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JP6111663B2 |
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JP6111664B2 |
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JPWO2015104815A1 |
As a control mode during simultaneous operation that performs both heating operation and heating operation, the hot water supply side throttle device 312 is controlled based on the required capacity of the hot water supply unit 310, and ...
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JP6098951B2 |
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JP6095677B2 |
Provided is a heat pump device (40) configured to collect heat both from outside air and another heat source. A controller (30) calculates heat exchange amounts with use of heat exchange performance of each of an air heat-source heat exc...
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JP6095728B2 |
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JP6092731B2 |
To prevent occurrence of failure such as gas leakage.A refrigeration circuit is configured so that a branch pipe A is placed between a four-way valve 10 and a water-refrigerant heat exchanger 15, a branch pipe B is placed between the wat...
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JP6084737B1 |
[Subject] An air harmony system compatible [energy-saving nature and the amenity] is obtained. [Means for Solution] It has air conditioner 1 which adjusts charge air temperature with water for heat exchange, heat source device 22 which a...
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JP2017036882A |
To provide a heat pump system capable of securely preventing freezing and breakage of a water heat exchanger during a reverse cycle type defrosting operation and of preventing heat loss from being generated on a water circuit side.A heat...
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JP6080939B2 |
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JP6075058B2 |
This refrigeration cycle apparatus is provided with an accumulator (24) that accumulates one refrigerant, which branches off at a downstream branch section (13d) and flows out from an indoor evaporator (20) that evaporates the refrigeran...
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JP6075451B2 |
The present invention has an object to improve a COP of a heat pump device including a compressor having a first discharge passage and a second discharge passage, a mass flow rate of refrigerator oil discharged together with refrigerant ...
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JP6070418B2 |
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JP6072813B2 |
Provided is a heat pump device (40) configured to collect heat both from outdoor air and another heat source. When the capacity is insufficient in a single operation, a controller (30) determines whether to switch the single operation to...
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JP6057789B2 |
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JP6058032B2 |
A heat pump system adjusts a degree of subcooling of an indoor-side heat exchanger in a heating priority mode, and adjusts any one of a degree of subcooling of a hot-water supply-side heat exchanger (water-side heat exchanger) and a disc...
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JP6047722B2 |
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JP6042026B2 |
The invention concerns a refrigeration cycle apparatus comprising a refrigerant circuit configured to circulate refrigerant, the refrigerant circuit being provided with a first radiator configured to condense the refrigerant to transfer ...
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JP2016205667A |
To provide an air conditioner capable of achieving early rising of indoor heating and improvement of efficiency in indoor heating by a radiation type heat exchanger.An air conditioner includes a refrigeration cycle 10 which is constitute...
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JP6038357B2 |
A controller 27 is configured to decide whether liquid refrigerant is unevenly distributed among a plurality of outdoor units 10. When the controller 27 decides that the liquid refrigerant is unevenly distributed among the plurality of o...
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JP2016200362A |
To provide a refrigeration device suitable for a power-saving cooling operation.An air conditioning system 1 includes: a first outdoor unit 10 including a compressor 11; a second outdoor unit 20 including a second outdoor heat exchanger ...
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JP2016200361A |
To provide a refrigeration device suitable for a power-saving cooling operation.An air conditioning system 1 includes: a compressor 11 and a second outdoor heat exchanger 21 installed outdoors; an indoor heat exchanger 31 and an indoor e...
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JP2016200363A |
To provide a refrigeration device having excellent power-saving performance and suitable for a power-saving cooling operation.An air conditioning system 1 includes: a compressor 11; a first outdoor heat exchanger 13; an indoor heat excha...
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JP6034418B2 |
An air conditioner includes an outdoor heat exchanger (10) that is divided into a plurality of unit paths (20,30), at least two of the plurality of unit paths are connected in series or parallel to one another according to cooling/heatin...
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JP6023006B2 |
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JP6020548B2 |
In order to prevent generation of flash-gas and reduce power consumption, during utilization refrigeration operation, a heat-storage unit (50) includes a heat storage-side supercooling heat exchanger (29) capable of cooling refrigerant t...
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JP2016183783A |
To provide a technique that can improve the comfort of a user with an air conditioning device for cooling and heating air in a bathroom.In an air conditioning device disclosed in this specification, air inside a cabinet is cooled and hea...
