WO2015129398A1 - Climatiseur - Google Patents

Climatiseur Download PDF

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Publication number
WO2015129398A1
WO2015129398A1 PCT/JP2015/052914 JP2015052914W WO2015129398A1 WO 2015129398 A1 WO2015129398 A1 WO 2015129398A1 JP 2015052914 W JP2015052914 W JP 2015052914W WO 2015129398 A1 WO2015129398 A1 WO 2015129398A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
air conditioner
heat exchange
drain pan
exchange pipe
Prior art date
Application number
PCT/JP2015/052914
Other languages
English (en)
Japanese (ja)
Inventor
浅地野衣
上野円
Original Assignee
シャープ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Publication of WO2015129398A1 publication Critical patent/WO2015129398A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers

Definitions

  • the present invention relates to an air conditioner that has improved cooling capacity by efficiently recovering the energy of drain water.
  • a method for increasing supercooling is known as one method for improving the cooling capacity of an air conditioner. More specifically, when the supercooling is increased in the Mollier diagram shown in FIG. 14, the cooling capacity of the air conditioner is improved as shown in FIG.
  • the supercooling (SC) is expressed by the following equation.
  • Supercooling (Ts ⁇ Tc)
  • Ts High pressure saturation temperature
  • Tc Pipe temperature before entering the expansion valve Therefore, in the above equation, it is possible to increase the supercooling by keeping Tc as low as possible.
  • Patent Document 1 discloses a structure in which a drain pipe is connected to an outdoor unit, and a high-pressure pipe upstream of the expansion device is cooled with drain water during cooling operation to increase supercooling. .
  • Patent Document 1 the drain water after being discharged from the drain pan to the outside of the indoor unit is only used, and the drain water introduced into the spiral structure for cooling the high-pressure pipe stops in the middle of the spiral structure. Or spilled from the spiral structure, and there was a problem that the heat exchange efficiency of supercooling was lowered.
  • An object is to provide an air conditioner capable of efficient cooling operation.
  • a refrigerant circuit including a compressor, an indoor heat exchanger, an expansion device, and an outdoor heat exchanger, a drain pan that receives drain water generated in the indoor heat exchanger, and an indoor heat exchange And an indoor unit that houses the drain pan, the expansion device is accommodated in the indoor unit, and a part of the pipe connecting the expansion device and the outdoor heat exchanger is used as a heat exchange pipe It was set as the structure which is made to contact drain water and heat-exchanges.
  • a part of the high-pressure piping upstream of the expansion device during cooling operation or dehumidifying operation is used as a heat exchange piping, and before drain water (condensed water) is discharged from the indoor unit, Since the drain water in the accumulation process is brought into contact with the heat exchange pipe for heat exchange, the heat exchange pipe can be cooled stably and efficiently with a simple structure, and air capable of efficient cooling operation.
  • a harmonic machine can be provided.
  • a part of the pipe connecting between the expansion device and the outdoor heat exchanger is brought into contact with the drain water as a heat exchange pipe for heat exchange. It becomes possible to cool, improve the cooling capacity and the dehumidifying capacity, and provide an air conditioner capable of efficient operation.
  • Sectional drawing of the indoor unit which shows 1st Embodiment of the air conditioner of this invention The figure which shows the refrigerant circuit of the air conditioner in 1st Embodiment of this invention.
  • Schematic plan view showing the heat exchange pipe and drain pan in FIG. Schematic sectional view of FIG. Schematic plan view showing a drain pan of a form different from FIG.
  • Schematic sectional view of FIG. Sectional drawing of the indoor unit which shows 2nd Embodiment of this invention
  • Schematic sectional view showing a heat exchange pipe and a drain pan showing a third embodiment of the present invention Schematic sectional view showing a heat exchange pipe of a form different from FIG.
  • Sectional drawing of the indoor unit which shows 4th Embodiment of this invention The figure which shows the refrigerant circuit in 4th Embodiment of this invention.
  • Mollier diagram of a conventional air conditioner The Mollier diagram with increased supercooling in FIG.
  • FIG. 1 is a cross-sectional view of an indoor unit showing an embodiment of an air conditioner according to the present invention
  • FIG. 2 is a diagram showing a refrigerant circuit of the air conditioner according to the present invention
  • FIG. FIG. 4 is a schematic plan view showing a heat exchange pipe and a drain pan in FIG. 4, and
  • FIG. 4 is a schematic sectional view of FIG.
  • the indoor unit 1 includes an indoor heat exchanger 2 and a fan 3, and a cabinet 4 in which these are installed.
  • a suction port 5 is formed on the upper surface of the cabinet 4 that is long in the left-right direction.
  • An air outlet 6 is formed in a curved surface from the lower front surface of the cabinet 4 to the bottom surface.
  • the outdoor unit 7 includes a compressor 8, an outdoor heat exchanger 9, a four-way valve 11, a throttle device 12, and a fan (not shown).
  • the indoor unit 1 and the outdoor unit 7 are connected by piping, and a refrigeration cycle is formed.
  • air conditioning operations such as cooling, heating, and dehumidification are performed.
  • the expansion device 12 an expansion valve or a capillary tube can be used.
  • an air passage 13 from the suction port 5 to the air outlet 6 is formed, and the indoor heat exchanger 2 and the fan 3 are arranged in the air passage 13.
  • a filter is detachably provided in the cabinet 4 so as to face the suction port 5.
  • the indoor heat exchanger 2 surrounds the front side and the rear side of the fan 3 in an inverted V shape when viewed from the side.
  • the indoor heat exchanger 2 is divided into a front heat exchanger 2a and a back heat exchanger 2b.
  • the front heat exchanger 2a is disposed on the front panel 14 side.
  • the back heat exchanger 2b is disposed on the back plate 15 side.
  • the indoor heat exchanger 2 functions as an evaporator
  • the outdoor heat exchanger 9 functions as a condenser.
  • drain water is generated in the evaporator, that is, the indoor heat exchanger 2.
  • Drain pans 16 and 17 for receiving drain water are provided on the front and rear sides of the indoor heat exchanger 2, respectively.
  • a front drain pan 16 is provided below the front heat exchanger 2a
  • a back drain pan 17 is provided below the back heat exchanger 2b.
  • Each drain pan 16 and 17 is formed long in the left-right direction according to the indoor heat exchanger 2.
  • the blower outlet 6 is provided with a horizontal louver 18 that opens and closes the blower outlet 6, and a vertical louver 19 that is swingable.
  • the rear drain pan 17 is higher than the front drain pan 16.
  • a water conduit that connects the back drain pan 17 and the front drain pan 16 is provided, and the drain water flowing into the back drain pan 17 is sent to the front drain pan 16.
  • the water conduit is formed on one side of the drain pans 16, 17 in the left-right direction, and guides drain water from the back drain pan 17 to the front drain pan 16.
  • a drain outlet is formed in the front drain pan 16, a drain pipe is connected to the drain outlet, and the drain water is discharged to the outside of the indoor unit.
  • the expansion device 12 is accommodated in the indoor unit 1. Further, in the indoor unit 1, the expansion device 12 and the outdoor heat exchanger 9 are connected to each other, and a part of a pipe 30 (hereinafter referred to as upstream piping) that is upstream from the expansion device 12 during the cooling operation is heated.
  • the replacement pipe 31 is provided by being drawn into the front drain pan 16.
  • the heat exchange pipe 31 is formed in a U shape and disposed at the bottom of the front drain pan 16.
  • the reason why the heat exchange pipe 31 is formed in a U shape is to increase the heat exchange area, and the shape is not particularly limited.
  • a partition wall 33 is formed in the vicinity of the drain port 21 of the front drain pan 16.
  • the inside of the front drain pan 16 can be divided into a water storage area for storing drain water and a drain area on the drain outlet side for draining the drain water overflowing from the water storage section to the outside.
