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JP2009210248 |
To reduce a loss of energy caused by a pressure rise of oil to achieve energy-saving in a refrigeration device, in the refrigerating device performing a refrigerating cycle by circulating a refrigerant.A refrigeration circuit 11 has an o...
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JP2009204172 |
To provide an air conditioner capable of keeping an adequate oil level and improving reliability of compressors with a simple overflow circuit structure without using a number of solenoid valves and temperature sensors.Openings of oil le...
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JP2009204167 |
To provide a heat exchanger capable of reducing the number of components.A liquid receiver 7 of this heat exchanger has a cylindrical body 26 vertically extended and opened at both ends, and a plug 28 for closing the upper end opening of...
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JP2009198060 |
To construct a system by one gas and liquid separator, in an air-conditioning system, providing a plurality of air-conditioning modes by switching a circulating passage of a refrigerant.This air-conditioning system 1A has: a compressor 2...
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JP2009192152 |
To provide a strainer for a gas heat pump type air conditioner, effectively capturing foreign mater generated in renewal work for a gas heat pump and preventing increase in pressure loss.The strainer 1 includes a shell 2, a filter 3 and ...
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JP2009192180 |
To capture foreign matters remaining in communication pipes (15, 16) while considering performance of an air conditioner (10), in the air conditioner (10) provided with an outdoor circuit (13) and an indoor circuit (14) connected by the ...
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JP2009186054 |
To provide a refrigerating cycle device improved in performance and reliability, which positively supplying refrigerating machine oil to each of a first compressor and a second compressor.The refrigerating cycle device using an expansion...
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JP2009186034 |
To inexpensively provide an economizer used in a multistage compression refrigeration system.This economizer 24 is disposed in the multistage compression refrigeration system comprising a refrigerant circuit constituted by successively c...
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JP2009186064 |
To surely convey refrigerant oil in a casing of a low pressure atmosphere to a sliding part of an expansion mechanism.In an expander (30), the pressure inside an expander casing (34) is set to be the same as a refrigerant reduced in pres...
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JP2009180429 |
To prevent a refrigerant sucked to a compression element at a latter stage side from becoming moist even in an operating condition where a large amount of liquid refrigerant is accumulated in a gas-liquid separator, in a refrigerating de...
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JP2009180469 |
To provide an accumulator for a supercritical refrigerating cycle capable of suppressing deterioration of performance of an internal heat exchanger and durability of a compressor, and degradation of efficiency, by preventing a liquid ref...
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JP2009180427 |
To improve operation efficiency by an intermediate-pressure injection by minimizing reduction of a flow rate of a refrigerant returned to a latter stage-side compressing element from a gas-liquid separator, in a refrigerating device perf...
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JP2009180449 |
To provide an aluminum accumulator welding structure and welding method capable of reducing welding defects and providing smooth flowing of an in-pipe coolant.The accumulator is composed of an aluminum-made heat exchanger pipe 4, an alum...
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JP2009174836 |
To provide a smaller gas-liquid separation device utilizing surface tension effects for further high performance.The gas-liquid separation device is provided for separating a gas-liquid two-phase flow into a gas phase and a liquid phase....
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JP2009174476 |
To reduce mechanical loss in an expansion device and enhance reliability by preventing axial compression force caused by supply of high-pressure refrigerating machine oil to a sliding part of the output shaft from acting on the output sh...
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JP2009174738 |
To allow a fluid in a supercooled state to flow out from a gas-liquid separator.This gas-liquid separator comprises a container 10 for separating the fluid in a gas-liquid two phase state into liquid-phase fluid and gas-phase fluid, a ga...
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JP2009166510 |
To reduce leakage positions of high-pressure refrigerant which may leak from a connection part of a high-pressure pipe to the outside in a refrigeration cycle of a motor vehicle air conditioner.All of high-pressure pipe joints H1-H5 usin...
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JP2009168289 |
To surely supply a lubricant to an expanding mechanism of an expander in starting an operation, in a refrigerating device comprising a compressor and the expander independently formed.Oil supply passages 41, 45, 43 are formed to supply t...
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JP2009168415 |
To provide an aluminum accumulator welding structure and welding method reducing a welding failure to attain the smooth flow of a refrigerant in a tube.The accumulator is composed of heat exchanger piping 4 made of aluminum; an accumulat...
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JP2009162455 |
To provide a liquid tank having a fluorescence agent therein, simplifying a structure of a tank interior by carrying out related arrangement of the fluorescence agent to a header and minimizing the number of built-in parts of a tank, and...
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JP2009162468 |
To provide a receiver drier integrated type condenser reduced in the number of joints by O-ring seals.The receiver drier integrated type condenser is composed by integrally welding a condenser 1, a bottomed tube shaped body 8 of a receiv...
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JP2009162444 |
To provide a vapor compression type cycle appropriately carrying out both of defrosting operation and normal operation, and preventing undesired flow of a coolant during the normal operation.The vapor compression type cycle equipped with...
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JP2009156526 |
To provide a filter storage structure for a refrigerating cycle device capable of properly storing a refrigerant filter 60 in a tube connector 10.In this filter storage structure, the tube connector 10 is provided with a refrigerant inle...
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JP2009150368 |
To provide an oil equalizing mechanism capable of equalizing oil in a plurality of compressors, capable of dealing with special compressors capable of conducting an unloading operation and capable of equalizing oil even in the case that ...
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JP2009150600 |
To provide an efficient hermetic compressor by reducing the flow loss in an inside of an outlet pipe in view of the fact that, in a conventional accumulator for the hermetic compressor, the flow loss in the accumulator outlet pipe is lar...
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JP2009139037 |
To provide a refrigerant circuit capable of holding a surplus refrigerant amount in a refrigerant circuit of a supercritical cycle using carbon dioxide as a refrigerant.The refrigerant circuit 10 of the supercritical cycle using carbon d...
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JP2009139050 |
To provide an oil separator substantially improving a separating capacity of lubricating oil by lowering a flow velocity of coolant gas discharged from a compressor and flowing into the oil separator.The oil separator is equipped with a ...
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JP2009138952 |
To combine storage of sufficiently-cooled brine in a cold accumulator and improvement of cooling efficiency in a brine-type cooling device comprising the cold accumulator.A heat exchange region of a refrigerant-brine heat exchanger 27 is...
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JP2009139004 |
To provide an accumulator, exhibiting a foreign matter removing function for a long time by delaying clogging of a filter.This accumulator 6 includes: a tank body 60 provided in a refrigerating cycle 10 using a refrigerant mainly compose...
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JP2009139014 |
To provide an air conditioner and an operation control method for it, performing efficient operation according to the temperature condition of air, the number of indoor units to be operated and thermal load to achieve energy saving.A ref...
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JP2009133567 |
To provide a gas-liquid separator of a simple structure and an air conditioning device capable of surely returning oil in a refrigerant to a compressor without installing an oil bleed.This gas-liquid separator has a refrigerant storing p...
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JP2009133566 |
To provide a gas-liquid separator capable of surely separating a gas refrigerant not having latent heat from a refrigerant, and effectively utilizing the latent heat in the refrigerant without wasting it.In this gas-liquid separator 20A ...
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JP2009133585 |
To prevent the run-out of oil in a compressing mechanism in a refrigerating device performing a multistage refrigerating cycle by using a refrigerant activated in a supercritical region.An air conditioner 1 uses a carbon dioxide as the r...
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JP2009127915 |
To provide a condenser including two deaeration chambers separated from each other by cooling water, preventing both deaeration chambers from communicating with each other even if the pressure difference between the deaeration chambers i...
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JP2009127883 |
To secure sealing performance while suppressing an increase of the weight of a liquid receiver and securing brazing performance with a condenser.This liquid receiver integrally brazed to the condenser 12 of a refrigerating cycle to separ...
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JP2009127914 |
To lengthen the life of a compressor by providing a cooling device with an evaporator for cooling utilizing heat of evaporation when at least some of droplet-like or mist-like working fluid evaporates.The evaporator 14 includes a filter ...
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JP2009121783 |
To provide a heat exchanger capable of suppressing degradation of short-circuiting prevention effect between a refrigerant inflow port and a refrigerant outflow port of a liquid receiver.A desiccant unit 10 is disposed in the liquid rece...
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JP2009121782 |
To provide a heat exchanger capable of preventing distortion of a desiccant case in mounting a plug of a liquid receiver on a cylindrical body.This heat exchanger 1 includes: a pair of tanks 2, 3; a plurality of heat exchange tubs 4 disp...
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JP2009115016 |
To provide a method for manufacturing a trap vessel for a hermetic compressor reducing use quantity of auxiliary material such as brazing material to be environmental friendly and to reduce manufacturing cost, securing pressure resistanc...
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JP2009106942 |
To provide an adsorbing material which comprises at least one porous functional solid, for example, a zeolite, incorporated in a polymer matrix.The adsorbing material contains the porous functional solid in an amount of 45 to 80 wt.%. Th...
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JP2009109102 |
To provide an oil separator separating oil from CO2 refrigerant in high separation efficiency, and also to provide a refrigerant compressor provided with the separator.The oil separator 30 includes: a chamber 35 formed by a cylindrical i...
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JP2009109157 |
To provide a refrigerant circulation circuit cooling lubricating oil separated by an oil separator, and cooling refrigerant gas of a suction chamber.The refrigerant circulation circuit 10 comprises: a compressor C1; the oil separator 52 ...
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JP2009103356 |
To provide a refrigerating system capable of suppressing the penetration of a refrigerant to a lubricant by a simple constitution.In the refrigerating system, an oil level X of the lubricant stored in a lubricant reduction pathway 26 is ...
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JP2009103363 |
To prevent the incorrect operation of a soluble plug caused by the transient inflow of a high-temperature gas refrigerant into a liquid receiver that is incorporated into a vapor compression type refrigerant circuit and mounted with the ...
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JP2009103385 |
To provide an accumulator for a supercritical refrigerating cycle capable of sufficiently securing a liquid refrigerant storing space in a lower layer of a body interior, and capable of reducing the number of parts composing a drying mat...
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JP2009097732 |
To control the returning amount of refrigerating machine oil to a proper amount without using an electric means such as a pressure sensor, a solenoid valve and a control circuit.A pressure control valve 30 for controlling an inlet-side p...
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JP2009092060 |
To provide an oil separator capable of sufficiently separating oil even in a CO2 refrigerant and a refrigerating compressor having such an oil separator.This oil separator 11 has a separation part 13 having an inflow pipe 25 opening on a...
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JP2009092327 |
To provide a gas-liquid separator with improved gas-liquid separation efficiency while reducing disturbance of a liquid surface in a container, and reducing droplets scattering from liquid.The gas-liquid separator 20 is for separating re...
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JP2009092315 |
To provide a dryer fixing device capable of performing ground connection of a compressor by positively contacting a dryer.The dryer fixing device 21 for fixing the cylindrical dryer 10 connected to a refrigerating cycle of the refrigerat...
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JP2009085577 |
To provide a refrigeration cycle device capable of reducing renewal work in a short period of time and also improving reliability by efficiently recovering impurities remaining in a reused connecting pipe.This refrigeration cycle device ...
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