GB2467897A - Turbine nozzle segment and assembly - Google Patents

Turbine nozzle segment and assembly Download PDF

Info

Publication number
GB2467897A
GB2467897A GB1011336A GB201011336A GB2467897A GB 2467897 A GB2467897 A GB 2467897A GB 1011336 A GB1011336 A GB 1011336A GB 201011336 A GB201011336 A GB 201011336A GB 2467897 A GB2467897 A GB 2467897A
Authority
GB
United Kingdom
Prior art keywords
turbine nozzle
nozzle segment
assembly
band
extending
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.)
Withdrawn
Application number
GB1011336A
Other versions
GB201011336D0 (en
Inventor
Clive Andrew Morgan
Todd Stephen Heffron
Sanjeewa Thusitha Fonseka
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 GB201011336D0 publication Critical patent/GB201011336D0/en
Publication of GB2467897A publication Critical patent/GB2467897A/en
Withdrawn legal-status Critical Current

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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • 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
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
    • 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
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

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

Abstract

A turbine nozzle segment includes a band (122, 124) having a plurality of circumferentially spaced apart tabs (130) and a single airfoil (120) extending from the band.
GB1011336A 2007-12-29 2008-12-11 Turbine nozzle segment and assembly Withdrawn GB2467897A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/967,167 US20090169369A1 (en) 2007-12-29 2007-12-29 Turbine nozzle segment and assembly
PCT/US2008/086310 WO2009085620A1 (en) 2007-12-29 2008-12-11 Turbine nozzle segment and assembly

Publications (2)

Publication Number Publication Date
GB201011336D0 GB201011336D0 (en) 2010-08-18
GB2467897A true GB2467897A (en) 2010-08-18

Family

ID=40377633

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1011336A Withdrawn GB2467897A (en) 2007-12-29 2008-12-11 Turbine nozzle segment and assembly

Country Status (6)

Country Link
US (1) US20090169369A1 (en)
JP (1) JP2011508151A (en)
CA (1) CA2709933A1 (en)
DE (1) DE112008003452T5 (en)
GB (1) GB2467897A (en)
WO (1) WO2009085620A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8226360B2 (en) * 2008-10-31 2012-07-24 General Electric Company Crenelated turbine nozzle
EP2299057B1 (en) * 2009-09-04 2012-11-21 Alstom Technology Ltd Gas Turbine
EP2336496B1 (en) * 2009-12-14 2016-06-15 Siemens Aktiengesellschaft A gas turbine engine with a guide vane sealing assembly
DE102010005153A1 (en) * 2010-01-21 2011-07-28 MTU Aero Engines GmbH, 80995 Housing system for an axial flow machine
US8702374B2 (en) 2011-01-28 2014-04-22 Siemens Aktiengesellschaft Gas turbine engine
CN102644484B (en) * 2011-02-16 2016-03-23 西门子公司 Gas turbine engine
US8834109B2 (en) * 2011-08-03 2014-09-16 United Technologies Corporation Vane assembly for a gas turbine engine
FR2991387B1 (en) * 2012-06-01 2016-03-04 Snecma TURBOMACHINE, SUCH AS A TURBOJET OR AIRCRAFT TURBOPROPULSER
US9650905B2 (en) 2012-08-28 2017-05-16 United Technologies Corporation Singlet vane cluster assembly
EP2762679A1 (en) 2013-02-01 2014-08-06 Siemens Aktiengesellschaft Gas Turbine Rotor Blade and Gas Turbine Rotor
US10539030B2 (en) * 2013-02-26 2020-01-21 United Technologies Corporation Gas turbine engine stator vane platform reinforcement
WO2015023576A1 (en) * 2013-08-15 2015-02-19 United Technologies Corporation Protective panel and frame therefor
EP3527782B1 (en) 2014-01-08 2020-09-23 United Technologies Corporation Clamping seal for jet engine mid-turbine frame
US9844826B2 (en) * 2014-07-25 2017-12-19 Honeywell International Inc. Methods for manufacturing a turbine nozzle with single crystal alloy nozzle segments
US20160245104A1 (en) * 2015-02-19 2016-08-25 United Technologies Corporation Gas turbine engine and turbine configurations
US10309240B2 (en) 2015-07-24 2019-06-04 General Electric Company Method and system for interfacing a ceramic matrix composite component to a metallic component
US11473437B2 (en) * 2015-09-24 2022-10-18 General Electric Company Turbine snap in spring seal
EP3181827B1 (en) 2015-12-15 2021-03-03 MTU Aero Engines GmbH Turbomachine component connection
US9850770B2 (en) 2016-04-29 2017-12-26 Stein Seal Company Intershaft seal with asymmetric sealing ring
US10907491B2 (en) * 2017-11-30 2021-02-02 General Electric Company Sealing system for a rotary machine and method of assembling same
FR3128501B1 (en) * 2021-10-25 2023-11-10 Safran Aircraft Engines Lamella sealing device, turbomachine provided with it and corresponding aircraft
FR3139858A1 (en) * 2022-09-15 2024-03-22 Safran Aircraft Engines DISTRIBUTOR FOR A TURBINE OF AN AIRCRAFT TURBOMACHINE

