DE102004008710A1 - Turbinenlaufschaufeldeckband variabler Dicke und zugehöriges Verfahren - Google Patents

Turbinenlaufschaufeldeckband variabler Dicke und zugehöriges Verfahren Download PDF

Info

Publication number
DE102004008710A1
DE102004008710A1 DE102004008710A DE102004008710A DE102004008710A1 DE 102004008710 A1 DE102004008710 A1 DE 102004008710A1 DE 102004008710 A DE102004008710 A DE 102004008710A DE 102004008710 A DE102004008710 A DE 102004008710A DE 102004008710 A1 DE102004008710 A1 DE 102004008710A1
Authority
DE
Germany
Prior art keywords
blade
shroud
radially outer
turbine
rotor
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Withdrawn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
DE102004008710A
Other languages
German (de)
English (en)
Inventor
Leonid Yulyevich Guinessine
Anil Kumar Tolpadi
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 DE102004008710A1 publication Critical patent/DE102004008710A1/de
Withdrawn legal-status Critical Current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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE102004008710A 2003-03-07 2004-02-23 Turbinenlaufschaufeldeckband variabler Dicke und zugehöriges Verfahren Withdrawn DE102004008710A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/248,999 US6851926B2 (en) 2003-03-07 2003-03-07 Variable thickness turbine bucket cover and related method
US10/248999 2003-03-07

Publications (1)

Publication Number Publication Date
DE102004008710A1 true DE102004008710A1 (de) 2004-09-16

Family

ID=32867822

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102004008710A Withdrawn DE102004008710A1 (de) 2003-03-07 2004-02-23 Turbinenlaufschaufeldeckband variabler Dicke und zugehöriges Verfahren

Country Status (4)

Country Link
US (1) US6851926B2 (https=)
JP (1) JP2004270699A (https=)
CN (1) CN1532375A (https=)
DE (1) DE102004008710A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070235501A1 (en) * 2006-03-29 2007-10-11 John Heck Self-packaging MEMS device
US8172518B2 (en) * 2006-12-29 2012-05-08 General Electric Company Methods and apparatus for fabricating a rotor assembly
US8057187B2 (en) * 2008-09-08 2011-11-15 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine
US8052393B2 (en) * 2008-09-08 2011-11-08 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine
US8210822B2 (en) * 2008-09-08 2012-07-03 General Electric Company Dovetail for steam turbine rotating blade and rotor wheel
US20100078893A1 (en) * 2008-09-30 2010-04-01 General Electric Company Active retractable seal for turbomachinery and related method
US8721289B2 (en) * 2009-10-30 2014-05-13 General Electric Company Flow balancing slot

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5267834A (en) 1992-12-30 1993-12-07 General Electric Company Bucket for the last stage of a steam turbine
US5393200A (en) 1994-04-04 1995-02-28 General Electric Co. Bucket for the last stage of turbine
US5445498A (en) 1994-06-10 1995-08-29 General Electric Company Bucket for next-to-the-last stage of a turbine
US5509784A (en) 1994-07-27 1996-04-23 General Electric Co. Turbine bucket and wheel assembly with integral bucket shroud
US5890873A (en) 1997-08-13 1999-04-06 General Electric Co. Labyrinth seal for a turbine bucket cover
US6036437A (en) 1998-04-03 2000-03-14 General Electric Co. Bucket cover geometry for brush seal applications
US6139019A (en) * 1999-03-24 2000-10-31 General Electric Company Seal assembly and rotary machine containing such seal
US6454534B1 (en) 2000-12-21 2002-09-24 General Electric Company Flush bucket cover
US6363612B1 (en) 2000-12-27 2002-04-02 General Electric Company Method of reducing burr formation during turbine bucket cover machining

Also Published As

Publication number Publication date
CN1532375A (zh) 2004-09-29
US20040175266A1 (en) 2004-09-09
JP2004270699A (ja) 2004-09-30
US6851926B2 (en) 2005-02-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee