EP2515053A3 - Multi type air conditioner and operating method - Google Patents

Multi type air conditioner and operating method Download PDF

Info

Publication number
EP2515053A3
EP2515053A3 EP12161711.2A EP12161711A EP2515053A3 EP 2515053 A3 EP2515053 A3 EP 2515053A3 EP 12161711 A EP12161711 A EP 12161711A EP 2515053 A3 EP2515053 A3 EP 2515053A3
Authority
EP
European Patent Office
Prior art keywords
air conditioner
type air
multi type
operating method
outdoor
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.)
Granted
Application number
EP12161711.2A
Other languages
German (de)
French (fr)
Other versions
EP2515053B1 (en
EP2515053A2 (en
Inventor
Hoki Lee
Sanghun 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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2515053A2 publication Critical patent/EP2515053A2/en
Publication of EP2515053A3 publication Critical patent/EP2515053A3/en
Application granted granted Critical
Publication of EP2515053B1 publication Critical patent/EP2515053B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F24F11/42—Defrosting; Preventing freezing of outdoor units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02—Defrosting cycles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
    • F25B2313/0251—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units being defrosted alternately
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
    • F25B2313/0253—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units in parallel arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/029—Control issues
    • F25B2313/0294—Control issues related to the outdoor fan, e.g. controlling speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2347/00—Details for preventing or removing deposits or corrosion
    • F25B2347/02—Details of defrosting cycles
    • F25B2347/021—Alternate defrosting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Abstract

Provided is a multi type air conditioner. The multi type air conditioner includes a plurality of indoor units, each comprising an indoor heat exchanger and a plurality of outdoor units connected to the plurality of indoor units, each comprising an outdoor heat exchanger. When a defrosting operation condition is satisfied during a heating operation, the plurality of outdoor units successively perform a defrosting operation.
EP12161711.2A 2011-04-22 2012-03-28 Multi type air conditioner and operating method Active EP2515053B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110037773A KR101712213B1 (en) 2011-04-22 2011-04-22 Multi type air conditiner and method of controlling the same

Publications (3)

Publication Number Publication Date
EP2515053A2 EP2515053A2 (en) 2012-10-24
EP2515053A3 true EP2515053A3 (en) 2017-05-31
EP2515053B1 EP2515053B1 (en) 2018-10-24

Family

ID=45936962

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12161711.2A Active EP2515053B1 (en) 2011-04-22 2012-03-28 Multi type air conditioner and operating method

Country Status (4)

Country Link
US (1) US20120266616A1 (en)
EP (1) EP2515053B1 (en)
KR (1) KR101712213B1 (en)
CN (1) CN102748808B (en)

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JP6688555B2 (en) * 2013-11-25 2020-04-28 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． Air conditioner
CN103940040A (en) * 2014-04-14 2014-07-23 广东美的暖通设备有限公司 Air-conditioner and defrosting method and device of air-conditioner
JP5949831B2 (en) * 2014-05-28 2016-07-13 ダイキン工業株式会社 Refrigeration equipment
US9933171B2 (en) * 2014-09-29 2018-04-03 Lee Wa Wong Air conditioning and heat pump system with evaporative cooling system
CN105004114B (en) * 2015-07-02 2017-09-05 Tcl空调器(中山)有限公司 Air conditioner and its Defrost method
CN105091421A (en) * 2015-08-06 2015-11-25 美的集团武汉制冷设备有限公司 Refrigerant circulation system and air conditioner system
JP6319334B2 (en) * 2016-01-15 2018-05-09 ダイキン工業株式会社 Refrigeration equipment
JP6252606B2 (en) * 2016-01-15 2017-12-27 ダイキン工業株式会社 Refrigeration equipment
EP3696480A4 (en) * 2017-10-12 2020-12-16 Mitsubishi Electric Corporation Air-conditioning device
CN115234993B (en) * 2018-12-11 2023-10-27 三菱电机株式会社 Air conditioner
CN113692518B (en) * 2019-04-09 2023-03-28 东芝开利株式会社 Air conditioner
KR102688990B1 (en) * 2019-05-23 2024-07-29 엘지전자 주식회사 An air conditioning apparatus and control method thereof
CN111237982B (en) * 2020-01-14 2021-11-05 广东美的暖通设备有限公司 Air conditioner, control method and device thereof, electronic equipment and storage medium

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EP2241843A2 (en) * 2009-04-09 2010-10-20 Hitachi Appliances, Inc. Refrigeration cycle apparatus

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US5339644A (en) * 1993-04-29 1994-08-23 Singh Kanwal N Defrost system for refrigeration apparatus
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US20080011004A1 (en) * 2006-07-12 2008-01-17 Gaetan Lesage Refrigeration system having adjustable refrigeration capacity
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Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
EP0668474A2 (en) * 1994-02-18 1995-08-23 Sanyo Electric Co. Ltd Multiroom air conditioner and driving method therefor
JPH07269974A (en) * 1994-03-31 1995-10-20 Sanyo Electric Co Ltd Air conditioner
EP1475585A2 (en) * 2003-05-01 2004-11-10 Lg Electronics Inc. Air conditioner and outdoor unit therefor
US20050044861A1 (en) * 2003-08-28 2005-03-03 Samsung Electronics Co., Ltd. Air conditioner
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EP2241843A2 (en) * 2009-04-09 2010-10-20 Hitachi Appliances, Inc. Refrigeration cycle apparatus

Also Published As

Publication number Publication date
EP2515053B1 (en) 2018-10-24
CN102748808A (en) 2012-10-24
KR101712213B1 (en) 2017-03-03
KR20120119668A (en) 2012-10-31
US20120266616A1 (en) 2012-10-25
CN102748808B (en) 2015-09-02
EP2515053A2 (en) 2012-10-24

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