EP3620724A4 - Control method and device for air conditioner - Google Patents

Control method and device for air conditioner Download PDF

Info

Publication number
EP3620724A4
EP3620724A4 EP18801309.8A EP18801309A EP3620724A4 EP 3620724 A4 EP3620724 A4 EP 3620724A4 EP 18801309 A EP18801309 A EP 18801309A EP 3620724 A4 EP3620724 A4 EP 3620724A4
Authority
EP
European Patent Office
Prior art keywords
air conditioner
control method
conditioner
air
control
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.)
Pending
Application number
EP18801309.8A
Other languages
German (de)
French (fr)
Other versions
EP3620724A1 (en
Inventor
Haijun Li
Qiang Zhang
Qing Yang
Fang Wang
Feng Zhao
Caiping WANG
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.)
Qingdao Haier Air Conditioner Gen Corp Ltd
Original Assignee
Qingdao Haier Air Conditioner Gen Corp 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 Qingdao Haier Air Conditioner Gen Corp Ltd filed Critical Qingdao Haier Air Conditioner Gen Corp Ltd
Publication of EP3620724A1 publication Critical patent/EP3620724A1/en
Publication of EP3620724A4 publication Critical patent/EP3620724A4/en
Pending legal-status Critical Current

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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • 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
    • 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
    • F24F11/43—Defrosting; Preventing freezing of indoor units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00—Control inputs relating to system states
    • F24F2140/10—Pressure
    • F24F2140/12—Heat-exchange fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
EP18801309.8A 2017-05-17 2018-04-28 Control method and device for air conditioner Pending EP3620724A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710348657.0A CN107166643A (en) 2017-05-17 2017-05-17 A kind of control method and device of air-conditioning
PCT/CN2018/085040 WO2018210119A1 (en) 2017-05-17 2018-04-28 Control method and device for air conditioner

Publications (2)

Publication Number Publication Date
EP3620724A1 EP3620724A1 (en) 2020-03-11
EP3620724A4 true EP3620724A4 (en) 2020-12-02

Family

ID=59816480

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18801309.8A Pending EP3620724A4 (en) 2017-05-17 2018-04-28 Control method and device for air conditioner

Country Status (4)

Country Link
EP (1) EP3620724A4 (en)
CN (1) CN107166643A (en)
RU (1) RU2722319C1 (en)
WO (1) WO2018210119A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107166643A (en) * 2017-05-17 2017-09-15 青岛海尔空调器有限总公司 A kind of control method and device of air-conditioning
CN109611964A (en) * 2018-11-12 2019-04-12 江苏中科睿赛污染控制工程有限公司 Defrost anti-freezing fresh air clearing machine
CN110260467B (en) * 2019-05-28 2021-09-21 青岛海尔空调电子有限公司 Air conditioner and anti-freezing protection control method and control device thereof
CN113932399B (en) * 2020-07-13 2023-07-07 广东美的暖通设备有限公司 Antifreezing control method and device, cold and hot water machine and computer storage medium
CN112524748B (en) * 2020-12-09 2022-03-15 珠海格力电器股份有限公司 Air conditioner operation control method, device, equipment and storage medium
CN114811826B (en) * 2022-04-02 2023-05-02 珠海格力电器股份有限公司 Control method and device of air conditioning system, air conditioning system and storage medium
CN115682306A (en) * 2022-10-24 2023-02-03 珠海格力电器股份有限公司 Defrosting control method, defrosting control device, air conditioner and heat pump system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101532705A (en) * 2009-04-21 2009-09-16 海信（山东）空调有限公司 Cold and warm type frequency conversion air conditioner and defrosting method thereof
CN105570988A (en) * 2015-12-31 2016-05-11 珠海格力电器股份有限公司 Air conditioner and control method thereof
WO2016113850A1 (en) * 2015-01-13 2016-07-21 三菱電機株式会社 Air-conditioning device
CN106152413A (en) * 2016-07-27 2016-11-23 青岛海尔空调器有限总公司 Air-conditioning internal-external machine cleaning method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5446064B2 (en) * 2006-11-13 2014-03-19 ダイキン工業株式会社 Heat exchange system
EP2250445A1 (en) * 2008-01-30 2010-11-17 Carrier Corporation Refrigerant system with reheat refrigerant circuit
JP4836212B2 (en) * 2009-07-22 2011-12-14 シャープ株式会社 Air conditioner
CN104596032B (en) * 2014-12-31 2017-08-29 广东美的制冷设备有限公司 Air conditioner and its defrosting control method
CN107166643A (en) * 2017-05-17 2017-09-15 青岛海尔空调器有限总公司 A kind of control method and device of air-conditioning

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101532705A (en) * 2009-04-21 2009-09-16 海信（山东）空调有限公司 Cold and warm type frequency conversion air conditioner and defrosting method thereof
WO2016113850A1 (en) * 2015-01-13 2016-07-21 三菱電機株式会社 Air-conditioning device
CN105570988A (en) * 2015-12-31 2016-05-11 珠海格力电器股份有限公司 Air conditioner and control method thereof
CN106152413A (en) * 2016-07-27 2016-11-23 青岛海尔空调器有限总公司 Air-conditioning internal-external machine cleaning method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018210119A1 *

Also Published As

Publication number Publication date
CN107166643A (en) 2017-09-15
EP3620724A1 (en) 2020-03-11
WO2018210119A1 (en) 2018-11-22
RU2722319C1 (en) 2020-05-29

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