EP1918523A3 - Turbine und Rotorschaufel mit Bürstendichtung - Google Patents

Turbine und Rotorschaufel mit Bürstendichtung Download PDF

Info

Publication number: EP1918523A3
Authority: EP; European Patent Office
Prior art keywords: rotor; disk; land; seal; segments
Prior art date: 2006-10-20
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

EP07254135A

Other languages

English (en)

French (fr)

Other versions

EP1918523A2 (de

EP1918523B1 (de

Inventor

Ioannis Alvanos

Jr. John P. Virtue

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.)

RTX Corp

Original Assignee

United Technologies Corp

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.)

2006-10-20

Filing date

2007-10-18

Publication date

2011-02-23

2007-10-18 Application filed by United Technologies Corp filed Critical United Technologies Corp

2008-05-07 Publication of EP1918523A2 publication Critical patent/EP1918523A2/de

2011-02-23 Publication of EP1918523A3 publication Critical patent/EP1918523A3/de

2019-07-24 Application granted granted Critical

2019-07-24 Publication of EP1918523B1 publication Critical patent/EP1918523B1/de

Status Expired - Fee Related legal-status Critical Current

2027-10-18 Anticipated expiration legal-status Critical

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/55—Seals
- F05D2240/56—Brush seals

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)

EP07254135.2A 2006-10-20 2007-10-18 Laufschaufel und zugehöriges turbinentriebwerk Expired - Fee Related EP1918523B1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US11/584,062 US20080095616A1 (en)	2006-10-20	2006-10-20	Fluid brush seal with segment seal land

Publications (3)

Publication Number	Publication Date
EP1918523A2 EP1918523A2 (de)	2008-05-07
EP1918523A3 true EP1918523A3 (de)	2011-02-23
EP1918523B1 EP1918523B1 (de)	2019-07-24

Family

ID=38710451

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07254135.2A Expired - Fee Related EP1918523B1 (de)	2006-10-20	2007-10-18	Laufschaufel und zugehöriges turbinentriebwerk

Country Status (2)

Country	Link
US (1)	US20080095616A1 (de)
EP (1)	EP1918523B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8794918B2 (en)	2011-01-07	2014-08-05	General Electric Company	System for adjusting brush seal segments in turbomachine
US9121297B2 (en)	2011-03-28	2015-09-01	General Electric Company	Rotating brush seal
US9255486B2 (en)	2011-03-28	2016-02-09	General Electric Company	Rotating brush seal
DE102011083814A1 (de) *	2011-09-30	2013-04-04	Mtu Aero Engines Gmbh	Segmentiertes Bauteil
FR2988129B1 (fr) *	2012-03-15	2015-12-25	Snecma	Systeme d'etancheite pour un distributeur d'une turbine de turbomachine, turbine et turbomachine correspondantes.
US9097129B2 (en) *	2012-05-31	2015-08-04	United Technologies Corporation	Segmented seal with ship lap ends
AT13415U1 (de) *	2012-12-11	2013-12-15	Mtu Aero Engines Gmbh	Dichtelement mit Bürsten und Haken
US10458266B2 (en)	2017-04-18	2019-10-29	United Technologies Corporation	Forward facing tangential onboard injectors for gas turbine engines
JP1604073S (de) *	2017-06-27	2018-05-21

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3917150A (en) *	1973-11-23	1975-11-04	Rolls Royce 1971 Ltd	Seals and method of manufacture thereof
US4218189A (en) *	1977-08-09	1980-08-19	Rolls-Royce Limited	Sealing means for bladed rotor for a gas turbine engine
US4685863A (en) *	1979-06-27	1987-08-11	United Technologies Corporation	Turbine rotor assembly
EP0572312A1 (de) *	1992-05-27	1993-12-01	Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma"	Dichtungseinrichtung zwischen Statorschaufelnstufen und einer Drehtrommel
EP1340902A2 (de) *	2002-03-01	2003-09-03	General Electric Company	Gasturbine mit gegenläufigen Niederdruckrotoren