  • the heat exchange pipe 31 By disposing the heat exchange pipe 31 in the water storage area, the heat exchange pipe 31 can be efficiently cooled by the drain water accumulated in the drain pan 16.
  • the height of the partition wall 33 is preferably formed so as to be higher than the height of the heat exchange pipe 31 disposed in the drain pan 16. Thereby, a heat exchange rate can be raised.
  • the partition wall 33 is preferably formed to be openable and closable. With the above configuration, it is possible to prevent drain water from accumulating in the drain pan 16 for a long period of time and prevent germs and the like from growing, and maintain a sanitary condition.
  • a vertical opening / closing door is provided on a part of the partition wall 33, or the entire partition wall is provided so as to be movable up and down, which is automatically driven by a motor or manually. Can be moved up and down.
  • a recess 34 can be formed at the upper end of the partition wall 33.
  • the front drain pan 16 can be formed so that the area of the bottom surface is narrower than the upper opening of the drain pan.
  • the heat exchange pipe 31 can be immersed with a small amount of drain water, and heat can be efficiently exchanged.
  • the lower part of the side wall of the drain pan is formed in a slope shape, and the drain water can be smoothly collected on the bottom surface.
  • the heat exchange pipe 31 in order to cool the heat exchange pipe 31, the heat exchange pipe 31 is disposed in the drain pan 16, and a partition wall 33 and the like are provided. In addition, it may be assumed that the heat exchange pipe 31 is insufficiently cooled simply by disposing the heat exchange pipe 31 in the drain pan 16.
  • the indoor heat exchanger 2 is comprised from the heat exchanger tube 25 arrange
  • the heat exchange pipe 31 can be sufficiently cooled with excellent heat exchange efficiency.
  • the heat exchanger tube 25 utilized as the heat exchange piping 31 is a lower stage side among the plurality of heat exchanger tubes 25 arranged in the vertical direction.
  • the water droplets condensed at the upper part of the indoor heat exchanger 2 join the water droplets condensed at the lower part of the indoor heat exchanger 2 while flowing down the indoor heat exchanger as drain water, and flow into the drain pan while increasing the amount of water.
  • the amount of drain water increases toward the downstream side of the drain water flow path (downstream side of the indoor heat exchanger) until it flows down the indoor heat exchanger and accumulates in the drain pan. Therefore, cooling is further promoted by contacting the heat exchange pipe 31 in a state where the drain water generated on the upper stage side of the heat exchanger flows down and is increased.
  • FIG. 7 is a cross-sectional view of an indoor unit showing an embodiment of an air conditioner according to the present invention.
  • the heat exchange pipe 31 is not disposed in the drain pan 16, and the lowermost first heat transfer pipe 25a among the plurality of heat transfer pipes 25 used in the front heat exchanger 2a,
  • the second lower heat transfer tube 25b is used as the heat exchange pipe 31, and the other configuration is the same as that of the first embodiment.
  • a U-shaped tube (not shown) is connected to the other ends of the first heat transfer tube 25a and the second heat transfer tube 25b, and a U-shaped heat exchange pipe 31 is incorporated into the front heat exchanger 2a as a whole.
  • the indoor heat exchanger 2 uses a fin-and-tube heat exchanger, and is fixed in a state where the heat transfer tubes 25 pass through plate-like heat radiation fins 26 arranged in parallel at intervals.
  • the heat transfer tubes 25a and 25b can be efficiently exchanged heat with the front heat exchanger 2a by the radiation fins 26, and further, the heat transfer tubes 25a and 25b are more efficient by the drain water generated at the upper part of the heat exchanger 2a. Cools well.
  • the refrigerant cooled through the heat transfer tubes 25a and 25b, which are heat exchange pipes, is introduced into the indoor heat exchanger 2 after passing through the expansion device 12. At this time, the refrigerant passes through the other heat transfer tubes 25 except for the heat transfer tubes 25a and 25b.
  • the heat transfer tube 25 as shown in FIG. 7 as the heat exchange pipe 31, as shown in FIG.
