DE10358377A1 - Abdichten von Leckströmen an Schaufelfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung - Google Patents

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

Info

Publication number
DE10358377A1
DE10358377A1 DE10358377A DE10358377A DE10358377A1 DE 10358377 A1 DE10358377 A1 DE 10358377A1 DE 10358377 A DE10358377 A DE 10358377A DE 10358377 A DE10358377 A DE 10358377A DE 10358377 A1 DE10358377 A1 DE 10358377A1
Authority
DE
Germany
Prior art keywords
rotor
seal
steam turbine
blade
grooves
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
DE10358377A
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 DE10358377A1 publication Critical patent/DE10358377A1/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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades 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
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/614—Fibres or filaments
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/4932—Turbomachine making
    • Y10T29/49321—Assembling individual fluid flow interacting members, e.g., blades, vanes, buckets, on rotary support member
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/4932—Turbomachine making
    • Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Gasket Seals (AREA)
DE10358377A 2002-12-11 2003-12-11 Abdichten von Leckströmen an Schaufelfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung Ceased DE10358377A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/316,102 US6832892B2 (en) 2002-12-11 2002-12-11 Sealing of steam turbine bucket hook leakages using a braided rope seal
US10/316102 2002-12-11

Publications (1)

Publication Number Publication Date
DE10358377A1 true DE10358377A1 (de) 2004-06-24

Family

ID=32392941

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10358377A Ceased DE10358377A1 (de) 2002-12-11 2003-12-11 Abdichten von Leckströmen an Schaufelfüssen einer Dampfturbine mittels einer geflochtenen Seildichtung

Country Status (4)

Country Link
US (1) US6832892B2 (enExample)
JP (1) JP2004190680A (enExample)
CN (1) CN100507218C (enExample)
DE (1) DE10358377A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10357134A1 (de) * 2003-12-06 2005-06-30 Alstom Technology Ltd Rotor für einen Verdichter
US7635250B2 (en) * 2006-03-22 2009-12-22 General Electric Company Apparatus and method for controlling leakage in steam turbines
US7722314B2 (en) * 2006-06-22 2010-05-25 General Electric Company Methods and systems for assembling a turbine
US7798769B2 (en) * 2007-02-15 2010-09-21 Siemens Energy, Inc. Flexible, high-temperature ceramic seal element
US8016565B2 (en) * 2007-05-31 2011-09-13 General Electric Company Methods and apparatus for assembling gas turbine engines
US8142161B2 (en) * 2007-09-20 2012-03-27 General Electric Company Replaceable staking insert
US8210820B2 (en) * 2008-07-08 2012-07-03 General Electric Company Gas assisted turbine seal
US8011894B2 (en) * 2008-07-08 2011-09-06 General Electric Company Sealing mechanism with pivot plate and rope seal
US8167566B2 (en) * 2008-12-31 2012-05-01 General Electric Company Rotor dovetail hook-to-hook fit
US8177495B2 (en) * 2009-03-24 2012-05-15 General Electric Company Method and apparatus for turbine interstage seal ring
US9140136B2 (en) 2012-05-31 2015-09-22 United Technologies Corporation Stress-relieved wire seal assembly for gas turbine engines
US10400614B2 (en) 2016-11-18 2019-09-03 General Electric Company Turbomachine bucket with radial support, shim and related turbomachine rotor
US11512602B2 (en) * 2020-01-20 2022-11-29 Raytheon Technologies Corporation Seal element for sealing a joint between a rotor blade and a rotor disk
US11555407B2 (en) 2020-05-19 2023-01-17 General Electric Company Turbomachine rotor assembly
CN112012800B (zh) * 2020-08-18 2022-03-18 清华大学 一种栅板与编绳组合的密封结构

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US4022545A (en) * 1974-09-11 1977-05-10 Avco Corporation Rooted aerodynamic blade and elastic roll pin damper construction
US4480958A (en) * 1983-02-09 1984-11-06 The United States Of America As Represented By The Secretary Of The Air Force High pressure turbine rotor two-piece blade retainer
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
US5191711A (en) * 1991-12-23 1993-03-09 Allied-Signal Inc. Compressor or turbine blade manufacture
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
US6126389A (en) 1998-09-02 2000-10-03 General Electric Co. Impingement cooling for the shroud of a gas turbine
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
US6435814B1 (en) 2000-05-16 2002-08-20 General Electric Company Film cooling air pocket in a closed loop cooled airfoil
US6402466B1 (en) 2000-05-16 2002-06-11 General Electric Company Leaf seal for gas turbine stator shrouds and a nozzle band
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
CN100507218C (zh) 2009-07-01
JP2004190680A (ja) 2004-07-08
US20040115055A1 (en) 2004-06-17
US6832892B2 (en) 2004-12-21
CN1514112A (zh) 2004-07-21

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection