CH697993B1 - Zweitluftinjektor zur Verwendung in einer Verbrennungsvorrichtung und Kessel mit genannter Verbrennungsvorrichtung. - Google Patents
Zweitluftinjektor zur Verwendung in einer Verbrennungsvorrichtung und Kessel mit genannter Verbrennungsvorrichtung. Download PDFInfo
- Publication number
- CH697993B1 CH697993B1 CH00565/04A CH5652004A CH697993B1 CH 697993 B1 CH697993 B1 CH 697993B1 CH 00565/04 A CH00565/04 A CH 00565/04A CH 5652004 A CH5652004 A CH 5652004A CH 697993 B1 CH697993 B1 CH 697993B1
- Authority
- CH
- Switzerland
- Prior art keywords
- secondary air
- combustion
- nozzle
- air injector
- radial
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 35
- 239000002803 fossil fuel Substances 0.000 claims abstract description 12
- 230000004323 axial length Effects 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 23
- 239000003795 chemical substances by application Substances 0.000 description 19
- 239000003546 flue gas Substances 0.000 description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 11
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- -1 thanolamine Chemical compound 0.000 description 3
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- YSKUZVBSHIWEFK-UHFFFAOYSA-N ammelide Chemical compound NC1=NC(O)=NC(O)=N1 YSKUZVBSHIWEFK-UHFFFAOYSA-N 0.000 description 1
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010763 heavy fuel oil Substances 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
- WNVQBUHCOYRLPA-UHFFFAOYSA-N triuret Chemical compound NC(=O)NC(=O)NC(N)=O WNVQBUHCOYRLPA-UHFFFAOYSA-N 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/003—Arrangements of devices for treating smoke or fumes for supplying chemicals to fumes, e.g. using injection devices
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Air Supply (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/249,379 US6865994B2 (en) | 2003-04-03 | 2003-04-03 | Step-diffuser for overfire air and overfire air/N-agent injector systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH697993B1 true CH697993B1 (de) | 2009-04-15 |
Family
ID=32296797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH00565/04A CH697993B1 (de) | 2003-04-03 | 2004-04-01 | Zweitluftinjektor zur Verwendung in einer Verbrennungsvorrichtung und Kessel mit genannter Verbrennungsvorrichtung. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6865994B2 (enExample) |
| JP (1) | JP4381208B2 (enExample) |
| KR (1) | KR100860176B1 (enExample) |
| CH (1) | CH697993B1 (enExample) |
| GB (1) | GB2400651B (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7374735B2 (en) * | 2003-06-05 | 2008-05-20 | General Electric Company | Method for nitrogen oxide reduction in flue gas |
| US6988454B2 (en) * | 2003-09-09 | 2006-01-24 | Advanced Combustion Technology | Method and apparatus for adding reducing agent to secondary overfire air stream |
| CN100400962C (zh) * | 2005-10-14 | 2008-07-09 | 浙江大学 | 再燃氮氧化物的燃煤锅炉装置 |
| US8689707B2 (en) * | 2006-05-26 | 2014-04-08 | Fuel Tech, Inc. | Ultra low NOx burner replacement system |
| US20080083356A1 (en) * | 2006-10-09 | 2008-04-10 | Roy Payne | HYBRID BOOSTED OVERFIRE AIR SYSTEM AND METHODS FOR NOx REDUCTION IN COMBUSTION GASES |
| US20080156236A1 (en) * | 2006-12-20 | 2008-07-03 | Osamu Ito | Pulverized coal combustion boiler |
| US20090084346A1 (en) * | 2007-09-28 | 2009-04-02 | General Electric Company | Gas flow injector and method of injecting gas into a combustion system |
