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JP7357804B2 |
A refrigeration cycle device (100) is provided with a first refrigerant circuit (10) in which a first refrigerant circulates and a second refrigerant circuit (20) in which a second refrigerant circulates. The first refrigerant circuit an...
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JP7356057B2 |
A refrigeration cycle apparatus including a first refrigerant circuit and a second refrigerant circuit so as to improve the efficiency of operations is provided. A first refrigerant circuit (10) using a first refrigerant having a pressur...
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JP7343755B2 |
To cause a refrigerant to become a superheated state without deteriorating performance of a cascade heat exchanger.A refrigerant cycle system 100 includes a first refrigerant circuit 1, a second refrigerant circuit 2 and a first cascade ...
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JP2023116735A |
To provide a safe, robust, and sustainable refrigeration system that can reduce the use of high GWP refrigerants.A distribution type refrigeration system is disclosed. The distribution type refrigeration system comprises: a plurality of ...
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JP2023115228A |
To provide a refrigeration cycle device comprising a first refrigerant circuit and a second refrigerant circuit, and enabling efficient operation.A refrigeration cycle device comprises a first refrigerant circuit (10) using a first refri...
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JP7319372B2 |
This refrigeration apparatus comprises: an inner box having a top surface and side surfaces; and an evaporator constituted by bent pipes comprising a top surface portion in contact with the top surface, an upper side-surface portion in c...
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JP7313459B2 |
A natural gas liquefying apparatus is provided. At least a part of a cooling region, in which a precooling unit and a liquefaction unit are arranged, and at least a part of a compression region, in which first and second compressors comp...
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JP7305050B2 |
A refrigeration cycle device (1) is equipped with a high-order side refrigerant circuit (10), a low-order side refrigerant circuit (20), and a heat medium circuit (30). The high-order side refrigerant circuit (10) has a high-order side c...
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JP7299519B2 |
This cascade unit (2) is a cascade unit of a refrigeration system (1) having a first circuit (5a), a second circuit (10), and a cascade heat exchanger (35). The first circuit (5) has a first connecting part (C1). Among first piping (P1) ...
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JP7299395B1 |
A refrigeration system including a low temperature refrigeration cycle and a high temperature refrigeration cycle efficiently cools a low temperature refrigerant with a simple configuration even when a low temperature compressor is stopp...
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JP2023089274A |
To provide refrigeration systems suited for use with low GWP refrigerants.Disclosed are cascaded refrigeration systems, comprising a plurality of refrigeration units, each refrigeration unit containing a first refrigeration circuit, each...
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JP2023087517A |
To stably obtain a desired refrigeration capacity, while suppressing increase in size, an energy consumption and an environmental load.A refrigeration device 10 comprises a high temperature side refrigeration circuit 20 and a low tempera...
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JP7292367B2 |
Disclosed are cascade refrigerant systems for providing cooling of air located in an enclosure that is occupied by or which will be exposed to humans or other animals during normal use, wherein systems includes; (1) a first, relatively l...
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JP7283285B2 |
A refrigeration cycle device includes a compressor configured to compress and discharge a refrigerant containing oil, a refrigerant radiator configured to heat the ventilation air using the refrigerant discharged from the compressor as a...
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JP7281546B2 |
This refrigeration device comprises: a high temperature side refrigerant circuit in which a high temperature side refrigerant circulates; a low temperature side refrigerant circuit in which a low temperature side refrigerant circulates; ...
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JP7265193B2 |
Provided are a cascade unit and a refrigeration cycle device capable of cooling electrical components. A cascade unit (2) of a refrigeration cycle device (1) comprises: a primary-side refrigerant circuit (5a) having a primary-side heat e...
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JP2023051239A |
To provide a cascade unit improved in a degree of freedom in arranging pipes.A cascade unit 2 is a cascade unit of a refrigeration system having a first circuit, a second circuit, and a cascade heat exchanger. The cascade unit includes t...
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JP2023051238A |
To efficiently install a cascade unit.A cascade unit (2) is a cascade unit of a refrigeration system (1) having a first circuit (5a), a second circuit (10), and a cascade heat exchanger (35). The cascade unit (2) includes the cascade hea...
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JP7244763B2 |
A heat exchange unit is provided with which, even if a flammable refrigerant is used, the likelihood of the refrigerant reaching an electric component unit is reduced. An outdoor unit (20) constitutes a portion of an air-conditioning app...
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JP7235998B1 |
A cascade unit and a refrigeration cycle device capable of cooling electrical equipment are provided. A primary-side refrigerant circuit (5a) having a primary-side heat exchanger (74) through which primary-side refrigerant flows, a secon...
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JP7216151B2 |
An object is to provide a novel multi-stage refrigeration apparatus. The object is achieved by a refrigeration apparatus comprising a user-side heat transfer cycle that includes a user-side compressor, a user-side heat exchanger, a user-...
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JP7214227B2 |
A temperature control system includes: a first refrigerator unit (10); a second refrigerator unit (40); a first fluid flow apparatus (20) that allows a first fluid to flow therethrough wherein the first fluid is cooled by the first refri...
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JP7208577B2 |
Provided is a refrigeration cycle apparatus capable of efficiently performing a cooling operation and a heating operation using a low-pressure refrigerant and a high-pressure refrigerant. A refrigeration cycle apparatus (1) performs a he...
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JP7208576B2 |
Provided is a refrigeration cycle apparatus capable of efficiently performing a cooling operation and a heating operation using a low-pressure refrigerant and a high-pressure refrigerant. A refrigeration cycle apparatus using a first ref...
