FR2979664B1 - Paroi stator de turbomachine recouverte d'un revetement abradable a faible rugosite aerodynamique - Google Patents

Paroi stator de turbomachine recouverte d'un revetement abradable a faible rugosite aerodynamique

Info

Publication number
FR2979664B1
FR2979664B1 FR1157729A FR1157729A FR2979664B1 FR 2979664 B1 FR2979664 B1 FR 2979664B1 FR 1157729 A FR1157729 A FR 1157729A FR 1157729 A FR1157729 A FR 1157729A FR 2979664 B1 FR2979664 B1 FR 2979664B1
Authority
FR
France
Prior art keywords
turbomachine
covered
abradable coating
low aerodynamic
stator window
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
FR1157729A
Other languages
English (en)
Other versions
FR2979664A1 (fr
Inventor
Biez Philippe Charles Alain Le
Antoine Robert Alain Brunet
Olivier Stephane Domercq
Laurent Paul Dudon
Jean Meriaux
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 FR1157729A priority Critical patent/FR2979664B1/fr
Publication of FR2979664A1 publication Critical patent/FR2979664A1/fr
Application granted granted Critical
Publication of FR2979664B1 publication Critical patent/FR2979664B1/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
    • 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
    • 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
    • F05D2230/90—Coating; Surface treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1157729A 2011-09-01 2011-09-01 Paroi stator de turbomachine recouverte d'un revetement abradable a faible rugosite aerodynamique Active FR2979664B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1157729A FR2979664B1 (fr) 2011-09-01 2011-09-01 Paroi stator de turbomachine recouverte d'un revetement abradable a faible rugosite aerodynamique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157729A FR2979664B1 (fr) 2011-09-01 2011-09-01 Paroi stator de turbomachine recouverte d'un revetement abradable a faible rugosite aerodynamique

Publications (2)

Publication Number Publication Date
FR2979664A1 FR2979664A1 (fr) 2013-03-08
FR2979664B1 true FR2979664B1 (fr) 2017-10-13

Family

ID=45093971

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157729A Active FR2979664B1 (fr) 2011-09-01 2011-09-01 Paroi stator de turbomachine recouverte d'un revetement abradable a faible rugosite aerodynamique

Country Status (1)

Country Link
FR (1) FR2979664B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3044702B1 (fr) * 2015-12-03 2020-09-18 Turbomeca Secteur annulaire hybride a revetement de protection tolerant a la touche
US11566531B2 (en) * 2020-10-07 2023-01-31 Rolls-Royce Corporation CMAS-resistant abradable coatings

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423070A (en) * 1966-11-23 1969-01-21 Gen Electric Sealing means for turbomachinery
GB2053367B (en) * 1979-07-12 1983-01-26 Rolls Royce Cooled shroud for a gas turbine engine
US4336276A (en) * 1980-03-30 1982-06-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fully plasma-sprayed compliant backed ceramic turbine seal
GB2081817B (en) * 1980-08-08 1984-02-15 Rolls Royce Turbine blade shrouding
EP1533113A1 (fr) * 2003-11-14 2005-05-25 Siemens Aktiengesellschaft Système stratifié pour dissipation de chaleur à haute température et méthode de fabrication
GB0822416D0 (en) * 2008-12-10 2009-01-14 Rolls Royce Plc A seal and a method of manufacturing a seal

Also Published As

Publication number Publication date
FR2979664A1 (fr) 2013-03-08

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