DE60127774D1 - Schaufelbefestigung mit Hohlstiften - Google Patents

Schaufelbefestigung mit Hohlstiften

Info

Publication number
DE60127774D1
DE60127774D1 DE60127774T DE60127774T DE60127774D1 DE 60127774 D1 DE60127774 D1 DE 60127774D1 DE 60127774 T DE60127774 T DE 60127774T DE 60127774 T DE60127774 T DE 60127774T DE 60127774 D1 DE60127774 D1 DE 60127774D1
Authority
DE
Germany
Prior art keywords
blade attachment
hollow pins
pins
hollow
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.)
Expired - Lifetime
Application number
DE60127774T
Other languages
English (en)
Other versions
DE60127774T2 (de
Inventor
Robert Edward Deallenbach
Michael Earl Montgomery
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 DE60127774D1 publication Critical patent/DE60127774D1/de
Application granted granted Critical
Publication of DE60127774T2 publication Critical patent/DE60127774T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE60127774T 2000-08-15 2001-08-08 Schaufelbefestigung mit Hohlstiften Expired - Lifetime DE60127774T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US639046 2000-08-15
US09/639,046 US6364613B1 (en) 2000-08-15 2000-08-15 Hollow finger dovetail pin and method of bucket attachment using the same

Publications (2)

Publication Number Publication Date
DE60127774D1 true DE60127774D1 (de) 2007-05-24
DE60127774T2 DE60127774T2 (de) 2008-01-03

Family

ID=24562510

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60127774T Expired - Lifetime DE60127774T2 (de) 2000-08-15 2001-08-08 Schaufelbefestigung mit Hohlstiften

Country Status (5)

Country Link
US (1) US6364613B1 (de)
EP (1) EP1182329B1 (de)
JP (1) JP2002161704A (de)
KR (1) KR100747924B1 (de)
DE (1) DE60127774T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6840740B2 (en) * 2002-12-06 2005-01-11 General Electric Company Bucket dovetail design for turbine rotors
DE102004051116A1 (de) * 2004-10-20 2006-04-27 Mtu Aero Engines Gmbh Rotor einer Turbomaschine, insbesondere Gasturbinenrotor
US7134841B2 (en) * 2004-11-12 2006-11-14 General Electric Company Device for optimizing and adjustment of steam balance hole area
US7635250B2 (en) * 2006-03-22 2009-12-22 General Electric Company Apparatus and method for controlling leakage in steam turbines
EP1941967A1 (de) 2007-01-08 2008-07-09 ALSTOM Technology Ltd Verfahren und Vorrichtung zur Entfernung eines Stifts in engem Raum
US8105032B2 (en) * 2008-02-04 2012-01-31 General Electric Company Systems and methods for internally cooling a wheel of a steam turbine
US8096748B2 (en) * 2008-05-15 2012-01-17 General Electric Company Apparatus and method for double flow turbine first stage cooling
DE102009013348A1 (de) * 2009-03-16 2010-09-23 Man Turbo Ag Vorrichtung und Verfahren zum Verbinden einer Schaufel mit einer Rotorwelle einer Strömungsmaschine
US8439635B2 (en) * 2009-05-11 2013-05-14 Rolls-Royce Corporation Apparatus and method for locking a composite component
US8246305B2 (en) * 2009-10-01 2012-08-21 Pratt & Whitney Canada Corp. Gas turbine engine balancing
US8414252B2 (en) * 2010-01-04 2013-04-09 General Electric Company Method and apparatus for double flow turbine first stage cooling
KR101168512B1 (ko) 2010-09-29 2012-07-27 한국전력공사 증기 터빈용 블레이드 구조체와 조립용 핀
JP2012251503A (ja) * 2011-06-03 2012-12-20 Hitachi Ltd 蒸気タービン
JP5538468B2 (ja) * 2012-03-30 2014-07-02 株式会社日立製作所 タービン動翼とタービンロータのピン結合部の加工方法及びタービン動翼
FR2990462B1 (fr) * 2012-05-14 2014-05-30 Snecma Dispositif d'attache d'aubes sur un disque de rotor de turbomachine
JP5951534B2 (ja) * 2013-03-13 2016-07-13 株式会社東芝 蒸気タービン
KR101529532B1 (ko) * 2013-10-16 2015-06-29 두산중공업 주식회사 증기터빈
KR101647250B1 (ko) * 2015-02-05 2016-08-09 두산중공업 주식회사 버켓의 축방향 고정장치
US11306601B2 (en) * 2018-10-18 2022-04-19 Raytheon Technologies Corporation Pinned airfoil for gas turbine engines
US11136888B2 (en) 2018-10-18 2021-10-05 Raytheon Technologies Corporation Rotor assembly with active damping for gas turbine engines
US11441440B2 (en) * 2020-04-27 2022-09-13 Raytheon Technologies Corporation Rotor assembly
US12000308B2 (en) 2022-08-23 2024-06-04 General Electric Company Rotor blade assemblies for turbine engines

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB630395A (en) * 1951-05-07 1949-10-12 Joseph Atkinson Improvements in or related to discs, rotors or stators for turbines or compressors
US2790620A (en) * 1952-07-09 1957-04-30 Gen Electric Multiple finger dovetail attachment for turbine bucket
FR1234275A (fr) * 1959-05-14 1960-10-17 Westinghouse Electric Corp Appareil utilisant un fluide élastique
FR1275542A (fr) * 1960-09-30 1961-11-10 Alsthom Cgee Perfectionnement à des dispositifs de fixation ou d'arrêt
US3189320A (en) * 1963-04-29 1965-06-15 Westinghouse Electric Corp Method of cooling turbine rotors and discs
US4047840A (en) 1975-05-29 1977-09-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Impact absorbing blade mounts for variable pitch blades
JPS54130711A (en) * 1978-03-31 1979-10-11 Toshiba Corp Turbine moving vane
US4265595A (en) 1979-01-02 1981-05-05 General Electric Company Turbomachinery blade retaining assembly
US4460316A (en) * 1982-12-29 1984-07-17 Westinghouse Electric Corp. Blade group with pinned root
DE3310396A1 (de) * 1983-03-18 1984-09-20 Kraftwerk Union AG, 4330 Mülheim Md-dampfturbine in einflutiger bauweise fuer eine hochtemperaturdampfturbinenanlage mit zwischenueberhitzung
US4509265A (en) 1983-03-21 1985-04-09 General Electric Company Turbine blade measurement
US5022824A (en) * 1988-10-07 1991-06-11 United Technologies Corporation Pinned airfoil propeller blade
JPH0356801U (de) * 1989-10-03 1991-05-31
US5062769A (en) * 1989-11-22 1991-11-05 Ortolano Ralph J Connector for turbine element
US5368444A (en) 1993-08-30 1994-11-29 General Electric Company Anti-fretting blade retention means
US5388962A (en) * 1993-10-15 1995-02-14 General Electric Company Turbine rotor disk post cooling system
US5713721A (en) 1996-05-09 1998-02-03 General Electric Co. Retention system for the blades of a rotary machine

Also Published As

Publication number Publication date
EP1182329A2 (de) 2002-02-27
JP2002161704A (ja) 2002-06-07
KR20020013803A (ko) 2002-02-21
EP1182329A3 (de) 2003-12-10
KR100747924B1 (ko) 2007-08-08
DE60127774T2 (de) 2008-01-03
EP1182329B1 (de) 2007-04-11
US6364613B1 (en) 2002-04-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition