Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 39,118

Document Document Title
WO/2022/163793A1
A refrigeration device 10 according to one embodiment opens a liquid bypass control valve 16B when the discharge temperature of a refrigerant before being discharged from a compressor 11 and flowing into a condenser 12 exceeds a threshol...  
WO/2022/164731A1
A method of improving the efficiency of the heat exchange system using variable superheat and sub cooling values for a wide range of ambient conditions is provided. The heat exchange system comprises an efficiency enhancing apparatus pos...  
WO/2022/163800A1
A refrigeration cycle device that solves the problem wherein a liquid refrigerant tends to accumulate in an outdoor heat exchanger during a low-load operation for cooling when the outdoor temperature is low. A merging flow unit (260) has...  
WO/2022/163830A1
The present invention addresses the problem of providing a novel refrigerant that contains HFO-1132(E). Provided as a solution to the problem is a composition that contains a refrigerant wherein the refrigerant contains HFO-1132(E), R32,...  
WO/2022/162775A1
A refrigeration cycle device (100) comprises a refrigerant circuit (101) and a gas-liquid separation circuit (102). The gas-liquid separation circuit (102) includes an internal heat exchanger (5), a receiver (6), a first valve (7), and a...  
WO/2022/163194A1
A temperature control system (1) comprises a refrigeration cycle circuit (20) through which refrigerant circulates and a cooling water circuit (50) through which cooling water circulates. The refrigeration cycle circuit (1) has a compres...  
WO/2022/163712A1
This temperature control system (401) has: a first mode wherein a heating operation in which a heat radiation device (22) heats air via a refrigeration cycle circuit (20) is carried out by a first thermal coupler (458) thermally coupling...  
WO/2022/163698A1
The present invention proposes a refrigeration cycle device that can suppress the phenomenon of condensed refrigerant accumulation in a heat source side heat exchanger during low-load operation. A refrigeration cycle device (100) that pr...  
WO/2022/163058A1
Provided is an air-conditioning device capable of suppressing the impact of refrigerant transmitted to an opening-closing device that opens and closes refrigerant piping. The present invention comprises: an outdoor unit 20 that is prov...  
WO/2022/162819A1
[Problem] To provide an air-conditioning device that achieves both increased reliability of a compressor and improved heating performance at the startup of heating operation. [Solution] A refrigeration cycle comprising an indoor unit 200...  
WO/2022/157979A1
An outdoor unit (100) comprises a casing and a heat exchanger (3) housed in the casing. The heat exchanger (3) comprises a heat transfer tube through which a refrigerant flows. The refrigerant is R290. The heat transfer tube has at least...  
WO/2022/158153A1
This heat management system comprises a refrigeration cycle device (10) and a heat medium circuit (40). The heat medium circuit (40) has: a high temperature side circuit (41) to which the heat medium passage (12b) of a high temperature s...  
WO/2022/157918A1
This chiller system comprises: a chiller that outputs temperature-regulated water; a load on the chiller; an outgoing-side piping which is connected between the chiller and the load, and through which water to be supplied to the load fro...  
WO/2022/153760A1
A refrigeration circuit according to the present invention comprises: a gas-liquid separator into which a gas-liquid two-phase refrigerant that has flown out from a condenser flows and which separates the gas-liquid two-phase refrigerant...  
WO/2022/149188A1
A refrigeration cycle device (100) which: forms a channel through which a coolant travels so as to pass through a compressor (1), a load-side heat exchanger (3), a first expansion valve (4), a heat source-side heat exchanger (2) and an a...  
WO/2022/149187A1
This refrigeration cycle apparatus (1) comprises: a compressor (13) provided to a first refrigerant path (F1) between a first heat exchanger (11) and a second heat exchanger (12); a first flow rate adjustment device (14) provided to a se...  
WO/2022/145003A1
A dehumidifying device (1) comprises a housing (20), a blower (6), a refrigerant circuit (101), and a heat pipe (102). The refrigerant circuit (101) has a compressor (2), a condenser (3), a pressure-reducing device (4), and an evaporator...  
WO/2022/145101A1
A purpose of the present invention is to establish an efficient and stable cooling cycle. This cooling system for a mobile body includes: a compressor; a condenser; an expansion valve; an evaporator; a flow rate adjusting device that adj...  
WO/2022/138520A1
The present invention controls liquid-refrigerant temperature, whereby stabilized cooling properties can be demonstrated. In this method of controlling the operation of a refrigerating system 1 having a chiller 23 that chills saltwater...  
WO/2022/127937A1
A compression refrigeration system, and a refrigeration and freezing apparatus. The refrigeration system comprises a compressor, a condenser, an air exhaust pipeline, an air intake pipeline and a silencing pipe. An inlet end of the air e...  
WO/2022/130986A1
In the present invention, an evaporator 101 is constituted by a shell-and-tube heat exchanger. The evaporator 101 includes: a plurality of heat transfer tubes 22 through which a first fluid flows; and a plurality of nozzles 24 that spray...  
WO/2022/130637A1
This cold heat source unit (2) comprises: a refrigerant flow path (F1) that, by being connected to a load device (3), forms a circulation flow path in which a refrigerant circulates; a compressor (10) that is positioned on the flow path ...  
WO/2022/131265A1
The present invention addresses the problem of providing a novel low-GWP mixed refrigerant. Provided as a means to solve the problem is a composition that contains a refrigerant, wherein the refrigerant contains 1,1-difluoroethylene (HFO...  
WO/2022/123689A1
A relay device (30) comprises a first heat exchanger (61a), a second heat exchanger (61b), a first pump (60a), a second pump (60b), and a plurality of first ports (P1A, P1B), a plurality of second ports (P2A, P2B), a flow path switching ...  
WO/2022/123736A1
An injection circuit (60) includes: a gas-liquid separator (7) for separating a part of a refrigerant into gas and liquid; a first pipe (8) for discharging a liquid refrigerant from the gas-liquid separator (7); a second pipe (9) for dis...  
WO/2022/123819A1
Provided is a cooling device using the heat of vaporization of water, the cooling device eliminating the need for a continuous supply of a large amount of water from the outside and allowing a reduction in environmental load. A cooling d...  
WO/2022/118729A1
The present invention comprises: at least two compressors, including a low-stage compressor (C1) and a high-stage compressor (C3); an expander (T); a cooling unit (2) for cooling an article (R2) being cooled by using a refrigerant (R1) e...  
WO/2022/118842A1
In the present invention, a temperature drop is suppressed in a usage-side heat exchanger during a defrost operation. The present invention comprises: a primary-side refrigerant circuit (5a) in which a primary-side refrigerant circulates...  
WO/2022/118467A1
This refrigeration cycle device includes: a refrigerant; a compressor (1) for compressing the refrigerant; refrigeration machine oil for lubricating a sliding part of the compressor (1); a condenser (102) for condensing the refrigerant d...  
WO/2022/118843A1
The present invention prevents occurrence of surplus of a refrigerant in a primary-side refrigerant circuit. This refrigeration cycle system comprises: a primary-side refrigerant circuit (5a) through which a refrigerant on a primary side...  
WO/2022/118795A1
This freezing apparatus comprises a compressor 21, a first heat exchanger 23 that dissipates heat from a first heat medium compressed by the compressor 21, a second heat exchanger 26 that performs heat exchange between the first heat med...  
WO/2022/118844A1
The present invention suppresses a decrease in the heat exchange efficiency of a cascade heat exchanger. The present invention comprises: a primary-side refrigerant circuit (5a) that circulates a primary-side refrigerant, and has a prima...  
WO/2022/118730A1
This refrigeration system uses a Brayton cycle to generate cooling using a refrigerant compressed by a compressor unit positioned in a refrigerant path. The compressor unit includes: a plurality of compressors positioned in parallel to e...  
