FR3121954B1 - Dispositif de calage d’un pied d’aube dans une alveole d’un disque de rotor de turbomachine - Google Patents

Dispositif de calage d’un pied d’aube dans une alveole d’un disque de rotor de turbomachine Download PDF

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Publication number
FR3121954B1
FR3121954B1 FR2104092A FR2104092A FR3121954B1 FR 3121954 B1 FR3121954 B1 FR 3121954B1 FR 2104092 A FR2104092 A FR 2104092A FR 2104092 A FR2104092 A FR 2104092A FR 3121954 B1 FR3121954 B1 FR 3121954B1
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FR
France
Prior art keywords
cell
setting
rotor disc
blade foot
turbomachine rotor
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
FR2104092A
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English (en)
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FR3121954A1 (fr
Inventor
Jean-Hilaire Lexilus
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 FR2104092A priority Critical patent/FR3121954B1/fr
Publication of FR3121954A1 publication Critical patent/FR3121954A1/fr
Application granted granted Critical
Publication of FR3121954B1 publication Critical patent/FR3121954B1/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
    • 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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/31—Retaining bolts or nuts
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/37—Retaining components in desired mutual position by a press fit connection
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/501—Elasticity

Landscapes

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

Abstract

Ce dispositif de calage d’un pied (2) d’aube (3) dans une alvéole (5) d’un disque (2) de rotor de turbomachine comprend une cale ressort (6) adaptée pour être reçue dans l’alvéole (5), la cale ressort (6) comprenant un premier élément (7), un deuxième élément (9), un élément intermédiaire (8) déformable monté entre le premier élément (7) et le deuxième élément (9) et un moyen de fixation et de compression de l’élément intermédiaire entre les premier et deuxième éléments (7, (9), le moyen de fixation et de compression étant apte à comprimer l’élément intermédiaire (8) et à le déformer. Figure pour l’abrégé : Figure 4
FR2104092A 2021-04-20 2021-04-20 Dispositif de calage d’un pied d’aube dans une alveole d’un disque de rotor de turbomachine Active FR3121954B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2104092A FR3121954B1 (fr) 2021-04-20 2021-04-20 Dispositif de calage d’un pied d’aube dans une alveole d’un disque de rotor de turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2104092 2021-04-20
FR2104092A FR3121954B1 (fr) 2021-04-20 2021-04-20 Dispositif de calage d’un pied d’aube dans une alveole d’un disque de rotor de turbomachine

Publications (2)

Publication Number Publication Date
FR3121954A1 FR3121954A1 (fr) 2022-10-21
FR3121954B1 true FR3121954B1 (fr) 2023-07-14

Family

ID=76523092

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2104092A Active FR3121954B1 (fr) 2021-04-20 2021-04-20 Dispositif de calage d’un pied d’aube dans une alveole d’un disque de rotor de turbomachine

Country Status (1)

Country Link
FR (1) FR3121954B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12065948B1 (en) 2023-06-09 2024-08-20 Rtx Corporation Blade spacer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5123813A (en) * 1991-03-01 1992-06-23 General Electric Company Apparatus for preloading an airfoil blade in a gas turbine engine
FR2881174B1 (fr) 2005-01-27 2010-08-20 Snecma Moteurs Dispositif de positionnement d'une aube et disque aubage comportant un tel dispositif
EP1892380A1 (fr) * 2006-08-25 2008-02-27 Siemens Aktiengesellschaft Fixation d'aubes de turbine
DE102012213227B3 (de) * 2012-07-27 2013-09-26 Siemens Aktiengesellschaft Schaufelkranz für eine Turbomaschine
US9739160B2 (en) * 2013-10-18 2017-08-22 Siemens Aktiengesellschaft Adjustable blade root spring for turbine blade fixation in turbomachinery
GB201503303D0 (en) * 2015-02-27 2015-04-15 Rolls Royce Plc Retention device
KR102036193B1 (ko) * 2017-12-18 2019-10-24 두산중공업 주식회사 터빈장치

Also Published As

Publication number Publication date
FR3121954A1 (fr) 2022-10-21

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