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EP3150928B1 - Unité d'intérieur de climatiseur - Google Patents

Unité d'intérieur de climatiseur Download PDF

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Publication number
EP3150928B1
EP3150928B1 EP16198816.7A EP16198816A EP3150928B1 EP 3150928 B1 EP3150928 B1 EP 3150928B1 EP 16198816 A EP16198816 A EP 16198816A EP 3150928 B1 EP3150928 B1 EP 3150928B1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
indoor
air conditioner
electronic expansion
expansion valve
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP16198816.7A
Other languages
German (de)
English (en)
Other versions
EP3150928A1 (fr
Inventor
Jung Ho Yu
Young Hoon Kim
Jeong Uk Koh
Myoung Seop Lee
In Chul Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP3150928A1 publication Critical patent/EP3150928A1/fr
Application granted granted Critical
Publication of EP3150928B1 publication Critical patent/EP3150928B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • 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
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
    • 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
    • F24F1/0068—Indoor units, e.g. fan coil units characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
    • 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
    • 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
    • F24F13/20—Casings or covers
    • 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
    • F24F13/20—Casings or covers
    • F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein

Definitions

  • Embodiments relate to an indoor unit of a multi-type air conditioner with an electronic expansion valve (EEV).
  • EEV electronic expansion valve
  • a refrigerating cycle system of an air conditioner includes a compressor, a condenser, an expansion device, an evaporator, and pipes connecting them.
  • a refrigerant circulated through the pipes is compressed into a high-pressure state by the compressor, is introduced into the condenser, and is then condensed while emitting heat via the condenser.
  • the condensed refrigerant is introduced into the expansion device, and is then expanded into a low-temperature and low-pressure state by the expansion device.
  • the expanded refrigerant is introduced into the evaporator, and then receives heat from surrounding air while passing through the evaporator, thus being evaporated.
  • a multi-type air conditioner provided with a plurality of indoor units to condition air of the plurality of independent indoor spaces.
  • the multi-type air conditioner requires one or more electronic expansion valves to adjust amounts of a refrigerant supplied to the respective indoor units so as to individually operate the respective indoor units.
  • the electronic expansion valve When the electronic expansion valve is installed in a pipe connecting the indoor unit and an outdoor unit, the installation cost of the electronic expansion valve is increased and provision of a space required for installation of the electronic expansion valve is difficult.
  • Patent document KR-20020047697-A discloses an exemplary indoor unit for an air conditioner according to the preamble of claim 1.
  • an indoor unit of an air conditioner includes a main body, a heat exchanger disposed in the main body, an electronic expansion valve disposed in the main body and located at the outside in the lengthwise direction of the heat exchanger, a control unit controlling electrical components mounted in the main body, a side wall, a motor fixing part, and a water collector, wherein the side wall comprises a side surface part, and the motor fixing part is connected with the side surface part and with the protruding part.
  • FIG. 1 is an exploded perspective view illustrating main constitution of an indoor unit of an air conditioner in accordance with an embodiment.
  • an indoor unit 2 of an air conditioner includes a main body 20 including a rear panel 22 fixed to a wall of a building and a front panel 21 connected with the front portion of the rear panel 22, an indoor heat exchanger 30 disposed in the main body 20 to exchange heat with inhaled air, an air blower device 40 to blow air, and a water collector 90 to collect condensed water formed within the main body 20 and then to discharge the collected water to the outside of the main body 20.
  • the front panel 21 is provided with suction holes 21a formed through most of the front surface and the upper surface thereof to inhale indoor air, and a discharge hole 21b formed through the lower end thereof and extended in the longitudinal direction to discharge conditioned air. Further, a suction grill 23 provided with a plurality of ventilation holes 23a and rotatably connected to the upper portion of the front panel 21 is installed in front of the suction holes 21a of the front panel 21, and a filter 23b to filter out foreign substances from the inhaled air is installed in the suction grill 23.
  • the indoor heat exchanger 30 may be extended in the longitudinal direction so as to exchange heat with air inhaled through the suction holes 21a.
  • the indoor heat exchanger 30 is provided with a plurality of heat exchanger fins made of a thin plate and disposed in parallel, and a refrigerant pipe bent in a U shape so as to pass the heat exchanger fins one or more times.
  • the indoor heat exchanger 30 is disposed adjacent to the suction holes 21a, and exchanges heat with the inhaled air.
  • the indoor heat exchanger 30 includes a front heat exchanger 31 located at the front and a rear heat exchanger 32 located at the rear.
  • the front heat exchanger 31 and the rear heat exchanger 32 are disposed such that they may be detached or separated from each other or attached to each other.
