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JP7343765B2 |
A heat-source-side heat exchanger is divided so that a heat-source-side heat exchanger that functions as an evaporator also functions as an intermediate cooler. Since, when an air conditioner includes a bypass pipe (20), a heat-source-si...
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JP7341391B2 |
[Object] A chiller that is excellent in responsiveness to changes in the temperatures of coolants and that is excellent in the precision of temperature control is provided.[Solution] There are a first coolant circuit 3 that supplies a fi...
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JP7334874B2 |
Provided is an electric device made more convenient by being configured such that the temperature of a wide area in each accommodation section can be individually adjustable. In an electric device 1, a first refrigerant pipe 45 is provid...
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JP2023113467A |
To provide a temperature control system capable of easily controlling gas to be supplied to a temperature control target in a desired state with high accuracy while suppressing an energy consumption.A temperature control system S1 accord...
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JP2023110768A |
To provide a cooling device capable of individually keeping an inner temperature each of a plurality of storages in each set temperature zone irrespective of an outside temperature of a storage part including the plurality of storages wh...
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JP7322726B2 |
A projector includes first and second cooling targets and a cooling device. The cooling device includes a first compressor, a condenser, a first expander configured to decompress a part of the working fluid condensed by the condenser, a ...
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JP2023104291A |
To suppress the accumulation of a liquid refrigerant in an evaporator with a simple configuration.A refrigeration cycle device comprises a compressor 11 for sucking and compressing a refrigerant, and discharging it, a heat radiator 12 fo...
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JP2023104428A |
To provide an air conditioner that is less likely to cause clogging of an indoor side heat exchanger due to freezing.An air conditioner 1 includes: a refrigerant circuit configured by connecting a compressor 11, an outdoor side heat exch...
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JP7312617B2 |
To improve an air conditioner for a vehicle.An air conditioner 1 for a vehicle includes: a heating medium cycle 20 supplying heat of an engine 22 of the vehicle to a heater core 24 by using a heating medium; a refrigerant cycle 10 compre...
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JP2023100176A |
To suppress a heat exchanger from being frosted while securing heat exchange capacity of the heat exchanger.An air conditioner 1 includes: a refrigerant circuit 5 in which a main expansion valve 15, a first outdoor heat exchanger 16, an ...
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JP7306222B2 |
To facilitate maintenance work of a driving section and a control section.A cooling and heating switching device comprises: a piping section which has a plurality of refrigerant piping connected to indoor units and outdoor units and a pl...
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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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JP2023528838A |
detecting the temperature in the storage space to determine whether the temperature reaches a first preset temperature value during cooling of the storage space; and performing primary defrosting by starting a defrosting operation includ...
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JP7302468B2 |
To provide a valve device and a refrigeration cycle device, capable of controlling a plurality of valves while suppressing increase of the number of components.A valve device 13 includes: a first valve 160 in which a throttle opening of ...
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JP2023091400A |
To provide an air-conditioning system which can perform an individual operation and a common operation of convection-type air-conditioning and radiation-type air-conditioning.First piping 11 makes a first refrigerant circulate to a compr...
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JP2023091401A |
To provide an air conditioning system capable of improving user comfort by setting different target temperatures for convection air conditioning and radiant air conditioning, and a controller.An air conditioning system 1 comprises a conv...
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JP2023090599A |
To provide a technique that efficiently cools a heat exchanger and thus enhances heat exchange efficiency to save energy and thereby prevent global warming.The present invention relates to an air conditioner outdoor unit characterized in...
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JP7296737B2 |
To provide an air-conditioning system with a solar panel cooling function capable of enhancing energy efficiency of an air-conditioning device and an overall system.An air-conditioning system with a solar panel cooling function 10 compri...
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JP7294000B2 |
To provide an air conditioner for vehicle capable of suppressing deterioration of cooling efficiency of a cooling object to a minimum, while maintaining air conditioning capacity, in performing air conditioning in a cabin and cooling of ...
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JP7294075B2 |
A refrigeration cycle device (10) comprises a compressor (11, 11a), an air-conditioning evaporator (18), an air-conditioning flow rate adjustment unit (14b, 14bt, 15c), a cooling evaporator (19, 52a, 55), a cooling flow rate adjustment u...
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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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JP7280689B2 |
[Problem] To provide a vehicular air-conditioning device capable of resolving the issue in which when a refrigerant is evaporated by a plurality of evaporators, the pressure of the suctioned refrigerant in a compressor becomes negative. ...
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JP7279672B2 |
A refrigeration cycle device includes: a switching valve configured to switch between a battery mode in which refrigerant flows to a battery heat exchanger and a non-battery mode in which the refrigerant bypasses the battery heat exchang...
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JP7275621B2 |
A refrigeration cycle device including a first pressure reducing valve, a first evaporator that exchanges heat between the refrigerant decompressed in the first pressure reducing valve and air, a second pressure reducing valve that is di...
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JP7275876B2 |
A refrigeration cycle device (10) comprises a compressor (11), a radiator (12) that warms blown air by using refrigerant discharged from the compressor as a heat source when heating the interior, and a decompression part (13) that decomp...
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JP2023064884A |
To provide a hot water storage type hot water supply device capable of suppressing adverse influences caused by an excessive coolant in a case where an incoming water temperature rises, while avoiding additional installation of an appara...