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JP2022174870A |
To provide a multi-way refrigeration cycle device that can achieve stable operation and properly cool a semiconductor device manufacturing apparatus.A multi-way refrigeration cycle device 2 includes: a first refrigeration cycle 5 through...
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JP2022174869A |
To provide a multi-component refrigeration cycle device capable of reducing an installation area of the device installed in a sub-fab and shortening piping for transferring a cooling medium to a semiconductor device manufacturing device....
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JP7174502B2 |
Provided is a temperature control device capable of controlling an object to be cooled at a set temperature in response to the entire control temperature range even when a temperature control range of the object to be cooled is wide. The...
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JP2022173019A |
To provide an air conditioner that can reduce causes of tight supply of electrical power at the time of cooling, reduce causes of generation of heat island due to waste heat generated when exchanging heat with outside air heat, and short...
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JP7146117B2 |
The purpose of the present invention is to provide a refrigeration cycle device that can achieve both higher cooling capacity and higher heating capacity. A refrigeration cycle device (1) is equipped with a high-order side refrigerant ci...
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JP2022125037A |
To solve a problem that there are needs for a refrigeration system used for an ultra-low temperature freezer operated at relatively high efficiency and enabling a cooling/storage space of the freezer to be maximized.A refrigeration syste...
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JP2022125358A |
To provide a new hypercomplex refrigeration device.A refrigeration device comprises: a user side heat transfer cycle which has a user side compressor, a user side heat exchanger, a user side decompressor and a user side cascade heat exch...
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JP2022109458A |
To provide a heat insulation box body that can improve productivity while securing maintainability of a heat exchanger.A heat insulation box body includes: an outer box including an opening part in the bottom wall thereof; an inner box s...
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JP7096511B2 |
At a refrigeration cycle device (1), an injection pipe (31) and an economizer heat exchanger (32) are provided at a main refrigerant circuit (20). In addition, the refrigeration cycle device (1) includes a sub-refrigerant circuit (80) ha...
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JP7059582B2 |
To provide a cooling device capable of improving cooling capacity to a cooling load while suppressing an increase in the size of the device.A cooling device 100 includes: a high temperature side circuit 101 that is formed by connecting a...
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JP7021582B2 |
To provide a cooling device that can improve cooling capacity for a cooling load while restraining an increase in size of the device.A cooling device 100 comprises: a high-temperature side circuit 101 formed by connecting a compressor 10...
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JP7019211B1 |
To provide a cold / hot simultaneous temperature adjusting device capable of normally heating a second heat exchange fluid without executing a cooling process of the first heat exchange fluid. When the first condition of cooling the heat...
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JP7019212B1 |
To normally execute a cooling treatment and a heat treatment even in a usage environment where the cooling treatment load is large / small. When the first condition that the cooling treatment load is small is satisfied and the second con...
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JP7019215B1 |
To normally perform cooling and heating even in a usage environment where a cooling processing load is small. When a control unit 6 satisfies the first condition that the cooling treatment load is smaller than the heat treatment load and...
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JP7019214B1 |
To normally perform cooling and heating even in a usage environment where a cooling processing load is small. The control unit 6 satisfies the first condition that the cooling treatment load is smaller than the heat treatment load, and t...
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JP7019213B1 |
To normally execute a cooling treatment and a heat treatment regardless of the magnitude of a cooling treatment load, and to normally execute the heat treatment without executing the cooling treatment. When both the cooling treatment and...
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JP7017668B2 |
A stand-alone long-distance closed-loop heat energy capture, conveyance, and delivery system, comprises three closed-loop modules in serial communication. The first module is in communication with a first closed-loop piping infrastructur...
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JP2022021679A |
To provide a heat exchanger capable of improving its heat exchange efficiency between heat media.In a primary cooling system 100, a primary heat medium depressurized by an expansion valve 106 and a flow divider is introduced from an intr...
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JP2022015253A |
To provide a binary refrigeration device in which heat exchange amount of a cascade heat exchanger can be adjust while suppressing the occurrence of hunting in a control object.A binary refrigeration device 100 is provided, comprising a ...
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JP2021196115A |
To provide a refrigeration machine for transportation that has further improved efficiency.A refrigeration machine for transportation comprises an indoor heat exchanger for exchanging heat between air in a refrigerating chamber and a fir...
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JP2021196114A |
To provide a refrigeration machine for transportation that has further improved safety.A refrigeration machine for transportation for cooling a refrigerating chamber provided in a transportation machine comprises an indoor heat exchanger...
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JP6982408B2 |
To prevent other cooled objects from damaging quality, safety, and the like due to odor, admixture and etc. of the cooled object taken into the air which becomes the refrigerant of the air refrigerant refrigerator.A cooling air generatin...
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JP6978118B1 |
To normally perform cooling of a first heat exchange fluid and heating of a second heat exchange fluid even in a usage environment where a cooling processing load is small. When the first condition that the cooling treatment load is smal...
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JP2021531443A |
A cascade refrigeration system containing multiple refrigeration units, each refrigerating unit containing a first refrigeration circuit, each first refrigeration circuit containing an evaporator and a heat exchanger; and a second refrig...
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JP2021530660A |
A bypass control valve (A) equipped with a chiller (B) that cools the heat transfer fluid (HTF) to a low temperature or an ultra-low temperature, a refrigerator (C) that stores cold air, and a compressor (A) that enables HTF circulation....
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JPWO2020095381A1 |
A fluid temperature control system according to an embodiment cools a fluid by a multi-dimensional refrigerating apparatus including a high temperature side refrigerator (100), a medium temperature side refrigerator (200), and a low temp...
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