CA2036612C - Appareil servant a reduire les emissions d'oxydes d'azote, et methode connexe - Google Patents

Appareil servant a reduire les emissions d'oxydes d'azote, et methode connexe

Info

Publication number: CA2036612C
Authority: CA; Canada
Prior art keywords: fuel; flue gas; compounds; furnace; fluid
Prior art date: 1990-11-05
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.): Expired - Fee Related

Application number

CA 2036612

Other languages

English (en)

Other versions

CA2036612A1 (fr

Inventor

Bernard P. Breen

Steven E. Winberg

James E. Gabrielson

James C. Mcmichael

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.)

GTI Energy

Original Assignee

GTI Energy

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.)

1990-11-05

Filing date

1991-02-19

Publication date

1998-02-10

1991-02-19 Application filed by GTI Energy filed Critical GTI Energy

1992-05-06 Publication of CA2036612A1 publication Critical patent/CA2036612A1/fr

1998-02-10 Application granted granted Critical

1998-02-10 Publication of CA2036612C publication Critical patent/CA2036612C/fr

2011-02-19 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 23
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 144
239000000446 fuel Substances 0.000 claims abstract description 78
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 59
239000003546 flue gas Substances 0.000 claims abstract description 59
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 45
239000003345 natural gas Substances 0.000 claims abstract description 22
150000001875 compounds Chemical class 0.000 claims abstract description 19
239000012530 fluid Substances 0.000 claims abstract description 16
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract 10
229910002092 carbon dioxide Inorganic materials 0.000 claims abstract 5
239000001569 carbon dioxide Substances 0.000 claims abstract 5
238000002485 combustion reaction Methods 0.000 claims description 20
238000006243 chemical reaction Methods 0.000 claims description 8
239000000203 mixture Substances 0.000 claims description 6
235000014676 Phragmites communis Nutrition 0.000 claims description 3
230000006872 improvement Effects 0.000 claims description 2
238000010517 secondary reaction Methods 0.000 claims 2
239000000567 combustion gas Substances 0.000 claims 1
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 26
229910052757 nitrogen Inorganic materials 0.000 abstract description 12
229910001873 dinitrogen Inorganic materials 0.000 abstract 2
239000007789 gas Substances 0.000 description 13
230000008569 process Effects 0.000 description 13
239000003245 coal Substances 0.000 description 11
230000009467 reduction Effects 0.000 description 11
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
239000001301 oxygen Substances 0.000 description 8
229910052760 oxygen Inorganic materials 0.000 description 8
239000012634 fragment Substances 0.000 description 6
238000002347 injection Methods 0.000 description 5
239000007924 injection Substances 0.000 description 5
239000000047 product Substances 0.000 description 4
230000008901 benefit Effects 0.000 description 3
JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 3
239000002737 fuel gas Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
238000009420 retrofitting Methods 0.000 description 2
MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
230000001154 acute effect Effects 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
239000002803 fossil fuel Substances 0.000 description 1
230000001939 inductive effect Effects 0.000 description 1
239000013067 intermediate product Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
239000003921 oil Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
230000037361 pathway Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1

CA 2036612 1990-11-05 1991-02-19 Appareil servant a reduire les emissions d'oxydes d'azote, et methode connexe Expired - Fee Related CA2036612C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US60871890A	1990-11-05	1990-11-05
US608,718		1990-11-05

Publications (2)

Publication Number	Publication Date
CA2036612A1 CA2036612A1 (fr)	1992-05-06
CA2036612C true CA2036612C (fr)	1998-02-10

Family

ID=24437703

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2036612 Expired - Fee Related CA2036612C (fr)	1990-11-05	1991-02-19	Appareil servant a reduire les emissions d'oxydes d'azote, et methode connexe

Country Status (1)

Country	Link
CA (1)	CA2036612C (fr)

1991
- 1991-02-19 CA CA 2036612 patent/CA2036612C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2036612A1 (fr)	1992-05-06

Similar Documents

Publication	Publication Date	Title
US5078064A (en)	1992-01-07	Apparatus and method of lowering NOx emissions using diffusion processes
US4779545A (en)	1988-10-25	Apparatus and method of reducing nitrogen oxide emissions
US5275552A (en)	1994-01-04	Low NOx gas burner apparatus and methods
US5076779A (en)	1991-12-31	Segregated zoning combustion
US5195884A (en)	1993-03-23	Low NOx formation burner apparatus and methods
EP0397088B1 (fr)	1993-11-03	Procédé et appareil de combustion à jet oxydant multiple
US5240404A (en)	1993-08-31	Ultra low NOx industrial burner
US5284438A (en)	1994-02-08	Multiple purpose burner process and apparatus
US5413477A (en)	1995-05-09	Staged air, low NOX burner with internal recuperative flue gas recirculation
US4790743A (en)	1988-12-13	Method of reducing the nox-emissions during combustion of nitrogen-containing fuels
US4533314A (en)	1985-08-06	Method for reducing nitric oxide emissions from a gaseous fuel combustor
US5542840A (en)	1996-08-06	Burner for combusting gas and/or liquid fuel with low NOx production
US4505666A (en)	1985-03-19	Staged fuel and air for low NOx burner
US5158445A (en)	1992-10-27	Ultra-low pollutant emission combustion method and apparatus
US5181475A (en)	1993-01-26	Apparatus and process for control of nitric oxide emissions from combustion devices using vortex rings and the like
US5546701A (en)	1996-08-20	Underoxidized burner utilizing improved injectors
US5636977A (en)	1997-06-10	Burner apparatus for reducing nitrogen oxides
US4645449A (en)	1987-02-24	Methods and apparatus for burning fuel with low nox formation
US4784600A (en)	1988-11-15	Low NOx staged combustor with swirl suppression
US5573391A (en)	1996-11-12	Method for reducing nitrogen oxides
US5655899A (en)	1997-08-12	Apparatus and method for NOx reduction by controlled mixing of fuel rich jets in flue gas
EP1173712A1 (fr)	2002-01-23	ENSEMBLE BRULEUR A EMISSIONS REDUITES DE NO x? ET PROCEDE PERMETTANT DE REDUIRE LA TENEUR EN NO x ?DES GAZ DE COMBUSTION
US4604048A (en)	1986-08-05	Methods and apparatus for burning fuel with low NOx formation
EP0076036B1 (fr)	1987-04-29	Procédé et dispositif pour brûler du combustible en étapes
SK173998A3 (en)	1999-05-07	A method for effecting control over a radially stratified flame core burner

Legal Events

Date	Code	Title	Description
1992-02-04	EEER	Examination request
2002-02-19	MKLA	Lapsed