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Matches 101 - 150 out of 48,992

Document Document Title
WO/2019/093420A1
A refrigerant circuit (2) has: a first flow path (C1) through which the downstream side of a first evaporator (11) and the upstream side of a lower-stage side compressor (3) are connected; a first valve (21) that opens/closes the first f...  
WO/2019/093210A1
This refrigerating and air-conditioning apparatus comprises: a refrigerant circuit that has a compressor (21), an outdoor heat exchanger, a pressure reducing mechanism (13), a liquid side stop valve, an indoor heat exchanger, and a gas s...  
WO/2019/094737A1
A heat exchange system includes a first reservoir having a first and second point and a first thermal material contained in the first reservoir. A first thermal contact is thermally coupled with the second point. Application of a force t...  
WO/2019/093867A1
The present invention relates to a gas heat pump system. A gas heat pump system according to an embodiment of the present invention comprises: an air-conditioning module comprising a compressor, an outdoor heat exchanger, an expansion de...  
WO/2019/093422A1
A heat pump comprises: a low-stage compressor (3); a high-stage compressor (4) connected in series to the downstream side of the low-stage compressor (3); a condenser (5) connected to the downstream side of the high-stage compressor (4);...  
WO/2019/093986A2
The present invention relates to air-conditioning system comprising an interface (1) that includes a body (10) which is provided with an opening (11) and can keep the mouth of the carrying device open in a fixed form and at Ieast two han...  
WO/2019/087407A1
Provided is an air conditioning device whereby refrigerant suddenly pooling in a condenser can escape from the condenser. The air conditioning device (100) comprises: a plurality of indoor units (20) each having an electrically operated ...  
WO/2019/087406A1
The purpose of the present invention is to provide an air conditioning device with which it is possible to release, from a condenser, a refrigerant liquid that is quickly being retained in the condenser. This air conditioning device (100...  
WO/2018/138796A9
In a refrigeration cycle device, a refrigerant circulates through a compressor, a condenser, an expansion valve, and an evaporator in this order. This refrigeration cycle device is provided with a detecting part (100), a heating part (50...  
WO/2019/087405A1
In order to provide an air conditioning device in which a refrigerant liquid retained in a condenser can be released from the condenser, this air conditioning device (100) is provided with: a refrigerant circuit formed by connecting a co...  
WO/2019/087632A1
This air conditioner comprises: an indoor heat exchanger; an indoor fan; an indoor discharge port; an up/down air direction plate; an indoor heat exchanger temperature sensor; and a control device. The control device has an air volume co...  
WO/2019/087630A1
An air conditioner includes a compressor, the operation frequency of which is variable, and a controller for executing compressor protection control to raise the operation frequency of the compressor to a required operation frequency at ...  
WO/2019/087400A1
An air conditioning device (1) having: a refrigerant circuit (10) constituted by compressors (21a, 21b), radiators (23a, 23b), expansion valves (31a–31d), and evaporators (32a–32d) that are connected therein; and a control unit (19) ...  
WO/2019/085501A1
Disclosed are a compressor (100) and an air-conditioning system having same. The compressor (100) comprises a housing (10), a pump body assembly and an enthalpy-adding component (70), wherein the pump body assembly comprises: a first-lev...  
WO/2019/087037A1
The thermodynamic system (5) comprises a heat pump (7), a cooling circuit (9) adapted to circulate a heat-transferring fluid in heat exchange relationship with a cold side (7F) of the heat pump (7), a heating circuit (11) adapted to circ...  
WO/2019/087408A1
Provided is an air conditioning device capable of avoiding wet operation of a compressor. The air conditioning device (100) has: a plurality of indoor units (20) each having a motor-operated valve (21) and an indoor heat exchanger (22) a...  
WO/2019/089559A1
A heat pump water heater has a tank, a heat source, and a heat pump system. The heat pump system has a refrigerant path, at least a portion of which is in thermal communication with the water tank volume so that heat transfers from refri...  
WO/2019/087346A1
Provided is a refrigeration cycle device wherein a refrigerant is circulated in order through a compressor, a first heat exchanger, an expansion valve, and a second heat exchanger during heating operation. A first valve is connected betw...  
WO/2019/087882A1
A liquid temperature adjustment apparatus 1 is provided with: a refrigeration device 10 having a refrigeration circuit 16 in which a compressor 11, a condenser 12, a first expansion valve 13, and a first evaporator 14 are connected in th...  
WO/2019/087629A1
A cooler (11) cools target equipment (2) by using latent heat from vaporization of a hydraulic fluid. A cold heat source-type heat exchanger (12) uses the cold heat of a low-temperature, low-pressure refrigerant circulating through a fre...  
WO/2019/087401A1
This air conditioning device (1) has: a refrigerant circuit (10) configured by connecting a compressor (21), a heat radiator (23), expansion valves (31a-31d), and evaporators (32a-32d); and a control unit (19) that controls the compresso...  
WO/2019/087305A1
This compressor is provided with a hermetically sealed container inside which an electromotive element and a compression element are housed, a leg portion for securing the hermetically sealed container, provided on a bottom surface porti...  
WO/2019/082267A1
This geothermal heat pump system has a heat pump device, a hot water heating device, and a control device. The heat pump device has: a compressor; a first heat exchanger in which heat exchange is performed between a refrigerant and water...  
WO/2019/082783A1
Provided are: a heat sink that suppresses excessive cooling of electronic components that do not require excessive cooling, and with which it is possible to cool, with high efficiency, only electronic components requiring cooling; and a ...  
WO/2019/082372A1
A refrigeration cycle device (200) is provided with: an outdoor unit (101) including a compressor (1), a first heat exchanger (3), and a first expansion valve (41); an indoor unit (102) including a second expansion valve (42) and a secon...  
WO/2019/082331A1
This refrigeration air-conditioning device has: a refrigeration circuit in which a compressor, a condenser, an expansion unit, an evaporation unit, and an accumulator are connected via piping and a non-azeotropic mixed refrigerant is cir...  
WO/2019/082377A1
This heat pump system is provided with: a first air-conditioning apparatus which includes a compressor, an outdoor-side heat exchanger, a throttle device, and an indoor-side heat exchanger and which performs air-conditioning of a first s...  
WO/2019/082484A1
The purpose of the present invention is to provide an accumulator that is capable of preventing pressure ripples generated on the suction side during a compressor operation from propagating to an evaporator or the piping of an air condit...  
WO/2019/080967A1
The invention relates to a refrigeration system (1) which is designed with a primary circuit (2) for circulating a first working fluid using a first heat exchanger (6) and a secondary circuit (3) for circulating a second working fluid an...  
WO/2019/078138A1
Provided are a refrigeration cycle control device, a heat source device, and a control method therefor, with which a stable low-load operation can be achieved without using a hot gas bypass pipe. In the present invention a turbo refriger...  
WO/2019/078165A1
Provided is a refrigerant composition that combines ASHRAE non-flammability, high freezing capacity, and relative to HFC-134a, a lower GWP and an equivalent coefficient of performance (COP). The refrigerant composition includes HFO-1234z...  
WO/2019/077906A1
A heat pump cycle comprising a compressor (11), a heat exchanger (12), a gas-liquid separator (17), and an outdoor heat exchanger (15). The heat pump cycle further comprises a main circuit (10) which is formed by connecting the compresso...  
WO/2019/073517A1
This air conditioning device has a refrigerant circuit in which are connected by piping: a compressor to compress and deliver refrigerant that has been taken in; a channel switching device to switch a channel between a cooling-side chann...  
WO/2019/073591A1
Each of a plurality of temperature adjusting devices (50) is configured so that the amount of heat transfer between an inflow medium, which is a liquid medium supplied to a corresponding indoor heat exchanger (2), and an outflow medium, ...  
