FR3084399B1 - MOBILE DAWN FOR ONE WHEEL OF A TURBOMACHINE - Google Patents

MOBILE DAWN FOR ONE WHEEL OF A TURBOMACHINE Download PDF

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Publication number
FR3084399B1
FR3084399B1 FR1856872A FR1856872A FR3084399B1 FR 3084399 B1 FR3084399 B1 FR 3084399B1 FR 1856872 A FR1856872 A FR 1856872A FR 1856872 A FR1856872 A FR 1856872A FR 3084399 B1 FR3084399 B1 FR 3084399B1
Authority
FR
France
Prior art keywords
wall
turbomachine
dawn
wheel
mobile
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
FR1856872A
Other languages
French (fr)
Other versions
FR3084399A1 (en
Inventor
Josserand Jacques Andre Bassery
Alexandre Gimel
Elsa Maxime
Ba-Phuc Tang
Stephane Knittel
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 FR1856872A priority Critical patent/FR3084399B1/en
Publication of FR3084399A1 publication Critical patent/FR3084399A1/en
Application granted granted Critical
Publication of FR3084399B1 publication Critical patent/FR3084399B1/en
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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Aube (1) mobile pour une turbomachine comprenant un talon (5) comportant un plateau (9) délimité par un becquet amont (23) et un becquet aval (24), ledit plateau (9) comprenant des bords latéraux (13, 14) comportant chacun une première portion (15) convergente définie par une première paroi (16) munie d'un premier revêtement anti-usure (17) et une seconde paroi (18), caractérisée en ce que chacun desdits bords latéraux (13, 14) comporte une seconde portion (19) convergente de sorte que chacun desdits bords latéraux (13, 14) présente un profil en « M », ladite seconde portion (19) étant définie par une troisième paroi (20) munie d'un second revêtement anti-usure (21) et une quatrième paroi (22), lesdites première et troisième parois (16, 20) étant parallèles, chacun desdits premier et second revêtements anti-usure (17, 21) d'un bord latéral (13, 14) étant destiné à prendre appui sur un revêtement anti-usure (17, 21) d'une aube adjacente.Movable blade (1) for a turbomachine comprising a heel (5) comprising a plate (9) delimited by an upstream spoiler (23) and a downstream spoiler (24), said plate (9) comprising lateral edges (13, 14) each comprising a first converging portion (15) defined by a first wall (16) provided with a first anti-wear coating (17) and a second wall (18), characterized in that each of said lateral edges (13, 14) comprises a second portion (19) converging so that each of said side edges (13, 14) has an “M” profile, said second portion (19) being defined by a third wall (20) provided with a second anti-coating. -wear (21) and a fourth wall (22), said first and third walls (16, 20) being parallel, each of said first and second antiwear coatings (17, 21) of a side edge (13, 14) being intended to bear on an anti-wear coating (17, 21) of an adjacent blade.

FR1856872A 2018-07-24 2018-07-24 MOBILE DAWN FOR ONE WHEEL OF A TURBOMACHINE Active FR3084399B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1856872A FR3084399B1 (en) 2018-07-24 2018-07-24 MOBILE DAWN FOR ONE WHEEL OF A TURBOMACHINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1856872A FR3084399B1 (en) 2018-07-24 2018-07-24 MOBILE DAWN FOR ONE WHEEL OF A TURBOMACHINE
FR1856872 2018-07-24

Publications (2)

Publication Number Publication Date
FR3084399A1 FR3084399A1 (en) 2020-01-31
FR3084399B1 true FR3084399B1 (en) 2021-05-14

Family

ID=63638093

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1856872A Active FR3084399B1 (en) 2018-07-24 2018-07-24 MOBILE DAWN FOR ONE WHEEL OF A TURBOMACHINE

Country Status (1)

Country Link
FR (1) FR3084399B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3107079B1 (en) * 2020-02-07 2022-01-21 Safran Aircraft Engines AIRCRAFT TURBOMACHINE BLADE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4015206C1 (en) * 1990-05-11 1991-10-17 Mtu Muenchen Gmbh
US6164916A (en) * 1998-11-02 2000-12-26 General Electric Company Method of applying wear-resistant materials to turbine blades, and turbine blades having wear-resistant materials
DE102008023326A1 (en) * 2008-05-13 2009-11-19 Mtu Aero Engines Gmbh Shroud for blades of a turbomachine and turbomachine
US8393528B2 (en) * 2009-07-22 2013-03-12 Mtu Aero Engines Gmbh Method for coating a turbine blade
US9542739B1 (en) * 2015-08-12 2017-01-10 General Electric Company Virtual turbomachine blade contact gap inspection

Also Published As

Publication number Publication date
FR3084399A1 (en) 2020-01-31

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