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JP7271395B2 |
A heat pump system for a vehicle may include a cooling apparatus including a radiator, a first water pump, a first valve, and a reservoir tank which are connected through a coolant line, and configured to circulate a coolant in the coola...
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JP7271470B2 |
To enable cooling in a passenger compartment without using an expensive electronic expansion device and enable only a battery to be cooled in a vehicular cooling device which can cool the battery and a front seat space and a rear seat sp...
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JP7266999B2 |
To provide an air conditioner capable of reducing temperature distribution in a habitable room, while suppressing increase in a load due to ventilation compared to the conventional air conditioner.An air conditioner 1000 includes a refri...
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JP7265368B2 |
To prevent reduction of boiling performance linked to reduction in cooling load during boiling/cooling operation.A heat pump water heater 1 using cooling exhaust heat is provided with a pressure reducing valve at a piping part 18e from a...
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JP7260810B1 |
A heat source unit is simplified. A heat source unit (10) has a first state in which the discharge side of a compressor (11) and a high/low pressure gas communication pipe (3) are communicated, and ), and the first switching valve (35) i...
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JP7258212B2 |
An air conditioning apparatus according to the present invention comprises: a coolant circuit in which a compressor, a heat source-side heat exchanger including a first heat source-side heat exchanger and a second heat source-side heat e...
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JP2023049798A |
To avoid an incident in which a high temperature refrigerant instantaneously flows into a portion used as an evaporator, causing re-evaporation of condensate water.When switching an operation from a third dehumidification operation to a ...
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JP2023049799A |
To suppress the generation of operation sound in a dehumidification valve when switching a four-way switching valve into a reverse flow passage.In an air conditioning system 1, a first valve port 411 is fully opened after a compressor 21...
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JP2023046573A |
To make it possible to adjust temperature by changing the temperature of a heat medium in accordance with the thermal load situation of a temperature adjustment object without complicating the structure of a heat medium circuit.A tempera...
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JP7251229B2 |
A vehicle-mounted temperature controller includes a low temperature circuit and a refrigeration circuit. The low temperature circuit has a heat generating equipment heat exchanger exchanging heat with heat generating equipment, a radiato...
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JP2023512846A |
A temperature control device for supplying a fluid to control the temperature of at least one semiconductor wafer in a semiconductor processing chamber, the temperature control device comprising a refrigerant mixture refrigeration system...
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JP7246501B2 |
A refrigeration cycle device comprising a compressor, a first flow path switching valve connected to the compressor, an outdoor heat exchanger connected to the first flow path switching valve, a first expansion valve connected to the out...
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JP2023041252A |
To provide a gas heat pump type air conditioner which can prevent stagnation of refrigerator oil in a heat exchanger when using the heat exchanger as an evaporator.An air conditioner of the present disclosure sequentially and annularly c...
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JP7243694B2 |
A refrigeration cycle device includes a refrigeration cycle, an outdoor heat exchanger, a cooling necessity determination unit, a determination reference setting unit, and a cooling control unit. The cooling necessity determination unit ...
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JP7243410B2 |
A battery heating device includes: a radiator and a heater core arranged in parallel with each other; a battery temperature adjusting unit for heating a battery with a heat medium; a first branch branching the heat medium between the rad...
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JP7241830B2 |
A multi-air conditioner for cooling and heating is provided to remove latent heat and sensible heat by using a single outdoor unit. The multi-air conditioner includes: at least one indoor unit installed in a room, that comprises an indoo...
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JP2023037282A |
To provide an on-vehicle temperature control device which downsizes capacity of liquid-storage part and prevent deterioration of life and performance of a compressor.An on-vehicle temperature control device 1 includes refrigerant circuit...
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JP7233915B2 |
[Problem] To provide a vehicle air-conditioning device that has improved responsiveness by avoiding a shortage of compressor capacity (target rotational speed) when shifting to an operation state in which the number of evaporators for ev...
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JP7233953B2 |
[Problem] To provide a vehicle air conditioner capable of achieving a target blow temperature while preventing freezing of a heat absorber. [Solution] A vehicle air conditioner is provided with: a compressor 2; a radiator 4; an outdoor e...
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JP7233538B2 |
This air-conditioning apparatus provided with an outdoor unit that has a compressor and an outdoor heat exchanger and that takes in outdoor air from an outdoor space and discharges the outdoor air to the outdoor space and an indoor unit ...
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JP7230642B2 |
A refrigeration cycle device includes a heat pump cycle, a high-temperature heat medium circuit, and a low-temperature heat medium circuit. The low-temperature heat medium circuit includes a plurality of heat absorption devices configure...
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JP2023023475A |
To solve the problem that a temperature sensor is required for each of refrigerant flow passages when a flow rate of a refrigerant is adjusted on the basis of a temperature of the refrigerant flowing through the refrigerant flow passage....
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JP7221650B2 |
[Problem] To provide an air conditioning device which is for a vehicle and with which the rotation speed of a compressor can be made to quickly respond to a change in a refrigerant flow path accompanying the opening or closing of a valve...
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JP2023017583A |
To suitably achieve both air intake and cooling of a vehicle cabin at low cost.An intake system 2 of an engine 1 is mounted on a vehicle 3 in which air conditioning of a vehicle cabin 32 is performed by an air conditioner 6. A heat excha...
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