CN1532375A - 可变厚度的涡轮机叶片盖及相关方法 - Google Patents

可变厚度的涡轮机叶片盖及相关方法 Download PDF

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Publication number
CN1532375A
CN1532375A CNA2004100352280A CN200410035228A CN1532375A CN 1532375 A CN1532375 A CN 1532375A CN A2004100352280 A CNA2004100352280 A CN A2004100352280A CN 200410035228 A CN200410035228 A CN 200410035228A CN 1532375 A CN1532375 A CN 1532375A
Authority
CN
China
Prior art keywords
blade
cover
radially outer
radially
turbine blade
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.)
Pending
Application number
CNA2004100352280A
Other languages
English (en)
Chinese (zh)
Inventor
Ly
L·Y·吉尼西尼
ж�
A·K·托尔帕迪
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 CN1532375A publication Critical patent/CN1532375A/zh
Pending 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)
CNA2004100352280A 2003-03-07 2004-03-06 可变厚度的涡轮机叶片盖及相关方法 Pending CN1532375A (zh)

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
CN1532375A true CN1532375A (zh) 2004-09-29

Family

ID=32867822

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2004100352280A Pending CN1532375A (zh) 2003-03-07 2004-03-06 可变厚度的涡轮机叶片盖及相关方法

Country Status (4)

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

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
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
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
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
JP2004270699A (ja) 2004-09-30
US6851926B2 (en) 2005-02-08
DE102004008710A1 (de) 2004-09-16
US20040175266A1 (en) 2004-09-09

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Legal Events

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
AD01 Patent right deemed abandoned

Effective date of abandoning: 20040929

C20 Patent right or utility model deemed to be abandoned or is abandoned