CA2077051C - Rotor de turbomachine a positionnement angulaire ameliore des aubes - Google Patents

Rotor de turbomachine a positionnement angulaire ameliore des aubes Download PDF

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Publication number
CA2077051C
CA2077051C CA002077051A CA2077051A CA2077051C CA 2077051 C CA2077051 C CA 2077051C CA 002077051 A CA002077051 A CA 002077051A CA 2077051 A CA2077051 A CA 2077051A CA 2077051 C CA2077051 C CA 2077051C
Authority
CA
Canada
Prior art keywords
blades
rotor
groove
rim
rotor according
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
CA002077051A
Other languages
English (en)
French (fr)
Other versions
CA2077051A1 (fr
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
Individual
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 Individual filed Critical Individual
Publication of CA2077051A1 publication Critical patent/CA2077051A1/fr
Application granted granted Critical
Publication of CA2077051C publication Critical patent/CA2077051C/fr
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

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)
CA002077051A 1991-08-28 1992-08-27 Rotor de turbomachine a positionnement angulaire ameliore des aubes Expired - Lifetime CA2077051C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR91.10665 1991-08-28
FR9110665A FR2680828A1 (fr) 1991-08-28 1991-08-28 Rotor de turbomachine a positionnement angulaire ameliore des aubes.

Publications (2)

Publication Number Publication Date
CA2077051A1 CA2077051A1 (fr) 1993-03-01
CA2077051C true CA2077051C (fr) 2000-11-14

Family

ID=9416425

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002077051A Expired - Lifetime CA2077051C (fr) 1991-08-28 1992-08-27 Rotor de turbomachine a positionnement angulaire ameliore des aubes

Country Status (3)

Country Link
EP (1) EP0530097A1 (enrdf_load_stackoverflow)
CA (1) CA2077051C (enrdf_load_stackoverflow)
FR (1) FR2680828A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588003A (zh) * 2012-03-15 2012-07-18 北京航空航天大学 一种低应力双圆弧面直榫连接结构

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50010348D1 (de) * 2000-03-01 2005-06-23 Alstom Technology Ltd Baden Befestigung von Laufschaufeln in einer Turbomaschine
FR2856105B1 (fr) 2003-06-16 2007-05-25 Snecma Moteurs Amelioration de la capacite de retention d'une aube a attache marteau dissymetrique a l'aide des raidisseurs de plates-formes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2221685A (en) * 1939-01-18 1940-11-12 Gen Electric Elastic fluid turbine bucket unit
FR1536084A (fr) * 1966-12-07 1968-08-09 Gen Electric Structure de support d'aubes de turbine
US4130379A (en) * 1977-04-07 1978-12-19 Westinghouse Electric Corp. Multiple side entry root for multiple blade group
JPS595806A (ja) * 1982-07-03 1984-01-12 Nissan Motor Co Ltd 軸流タ−ビンロ−タ
FR2616480B1 (fr) * 1987-06-10 1989-09-29 Snecma Dispositif de verrouillage d'aubes a pied marteau sur un disque de turbomachine et procedes de montage et de demontage
FR2644524A1 (fr) * 1989-03-15 1990-09-21 Snecma Aubes a pied marteau a positionnement angulaire ameliore

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588003A (zh) * 2012-03-15 2012-07-18 北京航空航天大学 一种低应力双圆弧面直榫连接结构
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

Also Published As

Publication number Publication date
FR2680828A1 (fr) 1993-03-05
FR2680828B1 (enrdf_load_stackoverflow) 1995-02-03
EP0530097A1 (fr) 1993-03-03
CA2077051A1 (fr) 1993-03-01

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Legal Events

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MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202