WO/2019/074108A1
In order to reduce the effect on a compressor caused by foaming in an oil tank, a control unit for controlling an oil pump starts the oil pump before a compressor is started (SA1), starts the compressor (SA4) when an oil supply different...  
WO/2019/073596A1
A refrigeration cycle device (100) is provided with: a main circuit section (101), which has a compressor (1), a condenser (3), and an expansion valve (4), and in which a mixed refrigerant flows through the compressor (1), the condenser ...  
WO/2019/073514A1
This refrigeration cycle device is provided with: a refrigerant circuit, wherein a compressor, a flow channel switching device, an outdoor heat exchanger, an expansion unit, and an indoor heat exchanger are connected by means of a pipe, ...  
WO/2019/075105A1
A system for cooling a hermetic motor (14) includes a motor cooling refrigerant flow path (24) configured to direct refrigerant from a condenser (18) disposed along a refrigerant loop (16) to a hermetic motor (14), and from the hermetic ...  
WO/2019/073769A1
According to the present invention, a variable compressor (31) of an intake air cooling system has variable output and compresses and discharges a refrigerant. A cabin cooling heat exchanger (32) cools refrigerant that has been discharge...  
WO/2019/075088A1
In an embodiment of the present disclosure, a heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes a variable speed drive (VSD) enclosure. The VSD enclosure includes a main drive line variable speed drive (V...  
WO/2019/074917A1
Disclosed is a muffler for a water-cooled chiller or air-cooled of a vapor-compression or absorption refrigeration system, the muffler having: an upstream case (110) having a fluid inlet (120); a downstream case (115) connected to the up...  
WO/2019/073870A1
A liquid-side pipe (47) of an outdoor circuit (40) is provided with an outdoor expansion valve (44). Furthermore, the outdoor circuit (40) is provided with a liquid-side bypass pipe (50) for having the liquid-side pipe (47) in communicat...  
WO/2019/069441A1
The present invention provides a refrigeration cycle device that is provided with a scroll compressor capable of opening and closing an injection check valve while requiring no spring. A refrigeration cycle device (1) is provided with: a...  
WO/2019/069422A1
An air conditioning device (100) is provided with: a refrigeration cycle (10, 11, 12, 20, 21); a first blocking device (15) disposed in piping that connects a heat-source-side heat exchanger (12) and a diaphragm device (20); refrigerant ...  
WO/2019/069666A1
This air conditioning device (100) is provided with: a compressor (21); an outdoor heat exchanger (23); an evaporator (25) for evaporating a refrigerant by allowing the refrigerant to absorb the heat of air conducted to the interior of a...  
WO/2019/069423A1
An air conditioner, provided with a refrigeration cycle, a first cutoff device, a leakage-sensing device, and a control device for performing a refrigerant recovery operation when a refrigerant leakage has been sensed. The control device...  
WO/2019/069470A1
This air conditioner (1) is provided with: a main refrigerant circuit (4) including compressors (11, 12), a heat-source-side heat exchanger (13), a first expansion valve (15), and a usage-side heat exchanger (16), the main refrigerant ci...  
WO/2019/070862A1
A control system for controlling an output for at least one compressor includes a control unit that receives an indoor set point and an outdoor ambient temperature. The control unit determines a load request based on the indoor set point...  
WO/2019/065642A1
Provided is a refrigerant cycle device that is capable of suppressing an adjustment in the degree of opening of an expansion valve when a decrease in the temperature of a refrigerant due to the generation of flash-gas is erroneously reco...  
WO/2019/065856A1
One main pipe (77) connected to a liquid line (60) and having an expansion valve (78), and multiple branch pipes (81a, 81b, 81c) branching off from the outflow end of the main pipe (77) to connect to compressors (13a, 13b, 13c) and each ...  

Matches 101 - 150 out of 48,992