FR2977274B1 - Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz - Google Patents

Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz

Info

Publication number
FR2977274B1
FR2977274B1 FR1155909A FR1155909A FR2977274B1 FR 2977274 B1 FR2977274 B1 FR 2977274B1 FR 1155909 A FR1155909 A FR 1155909A FR 1155909 A FR1155909 A FR 1155909A FR 2977274 B1 FR2977274 B1 FR 2977274B1
Authority
FR
France
Prior art keywords
seal
turbine
gas turbine
turbine engine
labyrinth
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
FR1155909A
Other languages
English (en)
Other versions
FR2977274A1 (fr
Inventor
Florent Pierre Antoine Luneau
Alain Dominique Gendraud
Patrick Joseph Marie Girard
Sebastien Jean Laurent Prestel
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 FR1155909A priority Critical patent/FR2977274B1/fr
Priority to PCT/FR2012/051492 priority patent/WO2013001240A1/fr
Priority to GB1400758.7A priority patent/GB2506795B/en
Publication of FR2977274A1 publication Critical patent/FR2977274A1/fr
Application granted granted Critical
Publication of FR2977274B1 publication Critical patent/FR2977274B1/fr
Priority to US14/134,405 priority patent/US9683452B2/en
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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/28—Three-dimensional patterned
    • F05D2250/283—Three-dimensional patterned honeycomb

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1155909A 2011-06-30 2011-06-30 Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz Active FR2977274B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1155909A FR2977274B1 (fr) 2011-06-30 2011-06-30 Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz
PCT/FR2012/051492 WO2013001240A1 (fr) 2011-06-30 2012-06-28 Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz
GB1400758.7A GB2506795B (en) 2011-06-30 2012-06-28 Labyrinth seal for gas turbine engine turbine
US14/134,405 US9683452B2 (en) 2011-06-30 2013-12-19 Labyrinth seal for gas turbine engine turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1155909A FR2977274B1 (fr) 2011-06-30 2011-06-30 Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz

Publications (2)

Publication Number Publication Date
FR2977274A1 FR2977274A1 (fr) 2013-01-04
FR2977274B1 true FR2977274B1 (fr) 2013-07-12

Family

ID=46579208

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1155909A Active FR2977274B1 (fr) 2011-06-30 2011-06-30 Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz

Country Status (4)

Country Link
US (1) US9683452B2 (fr)
FR (1) FR2977274B1 (fr)
GB (1) GB2506795B (fr)
WO (1) WO2013001240A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3002586B1 (fr) 2013-02-28 2016-06-10 Snecma Reduction des echanges convectifs entre l'air et le rotor dans une turbine
EP2886801B1 (fr) 2013-12-20 2019-04-24 Ansaldo Energia IP UK Limited Système d'étanchéité pour une turbine à gaz et turbine à gaz associée
FR3029960B1 (fr) * 2014-12-11 2021-06-04 Snecma Roue a aubes avec joint radial pour une turbine de turbomachine
FR3029961B1 (fr) * 2014-12-11 2021-06-11 Snecma Roue a aubes avec becquets pour une turbine de turbomachine
US10502080B2 (en) * 2015-04-10 2019-12-10 United Technologies Corporation Rotating labyrinth M-seal
EP3085900B1 (fr) * 2015-04-21 2020-08-05 Ansaldo Energia Switzerland AG Lèvre abradable pour une turbine à gaz
FR3055353B1 (fr) 2016-08-25 2018-09-21 Safran Aircraft Engines Ensemble formant joint d'etancheite a labyrinthe pour une turbomachine comportant un abradable et des lechettes inclines
FR3057015B1 (fr) * 2016-09-30 2018-12-07 Safran Aircraft Engines Disque de rotor comportant une toile a epaisseur variable
US10767485B2 (en) * 2018-01-08 2020-09-08 Raytheon Technologies Corporation Radial cooling system for gas turbine engine compressors
FR3088671B1 (fr) 2018-11-16 2021-01-29 Safran Aircraft Engines Etancheite entre une roue mobile et un distributeur d'une turbomachine
FR3128243A1 (fr) * 2021-10-14 2023-04-21 Safran Aircraft Engines Distributeur de turbine comportant un élément annulaire d’étanchéité

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339933A (en) * 1965-02-24 1967-09-05 Gen Electric Rotary seal
US4169020A (en) * 1977-12-21 1979-09-25 General Electric Company Method for making an improved gas seal
US4645424A (en) * 1984-07-23 1987-02-24 United Technologies Corporation Rotating seal for gas turbine engine
JP3327814B2 (ja) * 1997-06-18 2002-09-24 三菱重工業株式会社 ガスタービンのシール装置
FR2825748B1 (fr) 2001-06-07 2003-11-07 Snecma Moteurs Agencement de rotor de turbomachine a deux disques aubages separes par une entretoise
FR2829524B1 (fr) * 2001-09-11 2004-03-05 Snecma Moteurs Procede de realisation de parties d'extremite radiales de pieces mobiles de turbomachines
US20060275108A1 (en) * 2005-06-07 2006-12-07 Memmen Robert L Hammerhead fluid seal
JP2008057416A (ja) * 2006-08-31 2008-03-13 Hitachi Ltd 軸流タービン
US8167547B2 (en) * 2007-03-05 2012-05-01 United Technologies Corporation Gas turbine engine with canted pocket and canted knife edge seal
US20090014964A1 (en) * 2007-07-09 2009-01-15 Siemens Power Generation, Inc. Angled honeycomb seal between turbine rotors and turbine stators in a turbine engine
US20090238683A1 (en) * 2008-03-24 2009-09-24 United Technologies Corporation Vane with integral inner air seal
FR2930592B1 (fr) * 2008-04-24 2010-04-30 Snecma Distributeur de turbine pour une turbomachine
US8083475B2 (en) * 2009-01-13 2011-12-27 General Electric Company Turbine bucket angel wing compression seal
US8282346B2 (en) * 2009-04-06 2012-10-09 General Electric Company Methods, systems and/or apparatus relating to seals for turbine engines
US8827643B2 (en) * 2011-10-26 2014-09-09 General Electric Company Turbine bucket platform leading edge scalloping for performance and secondary flow and related method
US9145788B2 (en) * 2012-01-24 2015-09-29 General Electric Company Retrofittable interstage angled seal

Also Published As

Publication number Publication date
US20140105732A1 (en) 2014-04-17
GB2506795B (en) 2018-05-09
US9683452B2 (en) 2017-06-20
WO2013001240A1 (fr) 2013-01-03
FR2977274A1 (fr) 2013-01-04
GB2506795A (en) 2014-04-09
GB201400758D0 (en) 2014-03-05

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