Document |
Document Title |
JP7459241B2 |
The invention relates to an apparatus (1) comprising a closed gas system (2) having: a working circuit (3) in which a compressor (4) for a working fluid, a first heat exchanger (5) for heating the working fluid, an expander (6) and a sec...
|
JP7380303B2 |
To provide a cooling device for power generation equipment which can use natural refrigerants that have no environmental impact without problem with equipment even when the power generation equipment continues to operate if the device is...
|
JP2023537492A |
A simplified closed loop refrigeration system adapted for cryogenic use comprises a gaseous refrigerant circulating within the closed loop refrigeration system and a compression section for compressing the refrigerant in at least two com...
|
JP2023533977A |
A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure loop and a high pressure loop. Rotary pressure exchangers replace conventional bulk flow compressors. The rotary pressure exchanger is configur...
|
JP2023104539A |
To attain both of a function for obtaining high cooling performance by using a heat pump and a function for obtaining high electric power consumption performance through exhaust heat recovery in a vehicular cooling system for cooling a p...
|
JP2023524267A |
The present disclosure provides a heat pump cycle that allows improved matching of the T(Q) slope of the heat pump cycle. More specifically, high temperature heat exchange is separated into two stages. Additionally, a portion of the work...
|
JP2023066866A |
To provide a technology enabling defrosting operation with high energy efficiency in a freezer using air as a refrigerant.A freezer 100 includes: a main circuit 10 that has a compressor 1, a first heat exchanger 2, a high-pressure portio...
|
JP7267063B2 |
Provided is a refrigeration cycle device that is capable of preventing a degradation in the efficiency of an expander while maintaining the efficiency of a refrigeration cycle even when using a low-pressure refrigerant such as HFO-1233zd...
|
JP2023017009A |
To provide a refrigeration cycle device for increasing the evaporation capacity of a utilization side heat exchanger even when the temperature of refrigerant cannot be sufficiently reduced with the pressure of the refrigerant reduced by ...
|
JP7191589B2 |
This two-phase flow turbine nozzle is provided to a two-phase flow turbine driven by means of a gas-liquid two-phase flow of a fluid, and is provided with a plurality of stator blades that are arranged in the circumferential direction so...
|
JP7189039B2 |
To provide a cryogenic cooling device that can increase a cooling capacity of a refrigerator even during operation other than precooling treatment while reducing consumption of an auxiliary liquefied refrigerant and an operation method t...
|
JP7175901B2 |
The invention relates to an expansion unit for installation in a refrigerant circuit, including an expansion system having an subcooling unit for subcooling a mass flow of a refrigerant that is supplied to the expansion unit, having an e...
|
JP7168376B2 |
A two-phase flow turbine provided upon a hub coupled to a rotating shaft and driven by receiving two-phase flow including a liquid phase component and a gas phase component. This rotor blade comprises: a rotor blade main body fixed to th...
|
JP7143751B2 |
To uniformly distribute a mass flow rate of a refrigerant flowing in each condenser with a simple structure, even when a plurality of condensers is connected to one compressor in parallel.A steam generating heat pump device includes: a h...
|
JP7141342B2 |
To provide a cryogenic fluid circulation type cooling system and a cryogenic fluid circulation type cooling method which have high cooling efficiency, high expansion turbine efficiency and a low number of locations causing pressure losse...
|
JP2022538671A |
The present invention comprises an air compressor (1) for compressing and cooling air and an air-liquid heat exchanger (3) designed to transfer heat from the compressed air to a liquid placed in a tank (9). ), an air-to-air heat exchange...
|
JP2022127470A |
To provide an expander integrated compressor having improved durability.An expander integrated compressor 100 comprises a rotating shaft 120, a compression mechanism 102, an expansion mechanism 104, a heating element 124, and a temperatu...
|
JP2022110541A |
To provide an expander integrated compressor with improved durability.An expander integrated compressor 100 includes a rotary shaft 120, a compression mechanism 102, an expansion mechanism 104, and a heating element 124. The compression ...
|
JP7094824B2 |
The refrigeration cycle system according to the present invention comprises: a two-phase flow turbine that is capable of being driven by expanding refrigerant discharged from a first condenser of a first refrigeration cycle and a second ...
|
JP2022064235A |
To provide a heat storage type temperature difference storage battery, which is a novel type battery that generates electricity by using heat media having different temperatures stored in a heat pump cycle.A heat storage type temperature...
|
JP2022032015A |
To provide a power generator and a power generation method that employ a system that is totally different from the conventional power generation system and have higher power generation efficiency.A power generator 1 has a compressor 2 th...
|
JP6998298B2 |
The present invention relates to an apparatus and to a method for carrying out a vapour refrigeration process. The apparatus has a motor-operated main compressor which is equipped to suck-in a mass flow of a fluid serving as a refrigeran...
|
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...
|
JP6971176B2 |
To maintain high turbine efficiency in a power recovery mechanism for directly shaft-coupling an impulse turbine, a compressor and an electric motor.A power recovery mechanism 20 is provided at a refrigeration device 10. The power recove...
