FI20155085A - Method for reducing NOx emissions in a circulating fluidized bed boiler, circulating fluidized bed boiler and use thereof - Google Patents

Method for reducing NOx emissions in a circulating fluidized bed boiler, circulating fluidized bed boiler and use thereof

Info

Publication number
FI20155085A
FI20155085A FI20155085A FI20155085A FI20155085A FI 20155085 A FI20155085 A FI 20155085A FI 20155085 A FI20155085 A FI 20155085A FI 20155085 A FI20155085 A FI 20155085A FI 20155085 A FI20155085 A FI 20155085A
Authority
FI
Finland
Prior art keywords
fluidized bed
circulating fluidized
bed boiler
nox emissions
reducing nox
Prior art date
Application number
FI20155085A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Pauli Dernjatin
Sirpa Kallio
Perttu Jukola
Original Assignee
Fortum Oyj
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 Fortum Oyj filed Critical Fortum Oyj
Priority to FI20155085A priority Critical patent/FI20155085A/en
Priority to SE1750990A priority patent/SE1750990A1/en
Priority to PCT/FI2016/050078 priority patent/WO2016128615A1/en
Priority to PL422473A priority patent/PL422473A1/en
Publication of FI20155085A publication Critical patent/FI20155085A/en

Links

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 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • 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 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/002—Fluidised bed combustion apparatus for pulverulent solid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L1/00—Passages or apertures for delivering primary air for combustion 
    • F23L1/02—Passages or apertures for delivering primary air for combustion  by discharging the air below the 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 
    • F23C10/00—Fluidised bed combustion apparatus
    • 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 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • F23C10/20—Inlets for fluidisation air, e.g. grids; Bottoms
    • 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 
    • F23C6/00—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion
    • F23C6/04—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection
    • F23C6/045—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel 
    • F23L9/02—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air above the fire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel 
    • F23L9/04—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air beyond the fire, i.e. nearer the smoke outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
FI20155085A 2015-02-09 2015-02-09 Method for reducing NOx emissions in a circulating fluidized bed boiler, circulating fluidized bed boiler and use thereof FI20155085A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20155085A FI20155085A (en) 2015-02-09 2015-02-09 Method for reducing NOx emissions in a circulating fluidized bed boiler, circulating fluidized bed boiler and use thereof
SE1750990A SE1750990A1 (en) 2015-02-09 2016-02-08 METHOD FOR NOx REDUCTION IN A CIRCULATING FLUIDIZED BED BOILER, A CIRCULATING FLUIDIZED BED BOILER AND USE THEREOF
PCT/FI2016/050078 WO2016128615A1 (en) 2015-02-09 2016-02-08 Method for nox reduction in a circulating fluidized bed boiler, a circulating fluidized bed boiler and use thereof
PL422473A PL422473A1 (en) 2015-02-09 2016-02-08 Method for reduction of NOx nitrogen oxides in the boiler with the circulating fluidized bed and its application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20155085A FI20155085A (en) 2015-02-09 2015-02-09 Method for reducing NOx emissions in a circulating fluidized bed boiler, circulating fluidized bed boiler and use thereof

Publications (1)

Publication Number Publication Date
FI20155085A true FI20155085A (en) 2016-08-10

Family

ID=55349871

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20155085A FI20155085A (en) 2015-02-09 2015-02-09 Method for reducing NOx emissions in a circulating fluidized bed boiler, circulating fluidized bed boiler and use thereof

Country Status (4)

Country Link
FI (1) FI20155085A (en)
PL (1) PL422473A1 (en)
SE (1) SE1750990A1 (en)
WO (1) WO2016128615A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108800112B (en) * 2018-06-29 2019-05-31 安庆市凯瑞建材有限公司 A kind of low emission biomass circulating fluidized bed hot-blast stove of mortar production
CN109404895A (en) * 2018-12-13 2019-03-01 武汉挚裕技术有限公司 A kind of biomass fluid bed boiler plant of top feed
CN110906359B (en) * 2019-11-18 2021-05-11 上海发电设备成套设计研究院有限责任公司 Combustion device capable of adjusting secondary air temperature and use method
CN115374632B (en) * 2022-08-19 2024-01-26 南方电网电力科技股份有限公司 Calculation method and related device for outlet flue gas in SNCR (selective non-catalytic reduction) denitration system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579070A (en) * 1985-03-01 1986-04-01 The M. W. Kellogg Company Reducing mode circulating fluid bed combustion
DE19622299C2 (en) * 1996-05-21 2000-10-12 Ver Energiewerke Ag Method for operating a pressure-charged circulating fluidized bed furnace for generating a workable gas for the gas turbine of a combined cycle power plant
US7410356B2 (en) * 2005-11-17 2008-08-12 Mobotec Usa, Inc. Circulating fluidized bed boiler having improved reactant utilization
CN103721552B (en) 2013-12-16 2016-08-17 东方电气集团东方锅炉股份有限公司 CFB furnace underload implements the method for SNCR denitration

Also Published As

Publication number Publication date
PL422473A1 (en) 2018-01-15
WO2016128615A1 (en) 2016-08-18
SE1750990A1 (en) 2017-08-15

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Legal Events

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