FR3045709B1 - Aube de soufflante - Google Patents

Aube de soufflante Download PDF

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Publication number
FR3045709B1
FR3045709B1 FR1562901A FR1562901A FR3045709B1 FR 3045709 B1 FR3045709 B1 FR 3045709B1 FR 1562901 A FR1562901 A FR 1562901A FR 1562901 A FR1562901 A FR 1562901A FR 3045709 B1 FR3045709 B1 FR 3045709B1
Authority
FR
France
Prior art keywords
blade
stilt
dawn
blower
blower dawn
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
FR1562901A
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English (en)
Other versions
FR3045709A1 (fr
Inventor
Sandrine Helene Quevreux
Damien Merlot
Marco NUCCI
Claude Perrollaz Jean-Marc
Jacky RODRIGUEZ
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
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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1562901A priority Critical patent/FR3045709B1/fr
Publication of FR3045709A1 publication Critical patent/FR3045709A1/fr
Application granted granted Critical
Publication of FR3045709B1 publication Critical patent/FR3045709B1/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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention concerne une aube (3) comprenant successivement selon une direction radiale un bulbe (31) axialement rectiligne, une échasse (32) et une pale (30) présentant un extrados (E) et un intrados (I), caractérisée en ce que l'échasse (32) comprend au moins une portion curviligne (321) présentant au voisinage de la pale (30) un déport selon une direction azimutale vers l'extrados (E) de la pale (30).
FR1562901A 2015-12-21 2015-12-21 Aube de soufflante Active FR3045709B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1562901A FR3045709B1 (fr) 2015-12-21 2015-12-21 Aube de soufflante

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1562901A FR3045709B1 (fr) 2015-12-21 2015-12-21 Aube de soufflante
FR1562901 2015-12-21

Publications (2)

Publication Number Publication Date
FR3045709A1 FR3045709A1 (fr) 2017-06-23
FR3045709B1 true FR3045709B1 (fr) 2020-01-17

Family

ID=55236811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1562901A Active FR3045709B1 (fr) 2015-12-21 2015-12-21 Aube de soufflante

Country Status (1)

Country Link
FR (1) FR3045709B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3085992B1 (fr) * 2018-09-14 2020-12-11 Safran Aircraft Engines Aube de roue mobile de turbine comportant un pied de forme curviligne

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100166561A1 (en) * 2008-12-30 2010-07-01 General Electric Company Turbine blade root configurations
FR2959527B1 (fr) * 2010-04-28 2012-07-20 Snecma Piece anti-usure pour echasse d'aube de soufflante de turboreacteur
RU2553049C2 (ru) * 2011-07-01 2015-06-10 Альстом Текнолоджи Лтд Лопатка ротора турбины, ротор турбины и турбина
US9239062B2 (en) * 2012-09-10 2016-01-19 General Electric Company Low radius ratio fan for a gas turbine engine

Also Published As

Publication number Publication date
FR3045709A1 (fr) 2017-06-23

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