EP4145074A4 - Defrosting control method for refrigerator - Google Patents

Defrosting control method for refrigerator Download PDF

Info

Publication number
EP4145074A4
EP4145074A4 EP21797732.1A EP21797732A EP4145074A4 EP 4145074 A4 EP4145074 A4 EP 4145074A4 EP 21797732 A EP21797732 A EP 21797732A EP 4145074 A4 EP4145074 A4 EP 4145074A4
Authority
EP
European Patent Office
Prior art keywords
refrigerator
control method
defrosting control
defrosting
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
EP21797732.1A
Other languages
German (de)
French (fr)
Other versions
EP4145074A1 (en
EP4145074B1 (en
Inventor
Feifei QI
Xiangpeng SONG
Shanshan Liu
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 Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Refrigerator 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 Refrigerator Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Refrigerator Co Ltd
Publication of EP4145074A1 publication Critical patent/EP4145074A1/en
Publication of EP4145074A4 publication Critical patent/EP4145074A4/en
Application granted granted Critical
Publication of EP4145074B1 publication Critical patent/EP4145074B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/002—Defroster control
    • F25D21/008—Defroster control by timer
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/002—Defroster control
    • F25D21/006—Defroster control with electronic control circuits
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F25D11/025—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures using primary and secondary refrigeration systems
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—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
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/36—Visual displays
    • F25D2400/361—Interactive visual displays
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00—Control issues
    • F25D2600/02—Timing
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00—Control issues
    • F25D2600/06—Controlling according to a predetermined profile
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F25D2700/122—Sensors measuring the inside temperature of freezer compartments

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
EP21797732.1A 2020-06-05 2021-02-26 Defrosting control method for refrigerator Active EP4145074B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010506563.3A CN113758121B (en) 2020-06-05 2020-06-05 Defrosting control method for refrigerator
PCT/CN2021/078168 WO2021218342A1 (en) 2020-06-05 2021-02-26 Defrosting control method for refrigerator

Publications (3)

Publication Number Publication Date
EP4145074A1 EP4145074A1 (en) 2023-03-08
EP4145074A4 true EP4145074A4 (en) 2023-11-08
EP4145074B1 EP4145074B1 (en) 2024-08-21

Family

ID=78373290

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21797732.1A Active EP4145074B1 (en) 2020-06-05 2021-02-26 Defrosting control method for refrigerator

Country Status (4)

Country Link
EP (1) EP4145074B1 (en)
JP (1) JP7516568B2 (en)
CN (1) CN113758121B (en)
WO (1) WO2021218342A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113959161B (en) * 2021-10-09 2023-05-02 Tcl家用电器（合肥）有限公司 Refrigerator defrosting control method and device, storage medium and electronic equipment
CN116123808B (en) * 2022-12-20 2024-06-11 珠海格力电器股份有限公司 Defrosting method and module for refrigerator, electronic equipment and readable medium

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5765382A (en) * 1996-08-29 1998-06-16 Texas Instruments Incorporated Adaptive defrost system
JPH10311659A (en) * 1997-05-13 1998-11-24 Sankyo Seiki Mfg Co Ltd Operation controller for refrigerator, and refrigerator
JPH11304344A (en) * 1998-04-27 1999-11-05 Toshiba Corp Refrigerator
US20130098078A1 (en) * 2011-10-19 2013-04-25 Thermo Fisher Scientific (Asheville) Llc High performance refrigerator having passive sublimation defrost of evaporator
EP3660426A1 (en) * 2018-11-27 2020-06-03 LG Electronics Inc. Refrigerator and method of controlling same

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3636602B2 (en) * 1998-09-16 2005-04-06 株式会社東芝 refrigerator
JP2001215077A (en) * 2000-02-02 2001-08-10 Hitachi Ltd Defrost controller, method for controlling and refrigerator
JP2001255050A (en) * 2000-03-10 2001-09-21 Toshiba Corp Refrigerator
JP2010043806A (en) * 2008-08-18 2010-02-25 Panasonic Corp Refrigerator
JP5641875B2 (en) * 2010-10-28 2014-12-17 三菱電機株式会社 Refrigeration equipment
JP2012127514A (en) * 2010-12-13 2012-07-05 Sharp Corp Refrigerator-freezer
CN102243005A (en) * 2011-07-05 2011-11-16 海信容声(广东)冰箱有限公司 Defrosting control method of air-cooling refrigerator evaporator
JP5604543B2 (en) * 2013-02-28 2014-10-08 日立アプライアンス株式会社 refrigerator
JP6416475B2 (en) * 2013-12-17 2018-10-31 東芝ライフスタイル株式会社 refrigerator
CN104949436A (en) * 2015-06-24 2015-09-30 合肥美的电冰箱有限公司 Refrigerator defrosting control method and control system and refrigerator
CN106091566B (en) * 2016-06-17 2019-04-09 青岛海尔股份有限公司 A kind of control method for wind cooling refrigerator
JP6657031B2 (en) * 2016-06-22 2020-03-04 ホシザキ株式会社 Cooling storage
CN106766525B (en) * 2016-12-26 2019-11-05 青岛海尔股份有限公司 Wind cooling refrigerator and its defrosting control method
CN108151424B (en) * 2017-12-07 2020-04-28 合肥美的电冰箱有限公司 Defrosting control method and device, refrigerator and computer readable storage medium
CN109764609B (en) * 2018-12-28 2020-12-11 海尔智家股份有限公司 Refrigerator and defrosting control method thereof
CN110207453A (en) * 2019-05-31 2019-09-06 合肥美的电冰箱有限公司 Defrosting control method, refrigeration equipment and readable storage medium storing program for executing
CN110542174B (en) * 2019-08-12 2020-08-21 珠海格力电器股份有限公司 Defrosting method of air conditioner external unit, computer readable storage medium and air conditioner

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5765382A (en) * 1996-08-29 1998-06-16 Texas Instruments Incorporated Adaptive defrost system
JPH10311659A (en) * 1997-05-13 1998-11-24 Sankyo Seiki Mfg Co Ltd Operation controller for refrigerator, and refrigerator
JPH11304344A (en) * 1998-04-27 1999-11-05 Toshiba Corp Refrigerator
US20130098078A1 (en) * 2011-10-19 2013-04-25 Thermo Fisher Scientific (Asheville) Llc High performance refrigerator having passive sublimation defrost of evaporator
EP3660426A1 (en) * 2018-11-27 2020-06-03 LG Electronics Inc. Refrigerator and method of controlling same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021218342A1 *

Also Published As

Publication number Publication date
EP4145074A1 (en) 2023-03-08
CN113758121B (en) 2023-04-18
JP7516568B2 (en) 2024-07-16
WO2021218342A1 (en) 2021-11-04
JP2023528838A (en) 2023-07-06
EP4145074B1 (en) 2024-08-21
CN113758121A (en) 2021-12-07

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