CA2088659A1 - Appareil et procede utilisant les anneaux tourbillons pour l'elimination des emissions de monoxyde d'azote produites par les dispositifs de combustion - Google Patents

Appareil et procede utilisant les anneaux tourbillons pour l'elimination des emissions de monoxyde d'azote produites par les dispositifs de combustion

Info

Publication number: CA2088659A1
Authority: CA; Canada
Prior art keywords: fuel; combustion; vortex rings; nitrogen oxide; oxide emissions
Prior art date: 1992-02-03
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

CA2088659A

Other languages

English (en)

Other versions

CA2088659C (fr

Inventor

Bernard P. Breen

James E. Gabrielson

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.)

Consolidated Natural Gas Service Co Inc

Original Assignee

Consolidated Natural Gas Service Co Inc

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.)

1992-02-03

Filing date

1993-02-02

Publication date

1993-08-04

1993-02-02 Application filed by Consolidated Natural Gas Service Co Inc filed Critical Consolidated Natural Gas Service Co Inc

1993-08-04 Publication of CA2088659A1 publication Critical patent/CA2088659A1/fr

1996-03-19 Application granted granted Critical

1996-03-19 Publication of CA2088659C publication Critical patent/CA2088659C/fr

2013-02-02 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title abstract 11
238000002485 combustion reaction Methods 0.000 title abstract 5
238000000034 method Methods 0.000 title abstract 2
239000000446 fuel Substances 0.000 abstract 4
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
150000001875 compounds Chemical class 0.000 abstract 2
LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 abstract 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
229910021529 ammonia Inorganic materials 0.000 abstract 1
229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
239000001569 carbon dioxide Substances 0.000 abstract 1
229910001873 dinitrogen Inorganic materials 0.000 abstract 1
239000012530 fluid Substances 0.000 abstract 1
239000012634 fragment Substances 0.000 abstract 1
239000003345 natural gas Substances 0.000 abstract 1
229910052757 nitrogen Inorganic materials 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

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
- 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
- F23C6/047—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 with fuel supply in stages
- 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
- 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
- F23C2201/00—Staged combustion
- F23C2201/10—Furnace staging
- F23C2201/101—Furnace staging in vertical direction, e.g. alternating lean and rich zones
- 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
- F23C2201/00—Staged combustion
- F23C2201/30—Staged fuel supply
- F23C2201/301—Staged fuel supply with different fuels in stages

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)

CA002088659A 1992-02-03 1993-02-02 Appareil et procede utilisant les anneaux tourbillons pour l'elimination des emissions de monoxyde d'azote produites par les dispositifs de combustion Expired - Fee Related CA2088659C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/829,430		1992-02-03
US07/829,430 US5181475A (en)	1992-02-03	1992-02-03	Apparatus and process for control of nitric oxide emissions from combustion devices using vortex rings and the like

Publications (2)

Publication Number	Publication Date
CA2088659A1 true CA2088659A1 (fr)	1993-08-04
CA2088659C CA2088659C (fr)	1996-03-19

Family

ID=25254526

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002088659A Expired - Fee Related CA2088659C (fr)	1992-02-03	1993-02-02	Appareil et procede utilisant les anneaux tourbillons pour l'elimination des emissions de monoxyde d'azote produites par les dispositifs de combustion

Country Status (2)