  • the indoor heat exchanger 30 has a vertical width from the upper portion of the rear region to the lower portion of the front region of the inside of the main body 20, and the upper end of the indoor heat exchanger 30 is supported by the upper portion of the inside of the rear panel 22 and the lower end of the indoor heat exchanger 30 is supported by the lower portion of the inside of the front panel 21.
  • the air blower device 40 includes a cross flow air blower fan 41 installed at the rear of the indoor heat exchanger 30 and extended in the widthwise direction and a driving motor 42 mounted on the rear panel 22 to drive the air blower fan 41 and axially connected to the air blower fan 41.
  • the indoor unit 2 of the air conditioner inhales indoor air from the suction grill 23 by rotating the air blower fan 41 driven by the driving motor 42.
  • the inhaled air passes through the indoor heat exchanger 30 and the air blower fan 41, and is supplied to an indoor space through the discharge hole 21b.
  • the indoor air is cooled or heated by exchanging heat with the indoor heat exchanger 30, and the cooled air (or heated air) is supplied to the indoor space through the discharge hole 21b, thereby conditioning air of the indoor space.
  • the water collector 90 collects condensed water formed within the main body 20, particularly formed around the indoor heat exchanger 30, and then discharges the collected water to the outside of the main body 20.
  • the water collector 90 is disposed under the indoor heat exchanger 30.
  • a drain hole 91 is formed through the water collector 90, and a drain hose 92 is connected to the drain hole 91. Therefore, the condensed water collected in the water collector 90 is drained to the outside of the main body 20 through the drain hose 92.
  • the indoor unit 2 of the air conditioner includes an electronic expansion valve 80 to control an amount of the refrigerant.
  • FIG. 2 is a refrigerant circuit diagram of a multi-type air conditioner having the indoor unit of the air conditioner in accordance with the embodiment
  • FIG. 3 is a perspective view illustrating a mounting structure of the electronic expansion valve in the indoor unit of the air conditioner in accordance with the embodiment
  • FIG. 4 is a perspective view illustrating a space in which the electronic expansion valve is mounted in the indoor unit of the air conditioner in accordance with the embodiment
  • FIG. 5 is a perspective view of a control unit of the indoor unit of the air conditioner in accordance with the embodiment
  • FIG. 6 is a view illustrating disposition of the electronic expansion valve in the indoor unit of the air conditioner in accordance with the embodiment.
  • an outdoor unit 3 is connected to a plurality of indoor units 2a, 2b, and 2c. Pipes of the outdoor unit 3 and the plurality of indoor units 2a, 2b, and 2c are connected by service valves 15a and 15b.
  • a liquid pipe 4a and a plurality of branch pipes 5a, 5b, and 5c branched from a gas pipe 4b are connected to the plurality of indoor units 2a, 2b, and 2c, respectively.
  • the plurality of indoor units 2a, 2b, and 2c include the plurality of indoor heat exchangers 30a, 30b, and 30c and a plurality of electronic expansion valves 80a, 80b, and 80c connected by the plurality of branch pipes 5a, 5b, and 5c, respectively.
  • the outdoor unit 3 includes a compressor 11 to compress a refrigerant, a receiver-drier 12 to separate gas and liquid refrigerant and to filter out contaminants, an outdoor heat exchanger 13 to exchange heat between the refrigerant and outdoor air, and a four-way switching valve 14 to switch a flow direction of the refrigerant during cooling and heating. Cooling and heating modes of the air conditioner may be switched by changing a refrigerant circulation direction of a refrigerant circuit using the four-way switching valve 14.
  • the indoor unit 2 of the air conditioner includes the electronic expansion valve 80, a control unit 50, the water collector 90, and a control case 60.
  • the electronic expansion valve 80 adjusts an amount of the refrigerant flowing in the indoor heat exchanger 30.
  • the electronic expansion valve 80 is connected to the indoor heat exchanger 30 in series, and is installed at a refrigerant inlet of the indoor heat exchanger 30.
  • the electronic expansion valve 80 includes a driving part 81 to open and close the electronic expansion valve 80, and a passage part 82 through which the refrigerant flows into and out of the electronic expansion valve 80.
  • the driving part 81 controls an amount of the refrigerant passing through the passage part 82 using a rotor.
  • the electronic expansion valve 80 is disposed in the main body 20.
  • a receipt space 70 is provided to receive the electronic expansion valve 80 in the main body 20.
  • the receipt space 70 is provided at the outside in the lengthwise direction of the indoor heat exchanger 30.
  • the length of the rear heat exchanger 32 may be smaller than the length of the front heat exchanger 31, and the electronic expansion valve 80 may be disposed in a space formed due to such a length difference. Similarly, the length of the rear heat exchanger 32 may be greater than the length of the front heat exchanger 31. However, in these cases, a heat exchange amount may be reduced. Therefore, in order to dispose the electronic expansion valve 80 in the main body 20 while maintaining the heat exchange amount, the receipt space 70 is located at the outside in the lengthwise direction of the front and rear heat exchanger units 31 and 32.
  • the electronic expansion valve 80 vibrates due to flow and expansion of the refrigerant.
  • the electronic expansion valve 80 is not connected directly to the main body 20.
  • the electronic expansion valve 80 is connected to respective heat transfer passages of the indoor heat exchanger 30, thus being fixed to the inside of the main body 20.
