JP4039527B2 - ブレーデッド・ロープシールを使用した蒸気タービンノズルフックの漏洩のシール - Google Patents

ブレーデッド・ロープシールを使用した蒸気タービンノズルフックの漏洩のシール Download PDF

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Publication number
JP4039527B2
JP4039527B2 JP2003411119A JP2003411119A JP4039527B2 JP 4039527 B2 JP4039527 B2 JP 4039527B2 JP 2003411119 A JP2003411119 A JP 2003411119A JP 2003411119 A JP2003411119 A JP 2003411119A JP 4039527 B2 JP4039527 B2 JP 4039527B2
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JP
Japan
Prior art keywords
nozzle
rope seal
seal
steam turbine
gap
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
JP2003411119A
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English (en)
Japanese (ja)
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JP2004190678A5 (enExample
JP2004190678A (ja
Inventor
ジョン・トマス・マーフィー
スティーブン・セバスチャン・バーディック
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General Electric Co
Original Assignee
General Electric Co
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Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2004190678A publication Critical patent/JP2004190678A/ja
Publication of JP2004190678A5 publication Critical patent/JP2004190678A5/ja
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Publication of JP4039527B2 publication Critical patent/JP4039527B2/ja
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Expired - Fee Related legal-status Critical Current

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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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Gasket Seals (AREA)
JP2003411119A 2002-12-11 2003-12-10 ブレーデッド・ロープシールを使用した蒸気タービンノズルフックの漏洩のシール Expired - Fee Related JP4039527B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/316,103 US6939106B2 (en) 2002-12-11 2002-12-11 Sealing of steam turbine nozzle hook leakages using a braided rope seal

Publications (3)

Publication Number Publication Date
JP2004190678A JP2004190678A (ja) 2004-07-08
JP2004190678A5 JP2004190678A5 (enExample) 2007-02-01
JP4039527B2 true JP4039527B2 (ja) 2008-01-30

Family

ID=32392942

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003411119A Expired - Fee Related JP4039527B2 (ja) 2002-12-11 2003-12-10 ブレーデッド・ロープシールを使用した蒸気タービンノズルフックの漏洩のシール

Country Status (3)

Country Link
US (1) US6939106B2 (enExample)
JP (1) JP4039527B2 (enExample)
DE (1) DE10358378A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7033135B2 (en) * 2003-11-10 2006-04-25 General Electric Company Method and apparatus for distributing fluid into a turbomachine
GB2417528B (en) * 2004-08-23 2008-08-06 Alstom Technology Ltd Improved rope seal for gas turbine engines
DE102005013794A1 (de) * 2005-03-24 2006-09-28 Alstom Technology Ltd. Leitschaufel für eine Strömungsrotationsmaschine
US7722314B2 (en) * 2006-06-22 2010-05-25 General Electric Company Methods and systems for assembling a turbine
US7713024B2 (en) 2007-02-09 2010-05-11 General Electric Company Bling nozzle/carrier interface design for a steam turbine
EP2660429A1 (en) 2012-05-03 2013-11-06 Siemens Aktiengesellschaft Sealing arrangement for a nozzle guide vane and gas turbine
US9140136B2 (en) 2012-05-31 2015-09-22 United Technologies Corporation Stress-relieved wire seal assembly for gas turbine engines
US9359913B2 (en) 2013-02-27 2016-06-07 General Electric Company Steam turbine inner shell assembly with common grooves
US10287903B2 (en) * 2016-04-06 2019-05-14 General Electric Company Steam turbine drum nozzle having alignment feature, related assembly, steam turbine and storage medium