| US7775791B2 (en) | 2008-02-25 | 2010-08-17 | General Electric Company | Method and apparatus for staged combustion of air and fuel |
| US8302545B2 (en) * | 2009-02-20 | 2012-11-06 | General Electric Company | Systems for staged combustion of air and fuel |
| US8906301B2 (en) * | 2009-09-15 | 2014-12-09 | General Electric Company | Combustion control system and method using spatial feedback and acoustic forcings of jets |
| CN101806450B (zh) * | 2010-04-20 | 2011-08-10 | 哈尔滨工业大学 | 一种适用于不同负荷煤粉型锅炉的燃尽风装置 |
| CN102003701B (zh) * | 2010-11-23 | 2012-12-26 | 浙江大学 | 基于火下风和燃尽风的低NOx煤粉燃烧方法和装置 |
| US8900354B2 (en) * | 2011-09-08 | 2014-12-02 | The Power Industrial Group Ltd. | Boosted no-lance injection systems and methods |
| JP5998216B2 (ja) * | 2012-06-18 | 2016-09-28 | メタウォーター株式会社 | 循環型多層燃焼炉 |
| US9909755B2 (en) * | 2013-03-15 | 2018-03-06 | Fives North American Combustion, Inc. | Low NOx combustion method and apparatus |
| CN103349898B (zh) * | 2013-07-04 | 2016-06-08 | 张蕊 | 一种sncr脱硝装置及脱硝方法 |
| CN103831005B (zh) * | 2014-02-28 | 2015-08-26 | 东南大学 | 一种用于sncr脱硝的水冷壁防腐蚀装置 |
| CN105090940A (zh) * | 2014-05-07 | 2015-11-25 | 武汉天和技术股份有限公司 | 一种4d多维低氮燃烧器 |
| US9541280B2 (en) | 2014-06-04 | 2017-01-10 | Fives North American Combustion, Inc. | Ultra low NOx combustion for steam generator |
| CN111450682B (zh) * | 2020-04-14 | 2021-02-26 | 安徽工业大学 | 一种超临界二氧化碳燃煤锅炉深度脱硝工艺 |
| CN111450703B (zh) * | 2020-05-09 | 2024-05-07 | 中国华能集团有限公司 | 燃煤锅炉高温喷氨脱硝装置 |
| CN113048467A (zh) * | 2020-12-10 | 2021-06-29 | 哈尔滨博深科技发展有限公司 | 一种带有还原氮氧化物喷射装置的燃煤锅炉 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE253324C (enExample) * | ||||
| US851346A (en) * | 1907-01-25 | 1907-04-23 | Harvey A Darling | Gas-burner. |
| US3219094A (en) * | 1964-01-07 | 1965-11-23 | Selas Corp Of America | Industrial burner |
| US3315726A (en) * | 1965-03-19 | 1967-04-25 | Selas Corp Of America | Industrial burner |
| FR2402831A1 (fr) * | 1977-09-12 | 1979-04-06 | Utilisation Ration Gaz | Bruleur radiant a faible inertie thermique |
| US4416620A (en) * | 1981-06-08 | 1983-11-22 | Selas Corporation Of America | Larger capacity Vortex burner |
| US4722287A (en) * | 1986-07-07 | 1988-02-02 | Combustion Engineering, Inc. | Sorbent injection system |
| US5246364A (en) * | 1986-07-14 | 1993-09-21 | Inland Steel Company | Method and apparatus for reducing sulfur dioxide content in flue gases |
| US5048431A (en) * | 1986-07-14 | 1991-09-17 | Inland Steel Company | Method and apparatus for reducing sulfur dioxide content in flue gases |
| US5139755A (en) | 1990-10-17 | 1992-08-18 | Energy And Environmental Research Corporation | Advanced reburning for reduction of NOx emissions in combustion systems |
| AU1524597A (en) | 1996-01-11 | 1997-08-01 | Energy And Environmental Research Corporation | Improved advanced reburning methods for high efficiency nox control |
| US6101957A (en) | 1998-05-26 | 2000-08-15 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus for after-burning fuel rich rocket exhaust products |
| US6280965B1 (en) * | 1999-05-26 | 2001-08-28 | Nova Southeastern University | Simple non-radioactive assay for estimating protein kinase C and protein phosphatase-1 |
| US6280695B1 (en) | 2000-07-10 | 2001-08-28 | Ge Energy & Environmental Research Corp. | Method of reducing NOx in a combustion flue gas |
-
2003
- 2003-04-03 US US10/249,379 patent/US6865994B2/en not_active Expired - Lifetime
