EP1972862A4 - Heat pump hot water supply device - Google Patents

Heat pump hot water supply device

Info

Publication number
EP1972862A4
EP1972862A4 EP20060832949 EP06832949A EP1972862A4 EP 1972862 A4 EP1972862 A4 EP 1972862A4 EP 20060832949 EP20060832949 EP 20060832949 EP 06832949 A EP06832949 A EP 06832949A EP 1972862 A4 EP1972862 A4 EP 1972862A4
Authority
EP
European Patent Office
Prior art keywords
hot water
water supply
heat pump
pump hot
heat
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
EP20060832949
Other languages
German (de)
French (fr)
Other versions
EP1972862B1 (en
EP1972862A1 (en
Inventor
Atsushi Kakiuchi
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.)
Sharp Corp
Original Assignee
Sharp Corp
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
Priority to JP2005378539A priority Critical patent/JP3966889B2/en
Application filed by Sharp Corp filed Critical Sharp Corp
Priority to PCT/JP2006/323099 priority patent/WO2007077687A1/en
Publication of EP1972862A1 publication Critical patent/EP1972862A1/en
Publication of EP1972862A4 publication Critical patent/EP1972862A4/en
Application granted granted Critical
Publication of EP1972862B1 publication Critical patent/EP1972862B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00Domestic hot-water supply systems
    • F24D17/02Domestic hot-water supply systems using heat pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B13/00Compression machines, plant or systems with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B9/00Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2309/00Gas cycle refrigeration machines
    • F25B2309/06Compression machines, plant or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061Compression machines, plant or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2313/00Compression machines, plant, or systems with reversible cycle not otherwise provided for
    • F25B2313/003Indoor unit with water as a heat sink or heat source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2313/00Compression machines, plant, or systems with reversible cycle not otherwise provided for
    • F25B2313/021Indoor unit or outdoor unit with auxiliary heat exchanger not forming part of the indoor or outdoor unit
    • F25B2313/0213Indoor unit or outdoor unit with auxiliary heat exchanger not forming part of the indoor or outdoor unit the auxiliary heat exchanger being only used during heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2313/00Compression machines, plant, or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plant, or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741Compression machines, plant, or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2400/00General 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
    • F25B2400/06Several compression cycles arranged in parallel
EP06832949.9A 2005-12-28 2006-11-20 Heat pump hot water supply device Expired - Fee Related EP1972862B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005378539A JP3966889B2 (en) 2005-12-28 2005-12-28 Heat pump water heater
PCT/JP2006/323099 WO2007077687A1 (en) 2005-12-28 2006-11-20 Heat pump hot water supply device

Publications (3)

Publication Number Publication Date
EP1972862A1 EP1972862A1 (en) 2008-09-24
EP1972862A4 true EP1972862A4 (en) 2013-09-11
EP1972862B1 EP1972862B1 (en) 2015-10-21

Family

ID=38228045

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06832949.9A Expired - Fee Related EP1972862B1 (en) 2005-12-28 2006-11-20 Heat pump hot water supply device

Country Status (4)

Country Link
EP (1) EP1972862B1 (en)
JP (1) JP3966889B2 (en)
CN (1) CN101346592B (en)
WO (1) WO2007077687A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5551882B2 (en) * 2009-02-24 2014-07-16 ダイキン工業株式会社 Heat pump system
JP5729910B2 (en) * 2010-03-05 2015-06-03 三菱重工業株式会社 Hot water heat pump and control method thereof
KR20120136854A (en) * 2011-06-10 2012-12-20 삼성전자주식회사 Water supply apparatus
KR101873594B1 (en) 2011-12-14 2018-07-02 엘지전자 주식회사 A cascade heat pump
CN102759220B (en) * 2012-07-30 2014-10-15 广东麦科尔新能源科技有限公司 Carbon dioxide compressor-based triple power supply system applicable to harsh environment
CN103939999B (en) * 2014-04-16 2017-01-11 广东美的制冷设备有限公司 Double-refrigerant air conditioner system and control method thereof
CN111795423B (en) * 2020-03-26 2021-09-03 同济大学 Carbon dioxide heat pump heating system based on three-fluid heat exchanger

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005083585A (en) * 2003-09-04 2005-03-31 Mitsubishi Electric Corp Heat pump-type hot water supply system
JP2005180742A (en) * 2003-12-17 2005-07-07 Hitachi Ltd Heat pump type water heater, and its operating method
AU2005258416A1 (en) * 2004-07-01 2006-01-12 Daikin Industries, Ltd. Hot water supply system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005147409A (en) * 2003-11-11 2005-06-09 Tokyo Electric Power Co Inc:The Heat pump type cooler/heater

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005083585A (en) * 2003-09-04 2005-03-31 Mitsubishi Electric Corp Heat pump-type hot water supply system
JP2005180742A (en) * 2003-12-17 2005-07-07 Hitachi Ltd Heat pump type water heater, and its operating method
AU2005258416A1 (en) * 2004-07-01 2006-01-12 Daikin Industries, Ltd. Hot water supply system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007077687A1 *

Also Published As

Publication number Publication date
JP2007178088A (en) 2007-07-12
EP1972862B1 (en) 2015-10-21
WO2007077687A1 (en) 2007-07-12
CN101346592B (en) 2011-08-03
JP3966889B2 (en) 2007-08-29
CN101346592A (en) 2009-01-14
EP1972862A1 (en) 2008-09-24

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