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JP2023133835A |
To provide an underground heat exchange device capable of being constructed inexpensively and exhibiting a high heat exchange capacity.An underground heat exchange device has an underground heat exchanger 110 that exchanges heat between ...
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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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JP7343946B1 |
[Problem] To provide a heat exchange system with increased value. A heat exchange system 1A uses a ground source heat pump 2 and an air source heat pump 3 together as heat pumps. This heat exchange system 1A consists of a borehole 6 fill...
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JP2023119764A |
To provide a vacuum type water warmer capable of improving a performance coefficient even in an operational state where a temperature of heat medium water is high, the vacuum type water warmer which heats the heat medium water by a conde...
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JP7328478B2 |
To solve a problem with a circulation type solar heat power generation device whose power generation efficiency is poor since it is not possible to control an ambient temperature of an evaporator within a setting range (0°C-10°C) of th...
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JP7327630B2 |
A heat pump device (100) comprising: a housing (102) having a second panel (41) that serves as an outer wall; a compressor (12) for compressing a refrigerant; a liquid-refrigerant heat exchanger (2) for exchanging heat between the refrig...
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JP7325110B2 |
To obtain stable heat quantity.A geothermal unit includes: a heat source-side piping system 10 forming a circulation flow channel of a heat medium liquid between an underground side and a ground side; a utilization-side piping system 30 ...
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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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JP7320308B2 |
To efficiently assist in exchanging heat of a heat source side air heat exchanger in a heat source device.A heat exchange assist device comprises an air blower 10, a radiator 20 that passes air received from the air blower 10 and exchang...
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JP7319890B2 |
To provide a heat pump-type hot water heating system free from elongation of a defrost time and degradation of comfort in a defrosting operation.In a heat pump-type hot water heating system 1 in which a defrost operation is performed aft...
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JP7317179B1 |
A recycling system and method that contributes at least in part to saving energy consumed. A reuse system according to one embodiment comprises an outdoor unit connected to a refrigerator or a freezer, a first heat exchanger that transfe...
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JP7310964B1 |
A heat pump device capable of appropriately performing a pressure protection operation while minimizing a decrease in comfort is provided. A heat pump device includes a compressor, a refrigerant circuit in which a refrigerant circulates,...
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JP7295779B2 |
To provide a heat pump-type hot water heating system capable of properly heating air while performing defrosting in a normal cycle defrosting.In a heat pump-type hot water heating system 1 in which a heating operation is performed so tha...
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JP7292048B2 |
To provide a hot water supply device capable of suppressing costs necessary for a user to use the hot water supply device.A hot water supply device includes a heat pump unit for heating hot water/water flowing into a condenser by heat of...
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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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JP7283172B2 |
To provide a heat pump cycle device suppressing deterioration of a COP value.When a heat pump cycle device 100 is performing a heating operation, an opening of an expansion valve 4 is adjusted in order to set an actual refrigerant superc...
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JP7278545B2 |
To provide an underground heat utilization system, a control device, a control method, and a program that can restrain fluctuations in a flow rate of water supplied to a heat exchanger.An underground heat utilization system 10 comprises:...
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JP7275156B2 |
The invention relates to a device for controlling the temperature of an external fluid, wherein the device comprises a compressor for compressing an internal fluid, a first heat exchanger in a temperature control circuit for transferring...
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JP2023059368A |
To provide a cold heat system that can generate cold water and warm water in a carbon neutral state in a meat processing plant.A cold heat system 1 includes: heat pumps 10, 20 capable of extracting cold heat and hot heat; warm water rout...
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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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JP2023515811A |
[wrap up] The present disclosure provides a first heat exchanger including a first pipe through which a first refrigerant flows, a second pipe disposed on the other side of the first pipe through which a second refrigerant flows, and a f...
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JP7250300B2 |
To prevent precipitation or attachment of scale on the inner surface side of piping or an evaporator of a power generation device, in binary power generation that generates power by using geothermal water.Heat source water such as geothe...
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JP7246110B2 |
According to an exemplary embodiment of the present invention, since the pressure space of the cylinder is bisected into a vacuum state and a pneumatic state to alternately form a pressure difference, it is possible to generate the kinet...
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JP7243300B2 |
To provide a heat pump system in which breakage of a compressor can be prevented, the heat pump system being configured to comprise a liquid gas heat exchanger in a heat pump circuit.A heat pump system 1 comprises: a liquid gas heat exch...
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JP2023011474A |
To provide a method for controlling a heat exchanging device that is improved in efficiency more than before without exhaustion of heat sources in a method for controlling a heat exchanging device.A method for controlling a heat exchangi...
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JP7209965B2 |
To provide a gas vaporization system using a heat pump system.A gas vaporization system 1 comprises an underground heat exchanger 11, a water-air heat exchange unit 12, a heat pump device 13, a first flow passage 21, a second flow passag...
