DE68900871D1 - Turbomaschinenrotor mit vorrichtung zur schaufelbefestigung. - Google Patents

Turbomaschinenrotor mit vorrichtung zur schaufelbefestigung.

Info

Publication number
DE68900871D1
DE68900871D1 DE8989402737T DE68900871T DE68900871D1 DE 68900871 D1 DE68900871 D1 DE 68900871D1 DE 8989402737 T DE8989402737 T DE 8989402737T DE 68900871 T DE68900871 T DE 68900871T DE 68900871 D1 DE68900871 D1 DE 68900871D1
Authority
DE
Germany
Prior art keywords
fastening
turbo machine
machine rotor
rotor
turbo
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
DE8989402737T
Other languages
English (en)
Inventor
Gerard Hacault
Jean Heurtel
Rene Serre
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE68900871D1 publication Critical patent/DE68900871D1/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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • 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
    • F01D5/3046—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses the rotor having ribs around the circumference
    • 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
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE8989402737T 1988-10-05 1989-10-04 Turbomaschinenrotor mit vorrichtung zur schaufelbefestigung. Expired - Lifetime DE68900871D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8813004A FR2637321B1 (fr) 1988-10-05 1988-10-05 Rotor de turbomachine muni d'un dispositif de fixation des aubes

Publications (1)

Publication Number Publication Date
DE68900871D1 true DE68900871D1 (de) 1992-04-02

Family

ID=9370691

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989402737T Expired - Lifetime DE68900871D1 (de) 1988-10-05 1989-10-04 Turbomaschinenrotor mit vorrichtung zur schaufelbefestigung.

Country Status (5)

Country Link
US (1) US5007800A (de)
EP (1) EP0363280B1 (de)
JP (1) JPH07109161B2 (de)
DE (1) DE68900871D1 (de)
FR (1) FR2637321B1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131813A (en) * 1990-04-03 1992-07-21 General Electric Company Turbine blade outer end attachment structure
US5131814A (en) * 1990-04-03 1992-07-21 General Electric Company Turbine blade inner end attachment structure
GB2268978B (en) * 1992-07-21 1995-11-08 Rolls Royce Plc Fan for a ducted fan gas turbine engine
US5271718A (en) * 1992-08-11 1993-12-21 General Electric Company Lightweight platform blade
US5486095A (en) * 1994-12-08 1996-01-23 General Electric Company Split disk blade support
DE19960896A1 (de) * 1999-12-17 2001-06-28 Rolls Royce Deutschland Rückhaltevorrichtung für Rotorschaufeln einer Axialturbomaschine
US6764282B2 (en) 2001-11-14 2004-07-20 United Technologies Corporation Blade for turbine engine
EP1319805A1 (de) * 2001-12-17 2003-06-18 Techspace aero Rotor oder Rototelement für Turbokompressoren
FR2846997B1 (fr) * 2002-11-07 2006-12-22 Snecma Moteurs Agencement de montage de secteurs de redresseur
US7284958B2 (en) * 2003-03-22 2007-10-23 Allison Advanced Development Company Separable blade platform
FR2858353B1 (fr) * 2003-07-31 2005-10-07 Snecma Moteurs Plate-forme inter-aubes a pions de fixation a flexion et contraintes de cisaillement variables, pour un disque de support d'aubes de turboreacteur
FR2933887B1 (fr) * 2008-07-18 2010-09-17 Snecma Procede de reparation ou de reprise d'un disque de turbomachine et disque de turbomachine repare ou repris
FR2935428B1 (fr) * 2008-08-26 2015-06-26 Snecma Aubage fixe de turbomachine a masse reduite et turbomachine comportant au moins un tel aubage fixe
FR2935429B1 (fr) * 2008-08-26 2011-11-25 Snecma Aubage fixe de turbomachine a masse reduite et turbomachine comportant au moins un tel aubage fixe
EP2369136B1 (de) * 2010-03-12 2012-12-19 Techspace Aero S.A. Gewichtsreduzierte einteilige Mehrstufentrommel eines Axialverdichters
US20130149130A1 (en) * 2011-12-09 2013-06-13 General Electric Company Fan Hub Frame for Double Outlet Guide Vane
US9303520B2 (en) 2011-12-09 2016-04-05 General Electric Company Double fan outlet guide vane with structural platforms
US9303531B2 (en) 2011-12-09 2016-04-05 General Electric Company Quick engine change assembly for outlet guide vanes
US9683446B2 (en) * 2013-03-07 2017-06-20 Rolls-Royce Energy Systems, Inc. Gas turbine engine shrouded blade
US10301951B2 (en) * 2016-05-20 2019-05-28 United Technologies Corporation Turbine vane gusset
US10724390B2 (en) 2018-03-16 2020-07-28 General Electric Company Collar support assembly for airfoils
IT201900014724A1 (it) * 2019-08-13 2021-02-13 Ge Avio Srl Elementi di trattenimento delle pale per turbomacchine.
FR3104195B1 (fr) * 2019-12-10 2021-12-03 Safran Aircraft Engines fixation améliorée d’aubages de turbine contrarotative
US11156110B1 (en) 2020-08-04 2021-10-26 General Electric Company Rotor assembly for a turbine section of a gas turbine engine
US11655719B2 (en) 2021-04-16 2023-05-23 General Electric Company Airfoil assembly

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA825995A (en) * 1969-10-28 General Electric Company Turbine bucket supporting structure
CA619513A (en) * 1961-05-02 Morita Saburo Bladed rotor assembly
US2654565A (en) * 1946-01-15 1953-10-06 Power Jets Res & Dev Ltd Construction of rotors for compressors and like machines
CH289173A (fr) * 1950-03-25 1953-02-28 Armstrong Siddeley Motors Ltd Disque portant des aubes.
BE541578A (de) * 1953-05-27
GB745073A (en) * 1953-05-27 1956-02-22 Rolls Royce Improvements in or relating to rotors for axial-flow compressors and like machines
FR1227171A (fr) * 1958-05-30 1960-08-19 Gen Electric Rotor de turbomachine
US3063674A (en) * 1961-02-08 1962-11-13 Jr Clarence E Middlebrooks Rotor construction and method
US3752598A (en) * 1971-11-17 1973-08-14 United Aircraft Corp Segmented duct seal
US4076455A (en) * 1976-06-28 1978-02-28 United Technologies Corporation Rotor blade system for a gas turbine engine
US4389161A (en) * 1980-12-19 1983-06-21 United Technologies Corporation Locking of rotor blades on a rotor disk
US4687413A (en) * 1985-07-31 1987-08-18 United Technologies Corporation Gas turbine engine assembly

Also Published As

Publication number Publication date
JPH07109161B2 (ja) 1995-11-22
JPH02191802A (ja) 1990-07-27
EP0363280A1 (de) 1990-04-11
EP0363280B1 (de) 1992-02-26
US5007800A (en) 1991-04-16
FR2637321B1 (fr) 1990-11-30
FR2637321A1 (fr) 1990-04-06

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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