EP0269824A3 - Premixed pilot nozzle for dry low nox combustor - Google Patents

Premixed pilot nozzle for dry low nox combustor Download PDF

Info

Publication number: EP0269824A3
Authority: EP; European Patent Office
Prior art keywords: low nox; pilot nozzle; dry low; nox combustor; premixed pilot
Prior art date: 1986-11-25
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

EP87115434A

Other versions

EP0269824A2 (en

EP0269824B1 (en

Inventor

Jennifer Waslo

Masayoshi Kuwata

Roy Marshall Washam

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.)

General Electric Co

Original Assignee

General Electric Co

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.)

1986-11-25

Filing date

1987-10-21

Publication date

1988-07-06

1987-10-21 Application filed by General Electric Co filed Critical General Electric Co

1988-06-08 Publication of EP0269824A2 publication Critical patent/EP0269824A2/en

1988-07-06 Publication of EP0269824A3 publication Critical patent/EP0269824A3/en

1990-12-19 Application granted granted Critical

1990-12-19 Publication of EP0269824B1 publication Critical patent/EP0269824B1/en

Status Expired legal-status Critical Current

Links

Classifications

- 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
- F23D11/005—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space with combinations of different spraying or vaporising means
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/34—Feeding into different combustion zones
- F23R3/346—Feeding into different combustion zones for staged combustion

EP19870115434 1986-11-25 1987-10-21 Premixed pilot nozzle for dry low nox combustor Expired EP0269824B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US93488586A	1986-11-25	1986-11-25
US934885		1986-11-25

Publications (3)

Publication Number	Publication Date
EP0269824A2 EP0269824A2 (en)	1988-06-08
EP0269824A3 true EP0269824A3 (en)	1988-07-06
EP0269824B1 EP0269824B1 (en)	1990-12-19

Family

ID=25466234

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19870115434 Expired EP0269824B1 (en)	1986-11-25	1987-10-21	Premixed pilot nozzle for dry low nox combustor

Country Status (4)

Country	Link
EP (1)	EP0269824B1 (en)
JP (1)	JP2831641B2 (en)
DE (1)	DE3766807D1 (en)
NO (1)	NO166340C (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5193346A (en) *	1986-11-25	1993-03-16	General Electric Company	Premixed secondary fuel nozzle with integral swirler
DE68923413T2 (en) *	1988-09-07	1996-04-04	Hitachi Ltd	Fuel-air premixing device for a gas turbine.
JPH0772616B2 (en) *	1989-05-24	1995-08-02	株式会社日立製作所	Combustor and operating method thereof
US5125227A (en) *	1990-07-10	1992-06-30	General Electric Company	Movable combustion system for a gas turbine
EP0488556B1 (en) *	1990-11-27	1997-07-16	General Electric Company	Premixed secondary fuel nozzle with integral swirler
US5435139A (en) *	1991-03-22	1995-07-25	Rolls-Royce Plc	Removable combustor liner for gas turbine engine combustor
US5318436A (en) *	1991-11-14	1994-06-07	United Technologies Corporation	Low NOx combustion piloted by low NOx pilots
RU2031229C1 (en) *	1992-03-09	1995-03-20	Анатолий Михайлович Рахмаилов	Method of converting heat energy to mechanical work in gas-turbine engine and gas-turbine engine
US5267851A (en) *	1992-03-16	1993-12-07	General Electric Company	Swirl gutters for isolating flow fields for combustion enhancement at non-baseload operating conditions
US5259184A (en) *	1992-03-30	1993-11-09	General Electric Company	Dry low NOx single stage dual mode combustor construction for a gas turbine
IT1255613B (en) *	1992-09-24	1995-11-09	Eniricerche Spa	LOW EMISSION COMBUSTION SYSTEM FOR GAS TURBINES
US5410884A (en) *	1992-10-19	1995-05-02	Mitsubishi Jukogyo Kabushiki Kaisha	Combustor for gas turbines with diverging pilot nozzle cone
US5435126A (en) *	1994-03-14	1995-07-25	General Electric Company	Fuel nozzle for a turbine having dual capability for diffusion and premix combustion and methods of operation
JP3183053B2 (en) *	1994-07-20	2001-07-03	株式会社日立製作所	Gas turbine combustor and gas turbine
DE19542644B4 (en) *	1995-11-17	2008-12-11	Alstom	premixed
US6539721B2 (en) *	2001-07-10	2003-04-01	Pratt & Whitney Canada Corp.	Gas-liquid premixer
US8156743B2 (en) *	2006-05-04	2012-04-17	General Electric Company	Method and arrangement for expanding a primary and secondary flame in a combustor
JP5193088B2 (en) *	2009-02-20	2013-05-08	三菱重工業株式会社	Combustor and gas turbine
US8919673B2 (en) *	2010-04-14	2014-12-30	General Electric Company	Apparatus and method for a fuel nozzle
JP5804808B2 (en)	2011-07-07	2015-11-04	三菱日立パワーシステムズ株式会社	Gas turbine combustor and its combustion vibration damping method
US9016039B2 (en) *	2012-04-05	2015-04-28	General Electric Company	Combustor and method for supplying fuel to a combustor

Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2086476A1 (en) *	1970-04-30	1971-12-31	Gen Electric
US3886728A (en) *	1974-05-01	1975-06-03	Gen Motors Corp	Combustor prechamber
US3958416A (en) *	1974-12-12	1976-05-25	General Motors Corporation	Combustion apparatus
DE2613589A1 (en) *	1975-04-19	1976-10-28	Nissan Motor	COMBUSTION DEVICE FOR A GAS TURBINE
US4292801A (en) *	1979-07-11	1981-10-06	General Electric Company	Dual stage-dual mode low nox combustor
US4389848A (en) *	1981-01-12	1983-06-28	United Technologies Corporation	Burner construction for gas turbines
EP0095788A1 (en) *	1982-05-28	1983-12-07	BBC Aktiengesellschaft Brown, Boveri & Cie.	Gas turbine combustion chamber and method of operating it
EP0108361A1 (en) *	1982-11-08	1984-05-16	Kraftwerk Union Aktiengesellschaft	Premixing burner with integrated diffusion burner