Country	Link
US (1)	US5181475A (fr)
CA (1)	CA2088659C (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5655899A (en) *	1995-04-06	1997-08-12	Gas Research Institute	Apparatus and method for NOx reduction by controlled mixing of fuel rich jets in flue gas
ES2161798T3 (es) *	1995-05-05	2001-12-16	Bbp Environment Gmbh	Procedimiento e instalacion de combustion para quemar basuras.
US6258336B1 (en)	1995-06-09	2001-07-10	Gas Research Institute	Method and apparatus for NOx reduction in flue gases
US5915310A (en) *	1995-07-27	1999-06-29	Consolidated Natural Gas Service Company	Apparatus and method for NOx reduction by selective injection of natural gas jets in flue gas
US5707596A (en) *	1995-11-08	1998-01-13	Process Combustion Corporation	Method to minimize chemically bound nox in a combustion process
US5890442A (en) *	1996-01-23	1999-04-06	Mcdermott Technology, Inc.	Gas stabilized reburning for NOx control
FR2749066B1 (fr) *	1996-05-21	1998-08-21	Gaz De France	Procede de reduction, par recombustion, des oxydes d'azote contenus dans les fumees issues d'une combustion primaire realisee dans un four, et installation pour sa mise en oeuvre
US5746144A (en) *	1996-06-03	1998-05-05	Duquesne Light Company	Method and apparatus for nox reduction by upper furnace injection of coal water slurry
TW342436B (en) *	1996-08-14	1998-10-11	Nippon Oxygen Co Ltd	Combustion type harm removal apparatus (1)
US5908003A (en) *	1996-08-15	1999-06-01	Gas Research Institute	Nitrogen oxide reduction by gaseous fuel injection in low temperature, overall fuel-lean flue gas
US6200128B1 (en) *	1997-06-09	2001-03-13	Praxair Technology, Inc.	Method and apparatus for recovering sensible heat from a hot exhaust gas
US6030204A (en) *	1998-03-09	2000-02-29	Duquesne Light Company	Method for NOx reduction by upper furnace injection of solutions of fixed nitrogen in water
US6325002B1 (en) *	1999-02-03	2001-12-04	Clearstack Combustion Corporation	Low nitrogen oxides emissions using three stages of fuel oxidation and in-situ furnace flue gas recirculation
US6886973B2 (en) *	2001-01-03	2005-05-03	Basic Resources, Inc.	Gas stream vortex mixing system
US6677765B2 (en)	2002-04-02	2004-01-13	Esa Corrosion Solutions, Llc	Detection, measurement and control of ammonia in flue gas
KR101649940B1 (ko) *	2014-05-15	2016-08-24	한국생산기술연구원	석유코크스 연료 산업용 보일러의 재연소 장치
JP6845835B2 (ja) *	2018-09-28	2021-03-24	ダイキン工業株式会社	渦輪発生装置
JP6711383B2 (ja) *	2018-09-28	2020-06-17	ダイキン工業株式会社	渦輪発生装置
EP3842702B1 (fr) *	2018-10-12	2023-06-28	Daikin Industries, Ltd.	Dispositif de génération d'anneau tourbillonnaire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3567399A (en) *	1968-06-03	1971-03-02	Kaiser Aluminium Chem Corp	Waste combustion afterburner
US4597342A (en) *	1981-09-28	1986-07-01	University Of Florida	Method and apparatus of gas-coal combustion in steam boilers
DE3331989A1 (de) *	1983-09-05	1985-04-04	L. & C. Steinmüller GmbH, 5270 Gummersbach	Verfahren zur verminderung der no(pfeil abwaerts)x(pfeil abwaerts)-emission bei der verbrennung von stickstoffhaltigen brennstoffen
US4542703A (en) *	1984-10-19	1985-09-24	Msp, Inc.	Counter current incineration unit
US4779545A (en) *	1988-02-24	1988-10-25	Consolidated Natural Gas Service Company	Apparatus and method of reducing nitrogen oxide emissions
US4941415A (en) *	1989-11-02	1990-07-17	Entech Corporation	Municipal waste thermal oxidation system

1992
- 1992-02-03 US US07/829,430 patent/US5181475A/en not_active Expired - Lifetime
1993
- 1993-02-02 CA CA002088659A patent/CA2088659C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US5181475A (en)	1993-01-26
CA2088659C (fr)	1996-03-19

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Legal Events

Date	Code	Title	Description
1993-05-26	EEER	Examination request
2002-02-04	MKLA	Lapsed