JP7468772B2 - 燃焼装置およびボイラ - Google Patents

燃焼装置およびボイラ Download PDF

Info

Publication number
JP7468772B2
JP7468772B2 JP2023500576A JP2023500576A JP7468772B2 JP 7468772 B2 JP7468772 B2 JP 7468772B2 JP 2023500576 A JP2023500576 A JP 2023500576A JP 2023500576 A JP2023500576 A JP 2023500576A JP 7468772 B2 JP7468772 B2 JP 7468772B2
Authority
JP
Japan
Prior art keywords
ammonia
injection nozzle
furnace
pulverized coal
internal space
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.)
Active
Application number
JP2023500576A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022176353A1 (https=
Inventor
大樹 石井
貴弘 小崎
恵美 大野
誠 越前屋
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.)
IHI Corp
Original Assignee
IHI Corp
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 IHI Corp filed Critical IHI Corp
Publication of JPWO2022176353A1 publication Critical patent/JPWO2022176353A1/ja
Application granted granted Critical
Publication of JP7468772B2 publication Critical patent/JP7468772B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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 
    • F23C1/00—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air
    • F23C1/12—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air gaseous and pulverulent fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J7/00—Arrangement of devices for supplying chemicals to fire
    • 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 
    • F23C1/00—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air
    • F23C1/10—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air liquid and pulverulent fuel
    • 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
    • F23D11/106—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 medium and fuel meeting at the burner outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D17/00—Burners for combustion simultaneously or alternately of gaseous or liquid or pulverulent fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D17/00—Burners for combustion simultaneously or alternately of gaseous or liquid or pulverulent fuel
    • F23D17/005—Burners for combustion simultaneously or alternately of gaseous or liquid or pulverulent fuel gaseous or pulverulent fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D17/00—Burners for combustion simultaneously or alternately of gaseous or liquid or pulverulent fuel
    • F23D17/007—Burners for combustion simultaneously or alternately of gaseous or liquid or pulverulent fuel liquid or pulverulent fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/003—Systems for controlling combustion using detectors sensitive to combustion gas properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2215/00—Preventing emissions
    • F23J2215/10—Nitrogen; Compounds thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
  • Gas Separation By Absorption (AREA)
JP2023500576A 2021-02-19 2021-12-14 燃焼装置およびボイラ Active JP7468772B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021025117 2021-02-19
JP2021025117 2021-02-19
PCT/JP2021/046067 WO2022176353A1 (ja) 2021-02-19 2021-12-14 燃焼装置およびボイラ

Publications (2)

Publication Number Publication Date
JPWO2022176353A1 JPWO2022176353A1 (https=) 2022-08-25
JP7468772B2 true JP7468772B2 (ja) 2024-04-16

Family

ID=82930503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023500576A Active JP7468772B2 (ja) 2021-02-19 2021-12-14 燃焼装置およびボイラ

Country Status (6)

Country Link
US (1) US20230296244A1 (https=)
JP (1) JP7468772B2 (https=)
KR (1) KR20230125273A (https=)
AU (1) AU2021429041B2 (https=)
DE (1) DE112021005842T5 (https=)
WO (1) WO2022176353A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI897493B (zh) * 2023-06-21 2025-09-11 日商三菱重工業股份有限公司 燃燒器及具備其之鍋爐，以及燃燒器之運轉方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180216828A1 (en) 2015-08-20 2018-08-02 Siemens Aktiengesellschaft A premixed dual fuel burner with a tapering injection component for main liquid fuel
JP2019086189A (ja) 2017-11-02 2019-06-06 株式会社Ihi 燃焼装置及びボイラ
JP2019174051A (ja) 2018-03-28 2019-10-10 株式会社Ihi 燃焼装置及びガスタービン
JP2019203631A (ja) 2018-05-22 2019-11-28 三菱日立パワーシステムズ株式会社 バーナおよび燃焼装置
JP2022091595A (ja) 2020-12-09 2022-06-21 川崎重工業株式会社 バーナ及びその制御方法、並びに、燃焼炉

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52136427A (en) * 1976-05-11 1977-11-15 Ube Ind Ltd Mixed combustion burner for coal and heavy oil
JPS5941084B2 (ja) * 1978-04-01 1984-10-04 株式会社神戸製鋼所 窒素酸化物生成量の少ない燃焼方法
US5326536A (en) * 1993-04-30 1994-07-05 The Babcock & Wilcox Company Apparatus for injecting NOx inhibiting liquid reagent into the flue gas of a boiler in response to a sensed temperature
US5315941A (en) * 1993-06-07 1994-05-31 The Babcock & Wilcox Company Method and apparatus for injecting nox inhibiting reagent into the flue gas of a boiler
JP2021025117A (ja) 2019-08-08 2021-02-22 株式会社大阪ソーダ 導電性接着剤
KR20230125279A (ko) * 2021-02-19 2023-08-29 가부시키가이샤 아이에이치아이 연소 장치 및 보일러

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180216828A1 (en) 2015-08-20 2018-08-02 Siemens Aktiengesellschaft A premixed dual fuel burner with a tapering injection component for main liquid fuel
JP2019086189A (ja) 2017-11-02 2019-06-06 株式会社Ihi 燃焼装置及びボイラ
JP2019174051A (ja) 2018-03-28 2019-10-10 株式会社Ihi 燃焼装置及びガスタービン
JP2019203631A (ja) 2018-05-22 2019-11-28 三菱日立パワーシステムズ株式会社 バーナおよび燃焼装置
JP2022091595A (ja) 2020-12-09 2022-06-21 川崎重工業株式会社 バーナ及びその制御方法、並びに、燃焼炉

Also Published As

Publication number Publication date
KR20230125273A (ko) 2023-08-29
DE112021005842T5 (de) 2023-08-17
JPWO2022176353A1 (https=) 2022-08-25
US20230296244A1 (en) 2023-09-21
AU2021429041A1 (en) 2023-06-22
AU2021429041B2 (en) 2025-03-13
WO2022176353A1 (ja) 2022-08-25

Similar Documents

Publication Publication Date Title
US12331926B2 (en) Combustion device and boiler
JP7027817B2 (ja) 燃焼装置及びボイラ
JP5374404B2 (ja) 燃焼バーナおよびこの燃焼バーナを備えるボイラ
JP7498654B2 (ja) バーナ及びその制御方法、並びに、燃焼炉
JP7616342B2 (ja) 燃焼装置およびボイラ
US20240230085A9 (en) Combustion device and boiler
JP7533754B2 (ja) 燃焼装置およびボイラ
JP7468772B2 (ja) 燃焼装置およびボイラ
JP7816486B2 (ja) 燃焼装置
JP2025038625A (ja) 燃焼設備

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230207

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231212

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240126

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240305

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240318

R150 Certificate of patent or registration of utility model

Ref document number: 7468772

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150