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JP7444356B2 |
To provide a cooling device that uses carbon dioxide having high safety and excellent handleability as refrigerant and can properly run an absorption type refrigeration cycle by liquefying the carbon dioxide under a high-pressure environ...
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JP7435308B2 |
A refrigeration cycle device includes: a compressor; a heat radiating unit that causes refrigerant to heat air supplied to a space inside a vehicle cabin; a decompression unit that decompresses the refrigerant; an outside air heat absorb...
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JP7427296B2 |
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JP2024014003A |
The present invention provides an absorption refrigeration system that can supply more sufficient cold heat to a destination. [Solution] An absorption chiller 30 that uses waste heat, a destination device 50 that operates using refrigera...
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JP7424408B2 |
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JP7421618B1 |
[Problem] To provide an air conditioner that can achieve an energy saving effect and stably supply cooling water to a refrigerator by heating a heating device (heating section) without using a separate heat source such as a boiler or hea...
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JP2024002308A |
An object of the present invention is to provide a hydrogen evaporator unit and a hydrogen station system that can effectively utilize waste heat from a liquid hydrogen heated medium. [Solution] The nitrogen gas circulation duct 12 has a...
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JP2023184132A |
To provide an ejector refrigerating device that can restrain decreases in refrigeration capacity and device efficiency from occurring when a hybrid type refrigeration cycle in which a compressor is introduced into an ejector refrigeratio...
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JP7400358B2 |
To provide an ejector cooling device capable of forming a hot water circulation system for returning hot water of high temperature discharged from a production device and the like to the production device and the like while cooling the s...
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JP7396725B1 |
[Problem] To provide a heat pump system that enables highly efficient heat utilization and reduces energy consumption in order to more efficiently recover natural heat and artificial waste heat. The evaporator external circuit 115 of the...
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JP7391788B2 |
A heat pump device (1) is provided with: a compressor (22); an engine (31); a power generator (32); and a motor (21). The compressor (22) pressurizes a refrigerant. The power generator (32) is driven by the engine (31). The motor (21) op...
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JP2023171399A |
To provide an open loop type and direct expansion type heat pump device having low cost and furthermore having improved heat exchange efficiency compared to a closed loop type heat pump device.A multi heat source-heat pump device include...
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JP2023547684A |
The gas refrigerator is a compressor (40) having an input (2) for gas, a recuperator (10), and a compressor input (41), the compressor input (41) being a first recuperator. The gas refrigerator comprises a compressor (40), a heat exchang...
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JP7376921B2 |
To provide a cooling/heating supply system which is user-friendly, which can be used to melt snow, and which has achieved reduction in operation cost and simple operability.A cooling/heating supply system includes: a primary side piping ...
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JP7375964B2 |
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JP2023159767A |
To provide a constitution for suppressing a variation of a thermal load of a refrigeration device, in a cooling system having the refrigeration device including a condenser which is indirectly cooled by seawater.A cooling system comprise...
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JP7372793B2 |
The purpose of the present invention is to realize heating by efficient waste heat recovery and a simplified determination reference, in a vehicle air conditioner configured to use recovered waste heat from heat-generating devices instal...
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JP2023158807A |
To provide a waste heat utilization system which can perform a flexible operation according to a change of a situation, and can effectively collect heat from a heat source hot water.A waste heat utilization system 10A has a waste heat us...
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JP2023156789A |
To provide an ejector refrigerator capable of preventing cavitation of a pump when a device starts with a simple structure.An ejector refrigerator has: a pump 3 raising pressure of a coolant; a steam generator 4 heating the coolant with ...
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JP2023156168A |
To provide an ejector refrigerator capable of preventing cavitation of a pump when a device starts with a simple structure.An ejector refrigerator has: a pump 3 boosting a coolant; a steam generator 4 heating the coolant with a heat sour...
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JP2023153640A |
To maintain a cold water temperature range required for cold water supplied by an evaporator even if a heat source temperature or a heat source flow rate is abruptly largely changed.In an ejector refrigeration device 11 having a pump 3 f...
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JP7357324B2 |
To provide an open loop type and direct expansion type heat pump device having low cost and furthermore having improved heat exchange efficiency compared to a closed loop type heat pump device.A multi heat source-heat pump device include...
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JP2023140441A |
To suppress degradation of fuel economy of an internal combustion engine, and furthermore to improve heating performance of an air-conditioning apparatus.A second heat exchanger 60 capable of exchanging heat between exhaust gas 4 and lub...
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JP2023140346A |
To synchronize a transmission time for measurement-related signals of an energy conversion system, which is necessary to efficiently utilize cold energy contained in liquefied fuel, with a time used by the energy conversion system, and o...
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JP7355979B2 |
Provided is a gas liquefying device in which power at the time of expanding natural gas with a turbine is used in compression of process gas cooled by liquefied natural gas, to efficiently compress the process gas. Therefore, liquefactio...
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JP7354741B2 |
To provide an outdoor unit of a gas engine driving type air conditioner which is less affected by wind in an outdoor space and enables stable operation of a gas engine.An outdoor unit OU of a gas engine driving type air conditioner AC in...
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JP2023540623A |
A device for simultaneously generating low-temperature fresh water and low-temperature dry air by regasifying liquefied natural gas LNG, the regasification device having at least one casing (4) hermetically sealed from the outside. , at ...
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JP2023132815A |
To provide a refrigeration/freezing car capable of acquiring a stable erroneous start suppression effect irrespective of an actuation situation of a refrigerator/freezer.A refrigeration/freezing car (1) includes: an engine control part (...
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JP7348742B2 |
To provide a heat exchange unit and a groundwater utilization system enabling reduction in installation work cost.A heat exchange unit 5 includes a heat exchanger 50 exchanging heat between groundwater 17 and liquid 18. The heat exchange...
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JP7345496B2 |
A rotary-induction heat generator with direct current excitation for the heating of matter, an alternating magnetic field for the generation of inductive heat, is generated with a DC coil, a static magnetic field converted into an altern...
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JP7339601B2 |
To provide a maintenance timing calculating device and a calculating method capable of properly setting a maintenance timing accurately corresponding to a deterioration degree of each component of an engine heat pump.For each component, ...
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JP2023120802A |
To provide a fire extinguishing facility that can be prevented from increasing in size.A fire extinguishing facility comprises: a cold generation device constituted so as to generate cold energy by being driven by electric power; a separ...
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JP2023120750A |
To provide an absorption type heat pump device capable of stabilizing cooling capacity even when exhaust heat for heating diluted absorption liquid in a regenerator cannot be sufficiently obtained.An absorption type heat pump device 100 ...
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JP2023535151A |
According to some aspects of the invention, a heat pump includes first and second heat extractors for extracting heat from first and second heat sources, respectively, at first and second temperature ranges, wherein the second temperatur...
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JP7328023B2 |
To provide a refrigeration machine unit for transportation capable of improving heat exchange efficiency in a gas-liquid heat exchanger while lowering a discharge temperature of a compressor, and a refrigerator vehicle.A refrigeration ma...
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JP7326791B2 |
To suppress excessive temperature drop of cooling water in an adsorptive refrigeration machine.An adsorptive refrigeration machine comprises: an evaporation unit that evaporates a refrigerant; a pair of adsorbers each provided with an ad...
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JP7326079B2 |
To provide a beverage product production system capable of improving energy efficiency.A beverage product production facility is a facility for producing a beverage product from raw water and comprises: a high temperature side cooling pa...
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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...
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JP2023104209A |
To suppress electric energy required for cooling while exchanging indoor air to be cooled.A heat exchanger includes: an air discharge/air supply port for taking in air discharged from a cooling target space; a cooling heat exchange space...
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JP7315629B2 |
The present disclosure relates to an air conditioner. The air conditioner of the present disclosure includes: a first outdoor unit including an engine that runs by the combustion of a gas fuel and a compressor that operates when the engi...
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JP7309593B2 |
To improve an exhaust heat recovery rate and save energy in an exhaust heat recovery system for a gas compressor.An exhaust heat recovery system includes: a gas compressor having a compressor body compressing gas and outputting compresse...
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JP2023097935A |
To provide a heat accumulation system which causes cold of a freezing machine to accumulate to achieve reduction of an average electricity charge of the freezing machine used in a freezing warehouse and low carbon or decarbonization of e...
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JP2023096328A |
To provide an engine-driven air conditioner which can eliminate lack of engine oil without installing a large-sized engine oil tank.When a heating operation is being performed and a deposit burn-off condition holds, a control device 60 o...
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JP2023093146A |
To provide a hybrid type air conditioner enabling a high performance operation regardless of required load by making engine cooling water partly bypass when the required load is medium.An air conditioner includes: an exhaust heat recover...
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JP2023087939A |
To provide a heat cycle system capable of absorbing or releasing heat by efficiently using light from a light source while suppressing increase in energy consumption by the light source.A heat cycle system in the present disclosure for a...
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JP3242211U |
The present invention provides a thermal protection device that effectively avoids the influence of a wind energy heating device in a cold, windy and sandy environment, reduces heat loss, and improves heating efficiency. A wind energy he...
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JP3242206U |
[PROBLEMS] To prevent corrosion of metal well pipes by highly mineralized salt water, extend the service life of a medium- and high-temperature salt water layer energy storage system, reduce the difficulty and cost of maintenance, and gr...
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JP3242143U |
A system for utilizing waste heat from wind/solar hydrogen production and a wind/solar power generation device are provided. A system for utilizing waste heat from wind/solar hydrogen production includes a power supply system 10 having a...
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JP2023521929A |
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a geothermal system that constitutes a shell and tube type vertical sealed underground heat exchanger and a method for installing the same. A geotherm...
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JP2023071262A |
To efficiently recover and use the heat generated during power supply to a vehicle.A vehicle power supply system 1 for supplying electric power to a vehicle V includes a power supply unit 2, and a heat supply unit that recovers heat and ...
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