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DE59200524D1 - Laufschaufelbefestigung. - Google Patents

Laufschaufelbefestigung.

Info

Publication number
DE59200524D1
DE59200524D1 DE59200524T DE59200524T DE59200524D1 DE 59200524 D1 DE59200524 D1 DE 59200524D1 DE 59200524 T DE59200524 T DE 59200524T DE 59200524 T DE59200524 T DE 59200524T DE 59200524 D1 DE59200524 D1 DE 59200524D1
Authority
DE
Germany
Prior art keywords
blade attachment
blade
attachment
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
DE59200524T
Other languages
English (en)
Inventor
Andreas Dr Czeratzki
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.)
ABB Asea Brown Boveri Ltd
ABB AB
Original Assignee
Asea Brown Boveri AG Switzerland
Asea Brown Boveri AB
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 Asea Brown Boveri AG Switzerland, Asea Brown Boveri AB filed Critical Asea Brown Boveri AG Switzerland
Application granted granted Critical
Publication of DE59200524D1 publication Critical patent/DE59200524D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE59200524T 1991-06-28 1992-06-13 Laufschaufelbefestigung. Expired - Fee Related DE59200524D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH192591 1991-06-28

Publications (1)

Publication Number Publication Date
DE59200524D1 true DE59200524D1 (de) 1994-10-27

Family

ID=4221804

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59200524T Expired - Fee Related DE59200524D1 (de) 1991-06-28 1992-06-13 Laufschaufelbefestigung.

Country Status (4)

Country Link
US (1) US5236308A (de)
EP (1) EP0520259B1 (de)
JP (1) JPH05187203A (de)
DE (1) DE59200524D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0658168A (ja) * 1992-08-06 1994-03-01 Hitachi Ltd ガスタービン用圧縮機及びガスタービン
FR2723397B1 (fr) * 1994-08-03 1996-09-13 Snecma Disque de compresseur de turbomachine muni d'une gorge circulaire asymetrique
DE4436727A1 (de) * 1994-10-14 1996-04-18 Abb Management Ag Trommelrotor für eine axial durchströmte Turbomaschine
FR2857405B1 (fr) * 2003-07-07 2005-09-30 Snecma Moteurs Amelioration de la capacite de retention d'une aube a attache marteau dissymetrique
EP2282010A1 (de) * 2009-06-23 2011-02-09 Siemens Aktiengesellschaft Laufschaufel für eine axial durchströmbare Turbomaschine
DE102010053141B4 (de) * 2009-12-07 2018-10-11 General Electric Technology Gmbh Turbinenaggregat mit möglicher Überdrehung des Fußes einer Schaufel bis zum Einbau einer letzten Schaufel
US9194244B2 (en) * 2013-02-25 2015-11-24 General Electric Company Drum rotor dovetail component and related drum rotor system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE570754C (de) * 1933-02-20 Siemens Schuckertwerke Akt Ges Laufschaufelbefestigung fuer Dampf- oder Gasturbinen
US888500A (en) * 1907-10-23 1908-05-26 Bergmann Elek Citats Werke Ag Turbine.
US1466324A (en) * 1922-06-07 1923-08-28 Gen Electric Elastic-fluid turbine
DE691800C (de) * 1938-07-30 1940-06-06 Siemens Schuckertwerke Akt Ges Beschaufelung fuer insbesondere radial beaufschlagte Dampf- oder Gasturbinen
US2327839A (en) * 1940-03-26 1943-08-24 Bbc Brown Boveri & Cie Turbine construction
US2295012A (en) * 1941-03-08 1942-09-08 Westinghouse Electric & Mfg Co Turbine blading
US3475108A (en) * 1968-02-14 1969-10-28 Siemens Ag Blade structure for turbines

Also Published As

Publication number Publication date
JPH05187203A (ja) 1993-07-27
EP0520259A1 (de) 1992-12-30
US5236308A (en) 1993-08-17
EP0520259B1 (de) 1994-09-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee