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JP7436900B1 |
[Problem] To provide a refrigeration system that can suppress frost formation on a second user-side heat exchanger. [Solution] In the controller (60), the heat source side heat exchanger (13) functions as a radiator, and the first usage ...
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JP2024022516A |
The present invention relates to a test chamber for air conditioning, particularly an artificial climate chamber, and a method for air conditioning within an insulated test space of the test chamber. The present invention relates to a me...
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JP2024003884A |
An object of the present invention is to provide a vehicle air conditioner that can avoid lubricating oil not being returned sufficiently to a compressor. [Solution] A front side evaporator 24 provided in a front side air conditioning se...
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JP7413825B2 |
To provide a cooling device for power generation equipment which can reduce the outage of power generation equipment and the occurrence of unexpected costs without problem with the environment or equipment even when the power generation ...
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JP7411359B2 |
To provide an air conditioner for vehicle capable of returning a refrigeration oil to a compressor without causing deterioration in air conditioning feeling.An air conditioner 1 for vehicle includes a refrigeration cycle device 10 includ...
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JP2023183630A |
To suppress variation in temperature of each battery.A refrigeration cycle 11 further includes a partition wall 74 for performing heat-exchange between refrigerant flowing in a first main flow path 52 and refrigerant flowing in a second ...
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JP2023183274A |
To provide a cooler capable of suppressing increase in the number of detection units for adjusting each temperature in a plurality of storages, to simplify a configuration.A specimen cooling box 100 comprises a plurality of evaporators 4...
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JP7405028B2 |
The present invention comprises: a compressor (11) that compresses and discharges a refrigerant; a heat dissipation unit (40, 12) that dissipates heat from the refrigerant discharged from the compressor; a first decompression unit (14b) ...
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JP2023181860A |
To provide a cooling device advantageous for cooling a cooling object.A cooling device for cooling a cooling object has a circulation system for making a refrigerant for cooling the cooling object circulate, and the circulation system is...
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JP2023177921A |
To provide a refrigerating device that can restrain a decrease in the capacity of a cooling storage cabinet and freezing of a drain pan.A refrigerating device generates cooling air for cooling articles in a cooling storage cabinet, and c...
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JP2023177966A |
To provide an air conditioner whose heating capacity at the time of rapid heating is high when an outdoor temperature is extremely low, a vehicle, and a control method of the air conditioner.An air conditioner for executing air condition...
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JP2023175077A |
To provide a refrigerator that cools a freezing chamber and a refrigerating chamber by using a first cooling part and a second cooling part, and can reliably defrost the second cooling part without using a defrosting heater.A refrigerato...
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JP7393624B2 |
To provide a refrigerant flow passage switching device that can restrain refrigerator oil contained in a refrigerant from being accumulated in switching units corresponding to utilization side units at rest.A refrigerant flow passage swi...
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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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JP2023168866A |
To achieve cooling a plurality of batteries evenly and securing warm-up capacity of the plurality of batteries, while suppressing increase in cost.A battery temperature control system (1) includes a refrigeration cycle (10), and a contro...
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JP7388007B2 |
A heat exchanger (14) causes a refrigerant containing oil to perform heat exchange with a heating medium so as to absorb heat from the heating medium. The heat exchanger is provided with a flow channel layered body (140) formed by altern...
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JP7386613B2 |
To provide a heat exchanger capable of improving heat exchanging performance in being used as an evaporator, and an air conditioner.An indoor heat exchanger 5 includes a main heat exchange portion 7 and an auxiliary heat exchange portion...
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JP7380199B2 |
The present invention comprises: a compressor (11) for compressing a refrigerant; condensing units (12, 18) for condensing the refrigerant discharged from the compressor; branching parts (13i, 13j, 13k) for branching the flow of the refr...
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JP7379959B2 |
To provide an air conditioner for vehicle capable of suppressing occurrence of temperature distribution in a cooling object in cooling the cooling object.An air conditioner 1 for vehicle includes a refrigeration cycle device 10 including...
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JP7380248B2 |
A cooling system (10) is provided with: a plurality of coolers (30, 31, 32, 33); and a refrigerant supply flow channel (W20). The coolers have heat exchanging parts (300, 310, 320, 330) that cool a battery through heat exchanging between...
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JP7379960B2 |
To suppress increase in refrigerant pressure in the case of cooling a battery but not performing air conditioning.An air conditioner for vehicle includes; a compressor 11; a radiator 12; decompression parts 15, 18a, 18b; an evaporation p...
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JP7380273B2 |
This refrigeration cycle device comprises an evaporation pressure regulating part (20, 210) placed downstream of a plurality of evaporation parts (16, 18, 19) and regulating a refrigerant evaporation pressure in the plurality of evaporat...
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JP7378502B2 |
An air-conditioning device comprising: an outdoor unit having a compressor and an outdoor heat exchanger; an indoor unit having a first indoor heat exchanger and a second indoor heat exchanger; an expansion valve provided to the outdoor ...
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JP2023163471A |
To easily maintain refrigerants in a plurality of branched flow passages in liquid states, in a battery cooling system having a refrigeration cycle in which decompression devices and evaporators are arranged in the plurality of branched ...
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JP2023162661A |
To provide a carbon dioxide recovery system which can recover carbon dioxide with high heat efficiency while inhibiting discharge of carbon dioxide occurring to obtain a heat source even if a carbon dioxide discharge source is an arbitra...
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JP2023161662A |
To provide a frozen confectionery manufacturing apparatus capable of cooling water for cooling a cooling medium discharged from a compressor without imposing a load on a device for manufacturing chiller water.A frozen confectionery manuf...
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JP7375699B2 |
To improve cooling performance.A discharge passage 64 comprises a merging part 60 for making refrigerants discharged from a first evaporator 31 and a second evaporator 32 merged with each other. The first evaporator 31 and the second eva...
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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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JP7372794B2 |
There is provided a vehicle air-conditioning device capable of smoothly achieving pre-air-conditioning for preliminarily heating a vehicle interior without forming frost on an outdoor heat exchanger or while preventing frost formation th...
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JP2023158537A |
To provide a flow diverter which can control a discharge flow rate, and can reduce an installation capacity.A flow diverter 1 comprises: a motor 8 having a rotating shaft 7; an upper lid 18 having an axial hole 39 which the rotating shaf...
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JP7370505B1 |
The air conditioner is configured by connecting a first indoor unit and a heat medium unit in parallel to an outdoor unit through refrigerant piping, and includes a refrigerant circuit in which refrigerant circulates. The first indoor un...
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JP2023156171A |
To provide a temperature regulation device having a simple structure which can cool an object to be subject to temperature regulation by using a refrigeration cycle for air conditioning.A refrigeration cycle 12 has a compressor 13, a ref...
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JP7361777B2 |
A refrigeration cycle apparatus (100) includes a compressor (1), a first heat exchanger (2), a second heat exchanger (4), an expansion valve (3), a flow rate adjuster (130), and a controller (10). The flow rate adjuster (130) adjusts an ...
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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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JP2023141045A |
To provide a heat pump system capable of reducing power consumption of an electric heat pump with a simple constitution in a case when cold heat output of an adsorption type heat pump is insufficient.In a heat pump system including an ad...
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JP2023141046A |
To provide a heat pump system capable of reducing power consumption of an electric heat pump with a simple constitution in a case when cold output of an adsorption-type heat pump is insufficient.In a heat pump system including: an adsorp...
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JP2023139903A |
To provide a heat exchange system capable of securing an adjustment width of distribution to heat absorbing capacity for absorbing heat from blown air to be blown to an air-conditioning object space and heat absorbing capacity for absorb...
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JP7356506B2 |
An air conditioner according to one embodiment carries out a heating operation and a cooling operation, carries out a cooling/heating mixed operation in which a higher priority is given to cooling by causing a portion of exhaust gas to f...
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JP7356049B2 |
An air conditioner in which pressure loss in a refrigerant pipe or the like makes it inefficient to use an ejector in cooling operation improves efficiency in cooling operation. An air conditioner (1) includes an ejector (50) that raises...
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JP2023138890A |
To provide a refrigeration cycle device which includes equipment including a compressor and heat generation equipment and can secure or improve the air-conditioning performance of an air-conditioning objective space, and furthermore enab...
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JP7352866B2 |
To enable a heat exchanger for cooling to prevent or curb moisture evaporation therefrom without largely changing a state of air-conditioning operation.A coolant discharged from a compressor 60 is sequentially circulated through an exter...
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JP2023137256A |
To reduce power consumption even in a case when a commodity of a second commodity storage apparatus is heated while cooling a commodity of a first commodity storage apparatus.A refrigerant circuit device includes a compressor 11, a conde...
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JP2023540772A |
a plurality of valve units each having a refrigerant pipe section having a control valve; a refrigerant leak detector; and first and second openings (420, 430) formed while accommodating the valve and the refrigerant leak detector. casin...
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JP7350888B2 |
A refrigeration cycle apparatus (100) includes: a compressor (1), a first outdoor heat exchanger (4), and a second outdoor heat exchanger (5) that are connected to a refrigerant expansion mechanism (8) and an indoor heat exchanger (9) an...
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JP2023130951A |
To remove frost of a passenger compartment exterior heat exchanger without stopping heating and increasing electric power consumption during heating operation in an air conditioner using a heat pump system.Heat generated by a battery 11 ...
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JP2023130950A |
To cool a battery without using electric power of the battery (without consuming electric power of the battery).Outside air is cooled by utilizing condensed water occurring when an evaporator 6 for a passenger compartment is operated as ...
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JP7345655B2 |
A flow path switch (5) selectively switches the refrigerant circulation direction between a first circulation direction and a second circulation direction opposite to the first circulation direction. In the first circulation direction, t...
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JP2023127818A |
To obtain an air conditioner having a new structure capable of dehumidify or humidifying outdoor air by using a refrigerant, and introducing it into a room.An air conditioner according to an embodiment comprises: a first auxiliary outdoo...
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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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