EP3940292A4 - Multi-tube once-through boiler - Google Patents

Multi-tube once-through boiler Download PDF

Info

Publication number
EP3940292A4
EP3940292A4 EP19919815.1A EP19919815A EP3940292A4 EP 3940292 A4 EP3940292 A4 EP 3940292A4 EP 19919815 A EP19919815 A EP 19919815A EP 3940292 A4 EP3940292 A4 EP 3940292A4
Authority
EP
European Patent Office
Prior art keywords
boiler
tube once
once
tube
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
EP19919815.1A
Other languages
German (de)
French (fr)
Other versions
EP3940292B1 (en
EP3940292A1 (en
Inventor
Tadayuki INO
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3940292A1 publication Critical patent/EP3940292A1/en
Publication of EP3940292A4 publication Critical patent/EP3940292A4/en
Application granted granted Critical
Publication of EP3940292B1 publication Critical patent/EP3940292B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/22—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes of form other than straight or substantially straight
    • F22B21/30—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes of form other than straight or substantially straight bent in U-loop form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B29/00—Steam boilers of forced-flow type
    • F22B29/06—Steam boilers of forced-flow type of once-through type, i.e. built-up from tubes receiving water at one end and delivering superheated steam at the other end of the tubes
    • F22B29/061—Construction of tube walls
    • F22B29/062—Construction of tube walls involving vertically-disposed water tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/02—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially straight water tubes
    • F22B21/20—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially straight water tubes involving sectional or subdivided headers in separate arrangement for each water-tube set
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/22—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes of form other than straight or substantially straight
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/34—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers
    • F22B21/346—Horizontal radiation boilers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/34—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers
    • F22B21/36—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers involving an upper drum or headers mounted at the top of the combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
    • F22B21/34—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers
    • F22B21/36—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers involving an upper drum or headers mounted at the top of the combustion chamber
    • F22B21/366—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from water tubes grouped in panel form surrounding the combustion chamber, i.e. radiation boilers involving an upper drum or headers mounted at the top of the combustion chamber involving a horizontal drum mounted in the middle of the boiler
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
    • F23C3/002—Combustion apparatus characterised by the shape of the combustion chamber the chamber having an elongated tubular form, e.g. for a radiant tube
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/001—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space spraying nozzle combined with forced draft fan in one unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/10—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F23N1/02—Regulating fuel supply conjointly with air supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2202/00—Liquid fuel burners

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cleaning By Liquid Or Steam (AREA)
EP19919815.1A 2019-03-15 2019-03-15 Multi-tube once-through boiler Active EP3940292B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/010813 WO2020188625A1 (en) 2019-03-15 2019-03-15 Multi-tube once-through boiler

Publications (3)

Publication Number Publication Date
EP3940292A1 EP3940292A1 (en) 2022-01-19
EP3940292A4 true EP3940292A4 (en) 2022-11-16
EP3940292B1 EP3940292B1 (en) 2023-06-07

Family

ID=72519708

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19919815.1A Active EP3940292B1 (en) 2019-03-15 2019-03-15 Multi-tube once-through boiler

Country Status (9)

Country Link
US (1) US20220170626A1 (en)
EP (1) EP3940292B1 (en)
JP (1) JP7128344B2 (en)
KR (1) KR102681499B1 (en)
CN (1) CN113557389A (en)
DK (1) DK3940292T3 (en)
ES (1) ES2954770T3 (en)
PL (1) PL3940292T3 (en)
WO (1) WO2020188625A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7099864B2 (en) * 2018-04-27 2022-07-12 猪野 貴行 Multi-tube once-through boiler
US20240316599A1 (en) 2021-09-15 2024-09-26 Lg Energy Solution, Ltd. Roll Cleaning Device
WO2024089790A1 (en) * 2022-10-26 2024-05-02 株式会社日本汽罐 Multi-pipe once-through boiler and method for operating same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353749A (en) * 1993-10-04 1994-10-11 Zurn Industries, Inc. Boiler design
US6817319B1 (en) * 2003-11-25 2004-11-16 Precision Boilers, Inc. Boiler
US20080022947A1 (en) * 2006-07-27 2008-01-31 Unilux Advanced Manufacturing, Inc. Compact high-efficiency boiler and method for producing steam

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB595424A (en) * 1945-02-23 1947-12-04 Colin Watwills Improvements in and relating to tubular heaters and coolers for fluids
US3425058A (en) * 1967-06-23 1969-01-28 Robert S Babington Fuel burner
JPS57134615A (en) * 1981-02-10 1982-08-19 Iwatani & Co Incinerator device with taking-out function of steam energy
US5304123A (en) * 1991-10-24 1994-04-19 Children's Medical Center Corporation Detachable balloon catheter for endoscopic treatment of vesicoureteral reflux
JP2914647B2 (en) 1995-06-05 1999-07-05 株式会社サムソン Multi-tube type once-through boiler
DE19925875A1 (en) * 1999-06-07 2000-12-14 Krupp Polysius Ag Tubular burner for industrial furnaces
WO2008004281A1 (en) * 2006-07-04 2008-01-10 Miura Co., Ltd. Combustion apparatus
JP5151373B2 (en) * 2006-11-30 2013-02-27 三浦工業株式会社 boiler
JP2009109067A (en) * 2007-10-29 2009-05-21 Miura Co Ltd Mixed combustion burner and boiler
JP2010095410A (en) * 2008-10-17 2010-04-30 Taiheiyo Cement Corp Method of utilizing waste oil-based waste
US9404650B2 (en) * 2009-06-30 2016-08-02 M. Alexandre Lapierre Boiler with improved hot gas passages
CN201740022U (en) * 2010-06-08 2011-02-09 隋国胜 Eddy atomizing oil combustor for boilers
JP5929412B2 (en) * 2012-03-28 2016-06-08 三浦工業株式会社 Boiler system
DE102013004016A1 (en) * 2013-03-08 2014-09-11 Messer Austria Gmbh Multi-fuel burner and method for heating a furnace chamber
JP2014205130A (en) * 2013-04-15 2014-10-30 東洋技研株式会社 Oil catcher, oil reboiler, and edible oil recovery system
CA2894077C (en) * 2014-06-12 2023-09-26 Thermodesign Inc. Boiler system comprising an integrated economizer
CN207006104U (en) * 2017-07-24 2018-02-13 三浦工业株式会社 Boiler
JP3217062U (en) * 2018-05-01 2018-07-12 猪野 貴行 Multi-tube once-through boiler
CN208431739U (en) * 2018-05-31 2019-01-25 张家港威孚热能股份有限公司 A kind of steam generator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353749A (en) * 1993-10-04 1994-10-11 Zurn Industries, Inc. Boiler design
US6817319B1 (en) * 2003-11-25 2004-11-16 Precision Boilers, Inc. Boiler
US20080022947A1 (en) * 2006-07-27 2008-01-31 Unilux Advanced Manufacturing, Inc. Compact high-efficiency boiler and method for producing steam

Also Published As

Publication number Publication date
KR20210122831A (en) 2021-10-12
US20220170626A1 (en) 2022-06-02
ES2954770T3 (en) 2023-11-24
EP3940292B1 (en) 2023-06-07
EP3940292A1 (en) 2022-01-19
JP7128344B2 (en) 2022-08-30
DK3940292T3 (en) 2023-06-26
WO2020188625A1 (en) 2020-09-24
CN113557389A (en) 2021-10-26
JPWO2020188625A1 (en) 2020-09-24
KR102681499B1 (en) 2024-07-03
PL3940292T3 (en) 2023-11-06

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