EP2344719B1 - Bride annulaire de fixation d'un element de rotor ou de stator dans une turbomachine - Google Patents

Bride annulaire de fixation d'un element de rotor ou de stator dans une turbomachine Download PDF

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Publication number
EP2344719B1
EP2344719B1 EP09748374.7A EP09748374A EP2344719B1 EP 2344719 B1 EP2344719 B1 EP 2344719B1 EP 09748374 A EP09748374 A EP 09748374A EP 2344719 B1 EP2344719 B1 EP 2344719B1
Authority
EP
European Patent Office
Prior art keywords
flange
hollow
portions
radius
concave curved
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
EP09748374.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2344719A1 (fr
Inventor
Olivier Belmonte
Thomas Langevin
Stefan Legoff
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
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Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Publication of EP2344719A1 publication Critical patent/EP2344719A1/fr
Application granted granted Critical
Publication of EP2344719B1 publication Critical patent/EP2344719B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/243—Flange connections; Bolting arrangements
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/31—Retaining bolts or nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Connection Of Plates (AREA)
  • Supercharger (AREA)
EP09748374.7A 2008-11-07 2009-09-29 Bride annulaire de fixation d'un element de rotor ou de stator dans une turbomachine Active EP2344719B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0806241A FR2938292B1 (fr) 2008-11-07 2008-11-07 Bride annulaire de fixation d'un element de rotor ou de stator dans une turbomachine
PCT/FR2009/001164 WO2010052379A1 (fr) 2008-11-07 2009-09-29 Bride annulaire de fixation d'un element de rotor ou de stator dans une turbomachine

Publications (2)

Publication Number Publication Date
EP2344719A1 EP2344719A1 (fr) 2011-07-20
EP2344719B1 true EP2344719B1 (fr) 2014-01-22

Family

ID=40651288

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09748374.7A Active EP2344719B1 (fr) 2008-11-07 2009-09-29 Bride annulaire de fixation d'un element de rotor ou de stator dans une turbomachine

Country Status (9)

Country Link
US (1) US8727719B2 (zh)
EP (1) EP2344719B1 (zh)
JP (1) JP5674672B2 (zh)
CN (1) CN102209837B (zh)
BR (1) BRPI0922104B1 (zh)
CA (1) CA2742045C (zh)
FR (1) FR2938292B1 (zh)
RU (1) RU2514462C2 (zh)
WO (1) WO2010052379A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4148291A3 (en) * 2021-09-09 2023-07-12 Pratt & Whitney Canada Corp. Gas turbine engine shaft with lobed support structure

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2974865B1 (fr) * 2011-05-04 2013-07-05 Snecma Rotor haute pression pour turbomachine d'aeronef, comprenant des moyens de detrompage associes a des boulons de prefixation de module de turbine
FR2983518B1 (fr) * 2011-12-06 2014-02-07 Snecma Dispositif deverrouillable d'arret axial d'une couronne d'etancheite contactee par une roue mobile de module de turbomachine d'aeronef
US9664062B2 (en) 2011-12-08 2017-05-30 Siemens Energy, Inc. Gas turbine engine with multiple component exhaust diffuser operating in conjunction with an outer case ambient external cooling system
US9410427B2 (en) * 2012-06-05 2016-08-09 United Technologies Corporation Compressor power and torque transmitting hub
US9200520B2 (en) 2012-06-22 2015-12-01 General Electric Company Gas turbine conical flange bolted joint
CN104937221A (zh) * 2013-01-22 2015-09-23 西门子能量股份有限公司 具有与外壳环境外部冷却系统结合操作的多个部件排气扩压器的燃气轮机发动机
FR3008912B1 (fr) * 2013-07-29 2017-12-15 Snecma Carter de turbomachine et procede de fabrication
FR3021066B1 (fr) * 2014-05-19 2019-05-10 Safran Aircraft Engines Disque de rotor equilibre, et procede d'equilibrage
EP3104954B1 (de) * 2014-06-02 2020-06-24 Ulmatec GmbH Patronenflansch und filteranlage
JP6472362B2 (ja) * 2015-10-05 2019-02-20 三菱重工航空エンジン株式会社 ガスタービン用ケーシング及びガスタービン
FR3074215B1 (fr) * 2017-11-29 2019-12-27 Safran Aircraft Engines Accouplement de deux brides
US11578599B2 (en) * 2021-02-02 2023-02-14 Pratt & Whitney Canada Corp. Rotor balance assembly
FR3121472B1 (fr) * 2021-04-01 2023-07-14 Safran Aircraft Engines Procede de fabrication d’une piece de turbomachine comprenant des portions arrondies optimisees et piece de turbomachine correspondante
IT202100009716A1 (it) 2021-04-16 2022-10-16 Ge Avio Srl Copertura di un dispositivo di fissaggio per una giunzione flangiata

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB785002A (en) * 1955-04-20 1957-10-23 Power Jets Res & Dev Ltd Rotor for a compressor, turbine or like fluid flow machine
RU2226609C2 (ru) * 2002-06-17 2004-04-10 Открытое акционерное общество "Авиадвигатель" Турбина газотурбинного двигателя
GB0216362D0 (en) 2002-07-13 2002-08-21 Rolls Royce Plc Stress defender holes
US6893222B2 (en) * 2003-02-10 2005-05-17 United Technologies Corporation Turbine balancing
FR2868814B1 (fr) 2004-04-09 2009-12-18 Snecma Moteurs Dispositif d'assemblage de brides annulaires, en particulier dans une turbomachine
FR2885167B1 (fr) * 2005-04-29 2007-06-29 Snecma Moteurs Sa Module de turbine pour moteur a turbine a gaz
FR2931869B1 (fr) 2008-05-29 2014-12-12 Snecma Bride annulaire de fixation d'un element de rotor ou de stator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4148291A3 (en) * 2021-09-09 2023-07-12 Pratt & Whitney Canada Corp. Gas turbine engine shaft with lobed support structure

Also Published As

Publication number Publication date
JP5674672B2 (ja) 2015-02-25
RU2514462C2 (ru) 2014-04-27
US8727719B2 (en) 2014-05-20
JP2012508347A (ja) 2012-04-05
FR2938292B1 (fr) 2010-12-24
BRPI0922104B1 (pt) 2020-04-14
RU2011122783A (ru) 2012-12-20
CN102209837A (zh) 2011-10-05
WO2010052379A1 (fr) 2010-05-14
EP2344719A1 (fr) 2011-07-20
US20110274541A1 (en) 2011-11-10
BRPI0922104A2 (pt) 2016-01-05
CA2742045C (fr) 2016-11-29
CA2742045A1 (fr) 2010-05-14
CN102209837B (zh) 2016-05-04
FR2938292A1 (fr) 2010-05-14

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