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JPWO2014083900A1 |
INDUSTRIAL APPLICABILITY According to the present invention, the thermal energy of the high-temperature refrigerating machine oil discharged from the first discharge passage of the compressor can be effectively used, the rotational resis...
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JP6040666B2 |
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JP6037637B2 |
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JP6021379B2 |
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JP5993673B2 |
To provide a double bundle type freezing machine capable of: effectively utilizing a sub-cooler regardless of an operation mode of the double bundle type freezing machine; and improving energy saving performance.A double bundle type free...
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JP5988904B2 |
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JP5963970B2 |
Provided is a refrigeration device that makes it possible to effectively eliminate problems caused by dryicing of carbon dioxide. This refrigeration device (R) is provided with a refrigerant circuit in which a refrigerant discharged from...
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JP5946332B2 |
To supply a predetermined amount of an absorption liquid in a good condition to each of a plurality of refrigerant absorbing sections with a simple and inexpensive configuration.An absorber 5 is constituted by including, in a horizontal ...
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JP5941297B2 |
This refrigeration machine (100) is provided with a first intermediate cooler (40) and a second intermediate cooler (50) which is disposed downstream of the first intermediate cooler (40). The first intermediate cooler (40) is an indirec...
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JP5938821B2 |
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JP2016102601A |
To shorten a time ranging from an energization of a device to a completion of defrosting and prevent a large amount of liquid refrigerant from flowing into a compressor.There is provided an inner heat exchanger 15 for heat-exchanging bet...
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JP2016095132A |
To provide a method for manufacturing a double pipe which makes it easy to insert an inner pipe into an outer pipe and makes it possible to easily and surely fix the outer pipe and the inner piper.A method for manufacturing a double pipe...
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JP2016065659A |
To provide a heat pump device capable of assuring a desired reliability and performance.A heat pump device in accordance with the preferred embodiment includes a compressor, a condenser, an overcooling heat exchanger, an expansion valve,...
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JP5913913B2 |
An interior condenser (1, 32) which is accommodated in an HVAC unit of a vehicle air-condoning heat pump system, the interior condenser including: a heat exchange core (6) that is composed of stacked tubes (2) and fins (4); a refrigerant...
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JP2016042001A |
To improve cooling performance and refrigeration cycle efficiency by optimally adjusting a temperature and a degree of superheat of a refrigerant flowing into a compressor, and to reduce fuel consumption of a vehicle.A pressure and a tem...
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JP5873768B2 |
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JP5845590B2 |
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JP2016003828A |
To improve controllability during load fluctuation in a refrigeration cycle device including a heat medium cooler cooling a heat medium by refrigerant and a heat medium-air heat exchanger implementing heat exchange between the heat mediu...
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JP2015206579A |
To provide a refrigerator in which the refrigerator and a binary power generation are activated in a complex manner under an effective utilization of new natural energy.A consumption power is substantially reduced under taking-out and ut...
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JP5812997B2 |
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JP2015525867A |
The present invention relates to equipment for cooling an isothermal enclosure (3) and a method for maintaining that temperature, which enclosure:-a compressor (7) and an evaporator (13) driven by a thermal motor (8). Equipped with cooli...
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JP2015143614A |
To provide a refrigerant amount detector capable of accurately detecting a refrigerant amount, even in the case of an air conditioner comprising long piping and a sub-cooler for being used, for example, when there is a large height diffe...
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JP2015140980A |
To provide a freezer unit such that the constitution is simple and the circulation composition of a non-azeotropic refrigerant mixture can be accurately known.Based upon a sealed composition α of a non-azeotropic refrigerant mixture, a ...
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JP5713312B2 |
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JP2015081765A |
To provide a heat pump, particularly the heat pump mounted with a plurality of heat exchange sections.A heat pump comprises: a compressor; a cooling-heating switch valve; an indoor heat exchanger; a first expansion valve; and an outdoor ...
