FR2938013B1 - Turbomachine a paliers mixtes de support d'arbres. - Google Patents

Turbomachine a paliers mixtes de support d'arbres.

Info

Publication number
FR2938013B1
FR2938013B1 FR0857472A FR0857472A FR2938013B1 FR 2938013 B1 FR2938013 B1 FR 2938013B1 FR 0857472 A FR0857472 A FR 0857472A FR 0857472 A FR0857472 A FR 0857472A FR 2938013 B1 FR2938013 B1 FR 2938013B1
Authority
FR
France
Prior art keywords
turbomachine
support bearings
tree support
mixed tree
mixed
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
FR0857472A
Other languages
English (en)
Other versions
FR2938013A1 (fr
Inventor
Alain Roger Antoine Delbez
Gregory Cyril Mickael Grau
Gilles Aime Yann Guyader
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 Power Units SAS
Original Assignee
Safran Power Units 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 Safran Power Units SAS filed Critical Safran Power Units SAS
Priority to FR0857472A priority Critical patent/FR2938013B1/fr
Publication of FR2938013A1 publication Critical patent/FR2938013A1/fr
Application granted granted Critical
Publication of FR2938013B1 publication Critical patent/FR2938013B1/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
    • 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
    • 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
    • F01D25/18—Lubricating arrangements
    • F01D25/22—Lubricating arrangements using working-fluid or other gaseous fluid as lubricant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/06—Arrangements of bearings; Lubricating
    • 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
    • F05D2240/00—Components
    • F05D2240/50—Bearings
    • F05D2240/53—Hydrodynamic or hydrostatic bearings
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0857472A 2008-11-04 2008-11-04 Turbomachine a paliers mixtes de support d'arbres. Active FR2938013B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0857472A FR2938013B1 (fr) 2008-11-04 2008-11-04 Turbomachine a paliers mixtes de support d'arbres.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0857472A FR2938013B1 (fr) 2008-11-04 2008-11-04 Turbomachine a paliers mixtes de support d'arbres.

Publications (2)

Publication Number Publication Date
FR2938013A1 FR2938013A1 (fr) 2010-05-07
FR2938013B1 true FR2938013B1 (fr) 2015-08-07

Family

ID=40743760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0857472A Active FR2938013B1 (fr) 2008-11-04 2008-11-04 Turbomachine a paliers mixtes de support d'arbres.

Country Status (1)

Country Link
FR (1) FR2938013B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170298830A1 (en) * 2016-04-18 2017-10-19 General Electric Company Oil-free gas turbine engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4937010A (fr) * 1972-08-17 1974-04-06
US6158210A (en) * 1998-12-03 2000-12-12 General Electric Company Gear driven booster
US6571563B2 (en) * 2000-12-19 2003-06-03 Honeywell Power Systems, Inc. Gas turbine engine with offset shroud
US7055303B2 (en) * 2003-12-22 2006-06-06 Pratt & Whitney Canada Corp. Gas turbine engine architecture
US7195446B2 (en) * 2004-10-29 2007-03-27 General Electric Company Counter-rotating turbine engine and method of assembling same

Also Published As

Publication number Publication date
FR2938013A1 (fr) 2010-05-07

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