FR974989A - Lock for blading drum-shaped rotors of axial compressors and steam or gas turbines - Google Patents

Lock for blading drum-shaped rotors of axial compressors and steam or gas turbines

Info

Publication number
FR974989A
FR974989A FR974989DA FR974989A FR 974989 A FR974989 A FR 974989A FR 974989D A FR974989D A FR 974989DA FR 974989 A FR974989 A FR 974989A
Authority
FR
France
Prior art keywords
blading
drum
steam
lock
gas turbines
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
Application number
Other languages
French (fr)
Inventor
Hermann Oestrich
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 filed Critical
Application granted granted Critical
Publication of FR974989A publication Critical patent/FR974989A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR974989D 1948-09-17 1948-09-17 Lock for blading drum-shaped rotors of axial compressors and steam or gas turbines Expired FR974989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR812337X 1948-09-17

Publications (1)

Publication Number Publication Date
FR974989A true FR974989A (en) 1951-02-28

Family

ID=9265025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR974989D Expired FR974989A (en) 1948-09-17 1948-09-17 Lock for blading drum-shaped rotors of axial compressors and steam or gas turbines

Country Status (2)

Country Link
DE (1) DE812337C (en)
FR (1) FR974989A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3031136A1 (en) * 2014-12-26 2016-07-01 Snecma TURBOMACHINE ROTOR WITH OPTIMIZED SUPPORT SURFACES

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000613A (en) * 1958-06-11 1961-09-19 Gen Motors Corp Rotor blade lock
US3037741A (en) * 1958-12-29 1962-06-05 Gen Electric Damping turbine buckets
DE1074594B (en) * 1961-02-23 1960-02-04 D Napier &. Son Limited, London Attachment of hollow hydrofoil profiled axial turbines or axial compressor blades
US3954350A (en) * 1974-06-14 1976-05-04 Motoren-Und Turbinen-Union Munchen Gmbh Rotor having means for locking rotor blades to rotor disk
FR2282038A1 (en) * 1974-08-13 1976-03-12 Mtu Muenchen Gmbh DEVICE FOR FIXING THE MOBILE BLADES OF TURBOMACHINES
FR2616480B1 (en) * 1987-06-10 1989-09-29 Snecma DEVICE FOR LOCKING BLADES WITH A HAMMER FOOT ON A TURBOMACHINE DISC AND ASSEMBLY AND DISASSEMBLY METHODS
DE10134611A1 (en) * 2000-12-16 2002-06-27 Alstom Switzerland Ltd Fixing device for a blade mounting of a compressor or turbine stage of a gas turbine system comprises a blade having a counter-contour corresponding to a connecting element of a wedge element to produce a form-locking connection
DE10310432A1 (en) * 2003-03-11 2004-09-23 Alstom Technology Ltd Rotor end
DE102004011508A1 (en) * 2004-03-08 2005-09-29 Alstom Technology Ltd Rotor end
EP1698758B1 (en) 2005-02-23 2015-11-11 Alstom Technology Ltd Axially split rotor end piece
EP1698759B1 (en) * 2005-02-23 2015-06-03 Alstom Technology Ltd Rotor end piece

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3031136A1 (en) * 2014-12-26 2016-07-01 Snecma TURBOMACHINE ROTOR WITH OPTIMIZED SUPPORT SURFACES
US10072508B2 (en) 2014-12-26 2018-09-11 Safran Aircraft Engines Turbomachine rotor with optimised bearing surfaces

Also Published As

Publication number Publication date
DE812337C (en) 1951-08-27

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