FR3085713B1 - Aube d'une turbine de turbomachine - Google Patents

Aube d'une turbine de turbomachine Download PDF

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Publication number
FR3085713B1
FR3085713B1 FR1858155A FR1858155A FR3085713B1 FR 3085713 B1 FR3085713 B1 FR 3085713B1 FR 1858155 A FR1858155 A FR 1858155A FR 1858155 A FR1858155 A FR 1858155A FR 3085713 B1 FR3085713 B1 FR 3085713B1
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FR
France
Prior art keywords
blade
wall
bridge
lateral face
side wall
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
FR1858155A
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English (en)
Other versions
FR3085713A1 (fr
Inventor
Bertrand Guillaume Robin Pellaton
Guillaume Bonneau
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 Helicopter Engines SAS
Original Assignee
Safran Helicopter 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 Helicopter Engines SAS filed Critical Safran Helicopter Engines SAS
Priority to FR1858155A priority Critical patent/FR3085713B1/fr
Publication of FR3085713A1 publication Critical patent/FR3085713A1/fr
Application granted granted Critical
Publication of FR3085713B1 publication Critical patent/FR3085713B1/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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Aube (1) d'une turbine de turbomachine comprenant une pale (2) s'étendant longitudinalement suivant un axe (X), ladite pale (2) comprenant une face latérale intrados et une face latérale extrados reliées l'une à l'autre via un bord d'attaque (6) et un bord de fuite (7), ladite aube (1) comprenant un circuit de refroidissement (10) comportant une cavité longitudinale (11) interne délimitée par une paroi latérale convexe et une paroi latérale concave, ledit circuit (10) comprenant au moins une rangée transversale (16) de pontets (17) distants les uns des autres, chaque pontet (17) s'étendant depuis ladite paroi convexe jusqu'à ladite paroi concave, chaque pontet (17) présentant en section un profil (18) non circulaire.
FR1858155A 2018-09-12 2018-09-12 Aube d'une turbine de turbomachine Active FR3085713B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1858155A FR3085713B1 (fr) 2018-09-12 2018-09-12 Aube d'une turbine de turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1858155A FR3085713B1 (fr) 2018-09-12 2018-09-12 Aube d'une turbine de turbomachine

Publications (2)

Publication Number Publication Date
FR3085713A1 FR3085713A1 (fr) 2020-03-13
FR3085713B1 true FR3085713B1 (fr) 2021-01-01

Family

ID=65201378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1858155A Active FR3085713B1 (fr) 2018-09-12 2018-09-12 Aube d'une turbine de turbomachine

Country Status (1)

Country Link
FR (1) FR3085713B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3127252A1 (fr) 2021-09-17 2023-03-24 Safran Helicopter Engines Elément de turbomachine comprenant au moins une pale obtenue par fabrication additive

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6402470B1 (en) * 1999-10-05 2002-06-11 United Technologies Corporation Method and apparatus for cooling a wall within a gas turbine engine
GB2441771B (en) * 2006-09-13 2009-07-08 Rolls Royce Plc Cooling arrangement for a component of a gas turbine engine
GB201102719D0 (en) * 2011-02-17 2011-03-30 Rolls Royce Plc Cooled component for the turbine of a gas turbine engine
WO2017039568A1 (fr) * 2015-08-28 2017-03-09 Siemens Aktiengesellschaft Canal de refroidissement de profil aérodynamique de turbine avec socles à bordures
US20170175532A1 (en) * 2015-12-21 2017-06-22 United Technologies Corporation Angled heat transfer pedestal

Also Published As

Publication number Publication date
FR3085713A1 (fr) 2020-03-13

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