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JP7411929B2 |
To provide a refrigeration apparatus capable of efficiently cooling a cooling apparatus without a shortage of the refrigeration capacity even when a hot water supply temperature is increased. A water pipe 50 includes: a first water pipe ...
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JP7399285B2 |
A cooling device (100) comprises: a compressor (1); a heat exchanger (10) that exchanges heat between the refrigerant discharged from the compressor (1) and water; a condenser (21) that condenses the refrigerant that has passed through t...
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JP2023172226A |
To cope with cases where an outdoor air temperature is especially low and there is a rapid rise request of an indoor temperature when heating is started and perform efficient heat exchange even when using a refrigerant circuit with refri...
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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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JP7380663B2 |
This air conditioner comprises: an outdoor unit having a compressor, an outdoor heat exchanger, and an expansion valve; and an indoor unit having an indoor heat exchanger. This air conditioner has a refrigerant circuit that is formed by ...
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JP7374633B2 |
To provide an air conditioning unit that has a balance between comfort and energy saving performance in dehumidifying operation.An air conditioner comprises: a fan coil unit provided on a flow passage for heat source water, and for excha...
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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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JP2023155277A |
To provide a heat exchange type ventilation apparatus with a dehumidifying function which can send supply air flow in which temperature rise caused by dehumidification is inhibited.A heat exchange type ventilation apparatus 50 with a deh...
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JP7363321B2 |
To provide a refrigeration cycle device capable of sufficiently improving cycle efficiency even if load is fluctuated.A refrigeration cycle device 10 includes a heat exchange part 60. The heat exchange part 60 includes: a first heat exch...
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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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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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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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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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JP7343801B2 |
Proposed is an air-conditioning device capable of suppressing the choke phenomenon in which the flow of refrigerant in a refrigerant circuit is obstructed by an expansion valve, the opening degree of which is narrowed, in reheat dehumidi...
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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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JP7325046B2 |
To provide a freezing device that can operate without causing a freezing capacity shortage even when increasing a hot water supply temperature.A freezing device includes: a compressor 11; an intercooler 23 for cooling refrigerant dischar...
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JP7315592B2 |
A refrigerant vapor compression system includes a compression device having at least a first compression stage and a second compression stage arranged in series refrigerant flow relationship. A first refrigerant heat rejection heat excha...
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JP7308978B2 |
This air conditioning device comprises: a compressor that compresses a refrigerant; a high pressure-side piping in which the refrigerant discharged from the compressor flows; a first heat exchanger that is connected to the high pressure-...
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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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JP7297160B2 |
This air conditioner comprises: a plurality of indoor units having indoor heat exchangers; an outdoor unit having a compressor and an outdoor heat exchanger; a main gas pipe connected to the outdoor unit; a main liquid pipe connected to ...
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JP7268820B2 |
To provide an air conditioner that simplifies an external cooling mechanism, and has the wide control width of temperature and humidity.An air conditioner in which a cooler 102, a humidifying heater 103, a humidifier 104, and a heater 10...
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JP7263727B2 |
The purpose of the present invention is to provide a refrigeration cycle device comprising a fluid storage unit capable of sufficiently improving the cooling capacity of an evaporator. The refrigeration cycle device comprises a compresso...
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JP7262625B2 |
An outdoor unit of a refrigeration cycle apparatus includes a first header pipe and a second header pipe. The first header pipe and the second header pipe are connected to a heat-source-side heat exchanger. The outdoor unit further inclu...
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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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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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JP2023044278A |
To control a supercooling degree, pressure, temperature or flow rate of a refrigerant by using a simple configuration.A refrigeration cycle device includes: refrigerant valves 30, 31, 32 having first connection ports 30a, 31a, 32a to whi...
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JP2023511674A |
A cooling device, a refrigerator and its control method, a food processing method, and a control device, wherein the cooling device includes a compressor (101), a condenser (102), an expansion device (103) and an evaporator (104), and co...