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4701105A (en) *	1986-03-10	1987-10-20	United Technologies Corporation	Anti-rotation feature for a turbine rotor faceplate
US5622698A (en) *	1990-06-08	1997-04-22	Miami University	Method and composition for increasing the supercooling point in invertebrates
US5310319A (en) *	1993-01-12	1994-05-10	United Technologies Corporation	Free standing turbine disk sideplate assembly
US5522698A (en) *	1994-04-29	1996-06-04	United Technologies Corporation	Brush seal support and vane assembly windage cover
DE10318852A1 (de) *	2003-04-25	2004-11-11	Rolls-Royce Deutschland Ltd & Co Kg	Hauptgaskanal-Innendichtung einer Hochdruckturbine

2006
- 2006-10-20 US US11/584,062 patent/US20080095616A1/en not_active Abandoned
2007
- 2007-10-18 EP EP07254135.2A patent/EP1918523B1/de not_active Expired - Fee Related

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3917150A (en) *	1973-11-23	1975-11-04	Rolls Royce 1971 Ltd	Seals and method of manufacture thereof
US4218189A (en) *	1977-08-09	1980-08-19	Rolls-Royce Limited	Sealing means for bladed rotor for a gas turbine engine
US4685863A (en) *	1979-06-27	1987-08-11	United Technologies Corporation	Turbine rotor assembly
EP0572312A1 (de) *	1992-05-27	1993-12-01	Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma"	Dichtungseinrichtung zwischen Statorschaufelnstufen und einer Drehtrommel
EP1340902A2 (de) *	2002-03-01	2003-09-03	General Electric Company	Gasturbine mit gegenläufigen Niederdruckrotoren

Also Published As

Publication number	Publication date
EP1918523A2 (de)	2008-05-07
EP1918523B1 (de)	2019-07-24
US20080095616A1 (en)	2008-04-24

Legal Events

Date	Code	Title	Description
2008-04-04	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
2008-05-07	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2008-05-07	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2010-05-05	RIC1	Information provided on ipc code assigned before grant	Ipc: F01D 11/00 20060101AFI20071129BHEP Ipc: F01D 5/30 20060101ALI20100326BHEP
2011-01-21	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2011-02-23	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
2011-02-23	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2011-10-05	17P	Request for examination filed	Effective date: 20110819
2011-10-26	AKX	Designation fees paid	Designated state(s): DE GB
2016-10-26	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: UNITED TECHNOLOGIES CORPORATION
2017-03-15	17Q	First examination report despatched	Effective date: 20170213
2019-02-06	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2019-03-06	INTG	Intention to grant announced	Effective date: 20190207
2019-06-14	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
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Publication	Publication Date	Title
EP1918523A3 (de)	2011-02-23	Turbine und Rotorschaufel mit Bürstendichtung
EP2063118A3 (de)	2012-12-12	Verfahren und System zur vereinfachen Kühlung von Turbinenmotoren
EP2108786A3 (de)	2012-12-26	Bläseranordnung für Flugzeugtriebwerk
EP1978208A3 (de)	2012-12-12	Turbinenrotoren aus mehreren Legierungen und Verfahren zur Herstellung der Rotoren
EP1992785A3 (de)	2014-06-11	Dampfturbine
EP2230387A3 (de)	2013-11-20	Gehäuseanordnung eines Gasturbinen-Triebwerks zur Reduzierung des Rotor-Laufspalts
EP1775424A3 (de)	2010-10-20	Vorrichtung sowie Verfahren zur Regelung des Schaufelspitzenspiels in einer Gasturbine
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EP1676978A3 (de)	2009-09-02	Vorrichtung sowie Verfahren zur Regelung des Schaufelspitzenspiels in einer Gasturbine
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EP1679425A3 (de)	2009-10-14	Abstandsstücke für Rotorscheiben von einem Turbinentriebwerk
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EP2372102A3 (de)	2014-11-05	Laufschaufelplattform einer Gasturbine
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