WO/2022/118841A1
The present invention ensures heat for defrosting a primary-side heat exchanger. The present invention is provided with: a primary-side refrigerant circuit (5a), which has a primary-side compressor (71), a cascade heat exchanger (35), a ...  
WO/2022/114137A1
A working fluid comprising a refrigerant and a freezer oil and to be loaded in a refrigerant circulation system having a compressor, a condenser, an expansion mechanism, an evaporator, and an accumulator, wherein the refrigerant includes...  
WO/2022/114849A1
The present invention provides an evaporative condenser capable of ensuring cooling performance without generating pressure loss, and an air conditioner including same, and provides an evaporative condenser comprising: a condensation mod...  
WO/2022/113555A1
A refrigeration device (1) is provided with a heat source unit (10) that uses a refrigerant operating in a supercritical region. The heat source unit (10) is provided with: a compression element (20) for compressing a refrigerant; a heat...  
WO/2022/112910A1
The present invention relates to a compressor device (1 ) comprising: - a compressor installation (2) having at least one compressor element (3a, 3b, 3c) for compressing a suctioned gas, the compressor element (3a, 3b, 3c) being driven b...  
WO/2022/113815A1
This refrigeration machine comprises a compressor that compresses a refrigerant, a condenser that condenses the refrigerant which has been compressed by the compressor, an expander that expands the refrigerant which has been condensed by...  
WO/2022/101139A2
The invention relates to a temperature control system, comprising: a medium to be temperature-controlled, with which at least one heat exchanger for absorbing heat from the medium interacts; a refrigerant circuit which supplies refrigera...  
WO/2022/101256A1
The invention relates to a refrigerating machine (1) comprising an evaporator (3) for evaporating the refrigerant, a suction funnel (6), a compressor (2) and a condenser (4), the suction funnel (6) collecting evaporated refrigerant and f...  
WO/2022/099609A1
An air conditioning unit having an oil return device. the oil return device comprises an oil return pipe (1), a counterweight block (2), an oil collection housing (3), and a float (4); an opening I (31) and an opening II (32) are formed ...  
WO/2022/103005A1
A refrigeration cycle device includes a compressor. The compressor may comprise: a casing; a drive unit disposed in the casing; a compression unit coupled to the drive unit and configured to compress a refrigerant; and a valve configured...  
WO/2022/099089A1
A disclosed heat-transfer device includes a first heat-transfer component and a second heat-transfer component fluidly coupled with each other by a first conduit and a second conduit. A first manifold is positioned in the first heat-tran...  
WO/2022/097201A1
This refrigeration cycle apparatus (100) comprises: a compressor (1); a first heat exchanger (2); a second heat exchanger (5); a first depressurizing device (4); an oil separator (3); a first circulation path that circulates a refrigeran...  
WO/2022/091816A1
A refrigeration cycle apparatus (30) is provided with a valve device (33, 35, 39, 54, VD) for performing at least one of the pressure reduction and flow rate adjustment of a refrigerant flowing in a cycle. The valve device includes: a co...  
WO/2022/091722A1
This refrigeration cycle device is provided with a refrigerant circuit through which a refrigerant circulates, the refrigeration cycle device comprising: a compressor that discharges a gas-phase refrigerant, a heat-source-side heat excha...  
WO/2022/091961A1
The temperature-adjustment fluid circulation device according to one embodiment of the present invention comprises: a flow path for allowing a fluid of which the temperature has been adjusted by a temperature adjustment device to circula...  
WO/2022/085125A1
Provided is a refrigeration cycle device with which it is possible to suitably supply oil to a compressor. The refrigeration cycle device (100) according to the present disclosure comprises: a refrigerant circuit (110) through which a ...  
WO/2022/085112A1
A cold source unit (5) can be connected to an indoor heat exchanger (70) and makes up a refrigerant circuit (4). The cold source unit (5) comprises: a compressor (10); an outdoor heat exchanger (30) that includes a gas header (31); an oi...  

Matches 1 - 50 out of 39,118