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FR2961865B1 - Turboreacteur d'aeronef comprenant des moyens de recentrage de l'arbre d'entrainement du rotor de soufflante apres une perte d'aube - Google Patents

Turboreacteur d'aeronef comprenant des moyens de recentrage de l'arbre d'entrainement du rotor de soufflante apres une perte d'aube

Info

Publication number
FR2961865B1
FR2961865B1 FR1055145A FR1055145A FR2961865B1 FR 2961865 B1 FR2961865 B1 FR 2961865B1 FR 1055145 A FR1055145 A FR 1055145A FR 1055145 A FR1055145 A FR 1055145A FR 2961865 B1 FR2961865 B1 FR 2961865B1
Authority
FR
France
Prior art keywords
reclaiming
drive shaft
rotor drive
blower rotor
turboreactor
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
FR1055145A
Other languages
English (en)
Other versions
FR2961865A1 (fr
Inventor
Serge Louis Antunes
Daniel Georges Plona
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 FR1055145A priority Critical patent/FR2961865B1/fr
Publication of FR2961865A1 publication Critical patent/FR2961865A1/fr
Application granted granted Critical
Publication of FR2961865B1 publication Critical patent/FR2961865B1/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
    • F01D21/045—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 special arrangements in stators or in rotors dealing with breaking-off of part of rotor
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/30—Retaining components in desired mutual position
    • F05B2260/301—Retaining bolts or nuts
    • F05B2260/3011—Retaining bolts or nuts of the frangible or shear 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1055145A 2010-06-28 2010-06-28 Turboreacteur d'aeronef comprenant des moyens de recentrage de l'arbre d'entrainement du rotor de soufflante apres une perte d'aube Active FR2961865B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1055145A FR2961865B1 (fr) 2010-06-28 2010-06-28 Turboreacteur d'aeronef comprenant des moyens de recentrage de l'arbre d'entrainement du rotor de soufflante apres une perte d'aube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1055145A FR2961865B1 (fr) 2010-06-28 2010-06-28 Turboreacteur d'aeronef comprenant des moyens de recentrage de l'arbre d'entrainement du rotor de soufflante apres une perte d'aube

Publications (2)

Publication Number Publication Date
FR2961865A1 FR2961865A1 (fr) 2011-12-30
FR2961865B1 true FR2961865B1 (fr) 2014-05-09

Family

ID=43558410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1055145A Active FR2961865B1 (fr) 2010-06-28 2010-06-28 Turboreacteur d'aeronef comprenant des moyens de recentrage de l'arbre d'entrainement du rotor de soufflante apres une perte d'aube

Country Status (1)

Country Link
FR (1) FR2961865B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3096744B1 (fr) * 2019-06-03 2022-01-14 Safran Aircraft Engines Ensemble de support et de guidage d’un arbre d’entrainement de turbomachine d’aeronef

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2320526B (en) * 1996-12-20 2000-09-20 Rolls Royce Plc Ducted fan gas turbine engine
FR2841592B1 (fr) * 2002-06-27 2004-09-10 Snecma Moteurs Recentrage d'un rotor apres decouplage
FR2864995B1 (fr) * 2004-01-12 2008-01-04 Snecma Moteurs Support de palier a double raideur
US8262353B2 (en) * 2007-11-30 2012-09-11 General Electric Company Decoupler system for rotor assemblies
GB0812832D0 (en) * 2008-07-15 2008-08-20 Rolls Royce Plc A centering device
GB0819485D0 (en) * 2008-10-24 2008-12-03 Rolls Royce Plc A shaft stabiliser

Also Published As

Publication number Publication date
FR2961865A1 (fr) 2011-12-30

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