EP2784414A4 - Defrosting operation method for heat pump system, and heat pump system - Google Patents

Defrosting operation method for heat pump system, and heat pump system

Info

Publication number
EP2784414A4
EP2784414A4 EP12851389.2A EP12851389A EP2784414A4 EP 2784414 A4 EP2784414 A4 EP 2784414A4 EP 12851389 A EP12851389 A EP 12851389A EP 2784414 A4 EP2784414 A4 EP 2784414A4
Authority
EP
European Patent Office
Prior art keywords
heat pump
pump system
operation method
defrosting operation
defrosting
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.)
Withdrawn
Application number
EP12851389.2A
Other languages
German (de)
French (fr)
Other versions
EP2784414A1 (en
Inventor
Kei Akatsuka
Toru Yamaguchi
Takachika Mori
Takeshi Fuchimoto
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.)
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP2784414A1 publication Critical patent/EP2784414A1/en
Publication of EP2784414A4 publication Critical patent/EP2784414A4/en
Withdrawn legal-status Critical Current

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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B30/00—Heat pumps
    • F25B30/02—Heat pumps of the compression type
    • 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
    • F25B47/022—Defrosting cycles hot gas defrosting
    • F25B47/025—Defrosting cycles hot gas defrosting by reversing the 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
    • 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
    • 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
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • 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
    • F25B2400/06—Several compression cycles arranged in parallel
EP12851389.2A 2011-11-24 2012-11-02 Defrosting operation method for heat pump system, and heat pump system Withdrawn EP2784414A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011256500A JP5836083B2 (en) 2011-11-24 2011-11-24 Heat pump system defrosting operation method and heat pump system
PCT/JP2012/078430 WO2013077167A1 (en) 2011-11-24 2012-11-02 Defrosting operation method for heat pump system, and heat pump system

Publications (2)

Publication Number Publication Date
EP2784414A1 EP2784414A1 (en) 2014-10-01
EP2784414A4 true EP2784414A4 (en) 2015-10-07

Family

ID=48469615

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12851389.2A Withdrawn EP2784414A4 (en) 2011-11-24 2012-11-02 Defrosting operation method for heat pump system, and heat pump system

Country Status (5)

Country Link
EP (1) EP2784414A4 (en)
JP (1) JP5836083B2 (en)
KR (1) KR101605981B1 (en)
CN (1) CN103906984B (en)
WO (1) WO2013077167A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY167328A (en) * 2013-10-11 2018-08-16 Thermo Hygro Consultants Sdn Bhd Heat pump heating apparatus
CN104633835A (en) * 2013-11-14 2015-05-20 珠海格力电器股份有限公司 Defrosting control method for air conditioner
JP5989262B2 (en) * 2014-01-10 2016-09-07 三菱電機株式会社 Heat pump cold / hot water system
JP6381927B2 (en) 2014-02-25 2018-08-29 三菱重工サーマルシステムズ株式会社 Heat pump system and operation method thereof
CN107076476B (en) * 2014-04-23 2020-01-14 特灵空调系统(中国)有限公司 Variable refrigerant HVAC system with independent defrost
EP3156747B1 (en) * 2014-06-10 2019-08-14 Toshiba Carrier Corporation Heat source machine and heat source device
JP6290724B2 (en) * 2014-06-24 2018-03-07 ヤンマー株式会社 Chiller system
JP6258800B2 (en) * 2014-07-07 2018-01-10 株式会社コロナ Combined heat source heat pump device
JP6258804B2 (en) * 2014-07-18 2018-01-10 株式会社コロナ Combined heat source heat pump device
CN107076477B (en) * 2014-11-24 2021-04-27 开利公司 System and method for free and active defrost
JP6535562B2 (en) * 2015-09-25 2019-06-26 東芝キヤリア株式会社 Heat pump apparatus and heat pump system
JP6599812B2 (en) * 2016-04-08 2019-10-30 株式会社コロナ Combined heat source heat pump device
CN106225359B (en) * 2016-07-28 2018-12-11 广东芬尼克兹节能设备有限公司 Multiple groups unit is staggered the control method to defrost
WO2018143726A1 (en) * 2017-02-03 2018-08-09 삼성전자주식회사 Heat pump system
JP6910210B2 (en) * 2017-02-03 2021-07-28 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． Air conditioner
WO2019171485A1 (en) * 2018-03-07 2019-09-12 三菱電機株式会社 Heat pump system
EP3889522A4 (en) * 2018-11-29 2022-08-10 Toshiba Carrier Corporation Air conditioning device
JP7192102B2 (en) * 2019-04-09 2022-12-19 東芝キヤリア株式会社 air conditioner
JP7150177B2 (en) * 2019-07-03 2022-10-07 三菱電機株式会社 refrigeration cycle equipment
CN110715482B (en) * 2019-08-30 2023-08-08 浙江正泰能效科技有限公司 Defrosting method of air source heat pump unit
CN114294870A (en) * 2021-12-21 2022-04-08 珠海格力电器股份有限公司 Control method, device and equipment of heat pump air conditioning system and storage medium
CN114777357B (en) * 2022-02-11 2023-07-21 广东芬尼克兹节能设备有限公司 Coordinated defrosting control method and device, computer equipment and storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005090784A (en) * 2003-09-12 2005-04-07 Matsushita Electric Ind Co Ltd Defrost adjusting device and controlling method, and heat pump type water heater
JP2005090785A (en) * 2003-09-12 2005-04-07 Matsushita Electric Ind Co Ltd Defrost adjusting device and controlling method for heat pump type water heater
US20100125370A1 (en) * 2008-11-17 2010-05-20 Mitsubishi Electric Corporation Air-conditioning apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0674531A (en) 1992-04-10 1994-03-15 Sanyo Electric Co Ltd Air-conditioner
JP3060807B2 (en) * 1993-12-16 2000-07-10 ダイキン工業株式会社 Multi-room air conditioner
JPH07234038A (en) * 1994-02-18 1995-09-05 Sanyo Electric Co Ltd Multiroom type cooling-heating equipment and operating method thereof
JP3731095B2 (en) 1996-10-22 2006-01-05 ダイキン工業株式会社 Control device for refrigeration equipment
KR101013373B1 (en) * 2003-08-28 2011-02-14 삼성전자주식회사 Air Conditioner
JP5312471B2 (en) * 2008-10-29 2013-10-09 三菱電機株式会社 Air conditioner
JP5457861B2 (en) * 2010-01-28 2014-04-02 株式会社コロナ Defrosting operation method of heat pump device
JP5404471B2 (en) * 2010-02-26 2014-01-29 三菱電機株式会社 HEAT PUMP DEVICE AND HEAT PUMP DEVICE OPERATION CONTROL METHOD

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005090784A (en) * 2003-09-12 2005-04-07 Matsushita Electric Ind Co Ltd Defrost adjusting device and controlling method, and heat pump type water heater
JP2005090785A (en) * 2003-09-12 2005-04-07 Matsushita Electric Ind Co Ltd Defrost adjusting device and controlling method for heat pump type water heater
US20100125370A1 (en) * 2008-11-17 2010-05-20 Mitsubishi Electric Corporation Air-conditioning apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013077167A1 *

Also Published As

Publication number Publication date
EP2784414A1 (en) 2014-10-01
KR20140066773A (en) 2014-06-02
WO2013077167A1 (en) 2013-05-30
JP2013108732A (en) 2013-06-06
CN103906984A (en) 2014-07-02
JP5836083B2 (en) 2015-12-24
CN103906984B (en) 2016-04-13
KR101605981B1 (en) 2016-03-23

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Owner name: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.

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