CA2853622C - Asymmetric radial spline seal for a gas turbine engine - Google Patents

Asymmetric radial spline seal for a gas turbine engine Download PDF

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Publication number
CA2853622C
CA2853622C CA2853622A CA2853622A CA2853622C CA 2853622 C CA2853622 C CA 2853622C CA 2853622 A CA2853622 A CA 2853622A CA 2853622 A CA2853622 A CA 2853622A CA 2853622 C CA2853622 C CA 2853622C
Authority
CA
Canada
Prior art keywords
radial
axial
slot
leg
aft
Prior art date
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
CA2853622A
Other languages
English (en)
French (fr)
Other versions
CA2853622A1 (en
Inventor
David Scott Stapleton
Christopher Michael Ceglio
Victor Hugo Silva Correia
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.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CA2853622A1 publication Critical patent/CA2853622A1/en
Application granted granted Critical
Publication of CA2853622C publication Critical patent/CA2853622C/en
Expired - Fee Related legal-status Critical Current
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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • 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
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • F05D2240/57—Leaf seals
    • 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
    • F05D2240/59—Lamellar seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA2853622A 2011-11-06 2012-08-24 Asymmetric radial spline seal for a gas turbine engine Expired - Fee Related CA2853622C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161556270P 2011-11-06 2011-11-06
US61/556,270 2011-11-06
US13/443,947 US9810086B2 (en) 2011-11-06 2012-04-11 Asymmetric radial spline seal for a gas turbine engine
US13/443,947 2012-04-11
PCT/US2012/052185 WO2013074165A2 (en) 2011-11-06 2012-08-24 Asymmetric radial spline seal for a gas turbine engine

Publications (2)

Publication Number Publication Date
CA2853622A1 CA2853622A1 (en) 2013-05-23
CA2853622C true CA2853622C (en) 2016-12-13

Family

ID=48223803

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2853622A Expired - Fee Related CA2853622C (en) 2011-11-06 2012-08-24 Asymmetric radial spline seal for a gas turbine engine

Country Status (8)

Country Link
US (1) US9810086B2 (OSRAM)
EP (1) EP2776681A2 (OSRAM)
JP (1) JP6031116B2 (OSRAM)
CN (1) CN103906896B (OSRAM)
BR (1) BR112014010747A8 (OSRAM)
CA (1) CA2853622C (OSRAM)
IN (1) IN2014CN03298A (OSRAM)
WO (1) WO2013074165A2 (OSRAM)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9810086B2 (en) * 2011-11-06 2017-11-07 General Electric Company Asymmetric radial spline seal for a gas turbine engine
JP5717904B1 (ja) * 2014-08-04 2015-05-13 三菱日立パワーシステムズ株式会社 静翼、ガスタービン、分割環、静翼の改造方法、および、分割環の改造方法
US9915159B2 (en) 2014-12-18 2018-03-13 General Electric Company Ceramic matrix composite nozzle mounted with a strut and concepts thereof
FR3041993B1 (fr) * 2015-10-05 2019-06-21 Safran Aircraft Engines Ensemble d'anneau de turbine avec maintien axial
US10161257B2 (en) 2015-10-20 2018-12-25 General Electric Company Turbine slotted arcuate leaf seal
US10494943B2 (en) * 2016-02-03 2019-12-03 General Electric Company Spline seal for a gas turbine engine
US10557360B2 (en) * 2016-10-17 2020-02-11 United Technologies Corporation Vane intersegment gap sealing arrangement
US10655495B2 (en) * 2017-02-24 2020-05-19 General Electric Company Spline for a turbine engine
KR101937586B1 (ko) * 2017-09-12 2019-01-10 두산중공업 주식회사 베인 조립체, 터빈 및 이를 포함하는 가스터빈
EP3456927B1 (en) * 2017-09-15 2021-05-05 General Electric Company Polska sp. z o.o. Turbine nozzle assembly for a rotary machine
US10662794B2 (en) * 2017-10-19 2020-05-26 Rolls-Royce Corporation Strip seal axial assembly groove
EP3486018B1 (en) 2017-11-20 2025-06-11 Agie Charmilles SA Method and device for machining shapes using electrical machining
US20190309643A1 (en) * 2018-04-05 2019-10-10 United Technologies Corporation Axial stiffening ribs/augmentation fins
US10982559B2 (en) 2018-08-24 2021-04-20 General Electric Company Spline seal with cooling features for turbine engines
US10794206B2 (en) * 2018-09-05 2020-10-06 Raytheon Technologies Corporation CMC BOAS intersegment seal
US20200141276A1 (en) * 2018-11-07 2020-05-07 General Electric Company Turbine shroud with lapped seal segments
US11021990B2 (en) * 2018-12-19 2021-06-01 General Electric Company Shroud sealing for a gas turbine engine
US11326463B2 (en) * 2019-06-19 2022-05-10 Raytheon Technologies Corporation BOAS thermal baffle
US11187094B2 (en) 2019-08-26 2021-11-30 General Electric Company Spline for a turbine engine
US11401830B2 (en) 2019-09-06 2022-08-02 Raytheon Technologies Corporation Geometry for a turbine engine blade outer air seal
US11215063B2 (en) 2019-10-10 2022-01-04 General Electric Company Seal assembly for chute gap leakage reduction in a gas turbine
KR102821442B1 (ko) * 2022-11-23 2025-06-16 두산에너빌리티 주식회사 터빈 베인 플랫폼 씰링 어셈블리, 이를 포함하는 터빈 베인 및 가스 터빈
KR102868006B1 (ko) 2022-12-09 2025-10-01 두산에너빌리티 주식회사 씰조립체를 구비하는 터빈 베인, 터빈 및 이를 포함하는 터보 머신
KR102791366B1 (ko) 2022-12-12 2025-04-07 두산에너빌리티 주식회사 터빈 베인 플랫폼 씰링 어셈블리, 이를 포함하는 터빈 베인 및 가스 터빈
US12234735B1 (en) * 2024-01-31 2025-02-25 Rtx Corporation CMC BOAS with overlapping seals

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5074748A (en) 1990-07-30 1991-12-24 General Electric Company Seal assembly for segmented turbine engine structures
US5154577A (en) 1991-01-17 1992-10-13 General Electric Company Flexible three-piece seal assembly
US5641267A (en) * 1995-06-06 1997-06-24 General Electric Company Controlled leakage shroud panel
US5655876A (en) 1996-01-02 1997-08-12 General Electric Company Low leakage turbine nozzle
US5868398A (en) 1997-05-20 1999-02-09 United Technologies Corporation Gas turbine stator vane seal
US6162014A (en) 1998-09-22 2000-12-19 General Electric Company Turbine spline seal and turbine assembly containing such spline seal
FR2786222B1 (fr) * 1998-11-19 2000-12-29 Snecma Dispositif d'etancheite a lamelle
US6503051B2 (en) 2001-06-06 2003-01-07 General Electric Company Overlapping interference seal and methods for forming the seal
US6814538B2 (en) * 2003-01-22 2004-11-09 General Electric Company Turbine stage one shroud configuration and method for service enhancement
US7063503B2 (en) * 2004-04-15 2006-06-20 Pratt & Whitney Canada Corp. Turbine shroud cooling system
FR2869070B1 (fr) * 2004-04-15 2008-10-17 Snecma Moteurs Sa Anneau de turbine
FR2869944B1 (fr) * 2004-05-04 2006-08-11 Snecma Moteurs Sa Dispositif de refroidissement pour anneau fixe de turbine a gaz
FR2869943B1 (fr) * 2004-05-04 2006-07-28 Snecma Moteurs Sa Ensemble a anneau fixe d'une turbine a gaz
US7600967B2 (en) * 2005-07-30 2009-10-13 United Technologies Corporation Stator assembly, module and method for forming a rotary machine
US7625174B2 (en) 2005-12-16 2009-12-01 General Electric Company Methods and apparatus for assembling gas turbine engine stator assemblies
US20070212214A1 (en) 2006-03-09 2007-09-13 United Technologies Corporation Segmented component seal
US7316402B2 (en) 2006-03-09 2008-01-08 United Technologies Corporation Segmented component seal
US7631879B2 (en) 2006-06-21 2009-12-15 General Electric Company “L” butt gap seal between segments in seal assemblies
EP2213841B1 (en) * 2009-01-28 2011-12-14 Alstom Technology Ltd Strip seal and method for designing a strip seal
US8360716B2 (en) * 2010-03-23 2013-01-29 United Technologies Corporation Nozzle segment with reduced weight flange
FR2968350B1 (fr) * 2010-12-06 2016-01-29 Snecma Anneau sectorise de turbine pour turbomachine, et turbomachine equipee d'un tel anneau
US9810086B2 (en) * 2011-11-06 2017-11-07 General Electric Company Asymmetric radial spline seal for a gas turbine engine

Also Published As

Publication number Publication date
BR112014010747A2 (pt) 2017-06-13
CN103906896A (zh) 2014-07-02
JP2014532831A (ja) 2014-12-08
US9810086B2 (en) 2017-11-07
CA2853622A1 (en) 2013-05-23
US20130115065A1 (en) 2013-05-09
IN2014CN03298A (OSRAM) 2015-10-09
WO2013074165A2 (en) 2013-05-23
BR112014010747A8 (pt) 2017-06-20
WO2013074165A3 (en) 2013-08-15
WO2013074165A8 (en) 2013-06-27
CN103906896B (zh) 2016-08-31
EP2776681A2 (en) 2014-09-17
JP6031116B2 (ja) 2016-11-24

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140425

MKLA Lapsed

Effective date: 20190826