EP4206556A4 - Control method and device for heat pump water heater - Google Patents

Control method and device for heat pump water heater Download PDF

Info

Publication number
EP4206556A4
EP4206556A4 EP21859994.2A EP21859994A EP4206556A4 EP 4206556 A4 EP4206556 A4 EP 4206556A4 EP 21859994 A EP21859994 A EP 21859994A EP 4206556 A4 EP4206556 A4 EP 4206556A4
Authority
EP
European Patent Office
Prior art keywords
control method
heat pump
water heater
pump water
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.)
Pending
Application number
EP21859994.2A
Other languages
German (de)
French (fr)
Other versions
EP4206556A1 (en
Inventor
Juan Huang
Bo Li
Bingquan Chen
Xilong Li
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.)
Qingdao Haier New Energy Appliance Co Ltd
Haier Smart Home Co Ltd
Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd
Original Assignee
Qingdao Haier New Energy Appliance Co Ltd
Haier Smart Home Co Ltd
Qingdao Economic and Technological Development Zone Haier Water Heater Co 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 Qingdao Haier New Energy Appliance Co Ltd, Haier Smart Home Co Ltd, Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd filed Critical Qingdao Haier New Energy Appliance Co Ltd
Publication of EP4206556A1 publication Critical patent/EP4206556A1/en
Publication of EP4206556A4 publication Critical patent/EP4206556A4/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
    • 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
    • F24H4/04—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
    • 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
    • F24H15/225—Temperature of the water in the water storage tank at different heights of the 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
    • F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/375—Control of heat pumps
    • F24H15/39—Control of valves for distributing refrigerant to different evaporators or condensers in 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
    • F24H9/00—Details
    • F24H9/0005—Details for water 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
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F24H9/2007—Arrangement or mounting of control or safety devices for water 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
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
    • F24H9/2021—Storage heaters
    • 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
    • F25B13/00—Compression machines, plants or systems, with reversible 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • 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
    • 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
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/003—Indoor unit with water as a heat sink or heat source
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0232—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units with bypasses
    • F25B2313/02323—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units with bypasses during heating
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0234—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in series arrangements
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2501—Bypass valves
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2116—Temperatures of a condenser
    • F25B2700/21161—Temperatures of a condenser of the fluid heated by the condenser

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)
  • Sorption Type Refrigeration Machines (AREA)
EP21859994.2A 2020-08-25 2021-07-22 Control method and device for heat pump water heater Pending EP4206556A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010861230.2A CN112033003A (en) 2020-08-25 2020-08-25 Control method of heat pump water heater
PCT/CN2021/107990 WO2022042154A1 (en) 2020-08-25 2021-07-22 Control method and device for heat pump water heater

Publications (2)

Publication Number Publication Date
EP4206556A1 EP4206556A1 (en) 2023-07-05
EP4206556A4 true EP4206556A4 (en) 2024-02-28

Family

ID=73580834

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21859994.2A Pending EP4206556A4 (en) 2020-08-25 2021-07-22 Control method and device for heat pump water heater

Country Status (4)

Country Link
EP (1) EP4206556A4 (en)
CN (1) CN112033003A (en)
AU (1) AU2021333692A1 (en)
WO (1) WO2022042154A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112033003A (en) * 2020-08-25 2020-12-04 青岛海尔新能源电器有限公司 Control method of heat pump water heater
CN112629020B (en) * 2020-12-17 2023-04-14 青岛海尔新能源电器有限公司 Heat pump water heater and control method thereof
CN112762611A (en) * 2021-01-29 2021-05-07 青岛经济技术开发区海尔热水器有限公司 Water tank, water heater and control method
CN114183921A (en) * 2021-10-29 2022-03-15 青岛海尔新能源电器有限公司 Control method, device and equipment of heat pump water heater
CN115111779A (en) * 2022-05-17 2022-09-27 中原工学院 Heat pump capable of controlling and changing refrigerant flow and water temperature control method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105588331A (en) * 2014-12-09 2016-05-18 海信（山东）空调有限公司 Water tank for heat-pump water heater, heat-pump water heater and use method
CN110906589A (en) * 2019-10-29 2020-03-24 青岛海尔新能源电器有限公司 Heat exchanger for heat pump and heat pump water heater
CN110986436A (en) * 2019-10-29 2020-04-10 青岛海尔新能源电器有限公司 Heat pump water heater and control method thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE383039B (en) * 1975-02-18 1976-02-23 Projectus Ind Produkter Ab UNIT FOR HEATING A FLUID, PREFERABLY WATER, IN A CONVENTIONAL CENTRAL HEATING SYSTEM, UNDER UTILIZATION OF EXISTING HEAT FROM SEVERAL COOLING MACHINES
JP4059616B2 (en) * 2000-06-28 2008-03-12 株式会社デンソー Heat pump water heater
CN104034033B (en) * 2013-03-08 2017-07-28 广东美的暖通设备有限公司 Heating system and the Teat pump boiler with heating system
CN106996644B (en) * 2017-04-17 2023-12-05 珠海格力电器股份有限公司 Air energy water heater and control method thereof
CN106979617B (en) * 2017-05-15 2023-10-31 珠海格力电器股份有限公司 Heat pump water heating device and control method thereof
CN207146912U (en) * 2017-08-25 2018-03-27 合肥美的暖通设备有限公司 Water heater
CN208968044U (en) * 2018-10-16 2019-06-11 艾欧史密斯(中国)热水器有限公司 Teat pump boiler
CN112033003A (en) * 2020-08-25 2020-12-04 青岛海尔新能源电器有限公司 Control method of heat pump water heater

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105588331A (en) * 2014-12-09 2016-05-18 海信（山东）空调有限公司 Water tank for heat-pump water heater, heat-pump water heater and use method
CN110906589A (en) * 2019-10-29 2020-03-24 青岛海尔新能源电器有限公司 Heat exchanger for heat pump and heat pump water heater
CN110986436A (en) * 2019-10-29 2020-04-10 青岛海尔新能源电器有限公司 Heat pump water heater and control method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022042154A1 *

Also Published As

Publication number Publication date
WO2022042154A1 (en) 2022-03-03
CN112033003A (en) 2020-12-04
AU2021333692A1 (en) 2023-05-18
EP4206556A1 (en) 2023-07-05

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RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 6/04 20060101ALI20240122BHEP

Ipc: F25B 6/02 20060101ALI20240122BHEP

Ipc: F24H 15/39 20220101ALI20240122BHEP

Ipc: F24H 15/225 20220101ALI20240122BHEP

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