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JP6011009B2 |
An upper heat exchange region (51) is divided into a plurality of main heat exchange parts (51a-51c), and a lower heat exchange region (52) is divided into a plurality of auxiliary heat exchange parts (52a-52c). A first header collecting...
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JP5999274B2 |
The present invention has an object to provide a refrigeration cycle device capable of reliably inhibiting an increase in high pressure side refrigerant pressure and liquid compression by a compressor even when a temperature of a heat me...
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JP5999273B2 |
The present invention has an object to provide a refrigeration cycle device capable of inhibiting a heat medium from heating refrigerant in a condenser when a temperature of the heat medium before heating is high. The refrigeration cycle...
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JP5994763B2 |
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JP5991965B2 |
A heating/air-conditioning installation (IC) comprises a compressor (CP) capable of heating and pressurizing a refrigerant, an internal condenser (CDI) capable, in heating mode, of contributing towards the heating of an air known as inte...
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JP5987479B2 |
To provide a heat pump type air conditioner which can enhance reliability of a refrigerant temperature for use in computation of a degree of supercooling, and can enhance computation precision of the degree of supercooling.In a heat pump...
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JP5989328B2 |
A heat exchanging system exchanging heat between refrigerant and a battery includes: a compressor circulating refrigerant; a heat exchanger exchanging heat between the refrigerant and outside air; an expansion valve decompressing the ref...
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JP5985418B2 |
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JP5983401B2 |
This air conditioner (1) performs a cooling operation and a heating operation in parallel with each other with an outdoor unit (2) and indoor units (3) connected together through two communication pipes (11, 12). The air conditioner (1) ...
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JP5974960B2 |
To provide a battery temperature adjustment device capable of warming up a battery while suppressing variation in temperature in the entire battery.A first heat exchange unit 261 of an internal heat exchanger 26 radiates heat of a high-t...
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JP5967022B2 |
In a dehumidification-air heating mode, a refrigerant circuit is configured such that a refrigerant outlet side of an exterior heat exchanger communicates with a heating side refrigerant suction port of a heating side ejector as a refrig...
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JP5967581B2 |
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JP5963941B2 |
An air-conditioning apparatus 100 in accordance with the present invention includes a compressor 1, an outdoor side heat exchanger 4, a subcooling heat exchanger 9, an expansion device, an indoor side heat exchanger 51, and an accumulato...
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JP2016136082A |
To reduce an encapsulation amount of a refrigerant for a refrigeration cycle while controlling intrusion heat into a cooling chamber from a condensation prevention pipe to the same level as before.A cooling system includes the refrigerat...
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JP5956743B2 |
In order to provide an air conditioner with good efficiency and improved reliability during both natural circulation operation and forced circulation operation, this air conditioner is capable of switching between a refrigeration cycle o...
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JP5950010B1 |
[Subject] A heat pump steamy generating device which suppresses generating of fault in a compressor and whose stable starting is attained is provided. [Means for Solution] Heat pump part 18 which heat pump steamy generating device 12 con...
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JP5949648B2 |
A refrigeration cycle device includes an interior condenser that exchanges heat between a high-pressure refrigerant and ventilation air to heat the ventilation air, an exterior heat exchanger that exchanges heat between outside air and t...
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JP5949831B2 |
A first heat-source-side flow rate adjusting valve (26), an opening degree of which is adjustable, is connected to a liquid side of an upper-side first heat-source-side heat exchanger (24), and a second heat-source-side flow rate adjusti...
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JP5934181B2 |
A vehicle air conditioning apparatus is provided that can prevent temperature variations of the air after the heat exchange in a radiator to reliably control the temperature of the air supplied to the vehicle interior. During the heating...
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JP2016105028A |
To provide an air conditioner which recovers heat energy by utilizing exhaust heat generated in an outdoor unit heat exchanger when operated.An air conditioner 1 comprises: a refrigerant circuit 10 through which refrigerant circulates; a...
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JP5929450B2 |
A refrigeration cycle device includes a first refrigerant passage in which a compressor, a first solenoid valve, a four-way valve, an outdoor heat exchanger, a pressure reducing device, an indoor heat exchanger, and an accumulator are se...
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JP5927415B2 |
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JP5921777B1 |
A refrigeration cycle having a compressor 1, a multi-pass type condenser 2 having a condenser main body 21 having a plurality of refrigerant paths, an expansion valve 3, and an evaporator 4 to circulate the refrigerant, and a compressor....
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