EP4033173A4 - Hot water supply device - Google Patents

Hot water supply device Download PDF

Info

Publication number
EP4033173A4
EP4033173A4 EP20885964.5A EP20885964A EP4033173A4 EP 4033173 A4 EP4033173 A4 EP 4033173A4 EP 20885964 A EP20885964 A EP 20885964A EP 4033173 A4 EP4033173 A4 EP 4033173A4
Authority
EP
European Patent Office
Prior art keywords
hot water
water supply
supply device
hot
water
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.)
Pending
Application number
EP20885964.5A
Other languages
German (de)
French (fr)
Other versions
EP4033173A1 (en
Inventor
Masanori Ukibune
Atsushi Okamoto
Hideho SAKAGUCHI
Yasuhiro Kouno
Qi Fang
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 EP4033173A1 publication Critical patent/EP4033173A1/en
Publication of EP4033173A4 publication Critical patent/EP4033173A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00—Fluid heaters characterised by the use of heat pumps
    • F24H4/02—Water heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/0026—Domestic hot-water supply systems with conventional heating means
    • F24D17/0031—Domestic hot-water supply systems with conventional heating means with accumulation of the heated water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/02—Domestic hot-water supply systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/0092—Devices for preventing or removing corrosion, slime or scale
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18—Water-storage heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/0005—Details for water heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
EP20885964.5A 2019-11-05 2020-10-29 Hot water supply device Pending EP4033173A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019200771 2019-11-05
PCT/JP2020/040651 WO2021090758A1 (en) 2019-11-05 2020-10-29 Hot water supply device

Publications (2)

Publication Number Publication Date
EP4033173A1 EP4033173A1 (en) 2022-07-27
EP4033173A4 true EP4033173A4 (en) 2022-11-09

Family

ID=75849754

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20885964.5A Pending EP4033173A4 (en) 2019-11-05 2020-10-29 Hot water supply device

Country Status (7)

Country Link
US (1) US20220260280A1 (en)
EP (1) EP4033173A4 (en)
JP (1) JP7071672B2 (en)
CN (1) CN114630994A (en)
AU (1) AU2020379962B2 (en)
CA (1) CA3155778A1 (en)
WO (1) WO2021090758A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3185318U (en) * 2013-05-31 2013-08-08 日本治水株式会社 Cooling tower system
JP2015161437A (en) * 2014-02-27 2015-09-07 株式会社富士通ゼネラル Hot water heating device
JP2016117051A (en) * 2014-12-18 2016-06-30 三菱電機株式会社 Scale removal device, water heater and scale removal method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58168839A (en) * 1982-03-29 1983-10-05 Gasutaa:Kk Water heater
JP2000093968A (en) * 1998-09-21 2000-04-04 Matsushita Electric Ind Co Ltd Water cleaning apparatus
CN1378059A (en) * 2001-04-04 2002-11-06 路英梅 Water heating method and device without scaling and resisting high pressure
KR100607152B1 (en) * 2004-08-09 2006-08-02 권영현 Heat pump type heat and cooling system for feeding steam water
JP5550130B2 (en) 2009-07-21 2014-07-16 東京電力株式会社 Hot water supply method and hot water supply system
JP4947197B2 (en) * 2010-07-15 2012-06-06 ダイキン工業株式会社 Heat pump system
CN103635435A (en) 2011-06-24 2014-03-12 三菱电机株式会社 Scale removal method and scale removal device
WO2013094410A1 (en) 2011-12-20 2013-06-27 三菱電機株式会社 Hot-water supply device
JP3174054U (en) 2011-12-22 2012-03-01 理佳 武居 Hot spring circulation hot water supply system
JP5621827B2 (en) * 2012-10-10 2014-11-12 三菱電機株式会社 Mineral component removal device and hot water supply device
JP2014081116A (en) * 2012-10-16 2014-05-08 Panasonic Corp Water heater
JP6029744B2 (en) 2013-03-29 2016-11-24 三菱電機株式会社 Water quality diagnostic method, water quality diagnostic device and water heater system
WO2015132984A1 (en) 2014-03-03 2015-09-11 三菱電機株式会社 Scale trapper and water heater
JP6635809B2 (en) 2016-01-27 2020-01-29 大阪瓦斯株式会社 Waste heat utilization heat source equipment
JP6795442B2 (en) 2017-03-30 2020-12-02 東京瓦斯株式会社 Hot water storage power generation system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3185318U (en) * 2013-05-31 2013-08-08 日本治水株式会社 Cooling tower system
JP2015161437A (en) * 2014-02-27 2015-09-07 株式会社富士通ゼネラル Hot water heating device
JP2016117051A (en) * 2014-12-18 2016-06-30 三菱電機株式会社 Scale removal device, water heater and scale removal method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021090758A1 *

Also Published As

Publication number Publication date
US20220260280A1 (en) 2022-08-18
JP2021076365A (en) 2021-05-20
WO2021090758A1 (en) 2021-05-14
CN114630994A (en) 2022-06-14
AU2020379962B2 (en) 2023-12-21
JP7071672B2 (en) 2022-05-19
AU2020379962A1 (en) 2022-05-26
CA3155778A1 (en) 2021-05-14
EP4033173A1 (en) 2022-07-27

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Owner name: DAIKIN INDUSTRIES, LTD.

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