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DE69509015D1 - Kompressor-Robotscheibe mit asymmetrischer Umfangsnut - Google Patents

Kompressor-Robotscheibe mit asymmetrischer Umfangsnut

Info

Publication number
DE69509015D1
DE69509015D1 DE69509015T DE69509015T DE69509015D1 DE 69509015 D1 DE69509015 D1 DE 69509015D1 DE 69509015 T DE69509015 T DE 69509015T DE 69509015 T DE69509015 T DE 69509015T DE 69509015 D1 DE69509015 D1 DE 69509015D1
Authority
DE
Germany
Prior art keywords
compressor
circumferential groove
robot
asymmetrical circumferential
disc
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
DE69509015T
Other languages
English (en)
Other versions
DE69509015T2 (de
Inventor
Jacques Marie Pierre Stenneler
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 DE69509015D1 publication Critical patent/DE69509015D1/de
Publication of DE69509015T2 publication Critical patent/DE69509015T2/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
    • F01D5/30—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
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/14—Two-dimensional elliptical
    • F05D2250/141—Two-dimensional elliptical circular
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69509015T 1994-08-03 1995-08-03 Kompressor-Robotscheibe mit asymmetrischer Umfangsnut Expired - Lifetime DE69509015T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9409595A FR2723397B1 (fr) 1994-08-03 1994-08-03 Disque de compresseur de turbomachine muni d'une gorge circulaire asymetrique

Publications (2)

Publication Number Publication Date
DE69509015D1 true DE69509015D1 (de) 1999-05-20
DE69509015T2 DE69509015T2 (de) 1999-10-07

Family

ID=9466006

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69509015T Expired - Lifetime DE69509015T2 (de) 1994-08-03 1995-08-03 Kompressor-Robotscheibe mit asymmetrischer Umfangsnut

Country Status (4)

Country Link
US (1) US5584658A (de)
EP (1) EP0695856B1 (de)
DE (1) DE69509015T2 (de)
FR (1) FR2723397B1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9606963D0 (en) * 1996-04-02 1996-06-05 Rolls Royce Plc A root attachment for a turbomachine blade
DE19654471B4 (de) * 1996-12-27 2006-05-24 Alstom Rotor einer Strömungsmaschine
GB2364554B (en) * 2000-07-07 2004-04-07 Alstom Power Nv Turbine disc
FR2857405B1 (fr) * 2003-07-07 2005-09-30 Snecma Moteurs Amelioration de la capacite de retention d'une aube a attache marteau dissymetrique
FR2861128B1 (fr) * 2003-10-16 2007-06-08 Snecma Moteurs Dispositif d'attache d'une aube mobile sur un disque de rotor de turbine dans un turbomachine
DE102004051116A1 (de) * 2004-10-20 2006-04-27 Mtu Aero Engines Gmbh Rotor einer Turbomaschine, insbesondere Gasturbinenrotor
FR2886336B1 (fr) * 2005-05-26 2007-08-24 Snecma Moteurs Sa Perfectionnement a une roue aubagee de rotor pour renforcer le verrouillage des aubes
EP1801355B1 (de) * 2005-12-23 2015-02-11 Techspace Aero Laufschaufelschloss für eine Turbomaschinenrotorscheibe
DE102007035680B4 (de) * 2007-07-30 2016-02-04 Mbda Deutschland Gmbh Täuschsystem für Satellitennavigationssysteme
US20100166561A1 (en) * 2008-12-30 2010-07-01 General Electric Company Turbine blade root configurations
US8251667B2 (en) * 2009-05-20 2012-08-28 General Electric Company Low stress circumferential dovetail attachment for rotor blades
DE102009030397A1 (de) * 2009-06-25 2010-12-30 Mtu Aero Engines Gmbh Befestigungsvorrichtung einer Turbinen- oder Verdichterschaufel
US8651820B2 (en) * 2010-07-14 2014-02-18 General Electric Company Dovetail connection for turbine rotating blade and rotor wheel
US8734112B2 (en) 2010-11-30 2014-05-27 United Technologies Corporation Asymmetrical rotor blade slot attachment
FR2968363B1 (fr) * 2010-12-03 2014-12-05 Snecma Rotor de turbomachine avec une cale anti-usure entre un disque et un anneau
US9127555B2 (en) * 2010-12-21 2015-09-08 Solar Turbines Incorporated Method for balancing rotating assembly of gas turbine engine
US8932023B2 (en) * 2012-01-13 2015-01-13 General Electric Company Rotor wheel for a turbomachine
CN102588003B (zh) * 2012-03-15 2014-12-24 北京航空航天大学 一种低应力双圆弧面直榫连接结构
US9068465B2 (en) 2012-04-30 2015-06-30 General Electric Company Turbine assembly
GB201416505D0 (en) * 2014-09-18 2014-11-05 Rolls Royce Plc Gas turbine engine
GB201502612D0 (en) * 2015-02-17 2015-04-01 Rolls Royce Plc Rotor disc

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255486A (en) * 1938-10-01 1941-09-09 Gen Electric Elastic fluid turbine bucket wheel
US2295012A (en) * 1941-03-08 1942-09-08 Westinghouse Electric & Mfg Co Turbine blading
GB2097480B (en) * 1981-04-29 1984-06-06 Rolls Royce Rotor blade fixing in circumferential slot
US4460315A (en) * 1981-06-29 1984-07-17 General Electric Company Turbomachine rotor assembly
US5067876A (en) 1990-03-29 1991-11-26 General Electric Company Gas turbine bladed disk
US5160242A (en) * 1991-05-31 1992-11-03 Westinghouse Electric Corp. Freestanding mixed tuned steam turbine blade
EP0520259B1 (de) * 1991-06-28 1994-09-21 Asea Brown Boveri Ag Laufschaufelbefestigung
FR2697051B1 (fr) * 1992-10-21 1994-12-02 Snecma Rotor de turbomachine comprenant un disque dont le pourtour est occupé par des alvéoles obliques qui alternent avec des dents de section transversale variable.
US5310318A (en) * 1993-07-21 1994-05-10 General Electric Company Asymmetric axial dovetail and rotor disk
DE4324960A1 (de) * 1993-07-24 1995-01-26 Mtu Muenchen Gmbh Laufrad einer Turbomaschine, insbesondere einer Turbine eines Gasturbinentriebwerks

Also Published As

Publication number Publication date
FR2723397B1 (fr) 1996-09-13
DE69509015T2 (de) 1999-10-07
EP0695856B1 (de) 1999-04-14
EP0695856A1 (de) 1996-02-07
US5584658A (en) 1996-12-17
FR2723397A1 (fr) 1996-02-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SNECMA MOTEURS, PARIS, FR

8327 Change in the person/name/address of the patent owner

Owner name: SNECMA, PARIS, FR