  • the drain pan 16 is also provided with a heat exchange pipe 311 (as will be described later, the heat exchange pipe 311 includes an upstream region 31a and a downstream region 31b), and the heat exchange tubes 311 and 312 are connected in series. It is also possible to adopt a form of one heat exchange pipe.
  • the heat exchange pipe described above is divided into a plurality of regions in the refrigerant flow direction during the cooling operation, and the water flow path is arranged on the drain water flow path from flowing down the indoor heat exchanger and collecting in the drain pan.
  • a feature is that a plurality of regions of the heat exchange pipe are arranged in order from the downstream side in the refrigerant flow direction from the upstream side toward the downstream side.
  • the refrigerant passing through the heat exchange pipe during the cooling operation is warmer in the upstream region.
  • the temperature of the drain water becomes higher due to heat exchange with the heat exchange pipe as it goes from the upstream side to the downstream side.
  • the upstream region of the heat exchange pipe is cooled by the drain water warmed by the heat exchange, and sequentially cooled by the cold drain water as going to the downstream region.
  • the refrigerant can be efficiently cooled.
  • the refrigerant cooled in the heat exchange pipe passes through the expansion device and is introduced into the indoor heat exchanger that functions as an evaporator.
  • the running water path can be formed so as to go back upstream while meandering.
  • the heat exchange pipe 31 is arranged in a U shape in the drain pan 16, and the refrigerant in the cooling operation in the heat exchange pipe 31 with the U-shaped folded portion as a boundary.
  • the upstream region 31 a and the downstream region 31 b in the flow direction are divided, the downstream region 31 b is disposed on the upstream side of the flowing water path W, and the upstream region 31 a is disposed on the downstream side of the flowing water path W.
  • Other configurations are the same as those of the first embodiment.
  • the drain pan 16 is formed to be inclined, and the bottom part of the bottom surface of the drain pan 16
  • the upstream region 31a is disposed at the position where the drain water flowing down from the indoor heat exchanger 2 comes into contact, that is, the downstream region 31b is disposed in the middle of the flowing water path W.
  • the heat exchange pipe 31 can be efficiently cooled with a small amount of drain water.
  • the refrigerant flows in the order of the heat transfer tube 25a, the heat transfer tube 25b, and the expansion device 12. Since the upstream side is warmer on the upstream side, the heat transfer tube 25a arranged on the upstream side is cooled with drain water warmed by heat exchange of the heat transfer tube 25b, and sequentially cooled with cold drain water as it goes downstream. . Thereby, it becomes possible to cool a refrigerant
  • the configuration of the second embodiment can be used as another configuration example of the heat exchange pipe. That is, as shown in FIG. 7, without arranging the heat exchange pipe 31 in the drain pan 16, among the plurality of heat transfer pipes 25 used in the front heat exchanger 2a, the lowermost first heat transfer pipe 25a, The second lowest heat transfer pipe 25 b is connected with a U-shaped pipe, and this is used as the heat exchange pipe 31.
  • the first heat transfer tube 25a is an upstream region
  • the second heat transfer tube 25b is a downstream region.
  • the 2nd heat exchanger tube 25b is distribute
  • the 1st heat exchanger tube 25a is distribute
  • a heat exchange pipe 311 is also provided in the drain pan 16, It is also possible to connect the exchange pipes 311 and 312 in series to form one heat exchange pipe.
  • the upstream region 31 a divided at the U-shaped folded portion as a boundary.
  • the upstream region 31a is disposed at the bottom of the bottom surface of the drain pan 16 that is inclined.
  • region 31b is arrange
  • the refrigerant flows in the order of the upstream region 31a, the downstream region 31b, the heat transfer tube 25a, and the heat transfer tube 25b.
  • the flowing water path W is traced back to the upstream side, and the refrigerant can be efficiently cooled.
  • Japanese Patent Application Laid-Open No. 10-132335 discloses a helical structure for connecting a drain pipe to an outdoor unit and cooling a high-pressure pipe upstream of the expansion device with drain water. ing.
  • Document 1 discloses a helical structure for connecting a drain pipe to an outdoor unit and cooling a high-pressure pipe upstream of the expansion device with drain water. ing.
  • the flow of water since water is transmitted to the spiral structure, the flow of water may stop in the middle of the spiral structure, or water may spill from the structure in the middle.
  • an object of the present embodiment is to provide an air conditioner that can increase supercooling reliably and more stably, and thereby has an excellent cooling capacity.
  • an inclined region inclined from the horizontal direction is formed in a part of the heat exchange pipe connecting the expansion device and the outdoor heat exchanger, and the periphery of the inclined region is formed.
  • FIG. 11 is a cross-sectional view of the indoor unit illustrating the third embodiment
  • FIG. 12 is a diagram illustrating a refrigerant circuit in the present embodiment
  • FIG. 13 is a schematic diagram illustrating a cooling method for the heat exchange pipe of the present embodiment.
  • the expansion device 12 is accommodated in the outdoor unit 7 as shown.
  • the expansion device 12 and the expansion device 12 are connected to the outdoor heat exchanger 9, and the upstream pipe 30 that is upstream of the expansion device 12 during the cooling operation is also accommodated in the outdoor unit 7.
  • a region that is gently inclined from the horizontal direction is formed in a part of the upstream side piping 30, and this region serves as a heat exchange pipe 31 that performs heat exchange with the drain water.
  • the basic configuration other than the above is the same as in the first embodiment.
  • the heat exchange pipe 31 is covered with a container 36, and the drain pipe 20 of the drain pan 16 is connected to the upstream side of the inclined container 36.
  • a discharge port 37 is formed on the downstream side of the container 36, and the drain water after heat exchange is discharged to the outside of the outdoor unit 7.
  • drain water can be smoothly introduced into the container 36, and the supercooling can be increased more reliably and stably.
  • the drain water discharged from the discharge port 37 may be applied to the outdoor heat exchanger 9. By doing in this way, the heat radiation of the outdoor heat exchanger can be further promoted.
  • the lowermost heat transfer tube 25a and the second lowest heat transfer tube 25b are used as the heat transfer tubes of the front heat exchanger 2a used as the heat exchange pipes. It is possible to use a plurality of heat transfer tubes in stages. In this case, the refrigerant flow path may be formed so that the refrigerant flows sequentially from the lower heat transfer tube to the upper heat transfer tube.
  • the U-shaped pipe is used as the heat exchange pipe disposed in the drain pan.
  • the heat exchange pipe is not limited to this, and may be a straight line, a wave shape, an S shape, a W shape, or the like. Is possible.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

La présente invention vise à procurer un climatiseur qui permet une excellente opération de refroidissement par l'utilisation d'eau de drain qui s'est accumulée dans un bac de drain après l'accumulation sur la surface d'un échangeur de chaleur à l'intérieur d'une unité intérieure. A cet effet, l'invention porte sur un climatiseur, qui comporte ce qui suit : un circuit de réfrigérant comprenant un dispositif de pressurisation (8), un échangeur de chaleur intérieur (2), un dispositif d'étranglement (12) et un échangeur de chaleur extérieur (9) ; un bac de drain (16), qui reçoit de l'eau de drain formée sur l'échangeur de chaleur intérieur (2) ; et une unité intérieure (1), qui renferme l'échangeur de chaleur intérieur (2) et le bac de drain (16). Le dispositif d'étranglement (12) est renfermé dans l'unité intérieure (1), et une partie du tuyau reliant le dispositif d'étranglement (12) et l'échangeur de chaleur extérieur (9) est amenée en contact avec l'eau de drain, sous la forme d'un tuyau d'échange de chaleur (31), de façon à effectuer ainsi un échange de chaleur.