  • the electronic expansion valve 80 is disposed such that the driving part 81 faces the front surface of the main body 20. Therefore, maintenance and repair of the electronic expansion valve 80 by separating the front panel 21 from the rear panel 22 is not difficult.
  • the driving part 81 of the electronic expansion valve 80 is located at a height equal to or higher than the passage part 82. If the driving part 81 is located at a height lower than the passage part 82, pressure of the refrigerant applied to the driving part 81 through the passage part 82 may affect durability of valve components mounted in the driving part 81.
  • control unit 50 Electrical components, such as a circuit board, to control operation of the indoor unit 2 of the air conditioner are mounted in the control unit 50.
  • the control unit 50 is disposed at one side end of the inside of the main body 20, and the electronic expansion valve 80 is disposed between the outside in the lengthwise direction of the indoor heat exchanger 30 and the control unit 50. That is, the receipt space 70 is provided between the outside in the lengthwise direction of the indoor heat exchanger 30 and the control unit 50.
  • Condensed water is formed within the main body 20, particularly formed around the indoor heat exchanger 30 and the electronic expansion valve 80, in which the refrigerant flows, due to a temperature difference between the refrigerant and air.
  • introduction of the condensed water into the control unit 50 needs to be prevented.
  • the control case 60 fixes the control unit 50 to the inside of the main body 20 and prevents the condensed water from being introduced into the control unit 50.
  • the control case 60 includes a mount part 61 in which the control unit 50 is mounted, a side wall 62 located between the control unit 50 and the indoor heat exchanger 30, and a motor fixing part 67 to fix the driving motor 42 to the rear panel 22.
  • the motor fixing part 67 is formed in a shape surrounding the front surface portion of the driving motor 42, and thus also prevents the condensed water from being introduced into the driving motor 42 and electrically damaging the driving motor 42.
  • the side wall 62 includes a first side surface part 63, an extension part 64 connected with the first side surface part 63, a second side surface part 65 connected with the extension part 64, and a protruding part 66 formed on the second side surface part 65.
  • the first side surface part 63 is disposed in the vertical direction between the control unit 50 and the electronic expansion valve 80.
  • the control unit 50 and the electronic expansion valve 80 are horizontally divided by the first side surface part 63.
  • one side of the extension part 64 is connected with the first side surface part 63, and the extension part 64 is extended to a designated length in the direction of the indoor heat exchanger 30.
  • the electronic expansion valve 80 may be located above the extension part 64. Therefore, two neighboring surfaces of the receipt space 70 are defined by the first side surface part 63 and the extension part 64.
  • the extension part 64 includes a guide part 64a provided with a front end downwardly inclined from the first side surface part 63 toward the water collector 90, and a water intake part 64b upwardly inclined from the guide part 64a.
  • the water intake part 64b may be configured such that both ends of the water intake part 64b are inclined upwardly, and in this case, the extension part 64 has a V shape.
  • the condensed water formed around the electronic expansion valve 80 is collected along a channel formed by the water intake part 64b and the guide part 64a.
  • the second side surface part 65 is connected with the extension part 64 and is inclined downwardly. Further, the protruding part 66 protruding toward the water collector 90 is formed on the second side surface part 65. The protruding part 66 may be inclined downwardly toward the water collector 90. The water collector 90 is disposed below the protruding part 66, and the condensed water dropping from the protruding part 66 is received in the water collector 90.
  • FIG. 7 is a view illustrating a drain passage of condensed water in the indoor unit of the air conditioner in accordance with the embodiment.
  • Indoor air is inhaled into the main body 20 through the suction holes 21a by driving the air blower fan 41 while filtering out foreign substances from the indoor air.
  • the inhaled air undergoes heat exchange via the indoor heat exchanger 30, and is discharged to the indoor space through the discharge hole 21b by the air blower fan 41.
  • condensed water formed around the indoor heat exchanger 30 is collected in the water collector 90 which is disposed below the indoor heat exchanger 30, and is discharged to the outside of the main body 20 through the drain hose 92.
  • condensed water is also formed around the electronic expansion valve 80 exposed to the indoor air.
  • the condensed water is collected in the channel formed by the water intake part 64b and the guide part 64a of the extension part 64 located below the electronic expansion valve 80.
  • the collected condensed water flows on the second side surface part 65, and then drops down to the water collector 90 from the protruding part 66. Therefore, the condensed water formed around the electronic expansion valve 80 is not introduced into the control unit 50 and the driving motor 42, and is discharged to the outside of the main body 20.
  • an indoor unit of an air conditioner in accordance with an embodiment reduces costs and a space required to install a separate electronic expansion valve, and simplifies an installation process of the electronic expansion valve. Further, although the electronic expansion valve is disposed in the indoor unit, an external size of the indoor unit is not increased and a capacity of a heat exchanger is not reduced to dispose the electronic expansion valve, thereby maintaining heat-exchanging efficiency of the indoor unit.

Landscapes

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

Claims (3)

  1. Unité d'intérieur de climatiseur, comprenant :
    un corps principal [20] ;
    un échangeur de chaleur [30] disposé dans le corps principal ;
    un dispositif souffleur d'air [40] incluant un ventilateur souffleur d'air [41] installé derrière l'échangeur de chaleur [30] et apte à souffler de l'air et un moteur d'entraînement [42] apte à entraîner le ventilateur souffleur d'air [41] ;
    une unité de commande [50] conçue pour commander les composants électriques disposés dans le corps principal [20] ;
    une paroi latérale [62] située entre l'unité de commande [50] et l'échangeur de chaleur [30] ;
    une pièce de fixation de moteur [67] apte à fixer le moteur d'entraînement [42], et
    un collecteur d'eau [90] apte à collecter l'eau condensée formée dans le corps principal [20],
    la paroi latérale [62] comprenant
    une pièce de surface latérale [65] s'étendant vers le bas ; et
    une pièce saillante [66] inclinée vers le bas vers le collecteur d'eau [90],
    caractérisée en ce que
    la pièce de fixation de moteur [67] est connectée à la pièce de surface latérale [65] est connectée à la pièce saillante [66] pour guider l'eau condensée vers le collecteur d'eau [90].
  2. Unité d'intérieur de climatiseur selon la revendication 1, dans laquelle la paroi latérale [62] comprend en outre une pièce d'extension [64] connectée à la pièce de surface latérale [65] et s'étendant dans un sens de l'échangeur de chaleur [30].
  3. Unité d'intérieur de climatiseur selon la revendication 2, dans laquelle la pièce d'extension [64] est positionnée au-dessus de la pièce de fixation de moteur [67].
EP16198816.7A 2010-06-24 2011-06-01 Unité d'intérieur de climatiseur Active EP3150928B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100059895A KR20110139834A (ko) 2010-06-24 2010-06-24 공기조화기의 실내기
EP11168335.5A EP2400230B1 (fr) 2010-06-24 2011-06-01 Unité d'intérieur pour climatiseur

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP11168335.5A Division EP2400230B1 (fr) 2010-06-24 2011-06-01 Unité d'intérieur pour climatiseur
EP11168335.5A Division-Into EP2400230B1 (fr) 2010-06-24 2011-06-01 Unité d'intérieur pour climatiseur

