FR2999237B1 - Guidage d'arbres de turbomachine - Google Patents

Guidage d'arbres de turbomachine Download PDF

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Publication number
FR2999237B1
FR2999237B1 FR1261859A FR1261859A FR2999237B1 FR 2999237 B1 FR2999237 B1 FR 2999237B1 FR 1261859 A FR1261859 A FR 1261859A FR 1261859 A FR1261859 A FR 1261859A FR 2999237 B1 FR2999237 B1 FR 2999237B1
Authority
FR
France
Prior art keywords
turbomachine
trees
guidance
shaft
turbine shaft
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
FR1261859A
Other languages
English (en)
Other versions
FR2999237A1 (fr
Inventor
Olivier BELMONTE
Michel Patrick Christian Austruy Julien
Mathieu Perrier
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
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1261859A priority Critical patent/FR2999237B1/fr
Priority to US14/097,774 priority patent/US9664117B2/en
Priority to GB1321520.7A priority patent/GB2512422B/en
Publication of FR2999237A1 publication Critical patent/FR2999237A1/fr
Application granted granted Critical
Publication of FR2999237B1 publication Critical patent/FR2999237B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/026—Shaft to shaft connections
    • 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
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
    • F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors

Abstract

L'invention concerne une turbomachine (1) comprenant un arbre de boîte de transmission (30) et un arbre de turbine (28) caractérisée en ce qu'elle comprend en outre une pièce de liaison (38) de forme annulaire par laquelle sont reliées solidairement en rotation une extrémité de l'arbre de boîte de transmission (30) et une extrémité de l'arbre de turbine (28).
FR1261859A 2012-12-11 2012-12-11 Guidage d'arbres de turbomachine Active FR2999237B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1261859A FR2999237B1 (fr) 2012-12-11 2012-12-11 Guidage d'arbres de turbomachine
US14/097,774 US9664117B2 (en) 2012-12-11 2013-12-05 Guidance of turbine engine shafts
GB1321520.7A GB2512422B (en) 2012-12-11 2013-12-05 Guidance of turbine engine shafts

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1261859 2012-12-11
FR1261859A FR2999237B1 (fr) 2012-12-11 2012-12-11 Guidage d'arbres de turbomachine

Publications (2)

Publication Number Publication Date
FR2999237A1 FR2999237A1 (fr) 2014-06-13
FR2999237B1 true FR2999237B1 (fr) 2018-07-13

Family

ID=48224871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1261859A Active FR2999237B1 (fr) 2012-12-11 2012-12-11 Guidage d'arbres de turbomachine

Country Status (3)

Country Link
US (1) US9664117B2 (fr)
FR (1) FR2999237B1 (fr)
GB (1) GB2512422B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10197213B2 (en) 2017-01-26 2019-02-05 General Electric Company Systems and methods for mounting a rotatable machine
GB201704502D0 (en) * 2017-03-22 2017-05-03 Rolls Royce Plc Gas turbine engine
CN111663963B (zh) * 2020-05-14 2021-06-04 复旦大学 一种可调节末级压降的多级刷式密封结构
US11852080B1 (en) * 2022-08-05 2023-12-26 General Electric Company Gearbox assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4804288A (en) * 1987-12-15 1989-02-14 United Technologies Corporation Coupling attachment
JPH078822Y2 (ja) * 1989-08-09 1995-03-06 トヨタ自動車株式会社 ガスタービンエンジンの高速継手の潤滑装置
FR2866068B1 (fr) * 2004-02-06 2006-07-07 Snecma Moteurs Turboreacteur a soufflante solidaire d'un arbre d'entrainement supporte par un premier et un deuxieme paliers
US7434406B2 (en) * 2005-05-10 2008-10-14 Honeywell International Inc. Drive for using a direct driven generator to start a counter-rotating multi-spool gas turbine engine
US7694505B2 (en) 2006-07-31 2010-04-13 General Electric Company Gas turbine engine assembly and method of assembling same
US8858388B2 (en) 2006-08-15 2014-10-14 United Technologies Corporation Gas turbine engine gear train
GB2476261A (en) * 2009-12-17 2011-06-22 Richard Julius Gozdawa A gas turbine generator
US8366385B2 (en) * 2011-04-15 2013-02-05 United Technologies Corporation Gas turbine engine front center body architecture
US8402741B1 (en) * 2012-01-31 2013-03-26 United Technologies Corporation Gas turbine engine shaft bearing configuration

Also Published As

Publication number Publication date
GB201321520D0 (en) 2014-01-22
US9664117B2 (en) 2017-05-30
US20140161592A1 (en) 2014-06-12
GB2512422A (en) 2014-10-01
GB2512422B (en) 2017-10-04
FR2999237A1 (fr) 2014-06-13

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