JP2011106449A - タービン動翼及びロータ - Google Patents

タービン動翼及びロータ Download PDF

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Publication number
JP2011106449A
JP2011106449A JP2010250380A JP2010250380A JP2011106449A JP 2011106449 A JP2011106449 A JP 2011106449A JP 2010250380 A JP2010250380 A JP 2010250380A JP 2010250380 A JP2010250380 A JP 2010250380A JP 2011106449 A JP2011106449 A JP 2011106449A
Authority
JP
Japan
Prior art keywords
wing
elongated
turbine
blade
longitudinal axis
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
JP2010250380A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011106449A5 (https=
Inventor
Alan Richard Demania
アラン・リチャード・デマニア
F Timothy Wendell
エフ・ティモシー・ウェンデル
Gary J Yetto
ゲーリー・ジェイ・イェットー
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 JP2011106449A publication Critical patent/JP2011106449A/ja
Publication of JP2011106449A5 publication Critical patent/JP2011106449A5/ja
Pending 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
    • 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
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F01D5/14—Form or construction
    • F01D5/16—Form or construction for counteracting blade vibration
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/33—Shrouds which are part of or which are rotating with the rotor
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2010250380A 2009-11-12 2010-11-09 タービン動翼及びロータ Pending JP2011106449A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/617,683 2009-11-12
US12/617,683 US8277189B2 (en) 2009-11-12 2009-11-12 Turbine blade and rotor

Publications (2)

Publication Number Publication Date
JP2011106449A true JP2011106449A (ja) 2011-06-02
JP2011106449A5 JP2011106449A5 (https=) 2013-12-19

Family

ID=43567794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010250380A Pending JP2011106449A (ja) 2009-11-12 2010-11-09 タービン動翼及びロータ

Country Status (4)

Country Link
US (1) US8277189B2 (https=)
EP (1) EP2322761B1 (https=)
JP (1) JP2011106449A (https=)
RU (1) RU2547128C2 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015072017A (ja) * 2012-05-31 2015-04-16 アルストム テクノロジー リミテッドＡＬＳＴＯＭ Ｔｅｃｈｎｏｌｏｇｙ Ｌｔｄ プレツイステッド翼用のシュラウド
JP2015525854A (ja) * 2012-08-07 2015-09-07 ゼネラル・エレクトリック・カンパニイ 複数の前縁陥凹部を含む最終段タービン動翼、並びに対応ロータアセンブリ及び蒸気タービン

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101305575B1 (ko) * 2010-01-20 2013-09-09 미츠비시 쥬고교 가부시키가이샤 터빈 동익 및 터보 기계
US8888459B2 (en) * 2011-08-23 2014-11-18 General Electric Company Coupled blade platforms and methods of sealing
US9909425B2 (en) 2011-10-31 2018-03-06 Pratt & Whitney Canada Corporation Blade for a gas turbine engine
CA146333S (en) * 2012-02-02 2013-02-07 Novenco As Ventilator blade
US9581170B2 (en) * 2013-03-15 2017-02-28 Honeywell International Inc. Methods of designing and making diffuser vanes in a centrifugal compressor
EP2918784A1 (de) * 2014-03-13 2015-09-16 Siemens Aktiengesellschaft Schaufelfuß für eine Turbinenschaufel
US20180179952A1 (en) * 2016-12-23 2018-06-28 General Electric Company Rotating detonation engine and method of operating same

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304056A (en) * 1965-03-19 1967-02-14 Hitachi Ltd Turbine blades
JPS5493657A (en) * 1977-12-12 1979-07-24 Cretella Salvatore Restoring method of wornnout turbine blade
JPS54136404U (https=) * 1978-03-17 1979-09-21
JPS5578103A (en) * 1978-12-08 1980-06-12 Hitachi Ltd Method of implanting movable turbine blade
JPS6018202U (ja) * 1983-07-15 1985-02-07 株式会社東芝 タ−ボ流体機械の羽根
JPS637202U (https=) * 1986-07-01 1988-01-18
JPH04123302U (ja) * 1991-04-22 1992-11-09 三菱重工業株式会社 回転翼
JPH06235301A (ja) * 1992-12-30 1994-08-23 General Electric Co <Ge> 耐水滴浸食性を有するタービン動翼の製造方法およびそれによって得られた製品
JPH08225828A (ja) * 1995-02-15 1996-09-03 Toshiba Corp 蒸気タービン動翼のフレームハードニング装置及びフレームハードニング方法
JPH10299405A (ja) * 1997-04-28 1998-11-10 Toshiba Corp タービン動翼およびその組み立て工法
JPH11159302A (ja) * 1997-11-25 1999-06-15 Hitachi Ltd 蒸気タービン動翼
JPH11336501A (ja) * 1998-05-25 1999-12-07 Toshiba Corp タービン動翼
JP2007332893A (ja) * 2006-06-16 2007-12-27 Mitsubishi Heavy Ind Ltd 軸流タービン翼の制振及びフレッティング防止構造
JP2009019628A (ja) * 2007-07-16 2009-01-29 Nuovo Pignone Holding Spa 蒸気タービン及び回転動翼
JP2009121478A (ja) * 2007-11-16 2009-06-04 General Electric Co <Ge> タービン組立体と共に用いられるダブテール取付部とタービン組立体の組立方法

