EP4462033A4 - Wassersystem - Google Patents

Wassersystem

Info

Publication number: EP4462033A4
Authority: EP; European Patent Office
Prior art keywords: water system; water
Prior art date: 2023-03-31
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

EP24732375.1A

Other languages

English (en)

French (fr)

Other versions

EP4462033A1 (de

Inventor

Keiji Kubota

Hideho SAKAGUCHI

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.)

2023-03-31

Filing date

2024-03-28

Publication date

2025-04-02

2024-03-28 Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd

2024-11-13 Publication of EP4462033A1 publication Critical patent/EP4462033A1/de

2025-04-02 Publication of EP4462033A4 publication Critical patent/EP4462033A4/de

Status Pending legal-status Critical Current

Links

Classifications

- 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
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1051—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
- F24D19/1054—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water the system uses a heat pump
- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/174—Supplying heated water with desired temperature or desired range of temperature
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/212—Temperature of the water
- F24H15/223—Temperature of the water in the water storage tank
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/281—Input from user
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
- F24H15/315—Control of valves of mixing valves
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
- F24H15/32—Control of valves of switching valves
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/335—Control of pumps, e.g. on-off control
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/375—Control of heat pumps
- 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
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
- F24H15/421—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data
- F24H15/429—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data for selecting operation modes
- 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
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
- F24H15/45—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based remotely accessible
- 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
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
- F24H9/133—Storage 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
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
- F24D2200/123—Compression type 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
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/08—Storage tanks

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)
Computer Hardware Design (AREA)
Heat-Pump Type And Storage Water Heaters (AREA)

EP24732375.1A 2023-03-31 2024-03-28 Wassersystem Pending EP4462033A4 (de)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP2023058796		2023-03-31
JP2023058795		2023-03-31
JP2023058797		2023-03-31
PCT/JP2024/012910 WO2024204655A1 (ja)	2023-03-31	2024-03-28	水システム

Publications (2)

Publication Number	Publication Date
EP4462033A1 EP4462033A1 (de)	2024-11-13
EP4462033A4 true EP4462033A4 (de)	2025-04-02

Family

ID=91738580

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP24732375.1A Pending EP4462033A4 (de)	2023-03-31	2024-03-28	Wassersystem

Country Status (3)

Country	Link
EP (1)	EP4462033A4 (de)
JP (2)	JP7560800B1 (de)
WO (1)	WO2024204655A1 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0384359A (ja) *	1989-08-28	1991-04-09	Toshiba Corp	給湯装置
JP2006010188A (ja) *	2004-06-24	2006-01-12	Corona Corp	貯湯式暖房装置
JP2011153772A (ja) *	2010-01-28	2011-08-11	Rinnai Corp	貯湯式給湯装置
US20220003456A1 (en) *	2019-03-27	2022-01-06	Daikin Industries, Ltd.	Hot water supply apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2000055468A (ja) *	1998-08-10	2000-02-25	Osaka Gas Co Ltd	貯湯式温水器の放熱抑制構造
JP5589664B2 (ja)	2010-08-18	2014-09-17	パナソニック株式会社	貯湯式給湯装置
JP6011280B2 (ja) *	2012-11-29	2016-10-19	株式会社ノーリツ	貯湯式給湯装置
JP7227090B2 (ja) *	2019-06-28	2023-02-21	株式会社コロナ	貯湯式給湯機
CN215372947U (zh) *	2021-05-18	2021-12-31	广东芬尼克兹节能设备有限公司	一种能提高防冻性能的热泵热水系统

2024
- 2024-03-28 JP JP2024053440A patent/JP7560800B1/ja active Active
- 2024-03-28 EP EP24732375.1A patent/EP4462033A4/de active Pending
- 2024-03-28 WO PCT/JP2024/012910 patent/WO2024204655A1/ja not_active Ceased
- 2024-07-29 JP JP2024122367A patent/JP2024146954A/ja active Pending

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0384359A (ja) *	1989-08-28	1991-04-09	Toshiba Corp	給湯装置
JP2006010188A (ja) *	2004-06-24	2006-01-12	Corona Corp	貯湯式暖房装置
JP2011153772A (ja) *	2010-01-28	2011-08-11	Rinnai Corp	貯湯式給湯装置
US20220003456A1 (en) *	2019-03-27	2022-01-06	Daikin Industries, Ltd.	Hot water supply apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024204655A1 *

Also Published As

Publication number	Publication date
JP2024146882A (ja)	2024-10-15
WO2024204655A1 (ja)	2024-10-03
EP4462033A1 (de)	2024-11-13
JP7560800B1 (ja)	2024-10-03
JP2024146954A (ja)	2024-10-15

Legal Events

Date	Code	Title	Description
2024-06-20	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: UNKNOWN
2024-10-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2024-10-11	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2024-10-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2024-11-13	17P	Request for examination filed	Effective date: 20240620
2024-11-13	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
2025-02-12	P01	Opt-out of the competence of the unified patent court (upc) registered	Free format text: CASE NUMBER: APP_992/2025 Effective date: 20250108
2025-02-24	REG	Reference to a national code	Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: F24H0001180000 Ipc: F24D0019100000
2025-04-02	A4	Supplementary search report drawn up and despatched	Effective date: 20250228
2025-04-02	RIC1	Information provided on ipc code assigned before grant	Ipc: F24H 15/45 20220101ALI20250224BHEP Ipc: F24H 15/429 20220101ALI20250224BHEP Ipc: F24H 15/375 20220101ALI20250224BHEP Ipc: F24H 15/335 20220101ALI20250224BHEP Ipc: F24H 15/32 20220101ALI20250224BHEP Ipc: F24H 15/315 20220101ALI20250224BHEP Ipc: F24H 15/281 20220101ALI20250224BHEP Ipc: F24H 15/223 20220101ALI20250224BHEP Ipc: F24H 15/174 20220101ALI20250224BHEP Ipc: F24H 9/13 20220101ALI20250224BHEP Ipc: F24D 17/02 20060101ALI20250224BHEP Ipc: F24D 19/10 20060101AFI20250224BHEP
2025-10-31	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2025-12-03	17Q	First examination report despatched	Effective date: 20251031

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