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394919A (en) * 1966-11-22 1968-07-30 North American Rockwell Floating hot fluid turbine nozzle ring
US4022545A (en) * 1974-09-11 1977-05-10 Avco Corporation Rooted aerodynamic blade and elastic roll pin damper construction
US4725200A (en) * 1987-02-24 1988-02-16 Westinghouse Electric Corp. Apparatus and method for reducing relative motion between blade and rotor in steam turbine
GB2236809B (en) * 1989-09-22 1994-03-16 Rolls Royce Plc Improvements in or relating to gas turbine engines
US5358262A (en) * 1992-10-09 1994-10-25 Rolls-Royce, Inc. Multi-layer seal member
US5605438A (en) 1995-12-29 1997-02-25 General Electric Co. Casing distortion control for rotating machinery
US5630700A (en) * 1996-04-26 1997-05-20 General Electric Company Floating vane turbine nozzle
US6039325A (en) * 1996-10-17 2000-03-21 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Resilient braided rope seal
US6126389A (en) 1998-09-02 2000-10-03 General Electric Co. Impingement cooling for the shroud of a gas turbine
US6164656A (en) * 1999-01-29 2000-12-26 General Electric Company Turbine nozzle interface seal and methods
US6190120B1 (en) 1999-05-14 2001-02-20 General Electric Co. Partially turbulated trailing edge cooling passages for gas turbine nozzles
US6446979B1 (en) * 1999-07-09 2002-09-10 The United States Of America As Represented By The United States National Aeronautics And Space Administration Rocket motor joint construction including thermal barrier
US6343911B1 (en) 2000-04-05 2002-02-05 General Electric Company Side wall cooling for nozzle segments for a gas turbine
US6331096B1 (en) 2000-04-05 2001-12-18 General Electric Company Apparatus and methods for impingement cooling of an undercut region adjacent a side wall of a turbine nozzle segment
US6418618B1 (en) 2000-04-11 2002-07-16 General Electric Company Method of controlling the side wall thickness of a turbine nozzle segment for improved cooling
US6453557B1 (en) 2000-04-11 2002-09-24 General Electric Company Method of joining a vane cavity insert to a nozzle segment of a gas turbine
US6419445B1 (en) 2000-04-11 2002-07-16 General Electric Company Apparatus for impingement cooling a side wall adjacent an undercut region of a turbine nozzle segment
US6386825B1 (en) 2000-04-11 2002-05-14 General Electric Company Apparatus and methods for impingement cooling of a side wall of a turbine nozzle segment
US6375415B1 (en) 2000-04-25 2002-04-23 General Electric Company Hook support for a closed circuit fluid cooled gas turbine nozzle stage segment
US6390769B1 (en) 2000-05-08 2002-05-21 General Electric Company Closed circuit steam cooled turbine shroud and method for steam cooling turbine shroud
US6402466B1 (en) 2000-05-16 2002-06-11 General Electric Company Leaf seal for gas turbine stator shrouds and a nozzle band
US6435814B1 (en) 2000-05-16 2002-08-20 General Electric Company Film cooling air pocket in a closed loop cooled airfoil
US6422810B1 (en) 2000-05-24 2002-07-23 General Electric Company Exit chimney joint and method of forming the joint for closed circuit steam cooled gas turbine nozzles
US6413040B1 (en) 2000-06-13 2002-07-02 General Electric Company Support pedestals for interconnecting a cover and nozzle band wall in a gas turbine nozzle segment
US6464453B2 (en) * 2000-12-04 2002-10-15 General Electric Company Turbine interstage sealing ring
US6375429B1 (en) * 2001-02-05 2002-04-23 General Electric Company Turbomachine blade-to-rotor sealing arrangement
US6398489B1 (en) 2001-02-08 2002-06-04 General Electric Company Airfoil shape for a turbine nozzle
US6464456B2 (en) * 2001-03-07 2002-10-15 General Electric Company Turbine vane assembly including a low ductility vane

Also Published As

Publication number Publication date
US6939106B2 (en) 2005-09-06
US20040115046A1 (en) 2004-06-17
DE10358378A1 (de) 2004-06-24
JP2004190678A (ja) 2004-07-08

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