FR2937370B1 - Disque de roue de turbine. - Google Patents

Disque de roue de turbine.

Info

Publication number
FR2937370B1
FR2937370B1 FR0805733A FR0805733A FR2937370B1 FR 2937370 B1 FR2937370 B1 FR 2937370B1 FR 0805733 A FR0805733 A FR 0805733A FR 0805733 A FR0805733 A FR 0805733A FR 2937370 B1 FR2937370 B1 FR 2937370B1
Authority
FR
France
Prior art keywords
wheel disc
turbine wheel
turbine
disc
wheel
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.)
Active
Application number
FR0805733A
Other languages
English (en)
Other versions
FR2937370A1 (fr
Inventor
Olivier Belmonte
Gregory Nicolas Gerald Gillant
Thomas Langevin
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
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0805733A priority Critical patent/FR2937370B1/fr
Publication of FR2937370A1 publication Critical patent/FR2937370A1/fr
Application granted granted Critical
Publication of FR2937370B1 publication Critical patent/FR2937370B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F05D2250/70—Shape
    • 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
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave
    • 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
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • 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
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/11—Purpose of the control system to prolong engine life
    • F05D2270/114—Purpose of the control system to prolong engine life by limiting mechanical stresses
    • 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)
FR0805733A 2008-10-16 2008-10-16 Disque de roue de turbine. Active FR2937370B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0805733A FR2937370B1 (fr) 2008-10-16 2008-10-16 Disque de roue de turbine.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0805733A FR2937370B1 (fr) 2008-10-16 2008-10-16 Disque de roue de turbine.

Publications (2)

Publication Number Publication Date
FR2937370A1 FR2937370A1 (fr) 2010-04-23
FR2937370B1 true FR2937370B1 (fr) 2013-06-14

Family

ID=40698623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0805733A Active FR2937370B1 (fr) 2008-10-16 2008-10-16 Disque de roue de turbine.

Country Status (1)

Country Link
FR (1) FR2937370B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110685752A (zh) * 2019-10-09 2020-01-14 东方电气集团东方汽轮机有限公司 一种大型汽轮机动叶片叶根及其轮槽型线

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2455588B1 (fr) 2010-11-15 2017-03-01 MTU Aero Engines GmbH Moyen de fixation pour la fixation axiale d'un pied d'aube de turbomachine
FR3087479B1 (fr) 2018-10-23 2022-05-13 Safran Aircraft Engines Aube de turbomachine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429215A (en) * 1943-01-16 1947-10-21 Jarvis C Marble Turbine blade
US4813850A (en) * 1988-04-06 1989-03-21 Westinghouse Electric Corp. Integral side entry control stage blade group
US6290466B1 (en) * 1999-09-17 2001-09-18 General Electric Company Composite blade root attachment
US6739837B2 (en) * 2002-04-16 2004-05-25 United Technologies Corporation Bladed rotor with a tiered blade to hub interface
US6773234B2 (en) * 2002-10-18 2004-08-10 General Electric Company Methods and apparatus for facilitating preventing failure of gas turbine engine blades
US7905709B2 (en) * 2004-02-10 2011-03-15 General Electric Company Advanced firtree and broach slot forms for turbine stage 1 and 2 buckets and rotor wheels
GB2440862B (en) * 2005-05-12 2010-09-29 Gen Electric Black/disk dovetail backcut for blade/disk stress reduction (6fa and 6fa+e stage 1)
US20060275107A1 (en) * 2005-06-07 2006-12-07 Ioannis Alvanos Combined blade attachment and disk lug fluid seal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110685752A (zh) * 2019-10-09 2020-01-14 东方电气集团东方汽轮机有限公司 一种大型汽轮机动叶片叶根及其轮槽型线

Also Published As

Publication number Publication date
FR2937370A1 (fr) 2010-04-23

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