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JP2023008047A |
To provide a heat pump system that may perform simultaneous operation of an air heat pump device and a geothermal heat pump device so as to not only distribute work load, but also realize defrosting operation of the air heat pump device ...
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JP2023006867A |
To realize a stable operational motion in switching a high-output operation and a normal output operation.A rotational frequency holding portion 410Dc of a heat pump unit 3 changes a value of a target fan rotational frequency of an outdo...
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JP7203072B2 |
To provide a heat collection system which can prevent freezing by using underground water as a heat source for a heat pump, and which has a high energy-saving property by suppressing power consumption involved in freezing prevention.A he...
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JP7185111B2 |
To provide a dryer capable of keeping energy consumption low by effectively utilizing heat energy.A dryer 1 comprises drying ovens 100 to 102, a first introduction path 103, a heater 104, a second introduction path 105, mixing/introducti...
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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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JP2022177977A |
To provide a heat medium circulation type heating heat pump device that can more reliably detect dropout of a temperature sensor for detecting the discharge temperature of a compressor by using an existing temperature sensor in the heat ...
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JP7181127B2 |
To provide a heat pump system capable of effectively utilizing power.A heat pump system 10A comprises: a fuel cell 12 generating power; an electric type heat pump 14 driven by power generated by the fuel cell 12 and system power; and a p...
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JP7176310B2 |
To provide a heat pump type steam generating device that can determine a fluid flow rate without using a flowmeter.A heat pump type steam generating device 10a comprises: a heat pump part 16 comprising a compressor 30, a condenser 32, a ...
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JP7173316B2 |
The present invention provides a heat pump device wherein a switch is made in a suitable manner from operation control in a transient state to operation control in a steady state. The heat pump device 1 according to the present inventi...
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JP7152717B2 |
To provide a hot water supply device and an air-conditioning hot water supply facility, capable of suppressing heat quantity lost from hot water in a hot water storage tank due to heat radiation.A hot water supply device 10 has a hot wat...
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JP2022540486A |
The cooling device comprises a vaporizer (100) for vaporizing a working fluid (110), the working fluid (110) being held in a vaporizer bottom (120), and a vaporized working fluid. A compressor (200) for compressing a liquid (130), the co...
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JP2022135376A |
To provide a warming system that enables control so as to prevent discharge pressure of a compressor from exceeding an upper limit value and enables improvement of reliability by suppressing failure or lowering of a service life of the c...
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JP7136965B1 |
A calculation device, a calculation method, a program, a control device, a control method, and a control program capable of operating in a heat storage mode suitable for environmental conditions are provided. A computing device performs ...
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JP7124263B2 |
To more improve heat collecting and radiating effect in a heat collecting and radiating tube of a direct expansion type geothermal heat pump causing refrigerant phase change.A heat collecting and radiating tube of the present invention i...
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JP2022121873A |
To provide a heat pump system in which a transient heat pump and a circulation heat pump are combined.A heat pump system comprises a first heat pump that increases a temperature of liquid to be heated and supplies it to a supply destinat...
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JP7099201B2 |
To provide a heat pump device that can shorten a start-up time even if it is a heat pump device for a two-stage compression two-stage expansion cycle.A heat pump device comprises a bypass pipe L3 capable of introducing a refrigerant to a...
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JP7097755B2 |
To provide a hot water supply heating device efficiently boiling up water even if a capacity of a hot water storage tank is small.The hot water supply heating device comprises: a heat pump unit in which a refrigerant circuit is formed by...
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JP7094134B2 |
To provide a water heater capable of securely discharging a leaked refrigerant to the outside.A water heater having a heat pump unit that includes a compressor, a water heat exchanger, an expansion valve and an outdoor heat exchanger and...
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JP7092997B2 |
A decrease in the heating capacity for a fluid to be heated in a radiator is prevented by thermal conduction via a joint portion between an economizer and the radiator in an integral heat exchanger.A heat pump system (1) includes a refri...
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JP2022094394A |
To provide a heat pump type water heater capable of preventing water intruding into an electric component case and liquid droplets generated due to dew formation from dropping down to a circuit board and causing damage.In a heat pump uni...
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JP7086346B2 |
To provide a sound insulation structure of a compressor capable of realizing a good noise reduction effect while reducing manufacturing costs by reducing the number of components of a soundproof material.A sound insulation structure A of...
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JP7086347B2 |
To provide a sound insulation structure of a compressor capable of realizing excellent anti-vibration performance and noise reduction performance by properly restraining an accumulator from being significantly vibrated together with vibr...
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JP7082769B2 |
To provide a ground water utilization system that can supply plenty of ground water when needed, and reduces power consumption when a supply rate of the ground water is sufficiently reduced.A ground water utilization system comprises a h...
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JP7081761B2 |
To efficiently operate an underground heat exchanger while securing heat collecting and radiating amount in an underground heat pump.A piping system 13 includes: a first pipe 21; a plurality of second pipes 22 which supply a heat medium ...
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