EP4050282A4 - Gas device - Google Patents

Gas device Download PDF

Info

Publication number
EP4050282A4
EP4050282A4 EP20881291.7A EP20881291A EP4050282A4 EP 4050282 A4 EP4050282 A4 EP 4050282A4 EP 20881291 A EP20881291 A EP 20881291A EP 4050282 A4 EP4050282 A4 EP 4050282A4
Authority
EP
European Patent Office
Prior art keywords
gas device
gas
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
EP20881291.7A
Other languages
German (de)
French (fr)
Other versions
EP4050282A1 (en
Inventor
Chaoxiong XUE
Jian GOU
Guorong LIANG
Guoping Xu
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.)
Midea Group Co Ltd
Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Wuhu Midea Kitchen and Bath Appliances Manufacturing 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 Midea Group Co Ltd, Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Publication of EP4050282A1 publication Critical patent/EP4050282A1/en
Publication of EP4050282A4 publication Critical patent/EP4050282A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
    • F23D14/045—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with a plurality of burner bars assembled together, e.g. in a grid-like arrangement
    • 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
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
    • F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M9/00—Baffles or deflectors for air or combustion products; Flame shields
    • F23M9/04—Baffles or deflectors for air or combustion products; Flame shields with air supply passages in the baffle or shield
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/34—Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air
    • F23D14/36—Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air in which the compressor and burner form a single unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/70—Baffles or like flow-disturbing devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M9/00—Baffles or deflectors for air or combustion products; Flame shields
    • F23M9/003—Baffles or deflectors for air or combustion products; Flame shields in flue gas ducts
    • 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
    • F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
    • F24H1/43—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes helically or spirally coiled
    • 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
    • F24H9/0005—Details for water heaters
    • F24H9/001—Guiding means
    • F24H9/0026—Guiding means in combustion gas channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Gas Burners (AREA)
  • Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)
EP20881291.7A 2019-10-31 2020-10-30 Gas device Pending EP4050282A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201911054574 2019-10-31
CN202022458519.8U CN212409092U (en) 2019-10-31 2020-10-29 Gas equipment
CN202011181533.6A CN112747473A (en) 2019-10-31 2020-10-29 Gas equipment
PCT/CN2020/125334 WO2021083338A1 (en) 2019-10-31 2020-10-30 Gas device

Publications (2)

Publication Number Publication Date
EP4050282A1 EP4050282A1 (en) 2022-08-31
EP4050282A4 true EP4050282A4 (en) 2022-12-21

Family

ID=74375088

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20881291.7A Pending EP4050282A4 (en) 2019-10-31 2020-10-30 Gas device

Country Status (5)

Country Link
US (1) US20220397272A1 (en)
EP (1) EP4050282A4 (en)
JP (1) JP2022554295A (en)
CN (2) CN212409092U (en)
WO (1) WO2021083338A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN215725326U (en) * 2021-01-15 2022-02-01 芜湖美的厨卫电器制造有限公司 Heat exchanger and gas equipment
AU2022207584A1 (en) * 2021-01-15 2023-08-24 Midea Group Co., Ltd. Gas apparatus and gas water heater
CN116336469B (en) * 2023-05-24 2023-08-18 杭州老板电器股份有限公司 Flow path system, combustion heat exchange assembly and gas water heater

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0252910A (en) * 1988-08-17 1990-02-22 Matsushita Electric Ind Co Ltd Hot water supply appliance
WO2012144766A2 (en) * 2011-04-18 2012-10-26 주식회사 경동나비엔 Cooling device of combustion chamber and combustion device having cooling structure of combustion chamber
WO2013085156A1 (en) * 2011-12-05 2013-06-13 주식회사 경동나비엔 Combustion device
KR101596715B1 (en) * 2014-11-25 2016-02-23 주식회사 경동나비엔 Combustion apparatus having structure for cooling combustion chamber
CN108489074A (en) * 2018-05-25 2018-09-04 艾欧史密斯(中国)热水器有限公司 Gas-fired water heater

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3777484A (en) * 1971-12-08 1973-12-11 Gen Electric Shrouded combustion liner
US4077205A (en) * 1975-12-05 1978-03-07 United Technologies Corporation Louver construction for liner of gas turbine engine combustor
US4380906A (en) * 1981-01-22 1983-04-26 United Technologies Corporation Combustion liner cooling scheme
US6079199A (en) * 1998-06-03 2000-06-27 Pratt & Whitney Canada Inc. Double pass air impingement and air film cooling for gas turbine combustor walls
CN203769943U (en) * 2013-12-24 2014-08-13 中航商用航空发动机有限责任公司 Engine structural component and transpiration cooling structure
CN204176685U (en) * 2014-09-26 2015-02-25 北京华清燃气轮机与煤气化联合循环工程技术有限公司 The double-deck gaseous film control structure of gas-turbine combustion chamber burner inner liner
CN204404242U (en) * 2014-12-18 2015-06-17 王崎文 There is the combustion chamber of porous burner inner liner
CN108662782A (en) * 2017-03-30 2018-10-16 芜湖美的厨卫电器制造有限公司 Combustion heat-exchange system and gas heater with it
CN211695436U (en) * 2019-10-31 2020-10-16 芜湖美的厨卫电器制造有限公司 Combustion chamber and gas appliance
CN111442522A (en) * 2020-04-02 2020-07-24 宁波方太厨具有限公司 Gas water heater

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0252910A (en) * 1988-08-17 1990-02-22 Matsushita Electric Ind Co Ltd Hot water supply appliance
WO2012144766A2 (en) * 2011-04-18 2012-10-26 주식회사 경동나비엔 Cooling device of combustion chamber and combustion device having cooling structure of combustion chamber
WO2013085156A1 (en) * 2011-12-05 2013-06-13 주식회사 경동나비엔 Combustion device
KR101596715B1 (en) * 2014-11-25 2016-02-23 주식회사 경동나비엔 Combustion apparatus having structure for cooling combustion chamber
CN108489074A (en) * 2018-05-25 2018-09-04 艾欧史密斯(中国)热水器有限公司 Gas-fired water heater

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021083338A1 *

Also Published As

Publication number Publication date
US20220397272A1 (en) 2022-12-15
CN112747473A (en) 2021-05-04
JP2022554295A (en) 2022-12-28
CN212409092U (en) 2021-01-26
EP4050282A1 (en) 2022-08-31
WO2021083338A1 (en) 2021-05-06

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