EP3882531A4 - Defrosting system, defrosting method and air conditioner - Google Patents

Defrosting system, defrosting method and air conditioner Download PDF

Info

Publication number
EP3882531A4
EP3882531A4 EP19884404.5A EP19884404A EP3882531A4 EP 3882531 A4 EP3882531 A4 EP 3882531A4 EP 19884404 A EP19884404 A EP 19884404A EP 3882531 A4 EP3882531 A4 EP 3882531A4
Authority
EP
European Patent Office
Prior art keywords
defrosting
air conditioner
defrosting system
defrosting method
conditioner
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
EP19884404.5A
Other languages
German (de)
French (fr)
Other versions
EP3882531A1 (en
Inventor
Dong Ma
Hui Sun
Lei Zhao
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 Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home 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 Qingdao Haier Air Conditioning Electric Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Air Conditioning Electric Co Ltd
Publication of EP3882531A1 publication Critical patent/EP3882531A1/en
Publication of EP3882531A4 publication Critical patent/EP3882531A4/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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • 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
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • 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
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • 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
    • F24F2140/20—Heat-exchange fluid temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Conditioning Control Device (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
EP19884404.5A 2018-11-16 2019-07-18 Defrosting system, defrosting method and air conditioner Pending EP3882531A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811367922.0A CN109489180A (en) 2018-11-16 2018-11-16 One kind removing defrosting system, Defrost method and air conditioner
PCT/CN2019/096541 WO2020098302A1 (en) 2018-11-16 2019-07-18 Defrosting system, defrosting method and air conditioner

Publications (2)

Publication Number Publication Date
EP3882531A1 EP3882531A1 (en) 2021-09-22
EP3882531A4 true EP3882531A4 (en) 2022-04-06

Family

ID=65696109

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19884404.5A Pending EP3882531A4 (en) 2018-11-16 2019-07-18 Defrosting system, defrosting method and air conditioner

Country Status (3)

Country Link
EP (1) EP3882531A4 (en)
CN (1) CN109489180A (en)
WO (1) WO2020098302A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109489180A (en) * 2018-11-16 2019-03-19 青岛海尔空调电子有限公司 One kind removing defrosting system, Defrost method and air conditioner
CN111189098A (en) * 2020-01-13 2020-05-22 欧贝多物联科技(嵊州)有限公司 Intelligent heating hydraulic module
CN114151883A (en) * 2021-11-29 2022-03-08 宁波奥克斯电气股份有限公司 Air conditioning system and control method and device thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015098981A (en) * 2013-11-19 2015-05-28 三菱電機株式会社 Heat pump type water heater
CN105783356A (en) * 2016-03-29 2016-07-20 合肥美的暖通设备有限公司 Air conditioner defrosting system, air conditioner and air conditioner defrosting and heat recovery method
CN206291559U (en) * 2016-11-14 2017-06-30 广东美的暖通设备有限公司 Air conditioner and heat pump unit defrosting system and air conditioner and heat pump unit
CN206347662U (en) * 2016-11-14 2017-07-21 广东美的暖通设备有限公司 Air conditioner and heat pump unit defrosting system and air conditioner and heat pump unit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007278551A (en) * 2006-04-04 2007-10-25 Matsushita Electric Ind Co Ltd Defrosting operation method of heat pump water heater
CN201448953U (en) * 2009-08-20 2010-05-05 张华林 Air-cooled type small and medium-sized central air-conditioner water chiller-heater unit
CN103574832B (en) * 2012-07-25 2016-04-27 珠海格力电器股份有限公司 Control method, device and system for defrosting of air conditioner
CN105588254A (en) * 2014-10-24 2016-05-18 青岛海尔空调器有限总公司 Control method and system for preventing false defrosting of air conditioner
CN106152381A (en) * 2015-03-31 2016-11-23 Tcl空调器(中山)有限公司 Air-conditioner and the defrosting control method of air-conditioner
CN205481987U (en) * 2016-03-28 2016-08-17 珠海格力电器股份有限公司 air conditioner
CN206055825U (en) * 2016-08-31 2017-03-29 南京五洲制冷集团有限公司 Ultralow ambient temperature air source source pump
KR101830675B1 (en) * 2016-12-28 2018-02-21 주식회사 에너솔라 Cooling and heating system using ground source
CN206626758U (en) * 2017-03-24 2017-11-10 珠海格力电器股份有限公司 Control system of air conditioner
CN107023937A (en) * 2017-03-24 2017-08-08 珠海格力电器股份有限公司 control method, device and system of air conditioner
CN109489180A (en) * 2018-11-16 2019-03-19 青岛海尔空调电子有限公司 One kind removing defrosting system, Defrost method and air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015098981A (en) * 2013-11-19 2015-05-28 三菱電機株式会社 Heat pump type water heater
CN105783356A (en) * 2016-03-29 2016-07-20 合肥美的暖通设备有限公司 Air conditioner defrosting system, air conditioner and air conditioner defrosting and heat recovery method
CN206291559U (en) * 2016-11-14 2017-06-30 广东美的暖通设备有限公司 Air conditioner and heat pump unit defrosting system and air conditioner and heat pump unit
CN206347662U (en) * 2016-11-14 2017-07-21 广东美的暖通设备有限公司 Air conditioner and heat pump unit defrosting system and air conditioner and heat pump unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020098302A1 *

Also Published As

Publication number Publication date
WO2020098302A1 (en) 2020-05-22
CN109489180A (en) 2019-03-19
EP3882531A1 (en) 2021-09-22

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