PCT/JP2015/052914 2014-02-25 2015-02-03 Climatiseur WO2015129398A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014-034386 2014-02-25
JP2014034386A JP2015158347A (ja) 2014-02-25 2014-02-25 空気調和機

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WO2015129398A1 true WO2015129398A1 (fr) 2015-09-03

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018063101A (ja) * 2016-10-14 2018-04-19 三菱重工サーマルシステムズ株式会社 空冷チラー
JP6971126B2 (ja) * 2017-11-09 2021-11-24 株式会社竹中工務店 外気処理装置

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113668A (en) * 1989-07-07 1992-05-19 Advanced Cooling Technology, Inc. Refrigeration system with evaporative subcooling
JPH08193771A (ja) * 1995-01-17 1996-07-30 Hitachi Ltd 冷凍サイクル
JPH09210406A (ja) * 1996-01-31 1997-08-12 Matsushita Seiko Co Ltd 局所冷房機のドレン水滴下装置
JPH10132335A (ja) * 1996-10-30 1998-05-22 Daikin Ind Ltd 空気調和機用室外機
US5979172A (en) * 1998-07-06 1999-11-09 Teller; Kevin Non-drip high efficiency AC system utilizing condensate water for subcooling
JP2002031436A (ja) * 2000-05-09 2002-01-31 Sanden Corp サブクールタイプコンデンサ
US20050028545A1 (en) * 1998-10-08 2005-02-10 Hebert Thomas H. Building exhaust and air conditioner condensate (and/or other water source) evaporative refrigerant subcool/precool system and method therefor
US20050166614A1 (en) * 2004-02-03 2005-08-04 Dobmeier Thomas J. Refrigerant subcooling by condensate
JP2007147231A (ja) * 2005-11-30 2007-06-14 Mitsubishi Electric Corp 空気調和機
JP2008075998A (ja) * 2006-09-22 2008-04-03 Daikin Ind Ltd 空気調和装置
US20080256975A1 (en) * 2006-08-21 2008-10-23 Carrier Corporation Vapor Compression System With Condensate Intercooling Between Compression Stages
US20100180610A1 (en) * 2009-01-21 2010-07-22 Gm Global Technology Operations, Inc. Refrigerant Subcooling in a Vehicle HVAC System
JP2013160391A (ja) * 2012-02-01 2013-08-19 Mitsubishi Heavy Ind Ltd 空気調和機

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113668A (en) * 1989-07-07 1992-05-19 Advanced Cooling Technology, Inc. Refrigeration system with evaporative subcooling
JPH08193771A (ja) * 1995-01-17 1996-07-30 Hitachi Ltd 冷凍サイクル
JPH09210406A (ja) * 1996-01-31 1997-08-12 Matsushita Seiko Co Ltd 局所冷房機のドレン水滴下装置
JPH10132335A (ja) * 1996-10-30 1998-05-22 Daikin Ind Ltd 空気調和機用室外機
US5979172A (en) * 1998-07-06 1999-11-09 Teller; Kevin Non-drip high efficiency AC system utilizing condensate water for subcooling
US20050028545A1 (en) * 1998-10-08 2005-02-10 Hebert Thomas H. Building exhaust and air conditioner condensate (and/or other water source) evaporative refrigerant subcool/precool system and method therefor
JP2002031436A (ja) * 2000-05-09 2002-01-31 Sanden Corp サブクールタイプコンデンサ
US20050166614A1 (en) * 2004-02-03 2005-08-04 Dobmeier Thomas J. Refrigerant subcooling by condensate
JP2007147231A (ja) * 2005-11-30 2007-06-14 Mitsubishi Electric Corp 空気調和機
US20080256975A1 (en) * 2006-08-21 2008-10-23 Carrier Corporation Vapor Compression System With Condensate Intercooling Between Compression Stages
JP2008075998A (ja) * 2006-09-22 2008-04-03 Daikin Ind Ltd 空気調和装置
US20100180610A1 (en) * 2009-01-21 2010-07-22 Gm Global Technology Operations, Inc. Refrigerant Subcooling in a Vehicle HVAC System
JP2013160391A (ja) * 2012-02-01 2013-08-19 Mitsubishi Heavy Ind Ltd 空気調和機

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