CN101050711B - 涡轮转子以及涡轮动叶 - Google Patents

涡轮转子以及涡轮动叶 Download PDF

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Publication number
CN101050711B
CN101050711B CN2007100958222A CN200710095822A CN101050711B CN 101050711 B CN101050711 B CN 101050711B CN 2007100958222 A CN2007100958222 A CN 2007100958222A CN 200710095822 A CN200710095822 A CN 200710095822A CN 101050711 B CN101050711 B CN 101050711B
Authority
CN
China
Prior art keywords
hook
rotor
blade
neck
turbine
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
CN2007100958222A
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English (en)
Chinese (zh)
Other versions
CN101050711A (zh
Inventor
铃木文之
浅井邦夫
工藤健
中村建树
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.)
Mitsubishi Power 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
Publication of CN101050711A publication Critical patent/CN101050711A/zh
Application granted granted Critical
Publication of CN101050711B publication Critical patent/CN101050711B/zh
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)
CN2007100958222A 2006-04-06 2007-04-05 涡轮转子以及涡轮动叶 Expired - Fee Related CN101050711B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006104816 2006-04-06
JP2006-104816 2006-04-06
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 (2)

Publication Number Publication Date
CN101050711A CN101050711A (zh) 2007-10-10
CN101050711B true CN101050711B (zh) 2010-05-26

Family

ID=38575485

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2007100958222A Expired - Fee Related CN101050711B (zh) 2006-04-06 2007-04-05 涡轮转子以及涡轮动叶

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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5147180A (en) * 1991-03-21 1992-09-15 Westinghouse Electric Corp. Optimized blade root profile for steam turbine blades
CN1465787A (zh) * 2002-06-11 2004-01-07 乐金电子(天津)电器有限公司 洗衣机的动力传送装置
US6739836B2 (en) * 2001-09-21 2004-05-25 Nuovo Pignone Holding S.P.A. Connection of blades on a rotor disc of a gas turbine

Family Cites Families (12)

* 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
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
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5147180A (en) * 1991-03-21 1992-09-15 Westinghouse Electric Corp. Optimized blade root profile for steam turbine blades
US6739836B2 (en) * 2001-09-21 2004-05-25 Nuovo Pignone Holding S.P.A. Connection of blades on a rotor disc of a gas turbine
CN1465787A (zh) * 2002-06-11 2004-01-07 乐金电子(天津)电器有限公司 洗衣机的动力传送装置

Also Published As

Publication number Publication date
US20070237644A1 (en) 2007-10-11
KR20070100140A (ko) 2007-10-10
JP2007278153A (ja) 2007-10-25
JP4918806B2 (ja) 2012-04-18
US7841833B2 (en) 2010-11-30
CN101050711A (zh) 2007-10-10
KR100825165B1 (ko) 2008-04-24

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: MITSUBISHI HITACHI POWER SYSTEM LTD.

Free format text: FORMER OWNER: HITACHI,LTD.

Effective date: 20141030

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20141030

Address after: Kanagawa

Patentee after: MITSUBISHI HEAVY INDUSTRIES, Ltd.

Address before: Tokyo, Japan

Patentee before: Hitachi, Ltd.

CP01 Change in the name or title of a patent holder

Address after: Kanagawa Prefecture, Japan

Patentee after: Mitsubishi Power Co.,Ltd.

Address before: Kanagawa Prefecture, Japan

Patentee before: MITSUBISHI HEAVY INDUSTRIES, Ltd.

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100526

CF01 Termination of patent right due to non-payment of annual fee