DE10358378A1 - Abdichten von Leckströmen an Düsenfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung - Google Patents

Abdichten von Leckströmen an Düsenfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung Download PDF

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Publication number
DE10358378A1
DE10358378A1 DE10358378A DE10358378A DE10358378A1 DE 10358378 A1 DE10358378 A1 DE 10358378A1 DE 10358378 A DE10358378 A DE 10358378A DE 10358378 A DE10358378 A DE 10358378A DE 10358378 A1 DE10358378 A1 DE 10358378A1
Authority
DE
Germany
Prior art keywords
stator
nozzle
steam turbine
seal
nozzles
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.)
Ceased
Application number
DE10358378A
Other languages
German (de)
English (en)
Inventor
John Thomas Murphy
Steven Sebastian Burgdick
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 DE10358378A1 publication Critical patent/DE10358378A1/de
Ceased 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
    • 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)
DE10358378A 2002-12-11 2003-12-11 Abdichten von Leckströmen an Düsenfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung Ceased DE10358378A1 (de)

Applications Claiming Priority (2)

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
US10/316103 2002-12-11

Publications (1)

Publication Number Publication Date
DE10358378A1 true DE10358378A1 (de) 2004-06-24

Family

ID=32392942

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10358378A Ceased DE10358378A1 (de) 2002-12-11 2003-12-11 Abdichten von Leckströmen an Düsenfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung

Country Status (3)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005039503B4 (de) * 2004-08-23 2018-02-08 Ansaldo Energia Switzerland AG Seildichtung für Gasturbinenmotor
DE102008007907B4 (de) 2007-02-09 2025-01-23 General Electric Technology Gmbh Ausführung eines Blingleitkranz/Träger-Übergangs für eine Dampfturbine

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* 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
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
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

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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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005039503B4 (de) * 2004-08-23 2018-02-08 Ansaldo Energia Switzerland AG Seildichtung für Gasturbinenmotor
DE102008007907B4 (de) 2007-02-09 2025-01-23 General Electric Technology Gmbh Ausführung eines Blingleitkranz/Träger-Übergangs für eine Dampfturbine

Also Published As

Publication number Publication date
US6939106B2 (en) 2005-09-06
US20040115046A1 (en) 2004-06-17
JP4039527B2 (ja) 2008-01-30
JP2004190678A (ja) 2004-07-08

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8110 Request for examination paragraph 44
R002 Refusal decision in examination/registration proceedings
R003 Refusal decision now final

Effective date: 20110325