JP4918806B2 - タービンロータ及びタービン動翼 - Google Patents

タービンロータ及びタービン動翼 Download PDF

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Publication number
JP4918806B2
JP4918806B2 JP2006104816A JP2006104816A JP4918806B2 JP 4918806 B2 JP4918806 B2 JP 4918806B2 JP 2006104816 A JP2006104816 A JP 2006104816A JP 2006104816 A JP2006104816 A JP 2006104816A JP 4918806 B2 JP4918806 B2 JP 4918806B2
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JP
Japan
Prior art keywords
hook
rotor
neck
blade
contact surface
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.)
Expired - Fee Related
Application number
JP2006104816A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007278153A5 (enExample
JP2007278153A (ja
Inventor
文之 鈴木
邦夫 浅井
健 工藤
建樹 中村
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2006104816A priority Critical patent/JP4918806B2/ja
Priority to US11/695,786 priority patent/US7841833B2/en
Priority to CN2007100958222A priority patent/CN101050711B/zh
Priority to KR1020070033515A priority patent/KR100825165B1/ko
Publication of JP2007278153A publication Critical patent/JP2007278153A/ja
Publication of JP2007278153A5 publication Critical patent/JP2007278153A5/ja
Application granted granted Critical
Publication of JP4918806B2 publication Critical patent/JP4918806B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/711—Shape curved convex
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2006104816A 2006-04-06 2006-04-06 タービンロータ及びタービン動翼 Expired - Fee Related JP4918806B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2006104816A JP4918806B2 (ja) 2006-04-06 2006-04-06 タービンロータ及びタービン動翼
US11/695,786 US7841833B2 (en) 2006-04-06 2007-04-03 Turbine rotor and turbine blade
CN2007100958222A CN101050711B (zh) 2006-04-06 2007-04-05 涡轮转子以及涡轮动叶
KR1020070033515A KR100825165B1 (ko) 2006-04-06 2007-04-05 터빈 로터 및 터빈 구동 블레이드

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006104816A JP4918806B2 (ja) 2006-04-06 2006-04-06 タービンロータ及びタービン動翼

Publications (3)

Publication Number Publication Date
JP2007278153A JP2007278153A (ja) 2007-10-25
JP2007278153A5 JP2007278153A5 (enExample) 2008-07-17
JP4918806B2 true JP4918806B2 (ja) 2012-04-18

Family

ID=38575485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006104816A Expired - Fee Related JP4918806B2 (ja) 2006-04-06 2006-04-06 タービンロータ及びタービン動翼

Country Status (4)

Country Link
US (1) US7841833B2 (enExample)
JP (1) JP4918806B2 (enExample)
KR (1) KR100825165B1 (enExample)
CN (1) CN101050711B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8122601B2 (en) * 2008-04-15 2012-02-28 United Technologies Corporation Methods for correcting twist angle in a gas turbine engine blade
EP2436883A1 (en) * 2010-09-29 2012-04-04 Siemens Aktiengesellschaft Blade root, particularly of a turbine blade, a blade, and a turbomachine assembly
EP2546465A1 (en) 2011-07-14 2013-01-16 Siemens Aktiengesellschaft Blade root, corresponding blade, rotor disc, and turbomachine assembly
CH705325A1 (de) * 2011-07-20 2013-01-31 Alstom Technology Ltd Schaufel für eine Strömungsmaschine.
US9546556B2 (en) 2012-09-26 2017-01-17 United Technologies Corporation Turbine blade root profile
US10072507B2 (en) 2012-10-25 2018-09-11 United Technologies Corporation Redundant airfoil attachment
EP2762676A1 (en) * 2013-02-04 2014-08-06 Siemens Aktiengesellschaft Turbomachine rotor blade, turbomachine rotor disc, turbomachine rotor, and gas turbine engine with different root and slot contact face angles
CN108691575B (zh) * 2018-05-10 2021-01-26 中国航发湖南动力机械研究所 涡轮组件、榫接结构及其制备方法
DE102019207620A1 (de) 2019-05-24 2020-11-26 MTU Aero Engines AG Laufschaufel mit Schaufelfußkontur mit in einem konkaven Konturabschnitt vorgesehenem Geradenabschnitt

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5993901A (ja) * 1982-11-17 1984-05-30 Toshiba Corp 蒸気タ−ビン動翼
US4824328A (en) * 1987-05-22 1989-04-25 Westinghouse Electric Corp. Turbine blade attachment
EP0511958A1 (en) * 1989-07-25 1992-11-11 AlliedSignal Inc. Dual alloy turbine blade
US5152669A (en) * 1990-06-26 1992-10-06 Westinghouse Electric Corp. Turbomachine blade fastening
US5147180A (en) * 1991-03-21 1992-09-15 Westinghouse Electric Corp. Optimized blade root profile for steam turbine blades
US5480285A (en) * 1993-08-23 1996-01-02 Westinghouse Electric Corporation Steam turbine blade
JPH0772485A (ja) 1993-08-31 1995-03-17 Canon Inc 液晶表示素子
FR2725239B1 (fr) * 1994-09-30 1996-11-22 Gec Alsthom Electromec Disposition pour l'ecretement des pointes de contrainte dans l'ancrage d'une ailette de turbine, comportant une racine dite en "pied-sapin"
US5474423A (en) 1994-10-12 1995-12-12 General Electric Co. Bucket and wheel dovetail design for turbine rotors
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
JP4231602B2 (ja) 1999-10-12 2009-03-04 ヤンマー農機株式会社 車両のトランスミッション
US6302651B1 (en) * 1999-12-29 2001-10-16 United Technologies Corporation Blade attachment configuration
ITMI20011970A1 (it) * 2001-09-21 2003-03-21 Nuovo Pignone Spa Connessione migliorata di palette su di un disco rotorico di una turbina a gas
CN100336964C (zh) * 2002-06-11 2007-09-12 乐金电子(天津)电器有限公司 洗衣机的动力传送装置
US8079817B2 (en) 2004-02-10 2011-12-20 General Electric Company Advanced firtree and broach slot forms for turbine stage 3 buckets and rotor wheels

Also Published As

Publication number Publication date
US20070237644A1 (en) 2007-10-11
KR20070100140A (ko) 2007-10-10
JP2007278153A (ja) 2007-10-25
US7841833B2 (en) 2010-11-30
CN101050711B (zh) 2010-05-26
CN101050711A (zh) 2007-10-10
KR100825165B1 (ko) 2008-04-24

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