FR2938874B1 - Turboreacteur a support de palier adapte pour resister a une perte d'aube - Google Patents

Turboreacteur a support de palier adapte pour resister a une perte d'aube

Info

Publication number
FR2938874B1
FR2938874B1 FR0858043A FR0858043A FR2938874B1 FR 2938874 B1 FR2938874 B1 FR 2938874B1 FR 0858043 A FR0858043 A FR 0858043A FR 0858043 A FR0858043 A FR 0858043A FR 2938874 B1 FR2938874 B1 FR 2938874B1
Authority
FR
France
Prior art keywords
turboreactor
dawn
resist
loss
bearing bracket
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
FR0858043A
Other languages
English (en)
Other versions
FR2938874A1 (fr
Inventor
Claude Marcel Mons
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 FR0858043A priority Critical patent/FR2938874B1/fr
Publication of FR2938874A1 publication Critical patent/FR2938874A1/fr
Application granted granted Critical
Publication of FR2938874B1 publication Critical patent/FR2938874B1/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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
    • F01D21/08—Restoring position
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • F01D25/164—Flexible supports; Vibration damping means associated with the bearing
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/501—Elasticity
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/505—Shape memory behaviour
    • 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)
FR0858043A 2008-11-27 2008-11-27 Turboreacteur a support de palier adapte pour resister a une perte d'aube Active FR2938874B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0858043A FR2938874B1 (fr) 2008-11-27 2008-11-27 Turboreacteur a support de palier adapte pour resister a une perte d'aube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0858043A FR2938874B1 (fr) 2008-11-27 2008-11-27 Turboreacteur a support de palier adapte pour resister a une perte d'aube

Publications (2)

Publication Number Publication Date
FR2938874A1 FR2938874A1 (fr) 2010-05-28
FR2938874B1 true FR2938874B1 (fr) 2015-10-16

Family

ID=40897491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0858043A Active FR2938874B1 (fr) 2008-11-27 2008-11-27 Turboreacteur a support de palier adapte pour resister a une perte d'aube

Country Status (1)

Country Link
FR (1) FR2938874B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201310834D0 (en) 2013-06-18 2013-07-31 Rolls Royce Plc Bearing arrangement
CA2918320C (fr) 2013-07-26 2018-05-15 Mra Systems, Inc. Mat d'accrochage de moteur pour aeronef
US11421551B2 (en) 2016-05-25 2022-08-23 General Electric Company Turbine bearing support
US11105223B2 (en) 2019-08-08 2021-08-31 General Electric Company Shape memory alloy reinforced casing
US11420755B2 (en) 2019-08-08 2022-08-23 General Electric Company Shape memory alloy isolator for a gas turbine engine
US11274557B2 (en) 2019-11-27 2022-03-15 General Electric Company Damper assemblies for rotating drum rotors of gas turbine engines
US11280219B2 (en) 2019-11-27 2022-03-22 General Electric Company Rotor support structures for rotating drum rotors of gas turbine engines
US11828235B2 (en) 2020-12-08 2023-11-28 General Electric Company Gearbox for a gas turbine engine utilizing shape memory alloy dampers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9317530D0 (en) * 1993-08-21 1993-10-06 Westland Helicopters Fusible support devices for rotating shafts
FR2877046B1 (fr) * 2004-10-26 2010-09-24 Snecma Moteurs Turbomachine avec un dispositif de decouplage et vis fusible pour dispositif de decouplage de la turbomachine
GB2444935B (en) * 2006-12-06 2009-06-10 Rolls Royce Plc A turbofan gas turbine engine
FR2926603B1 (fr) * 2008-01-23 2010-03-26 Snecma Guidage d'un arbre dans une turbomachine

Also Published As

Publication number Publication date
FR2938874A1 (fr) 2010-05-28

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