump unit having at least one heat pump stage (200), wherein the at least one heat pump stage (200) has an evaporator (202), a compressor (204), and a condenser (206); a firs...  
WO/2017/154603A1
This evaporator unit is equipped with a gas-liquid separator (14, 24), a liquid reservoir (15), an ejector (16), a decompression device (19), and evaporators (17, 18). The gas-liquid separator separates a refrigerant into a gas-phase ref...  
WO/2017/155374A2
Disclosed herein is an all-in-one draft machine, which dispenses draft beer by injecting compressed air into a disposable draft beer keg container, and in which all components for cooling including the draft beer keg container are dispos...  
WO/2017/154465A1
Provided is an air conditioning device comprising: a refrigeration cycle (12) having a supercooling heat exchanger (21) for supercooling a refrigerant, the heat of which has been dissipated by a high-pressure-side heat exchanger, by subj...  
WO/2017/153689A1
The invention relates to a cooling device (1) that can be used in cryotherapy and comprises a compressor (2) for compressing a fluid, a cooling system (3) for cooling the fluid exiting the compressor (2), and a pressure reducer (4) for e...  
WO/2017/154602A1
Provided is a refrigeration cycle device comprising: a high-pressure-side heat exchanger (12) for dissipating the heat of a high-pressure-side refrigerant; a low-pressure-side heat exchanger (16) for causing a low-pressure-side refrigera...  
WO/2017/156056A1
A centrifugal compressor (22) for a chiller system (10) includes a casing (30), an inlet guide vane (32a, 32b), an impeller (34a, 34b) disposed downstream of the inlet guide vane (32a, 32b), a motor (38) and a diffuser (36a, 36b). The ca...  
WO/2017/154161A1
Provided is a refrigeration cycle device comprising: a refrigeration cycle circuit having a plurality of load-side heat exchangers; and a plurality of indoor units respectively accommodating the plurality of load-side heat exchangers. Th...  
WO/2017/148932A1
A heat pump comprises a condenser having a condenser housing; a compressor motor which is attached to the condenser housing and has a rotor (307) and a stator (308), wherein the rotor has a motor shaft (306) to which is attached a radial...  
WO/2017/149642A1
Provided is a refrigeration cycle device of which a decrease in performance due to an increase in pressure loss is suppressed, and by which a decrease in the drive performance of the refrigeration cycle device as a whole is prevented. Th...  
WO/2017/150273A1
Through the present invention, a refrigerator oil, a refrigerator oil composition, and a method for manufacturing a refrigerator oil can be provided, the refrigerator oil whereby a frictional coefficient can be reduced by the refrigerato...  
WO/2017/150075A1
In order to save energy and improve heating and cooling capacity, this air conditioning system comprises one outdoor unit and at least one indoor unit connected by common refrigerant piping. This air conditioning system is provided with ...  
WO/2017/150349A1
An air conditioning device (10) that is a freezing device suppressing prolongation of defrosting operation is provided with a four-stage compressor (20), a fourth heat exchanger (44), a first heat exchanger (41), a bypass valve (28), and...  
WO/2017/149659A1
This screw compressor is provided with: an electric motor capable of changing the number of rotations during the operation thereof; a screw rotor having a plurality of screw grooves in the outer circumferential surface thereof; a screw s...  
WO/2017/149664A1
This refrigerator is equipped with a refrigeration cycle device (81), which is configured such that a refrigerant circulates through a compressor (1), a water-cooled condenser (2a), an air-cooled condenser (2b), a decompression device, a...  
WO/2017/145826A1
Provided is a refrigeration cycle device that has a circulation path for circulating a working medium containing 1,1,2-trifluoroethylene from a compressor to the compressor via a condenser, an expansion valve, and an evaporator. The refr...  
WO/2017/146100A1
This refrigeration device can suppress increases in the viscosity resistance of sliding parts of a compressor and improve performance. The refrigeration device is provided with a refrigeration cycle in which the compressor, a condenser, ...  
WO/2017/146267A1
Provided is an air-conditioning device for vehicle, comprising an opening/closing valve and a bypass pipe that bypasses a radiator and an outdoor expansion valve, wherein the noise generated when opening the opening/closing valve when sw...  
WO/2017/145276A1
A refrigerant cooler disposed in the refrigerant circuit of a refrigeration cycle has: a plate for radiating heat; and piping for radiating heat, through which a refrigerant flows. The piping for radiating heat has refrigerant inlet pipi...  
WO/2017/145218A1
Provided is an air conditioning device provided with a function to detect strainer clogging. An air conditioning device comprises: a heat source device that has a compressor and a water heat exchanger; an indoor unit that has a throttlin...  
WO/2017/145713A1
This heat exchange unit (1) comprises: a compressor (11) that compresses a working medium that includes 1,1,2-trifluoroethylene and circulates in a refrigeration cycle; a heat exchanger (12) that is provided to the refrigeration cycle; a...  
WO/2017/146269A1
The purpose of the present invention is to achieve agreeable and efficient in-cabin dehumidification heating, even in cases when a dehumidifying circuit which bypasses an external expansion valve and an outdoor heat exchanger is not prov...  
WO/2017/146265A1
The present invention smoothly avoids operating with a shortage of refrigerant or oil as a result of refrigerant stagnation in the heat radiator, and prevents decreases in air conditioning performance and damage to the compressor. This v...  
WO/2017/146268A1
The present invention avoids operating with a shortage of refrigerant or oil as a result of refrigerant backflow to the heat radiator from an outdoor expansion valve, and prevents decreases in air conditioning performance and reliability...  
WO/2017/146266A1
Provided is an air-conditioning device for a vehicle comprising an opening/closing valve for switching flow paths and a bypass pipe that bypasses a radiator and an outside-passenger-compatment expansion valve, wherein the noise generated...  

Matches 951 - 1,000 out of 50,295