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JP2015048983A |
To provide equipment or a steam compression type refrigeration cycle that has higher capacity and saves energy by increasing refrigeration capacity by sending a refrigerant having lower temperature and lower pressure to an expansion proc...
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JP2014225348A |
To provide a heat medium heating device eliminating such problems as sealability of a tank part and assemblability of a PTC heater, and securing degrees of freedom as to the take-out position and the direction of the inlet/outlet pipes f...
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JP5608467B2 |
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JP5602519B2 |
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JP2014181870A |
To provide a refrigeration cycle device having an internal heat exchanger with superior heat exchanging performance by making a high pressure-side pipe and a high pressure-side refrigerant of the internal heat exchanger larger in heat tr...
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JP5593618B2 |
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JP5582808B2 |
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JP5581300B2 |
A system and method for controlling the temperature of a process tool uses the vaporizable characteristic of a refrigerant that is provided in direct heat exchange relation with the process tool. Pressurized refrigerant is provided as bo...
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JP5571429B2 |
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JP2014139484A |
To obtain a heat exchanger having an improved heat exchange performance and a refrigeration cycle device including the same.An intermediate header 31 is provided in a portion halfway along a longitudinal direction of a first flat tube 1,...
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JP5555220B2 |
The invention relates to a heat-exchanger for an air-conditioning circuit that includes a first pipe (110) defining a path for a flow of fluid, the first pipe being spirally wound about a so-called exchanger axis (A). According to the in...
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JP5540816B2 |
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JPWO2012101672A1 |
An air conditioner capable of thinning a low-pressure gas pipe is obtained even when a refrigerant having a low refrigerant density at low pressure is used. The compressor 1, the heat source side heat exchanger 3, the throttle device 20,...
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JP2014115074A |
To provide an internal heat exchanger that exhibits a high heat transfer capacity while having a compact structural design.An internal heat exchanger 1 for an air conditioning system 2 comprises an outer tube 3 and a line structure 4 arr...
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JP2014092308A |
To provide a refrigeration cycle capable of efficiently evacuating the inside in charging a refrigerant, and preventing increase of the number of components and work man-hour.An intermediate heat exchanger 8 of a refrigeration cycle has ...
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JP5473922B2 |
A system for improving the thermal efficiency of a thermal control loop in which refrigerant after compression and condensation is applied to an evaporator employs a subsidiary counter-current heat exchange intercepting refrigerant flow ...
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JP2014055748A |
To provide an internal heat exchanger having a structure requiring no brazing between both ends of an outer tube and an inner tube.On both ends of an outer tube 12, the diameter of an inner peripheral surface 12a of the outer tube 12 is ...
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JP5452138B2 |
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JP5448580B2 |
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JPWO2012053184A1 |
In the air conditioning system, a compressor, a capacitor that functions as a condenser during cooling, and an indoor unit that functions as an evaporator during cooling are provided in order in the refrigerant circulation path, and the ...
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JP5421509B2 |
Heating/defrost construction of very low temperature refrigeration system (100) having a defrost supply circuit (176, 178, 180) and a defrost return bypass circuit (186, 188, 190) optimizing the heating/defrost cycle, preventing overload...
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JP5421716B2 |
To provide a refrigerating cycle device capable of effectively improving COP. The refrigerating cycle device 1A includes a refrigerant circuit 2 provided with a supercooling heat exchanger 23, a bypass passage 3 bypassing the supercoolin...
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JP5421717B2 |
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JP2014029257A |
To provide a refrigerant circuit device capable of ensuring improved refrigeration efficiency irrespective of discharge pressure in a refrigerant circuit including two-stage compression and two-stage expansion refrigeration cycles.A refr...
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JP5403039B2 |
A double-pipe heat exchanger capable of achieving a compact configuration and suppressing a liquid refrigerant contained in a gas-liquid two-phase refrigerant from flowing out from an inner pipe so as to prevent generation of a liquid-ba...
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