EP3527903A4 - Air conditioner and control method thereof - Google Patents

Air conditioner and control method thereof Download PDF

Info

Publication number
EP3527903A4
EP3527903A4 EP17863047.1A EP17863047A EP3527903A4 EP 3527903 A4 EP3527903 A4 EP 3527903A4 EP 17863047 A EP17863047 A EP 17863047A EP 3527903 A4 EP3527903 A4 EP 3527903A4
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.)
Granted
Application number
EP17863047.1A
Other languages
German (de)
French (fr)
Other versions
EP3527903A1 (en
EP3527903B1 (en
Inventor
Feng Wei
Haidong LIN
Si Sun
Chuanhua WANG
Enquan ZHANG
Pengju ZHAO
Pu Zhao
Huaben LI
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.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
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 Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Publication of EP3527903A1 publication Critical patent/EP3527903A1/en
Publication of EP3527903A4 publication Critical patent/EP3527903A4/en
Application granted granted Critical
Publication of EP3527903B1 publication Critical patent/EP3527903B1/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
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022—Compressor control arrangements
    • 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
    • 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
    • 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
    • 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
    • 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
    • F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • 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
    • 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
    • F25B41/00—Fluid-circulation 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
    • F24F11/62—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
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • 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
    • 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/04—Clogging
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/06—Damage
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Air Conditioning Control Device (AREA)
EP17863047.1A 2016-10-17 2017-09-26 Air conditioner and control method thereof Active EP3527903B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610903627.7A CN106403193B (en) 2016-10-17 2016-10-17 Air conditioner and its control method
PCT/CN2017/103464 WO2018072601A1 (en) 2016-10-17 2017-09-26 Air conditioner and control method thereof

Publications (3)

Publication Number Publication Date
EP3527903A1 EP3527903A1 (en) 2019-08-21
EP3527903A4 true EP3527903A4 (en) 2020-06-24
EP3527903B1 EP3527903B1 (en) 2024-04-10

Family

ID=58013531

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17863047.1A Active EP3527903B1 (en) 2016-10-17 2017-09-26 Air conditioner and control method thereof

Country Status (4)

Country Link
US (1) US20190242603A1 (en)
EP (1) EP3527903B1 (en)
CN (1) CN106403193B (en)
WO (1) WO2018072601A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106403193B (en) * 2016-10-17 2018-12-07 珠海格力电器股份有限公司 Air conditioner and its control method
CN109827285B (en) * 2019-02-27 2020-11-06 奥克斯空调股份有限公司 Control method and device for preventing air conditioner from being out of service for long time and air conditioner
CN112178976A (en) * 2019-07-03 2021-01-05 开利公司 Heat exchange unit, heat exchange system and method for determining control valve fault therein
CN110486917B (en) * 2019-08-23 2021-06-22 广东美的暖通设备有限公司 Operation control device and method, air conditioner and computer readable storage medium
US11268721B2 (en) * 2020-06-22 2022-03-08 Lennox Industries Inc. HVAC system prognostics and diagnostics based on temperature rise or drop
CN112902403B (en) * 2021-03-05 2022-05-27 合肥美的暖通设备有限公司 Air conditioner and anti-condensation control method and device thereof
CN113701322B (en) * 2021-09-02 2023-06-23 佛山市顺德区美的电子科技有限公司 Air conditioner control method, controller, air conditioner and computer readable storage medium
CN115371302B (en) * 2022-07-14 2024-04-19 浙江中广电器集团股份有限公司 Control method for enthalpy injection control of heat pump EVI multi-split refrigeration mode
CN116105412B (en) * 2023-04-04 2023-07-18 宁波奥克斯电气股份有限公司 Compressor control method and device, air conditioner and storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6578373B1 (en) * 2000-09-21 2003-06-17 William J. Barbier Rate of change detector for refrigerant floodback
EP2195539A2 (en) * 2007-10-08 2010-06-16 Emerson Climate Technologies, Inc. System and method for monitoring overheat of a compressor
EP2792974A1 (en) * 2013-04-15 2014-10-22 LG Electronics Inc. Air conditioner and method for controlling the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3334507B2 (en) * 1996-09-13 2002-10-15 三菱電機株式会社 Refrigeration system device and control method for refrigeration system device
JP6095353B2 (en) * 2012-12-13 2017-03-15 三菱電機株式会社 Refrigeration cycle equipment
CN203432025U (en) * 2013-08-30 2014-02-12 海信（山东）空调有限公司 Expansion valve ejection control system
CN104296413A (en) * 2014-09-24 2015-01-21 广东欧科空调制冷有限公司 Variable frequency low-temperature strong heat air conditioner system
CN205373189U (en) * 2015-12-24 2016-07-06 青岛海尔新能源电器有限公司 Low temperature heat pump system and air conditioner
CN106403193B (en) * 2016-10-17 2018-12-07 珠海格力电器股份有限公司 Air conditioner and its control method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6578373B1 (en) * 2000-09-21 2003-06-17 William J. Barbier Rate of change detector for refrigerant floodback
EP2195539A2 (en) * 2007-10-08 2010-06-16 Emerson Climate Technologies, Inc. System and method for monitoring overheat of a compressor
EP2792974A1 (en) * 2013-04-15 2014-10-22 LG Electronics Inc. Air conditioner and method for controlling the same

Also Published As

Publication number Publication date
EP3527903A1 (en) 2019-08-21
US20190242603A1 (en) 2019-08-08
EP3527903B1 (en) 2024-04-10
CN106403193A (en) 2017-02-15
CN106403193B (en) 2018-12-07
WO2018072601A1 (en) 2018-04-26

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