Publications (2)

Publication Number Publication Date
EP3150928A1 EP3150928A1 (fr) 2017-04-05
EP3150928B1 true EP3150928B1 (fr) 2020-08-19

Family

ID=44118097

Family Applications (2)

Application Number Title Priority Date Filing Date
EP16198816.7A Active EP3150928B1 (fr) 2010-06-24 2011-06-01 Unité d'intérieur de climatiseur
EP11168335.5A Active EP2400230B1 (fr) 2010-06-24 2011-06-01 Unité d'intérieur pour climatiseur

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP11168335.5A Active EP2400230B1 (fr) 2010-06-24 2011-06-01 Unité d'intérieur pour climatiseur

Country Status (5)

Country Link
US (1) US20110314855A1 (fr)
EP (2) EP3150928B1 (fr)
KR (1) KR20110139834A (fr)
CN (1) CN102297480B (fr)
ES (2) ES2847855T3 (fr)

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US8011191B2 (en) 2009-09-30 2011-09-06 Thermo Fisher Scientific (Asheville) Llc Refrigeration system having a variable speed compressor
DE102011113393A1 (de) * 2011-09-16 2013-03-21 LSE GmbH Einrichtung zur Klimatisierung und/oder Überwachung von Gebäude- oder Lagerbereichen
JP5888965B2 (ja) * 2011-12-16 2016-03-22 三菱重工業株式会社 壁掛け型空気調和機
WO2016154953A1 (fr) * 2015-03-31 2016-10-06 广东美的制冷设备有限公司 Unité intérieure de climatiseur
US10739034B2 (en) * 2015-03-31 2020-08-11 Gd Midea Air-Conditioning Equipment Co., Ltd. Indoor unit for air conditioner
WO2016154954A1 (fr) 2015-03-31 2016-10-06 广东美的制冷设备有限公司 Unité d'intérieur de climatiseur
US9750355B1 (en) * 2016-03-02 2017-09-05 Pepsico, Inc. Refrigerated merchandise display system
CN110260410A (zh) * 2019-07-15 2019-09-20 珠海格力电器股份有限公司 室内机和空调
CN214581638U (zh) * 2021-02-07 2021-11-02 深圳市安拓浦科技有限公司 壁挂式空气净化机

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ES2232994T3 (es) * 1993-11-12 2005-06-01 Sanyo Electric Co., Ltd. Aparato de aire acondicionado.
JPH09280597A (ja) * 1996-04-09 1997-10-31 Hitachi Ltd 壁掛け形空気調和機
JPH10227472A (ja) * 1997-02-14 1998-08-25 Mitsubishi Heavy Ind Ltd 空気調和機
KR100392403B1 (ko) * 2000-12-13 2003-07-22 삼성전자주식회사 공기조화기의 실내기
JP2002310448A (ja) * 2001-04-05 2002-10-23 Fujitsu General Ltd 空気調和機
JP4476514B2 (ja) * 2001-04-25 2010-06-09 東芝キヤリア株式会社 空気調和機
JP3876706B2 (ja) * 2001-12-19 2007-02-07 三菱電機株式会社 空気調和機
KR100608682B1 (ko) * 2004-08-20 2006-08-08 엘지전자 주식회사 에어콘의 실내기
WO2006098436A1 (fr) * 2005-03-18 2006-09-21 Toshiba Carrier Corporation Unite d’environnement interieur pour climatiseur
JP4386874B2 (ja) * 2005-09-20 2009-12-16 株式会社ケーヒン 車両用空調装置
US7854390B2 (en) * 2008-05-29 2010-12-21 Kabushiki Kaisha Saginomiya Seisakusho Expansion valve, heat pump type refrigeration cycle apparatus, and air handling unit

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Also Published As

Publication number Publication date
ES2847855T3 (es) 2021-08-04
KR20110139834A (ko) 2011-12-30
EP3150928A1 (fr) 2017-04-05
EP2400230A3 (fr) 2017-09-06
EP2400230B1 (fr) 2020-11-04
ES2832449T3 (es) 2021-06-10
EP2400230A2 (fr) 2011-12-28
CN102297480B (zh) 2016-03-30
CN102297480A (zh) 2011-12-28
US20110314855A1 (en) 2011-12-29

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