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1057975A2 (en) * 1999-05-31 2000-12-06 Nuovo Pignone Holding S.P.A. Support and locking device for gas turbine nozzles
US6464457B1 (en) * 2001-06-21 2002-10-15 General Electric Company Turbine leaf seal mounting with headless pins
US20070154305A1 (en) * 2006-01-04 2007-07-05 General Electric Company Method and apparatus for assembling turbine nozzle assembly

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126405A (en) * 1976-12-16 1978-11-21 General Electric Company Turbine nozzle
US5118120A (en) * 1989-07-10 1992-06-02 General Electric Company Leaf seals
FR2649463B1 (en) * 1989-07-10 1995-01-20 Gen Electric SHEET SEALING DEVICE
FR2829796B1 (en) * 2001-09-20 2003-12-12 Snecma Moteurs DEVICE FOR HOLDING JOINTS OF PLATFORMS OF DISTRIBUTOR SECTORS OF TURBOMACHINE WITH SEALING BLADES
US6652229B2 (en) * 2002-02-27 2003-11-25 General Electric Company Leaf seal support for inner band of a turbine nozzle in a gas turbine engine
US6887041B2 (en) * 2003-03-03 2005-05-03 General Electric Company Airfoil shape for a turbine nozzle
JP4284643B2 (en) * 2003-04-16 2009-06-24 株式会社Ｉｈｉ Turbine nozzle cooling structure of gas turbine
JP4395716B2 (en) * 2003-09-16 2010-01-13 株式会社Ｉｈｉ Seal plate structure
US7029228B2 (en) * 2003-12-04 2006-04-18 General Electric Company Method and apparatus for convective cooling of side-walls of turbine nozzle segments
US7419352B2 (en) * 2006-10-03 2008-09-02 General Electric Company Methods and apparatus for assembling turbine engines
US20090169376A1 (en) * 2007-12-29 2009-07-02 General Electric Company Turbine Nozzle Segment and Method for Repairing a Turbine Nozzle Segment
US8257028B2 (en) * 2007-12-29 2012-09-04 General Electric Company Turbine nozzle segment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1057975A2 (en) * 1999-05-31 2000-12-06 Nuovo Pignone Holding S.P.A. Support and locking device for gas turbine nozzles
US6464457B1 (en) * 2001-06-21 2002-10-15 General Electric Company Turbine leaf seal mounting with headless pins
US20070154305A1 (en) * 2006-01-04 2007-07-05 General Electric Company Method and apparatus for assembling turbine nozzle assembly

Also Published As

Publication number Publication date
GB201011336D0 (en) 2010-08-18
JP2011508151A (en) 2011-03-10
WO2009085620A1 (en) 2009-07-09
CA2709933A1 (en) 2009-07-09
US20090169369A1 (en) 2009-07-02
DE112008003452T5 (en) 2010-12-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)