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59202324A (en) *	1983-05-04	1984-11-16	Hitachi Ltd	Low nox combustor of gas turbine

1987
- 1987-10-21 DE DE8787115434T patent/DE3766807D1/en not_active Expired - Lifetime
- 1987-10-21 EP EP19870115434 patent/EP0269824B1/en not_active Expired
- 1987-11-13 JP JP62285662A patent/JP2831641B2/en not_active Expired - Lifetime
- 1987-11-24 NO NO874893A patent/NO166340C/en not_active IP Right Cessation

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2086476A1 (en) *	1970-04-30	1971-12-31	Gen Electric
US3886728A (en) *	1974-05-01	1975-06-03	Gen Motors Corp	Combustor prechamber
US3958416A (en) *	1974-12-12	1976-05-25	General Motors Corporation	Combustion apparatus
DE2613589A1 (en) *	1975-04-19	1976-10-28	Nissan Motor	COMBUSTION DEVICE FOR A GAS TURBINE
US4292801A (en) *	1979-07-11	1981-10-06	General Electric Company	Dual stage-dual mode low nox combustor
US4389848A (en) *	1981-01-12	1983-06-28	United Technologies Corporation	Burner construction for gas turbines
EP0095788A1 (en) *	1982-05-28	1983-12-07	BBC Aktiengesellschaft Brown, Boveri & Cie.	Gas turbine combustion chamber and method of operating it
EP0108361A1 (en) *	1982-11-08	1984-05-16	Kraftwerk Union Aktiengesellschaft	Premixing burner with integrated diffusion burner

Also Published As

Publication number	Publication date
JP2831641B2 (en)	1998-12-02
NO874893D0 (en)	1987-11-24
NO166340B (en)	1991-03-25
NO166340C (en)	1991-07-03
JPH01137117A (en)	1989-05-30
EP0269824A2 (en)	1988-06-08
EP0269824B1 (en)	1990-12-19
NO874893L (en)	1988-05-26
DE3766807D1 (en)	1991-01-31

Legal Events

Date	Code	Title	Description
1988-04-23	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1988-05-16	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1988-06-08	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): CH DE FR GB IT LI NL
1988-07-06	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): CH DE FR GB IT LI NL
1989-02-22	17P	Request for examination filed	Effective date: 19881221
1989-06-07	17Q	First examination report despatched	Effective date: 19890420
1990-11-03	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1990-12-19	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): CH DE FR GB IT LI NL
1991-01-04	ET	Fr: translation filed
1991-01-31	REF	Corresponds to:	Ref document number: 3766807 Country of ref document: DE Date of ref document: 19910131
1991-03-14	ITF	It: translation for a ep patent filed	Owner name: SAIC BREVETTI S.R.L.
1991-10-24	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1991-10-24	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1991-12-11	26N	No opposition filed
1992-10-31	ITTA	It: last paid annual fee
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2006-10-24	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 20061024 Year of fee payment: 20
2006-10-25	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20061025 Year of fee payment: 20
2006-10-27	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: CH Payment date: 20061027 Year of fee payment: 20
2006-10-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: IT Payment date: 20061031 Year of fee payment: 20
2006-11-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20061130 Year of fee payment: 20
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2007-12-03	NLV7	Nl: ceased due to reaching the maximum lifetime of a patent	Effective date: 20071021
2008-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20071021
2008-04-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20071020
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Publication	Publication Date	Title
EP0269824A3 (en)	1988-07-06	Premixed pilot nozzle for dry low nox combustor
DE3569975D1 (en)	1989-06-08	Low nox premix burner
DE3662462D1 (en)	1989-04-20	Dual combustor
DE3063616D1 (en)	1983-07-07	Low emissions prevaporization type combustor assembly
EP0244342A3 (en)	1988-12-07	Sliding joint for an annular combustor
GB2206588B (en)	1990-11-14	Flame retardant materials
GB8422677D0 (en)	1984-10-10	Supplying fuel into gas turbine combustor
EP0259758A3 (en)	1989-02-01	Combustor for gas turbine
EP0425055A3 (en)	1991-11-13	Burner for reducing nox emissions
EP0192266A3 (en)	1987-02-25	Gas turbine combustor
PT88315A (en)	1989-06-30	ROTARY COMBUSTION WITH EFFICIENT AIR DISTRIBUTION
GB2176274B (en)	1989-02-01	Combustor for gas turbine engine
ZA82831B (en)	1983-03-30	Low nox multi-annular swirl(mas)combustor
GB8625815D0 (en)	1986-12-03	Gas burner construction
KR890700212A (en)	1989-03-10	Rotary combustor with air control
GB2097113B (en)	1985-09-18	Low nox combustor
GB8617861D0 (en)	1986-08-28	Flame retardant compositions
EP0185846A3 (en)	1987-05-27	Gas-turbine with intermittent combustion
DE3760599D1 (en)	1989-10-26	Flame holder for the reheating system of a turbo jet
EP0244972A3 (en)	1989-01-25	Liquid fuel combustor
ZA821798B (en)	1983-04-27	Fuel combustor
GB2181532B (en)	1989-11-22	Pilot burner
GB2102558B (en)	1985-02-13	Combustor for combustion turbine
GB2108651B (en)	1985-06-12	Combustion turbine combustor
SG73394G (en)	1994-11-25	Combustor fuel nozzle arrangement