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* Cited by examiner, † Cited by third party
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CA903091A (en) * 1972-06-20 P. Zeman Kenneth Tie pins for turbine buckets
US4714410A (en) * 1986-08-18 1987-12-22 Westinghouse Electric Corp. Trailing edge support for control stage steam turbine blade
US4815938A (en) * 1987-12-24 1989-03-28 Westinghouse Electric Corp. Shroud gap control for integral shrouded blades
US5277549A (en) * 1992-03-16 1994-01-11 Westinghouse Electric Corp. Controlled reaction L-2R steam turbine blade
US5267834A (en) * 1992-12-30 1993-12-07 General Electric Company Bucket for the last stage of a steam turbine
US5480285A (en) * 1993-08-23 1996-01-02 Westinghouse Electric Corporation Steam turbine blade
US6030178A (en) * 1998-09-14 2000-02-29 General Electric Co. Axial entry dovetail segment for securing a closure bucket to a turbine wheel and methods of installation
JP3793667B2 (ja) * 1999-07-09 2006-07-05 株式会社日立製作所 低圧蒸気タービン最終段動翼の製造方法
DE10014189A1 (de) * 2000-03-23 2001-09-27 Alstom Power Nv Befestigung der Beschaufelung einer Strömungsmaschine
US6491498B1 (en) * 2001-10-04 2002-12-10 Power Systems Mfg, Llc. Turbine blade pocket shroud
US6877956B2 (en) * 2002-12-23 2005-04-12 General Electric Company Methods and apparatus for integral radial leakage seal
US7318699B2 (en) * 2005-05-31 2008-01-15 General Electric Company Moisture removal grooves on steam turbine buckets and covers and methods of manufacture
JP4673732B2 (ja) * 2005-12-01 2011-04-20 株式会社東芝 タービン動翼および蒸気タービン
JP5025241B2 (ja) * 2006-12-01 2012-09-12 株式会社東芝 タービン動翼および蒸気タービン
US7946823B2 (en) * 2007-07-16 2011-05-24 Nuovo Pignone Holdings, S.P.A. Steam turbine rotating blade
JP4991663B2 (ja) * 2007-09-11 2012-08-01 株式会社日立製作所 蒸気タービン動翼組立体
US7901523B2 (en) * 2007-11-16 2011-03-08 General Electric Company Uniform heat treatment process for hardening steel
JP2010053822A (ja) * 2008-08-29 2010-03-11 Toshiba Corp タービン動翼および蒸気タービン
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

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304056A (en) * 1965-03-19 1967-02-14 Hitachi Ltd Turbine blades
JPS5493657A (en) * 1977-12-12 1979-07-24 Cretella Salvatore Restoring method of wornnout turbine blade
JPS54136404U (https=) * 1978-03-17 1979-09-21
JPS5578103A (en) * 1978-12-08 1980-06-12 Hitachi Ltd Method of implanting movable turbine blade
JPS6018202U (ja) * 1983-07-15 1985-02-07 株式会社東芝 タ−ボ流体機械の羽根
JPS637202U (https=) * 1986-07-01 1988-01-18
JPH04123302U (ja) * 1991-04-22 1992-11-09 三菱重工業株式会社 回転翼
JPH06235301A (ja) * 1992-12-30 1994-08-23 General Electric Co <Ge> 耐水滴浸食性を有するタービン動翼の製造方法およびそれによって得られた製品
JPH08225828A (ja) * 1995-02-15 1996-09-03 Toshiba Corp 蒸気タービン動翼のフレームハードニング装置及びフレームハードニング方法
JPH10299405A (ja) * 1997-04-28 1998-11-10 Toshiba Corp タービン動翼およびその組み立て工法
JPH11159302A (ja) * 1997-11-25 1999-06-15 Hitachi Ltd 蒸気タービン動翼
JPH11336501A (ja) * 1998-05-25 1999-12-07 Toshiba Corp タービン動翼
JP2007332893A (ja) * 2006-06-16 2007-12-27 Mitsubishi Heavy Ind Ltd 軸流タービン翼の制振及びフレッティング防止構造
JP2009019628A (ja) * 2007-07-16 2009-01-29 Nuovo Pignone Holding Spa 蒸気タービン及び回転動翼
JP2009121478A (ja) * 2007-11-16 2009-06-04 General Electric Co <Ge> タービン組立体と共に用いられるダブテール取付部とタービン組立体の組立方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015072017A (ja) * 2012-05-31 2015-04-16 アルストム テクノロジー リミテッドＡＬＳＴＯＭ Ｔｅｃｈｎｏｌｏｇｙ Ｌｔｄ プレツイステッド翼用のシュラウド
JP2015525854A (ja) * 2012-08-07 2015-09-07 ゼネラル・エレクトリック・カンパニイ 複数の前縁陥凹部を含む最終段タービン動翼、並びに対応ロータアセンブリ及び蒸気タービン

Also Published As

Publication number Publication date
EP2322761A2 (en) 2011-05-18
EP2322761A3 (en) 2013-10-09
EP2322761B1 (en) 2021-03-03
RU2010145978A (ru) 2012-05-20
RU2547128C2 (ru) 2015-04-10
US20110110784A1 (en) 2011-05-12
US8277189B2 (en) 2012-10-02

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