-
2004
- 2004-03-30 GB GB0407133A patent/GB2400651B/en not_active Expired - Fee Related
- 2004-04-01 CH CH00565/04A patent/CH697993B1/de not_active IP Right Cessation
- 2004-04-02 KR KR1020040023045A patent/KR100860176B1/ko not_active Expired - Fee Related
- 2004-04-02 JP JP2004109826A patent/JP4381208B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB0407133D0 (en) | 2004-05-05 |
| US6865994B2 (en) | 2005-03-15 |
| GB2400651B (en) | 2006-11-22 |
| JP4381208B2 (ja) | 2009-12-09 |
| JP2004309128A (ja) | 2004-11-04 |
| KR100860176B1 (ko) | 2008-09-24 |
| US20040194680A1 (en) | 2004-10-07 |
| KR20040086832A (ko) | 2004-10-12 |
| GB2400651A (en) | 2004-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH697993B1 (de) | Zweitluftinjektor zur Verwendung in einer Verbrennungsvorrichtung und Kessel mit genannter Verbrennungsvorrichtung. | |
| EP0191141B1 (de) | Verfahren und Anlage zur Reduzierung des NOx-Gehaltes von mittels fossiler Brennstoffe beheizten Grossfeuerungsanlagen | |
| EP0377088B1 (de) | Verfahren zum Strahlvermischen von Gasen | |
| DE60105093T2 (de) | Brennstoffverdünnungsverfahren und Vorrichtung zur NOx-Verminderung | |
| DE60025933T2 (de) | Brennvorrichtung zur behandlung von abgas | |
| DE10064259B4 (de) | Brenner mit hoher Flammenstabilität | |
| DE102009026240A1 (de) | Gasturbinenverbrennungsabgas-Sprühkühlung zur NOx-Steuerung unter Anwendung selektiver katalytischer Reduktionsvorgänge | |
| DE102009011393A1 (de) | Reinluftstrombrennstoffeinspritzeinrichtung | |
| CH680014A5 (enExample) | ||
| DE2936073A1 (de) | Verbrennungsverfahren zur reduzierung der emission von stickstoffoxiden und rauch | |
| DE102004026697A1 (de) | Mehrere Zwischenkammern aufweisendes Oberluft- und N-Agensinjektionssystem und Verfahren zum Reduzieren von Stickoxiden in Rauchgas | |
| EP0754908B1 (de) | Verfahren und Vorrichtung zur Unterdrückung von Flammen-/Druckschwingungen bei einer Feuerung | |
| EP0392158B1 (de) | Verfahren zum Betrieb einer Feuerungsanlage mit fossilen Brennstoffen | |
| DE102008037399A1 (de) | Gasstrominjektor und Verfahren zum Einleiten eines Gases in ein Verbrennungssystem | |
| CH708451A2 (de) | System zum Einspritzen eines flüssigen Brennstoffs in ein Verbrennungsgasströmungsfeld. | |
| EP0742411B1 (de) | Luftzuströmung zu einer Vormischbrennkammer | |
| WO2003029725A1 (de) | Verbrennungsverfahren, insbesondere für verfahren zur erzeugung von elektrischem strom und/oder von wärme | |
| EP2691701B2 (de) | Verfahren zur optimierung des ausbrands von abgasen einer verbrennungsanlage | |
| DE3939197C3 (de) | Verfahren und Vorrichtung zur Minderung der Stickoxid-Konzentration im Abgasstrom von Verbrennungsprozessen | |
| EP3260776B1 (de) | Lanzensystem, kessel enthaltend lanzensystem und verfahren zur nox-reduktion | |
| EP0602396A1 (de) | Prozesswärmeerzeuger | |
| DE10339133B4 (de) | Verfahren zur NOx-Minderung in Feuerräumen und Vorrichtung zur Durchführung des Verfahrens | |
| DE4408256A1 (de) | Verfahren und Vorrichtung zur Flammenstabilisation von Vormischbrennern | |
| DE19917662C2 (de) | Brenner für flüssigen und/oder gasförmigen Brennstoff | |
| EP0789193A2 (de) | Verfahren und Vorrichtung zur Unterdrückung von Flammen-/Druckschwingungen bei einer Feuerung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NV | New agent |
Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH |
|
| PL | Patent ceased |