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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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JP7237130B2 |
A hybrid multi-air conditioning system with no receiver is provided for optimal valve control. The hybrid multi-air conditioning system includes: a hot-water unit for exchanging heat between refrigerant and water; at least one indoor uni...
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JP2023027533A |
To provide a storage device that can appropriately store articles that should be stored at a low temperature, and articles that should be prevented from being stored at a low temperature, without complicating a structure of the storage d...
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JP7230604B2 |
To provide a heat pump-type steam generation device of high operation efficiency.A heat pump-type steam generation device 10A includes a control portion 18, an evaporator 12 for evaporating a refrigerant by an external heat source, a com...
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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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JP7210018B2 |
A refrigerant condition detection device (40A) according to an embodiment includes: a temperature information acquisition unit (41) that acquires a temperature of a refrigerant flowing out from the condenser of a refrigeration circuit ha...
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JP7210609B2 |
An air-conditioner (300) is provided with: a compressor (1); a passage switching valve (2); an outdoor heat exchanger (3); a passage guiding device (5); an expansion valve (6); and an indoor heat exchanger (7). The outdoor heat exchanger...
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JP7198916B2 |
The invention relates to a circuit (1) for coolant (47) comprising a main duct (3), a first branch (4), a second branch (5) and a third branch (25), the main duct (3) comprising a compression device (2) and a main heat exchanger (8) arra...
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JP7198355B2 |
An outdoor unit 2 of a refrigeration cycle device 1 comprises: a plurality of condensers 6; and a plurality of liquid receivers 7, provided in the same number as the plurality of condensers 6, and which are respectively connected to outl...
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JP2022189781A |
To provide a machine for the thermal treatment of food products, having a fan of an air condenser suppressed in noise.There is provided a machine 1 for processing liquid or semi-liquid food products, including: a container 2 which holds ...
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JP7185158B1 |
A heat source unit is simplified. A heat source unit (10) has a first state in which a high/low pressure gas communication pipe (3) and a discharge side of a compressor (11) are communicated with each other; ), and the discharge side of ...
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JP7184897B2 |
In a refrigeration cycle apparatus (100) according to the present invention, a non-azeotropic refrigerant mixture is used. The refrigeration cycle apparatus (100) includes a compressor (1), a first heat exchanger (3), a decompressor (4),...
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JP7183645B2 |
To provide a heat pump type hot water supply air conditioning device capable of acquiring blowout air at proper temperature for a heating operation and hot water at sufficient temperature for hot water supply with one refrigerant circuit...
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JP7164286B2 |
A refrigerator 1 of an embodiment includes an outer box 2, an inner box 3 disposed with a space left between the inner box 3 and the outer box 2, a condenser 8 configuring a refrigerating cycle, and a heat radiation pipe 10 connected to ...
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JP7159105B2 |
To prevent a shortage of an amount of a refrigerant during floor heating operation from being caused by containment of the refrigerant.When floor heating operation is performed in an air conditioning system 1, a two-way valve 16 on the u...
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JP7154035B2 |
To allow a portion of a plurality of indoor heat exchangers and the rest to operate as a condenser and an evaporator respectively, and allow warm air and cool air to be generated from each of them.An air conditioning device 50 includes i...
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JP2022157501A |
To provide a refrigeration cycle device for an automobile, capable of effectively using different temperature regions in a heat exchanger which are formed when a non-azeotropic refrigerant mixture is used.A refrigeration cycle device for...
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JP7147688B2 |
An outdoor heat exchanger is installed in a refrigerant circuit and has a heat exchange core portion providing refrigerant flow paths different in a cooling operation and a heating operation. A flow path switching device switches the flo...
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JP7147005B2 |
A refrigeration system is provided. The refrigeration system includes: an indoor heat exchange module configured for refrigerant to absorb heat; outdoor heat exchange modules for the refrigerant to dissipate heat. The outdoor heat exchan...
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