EP2685177A4 - Heat pump-type water heater - Google Patents

Heat pump-type water heater

Info

Publication number
EP2685177A4
EP2685177A4 EP20120755362 EP12755362A EP2685177A4 EP 2685177 A4 EP2685177 A4 EP 2685177A4 EP 20120755362 EP20120755362 EP 20120755362 EP 12755362 A EP12755362 A EP 12755362A EP 2685177 A4 EP2685177 A4 EP 2685177A4
Authority
EP
European Patent Office
Prior art keywords
heat pump
water heater
type water
type
heater
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
EP20120755362
Other languages
German (de)
French (fr)
Other versions
EP2685177B1 (en
EP2685177A1 (en
Inventor
Hideo Chikami
Yuuichi Kita
Hidehiko Kataoka
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.)
Daikin Industries Ltd
Original Assignee
Daikin 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP2685177A1 publication Critical patent/EP2685177A1/en
Publication of EP2685177A4 publication Critical patent/EP2685177A4/en
Application granted granted Critical
Publication of EP2685177B1 publication Critical patent/EP2685177B1/en
Active 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
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1006Arrangement or mounting of control or safety devices for water heating systems
    • F24D19/1051Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
    • F24D19/1054Arrangement or mounting of control or safety devices for water heating systems for domestic hot water the system uses a heat pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/10Control of fluid heaters characterised by the purpose of the control
    • F24H15/156Reducing the quantity of energy consumed; Increasing efficiency
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/20Control of fluid heaters characterised by control inputs
    • F24H15/212Temperature of the water
    • F24H15/215Temperature of the water before heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/20Control of fluid heaters characterised by control inputs
    • F24H15/227Temperature of the refrigerant in heat pump cycles
    • F24H15/232Temperature of the refrigerant in heat pump cycles at the condenser
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/20Control of fluid heaters characterised by control inputs
    • F24H15/258Outdoor temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • F24H4/04Storage heaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
EP12755362.6A 2011-03-10 2012-03-09 Heat pump-type water heater Active EP2685177B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011052445 2011-03-10
PCT/JP2012/056161 WO2012121382A1 (en) 2011-03-10 2012-03-09 Heat pump-type water heater

Publications (3)

Publication Number Publication Date
EP2685177A1 EP2685177A1 (en) 2014-01-15
EP2685177A4 true EP2685177A4 (en) 2014-08-20
EP2685177B1 EP2685177B1 (en) 2016-05-04

Family

ID=46798333

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12755362.6A Active EP2685177B1 (en) 2011-03-10 2012-03-09 Heat pump-type water heater

Country Status (4)

Country Link
EP (1) EP2685177B1 (en)
JP (1) JPWO2012121382A1 (en)
CN (1) CN103415747B (en)
WO (1) WO2012121382A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103900253B (en) * 2012-12-25 2017-04-05 福州斯狄渢电热水器有限公司 Plug and play formula air energy heat pump water heater and its control method
JP6223279B2 (en) * 2014-05-26 2017-11-01 三菱電機株式会社 Water heater
WO2017027857A1 (en) * 2015-08-12 2017-02-16 Sarkis Sr Anthony Michael Hot water heating system and related methods
FR3046218B1 (en) * 2015-12-23 2019-06-07 Atlantic Industrie METHOD FOR REGULATING A WATER HEATER AND WATER HEATER
JP6743519B2 (en) * 2016-06-27 2020-08-19 ダイキン工業株式会社 Hot water supply system
JP6775688B2 (en) * 2017-07-18 2020-10-28 三菱電機株式会社 Hot water heater
CN111928478B (en) * 2020-08-10 2021-10-12 中山市帕科电器科技有限公司 Water heater capable of increasing hot water internal circulation efficiency

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1162419A1 (en) * 2000-06-05 2001-12-12 Denso Corporation Hot-water supply system with heat pump cycle
DE10257431A1 (en) * 2001-12-14 2003-06-18 Denso Corp Hot water delivery system with heat pump conducts boiling process in water container by operating heat pump unit and circulation pump, stops pump before all water in container boiled up
WO2009069734A1 (en) * 2007-11-30 2009-06-04 Daikin Industries, Ltd. Hot-water supply apparatus
DE102009017423A1 (en) * 2009-04-15 2010-10-21 Stiebel Eltron Gmbh & Co. Kg Hot water store loading control process for laminar water storage involves driving second circulation pump on basis of parameter dependent on pump operating point

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4078034B2 (en) 2001-02-06 2008-04-23 東芝キヤリア株式会社 Heat pump water heater
JP2003106653A (en) * 2001-09-28 2003-04-09 Kansai Electric Power Co Inc:The Heat pump type water heater
JP2005172251A (en) * 2003-12-08 2005-06-30 Sanyo Electric Co Ltd Heat pump type hot water supply apparatus
JP2006125654A (en) * 2004-10-26 2006-05-18 Matsushita Electric Ind Co Ltd Heat pump hot water heater
CN201007558Y (en) * 2007-01-27 2008-01-16 苏权兴 Thermal pump water heater
JP2007139415A (en) * 2007-02-09 2007-06-07 Denso Corp Heat pump water heater
JP5181828B2 (en) * 2008-05-21 2013-04-10 パナソニック株式会社 Heat pump water heater
CN201637107U (en) * 2010-02-05 2010-11-17 广东美的电器股份有限公司 Heat pump water heater with water tank

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1162419A1 (en) * 2000-06-05 2001-12-12 Denso Corporation Hot-water supply system with heat pump cycle
DE10257431A1 (en) * 2001-12-14 2003-06-18 Denso Corp Hot water delivery system with heat pump conducts boiling process in water container by operating heat pump unit and circulation pump, stops pump before all water in container boiled up
WO2009069734A1 (en) * 2007-11-30 2009-06-04 Daikin Industries, Ltd. Hot-water supply apparatus
DE102009017423A1 (en) * 2009-04-15 2010-10-21 Stiebel Eltron Gmbh & Co. Kg Hot water store loading control process for laminar water storage involves driving second circulation pump on basis of parameter dependent on pump operating point

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012121382A1 *

Also Published As

Publication number Publication date
EP2685177B1 (en) 2016-05-04
EP2685177A1 (en) 2014-01-15
CN103415747B (en) 2016-03-02
WO2012121382A1 (en) 2012-09-13
JPWO2012121382A1 (en) 2014-07-17
CN103415747A (en) 2013-11-27

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