FR3059362B1 - Carter de turbomachine comportant une structure acoustique et un element abradable - Google Patents

Carter de turbomachine comportant une structure acoustique et un element abradable Download PDF

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Publication number
FR3059362B1
FR3059362B1 FR1661682A FR1661682A FR3059362B1 FR 3059362 B1 FR3059362 B1 FR 3059362B1 FR 1661682 A FR1661682 A FR 1661682A FR 1661682 A FR1661682 A FR 1661682A FR 3059362 B1 FR3059362 B1 FR 3059362B1
Authority
FR
France
Prior art keywords
turbomachine
abradable
internal
acoustic structure
abradable element
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
FR1661682A
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English (en)
Other versions
FR3059362A1 (fr
Inventor
Remi Roland Robert Mercier
Kaelig Merwen Orieux
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
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 filed Critical Safran Aircraft Engines SAS
Priority to FR1661682A priority Critical patent/FR3059362B1/fr
Priority to US15/825,855 priority patent/US10584606B2/en
Publication of FR3059362A1 publication Critical patent/FR3059362A1/fr
Application granted granted Critical
Publication of FR3059362B1 publication Critical patent/FR3059362B1/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
    • 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
    • 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
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • 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
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

L'invention concerne un carter (24) de turbomachine (10) comprenant une paroi interne de révolution (26) coaxiale à un axe principal longitudinal de la turbomachine, une structure d'isolation acoustique (20) montée à l'intérieur de la paroi interne de révolution (26), qui est de forme principale annulaire centrée sur ledit axe longitudinal, et un élément annulaire abradable (22), caractérisé en ce que l'élément abradable (22) est fixé sur une face annulaire interne (30a) de la structure d'isolation acoustique (20).
FR1661682A 2016-11-30 2016-11-30 Carter de turbomachine comportant une structure acoustique et un element abradable Active FR3059362B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1661682A FR3059362B1 (fr) 2016-11-30 2016-11-30 Carter de turbomachine comportant une structure acoustique et un element abradable
US15/825,855 US10584606B2 (en) 2016-11-30 2017-11-29 Turbomachine case comprising an acoustic structure and an abradable element

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1661682A FR3059362B1 (fr) 2016-11-30 2016-11-30 Carter de turbomachine comportant une structure acoustique et un element abradable
FR1661682 2016-11-30

Publications (2)

Publication Number Publication Date
FR3059362A1 FR3059362A1 (fr) 2018-06-01
FR3059362B1 true FR3059362B1 (fr) 2021-01-01

Family

ID=57963346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1661682A Active FR3059362B1 (fr) 2016-11-30 2016-11-30 Carter de turbomachine comportant une structure acoustique et un element abradable

Country Status (2)

Country Link
US (1) US10584606B2 (fr)
FR (1) FR3059362B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3100561B1 (fr) * 2019-09-10 2023-01-20 Safran Aircraft Engines Fixation d’une virole acoustique a une enveloppe de carter pour une turbomachine d’aeronef
FR3115315A1 (fr) * 2020-10-15 2022-04-22 Safran Aircraft Engines Fixation d’un abradable sur une virole externe de turbomachine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2767560B1 (fr) * 1997-08-19 1999-11-12 Aerospatiale Ensemble reducteur de bruit pour turboreacteur d'aeronef
US6382905B1 (en) * 2000-04-28 2002-05-07 General Electric Company Fan casing liner support
FR2979385A1 (fr) * 2011-08-22 2013-03-01 Snecma Panneau d'isolation acoustique pour turbomachine et turbomachine comportant un tel panneau
FR2997726B1 (fr) * 2012-11-05 2018-03-02 Safran Aircraft Engines Carter de turbomachine
FR3003303B1 (fr) * 2013-03-15 2017-06-30 Snecma Turbomachine, telle qu'un turboreacteur ou un turbopropulseur d'avion
FR3005100B1 (fr) * 2013-04-26 2015-05-01 Snecma Carter de turbomachine
US9915168B2 (en) * 2014-06-03 2018-03-13 United Technologies Corporation Flowpath cartridge liner and gas turbine engine including same

Also Published As

Publication number Publication date
US20180149033A1 (en) 2018-05-31
FR3059362A1 (fr) 2018-06-01
US10584606B2 (en) 2020-03-10

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