|
JP2021124038A |
To improve rotor dynamics of a rotating shaft.A rotating machine comprises: a casing for covering a rotating shaft to be rotated around an axis; a pair of radial bearings fixed to the casing for rotatably supporting the rotating shaft; a...
|
JP2021085368A |
To suppress brake loss of a two-phase flow turbine which is caused by a droplet scattered from a rotor vane and rebounding to the rotor vane from a casing in a two-phase flow turbine.A two-phase flow turbine driven by a fluid including a...
|
JP2021076260A |
To suppress deterioration of cooling capacity even in a condition where an outside air temperature is high.An ejector type refrigeration device includes: a circulation path 1 in which a heating heat exchanger 3, an ejector 4 and a conden...
|
JP2021020668A |
To provide a method and an apparatus for cooling a surface on a flight vehicle and/or generating power.Supercritical working fluid is circulated through a fluid loop that includes the steps of: compressing the supercritical working fluid...
|
JP6780024B2 |
A turbo economizer adapted to be used in a chiller system includes a nozzle, a turbine, and an economizer impeller. The nozzle introduces refrigerant into the turbo economizer. The turbine is disposed downstream of the nozzle, and the tu...
|
JP2020094727A |
To provide an air conditioning system capable of recovering exhaust heat from an air-conditioning condenser to improve fuel economy of a vehicle.An air conditioning system 1 includes a refrigeration cycle system 10 having a compressor 12...
|
JP6694151B2 |
To provide a cooling device capable of securely protecting a heat exchanger disposed in a low-pressure system from pressure change of refrigerant gas with high responsiveness.A cooling device 1 includes: a compressor C for compressing re...
|
JP2020506355A |
A compressor reverse cycle machine (M) with an evaporator (9), a compressor (1) and a condenser (3) arranged in series along the path of the working fluid in the machine (M). A boundary layer turbine (7) is provided between the (3) and t...
|
JP6654190B2 |
A method for pressure and temperature control of fluid in a series of cryogenic compressors. An actual speed for each compressor and an actual inlet pressure and actual inlet temperature at entry are determined. The maximum speed for eac...
|
JP2020026788A |
To provide a two-phase flow turbine capable of using rotation of an expansion turbine for power recovery and gas-liquid separation of gas-liquid two-phase refrigerant, and a refrigerating machine including the same.A two-phase flow turbi...
|
JP6650754B2 |
To facilitate removal and reassembly of an expander integrated type compressor by eliminating the opening of a cold box.An expander integrated type compressor according to at least one embodiment of the invention, comprises: a motor; com...
|
JP2019200192A |
To enable a steam compressor 24 to be effectively re-cooled.A decompressing and cooling system 90 for steam or/and compressible air, installed in a containment 6, comprises the steam compressor 24 and a re-cooling system for re-cooling t...
|
JP2019184114A |
To provide a refrigerating machine capable of recovering, as kinetic energy, energy when a liquid refrigerant expands, and efficiently using kinetic energy of a discharged refrigerant.A refrigerating machine includes: a compressor compre...
|
JP6557329B2 |
A refrigerator according to the present invention includes: a cooling part for cooling an object to be cooled through heat exchange with a refrigerant; an expander-integrated compressor including a compressor for compressing the refriger...
|
JP2019117869A |
To easily set an optimal operation condition of each of freezers when cooling a liquefied coolant stored in a heat storage tank by multiple freezers.A cooling device for a superconducting cable comprises: a heat storage tank for storing ...
|
JP2019516057A |
The present invention is to provide a single working material steam coalesced cycle and coalesced cycle steam power unit, which belongs to the field of energy and power technology. The condenser and condensate conduit are connected to th...
|
JP6495053B2 |
|
JP2018529872A |
A method of converting heat from a heat source into mechanical or electrical energy is provided. The method is the step of heating the working fluid using the heat supplied from the heat source; the heated working fluid is expanded to re...
|
JP6376492B2 |
An air cooling unit (100) is an air cooling unit used in a Rankine cycle system (106) and includes an expander (11) and a condenser (12). The expander (11) recovers energy from a working fluid by expanding the working fluid. The condense...
|
JP6320955B2 |
Liquefier includes first compression section which is driven by a superconducting motor and which compresses a substance in a gaseous state. Cooling circuit includes: second compression section which is driven by the motor when first com...
|
JP6315814B2 |
An energy recovery device includes a plurality of heat exchangers connected in parallel with each other into which a plurality of heat sources flow, an expander for expanding a working medium, a dynamic power recovery unit, a condenser, ...
|
JP6306821B2 |
|
JP6299242B2 |
|
JP6275259B2 |
A centrifugal heat pump system includes a steam system with a steam supply, a steam turbine and a steam condenser connected in a steam loop; and a refrigerant system including a first compressor and a second compressor, a refrigerant con...
|
JP6276000B2 |
To reduce heat transfer from leakage fluid from a compressor side to an expander in a casing of an expander-integrated compressor to improve the coefficient of performance (COP) of a refrigerator, the expander-integrated compressor inclu...
|
JP2017223436A |
To provide a system that can provide focused non-progressive cooling to concentrated areas of the process, in particular at the lower temperature end of the process.A cryogenic liquefaction device comprises: a heat exchanger 100; a phase...
|