EP1855011B8 - Assembly for the engine compressor of an aircraft comprising tilted-head hammer attachment vanes - Google Patents

Assembly for the engine compressor of an aircraft comprising tilted-head hammer attachment vanes Download PDF

Info

Publication number
EP1855011B8
EP1855011B8 EP07107900A EP07107900A EP1855011B8 EP 1855011 B8 EP1855011 B8 EP 1855011B8 EP 07107900 A EP07107900 A EP 07107900A EP 07107900 A EP07107900 A EP 07107900A EP 1855011 B8 EP1855011 B8 EP 1855011B8
Authority
EP
European Patent Office
Prior art keywords
aircraft
tilted
assembly
engine compressor
head hammer
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
EP07107900A
Other languages
German (de)
French (fr)
Other versions
EP1855011A1 (en
EP1855011B1 (en
Inventor
Stéphan Yves Aubin
Stéphan Julliot
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
Publication of EP1855011A1 publication Critical patent/EP1855011A1/en
Application granted granted Critical
Publication of EP1855011B1 publication Critical patent/EP1855011B1/en
Publication of EP1855011B8 publication Critical patent/EP1855011B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • 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
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • 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
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • 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
    • F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP07107900A 2006-05-12 2007-05-10 Assembly for the engine compressor of an aircraft comprising tilted-head hammer attachment vanes Active EP1855011B8 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0651712A FR2900989B1 (en) 2006-05-12 2006-05-12 AIRCRAFT ENGINE COMPRESSOR ASSEMBLY COMPRISING AUBES WITH FOOT HAMMER ATTACHMENT

Publications (3)

Publication Number Publication Date
EP1855011A1 EP1855011A1 (en) 2007-11-14
EP1855011B1 EP1855011B1 (en) 2010-04-07
EP1855011B8 true EP1855011B8 (en) 2010-05-19

Family

ID=37621976

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07107900A Active EP1855011B8 (en) 2006-05-12 2007-05-10 Assembly for the engine compressor of an aircraft comprising tilted-head hammer attachment vanes

Country Status (8)

Country Link
US (1) US7959410B2 (en)
EP (1) EP1855011B8 (en)
JP (1) JP5386068B2 (en)
CN (1) CN101070858B (en)
CA (1) CA2587096C (en)
DE (1) DE602007005716D1 (en)
FR (1) FR2900989B1 (en)
RU (1) RU2430275C2 (en)

Families Citing this family (5)

* 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
FR2975428B1 (en) 2011-05-17 2015-11-20 Snecma TURBOMACHINE AUBES WHEEL
US10982555B2 (en) 2013-05-17 2021-04-20 Raytheon Technologies Corporation Tangential blade root neck conic
BR112015027994A2 (en) 2013-05-23 2017-09-12 Gen Electric compressor blade and rotor and method for mounting a compressor rotor
US9896947B2 (en) * 2014-12-15 2018-02-20 United Technologies Corporation Turbine airfoil attachment with multi-radial serration profile

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1156529A (en) * 1914-06-10 1915-10-12 Gen Electric Turbine bucket-wheel.
GB778667A (en) * 1954-03-29 1957-07-10 Rolls Royce Improvements in or relating to compressor blade root fixings
DE2002469C3 (en) * 1970-01-21 1978-03-30 Motoren- Und Turbinen-Union Muenchen Gmbh, 8000 Muenchen Blade fastening in a dovetail-shaped circumferential groove of a rotor of flow machines with axial flow, in particular gas turbine jet engines
US3954350A (en) * 1974-06-14 1976-05-04 Motoren-Und Turbinen-Union Munchen Gmbh Rotor having means for locking rotor blades to rotor disk
FR2491549B1 (en) * 1980-10-08 1985-07-05 Snecma DEVICE FOR COOLING A GAS TURBINE, BY TAKING AIR FROM THE COMPRESSOR
JPS57186004A (en) * 1981-05-13 1982-11-16 Hitachi Ltd Structure of rotor for turbo-machine
GB2171150B (en) * 1985-02-12 1989-07-26 Rolls Royce Plc Bladed rotor assembly for a turbomachine
FR2616480B1 (en) * 1987-06-10 1989-09-29 Snecma DEVICE FOR LOCKING BLADES WITH A HAMMER FOOT ON A TURBOMACHINE DISC AND ASSEMBLY AND DISASSEMBLY METHODS
US5067876A (en) * 1990-03-29 1991-11-26 General Electric Company Gas turbine bladed disk
FR2697051B1 (en) * 1992-10-21 1994-12-02 Snecma Turbomachine rotor comprising a disk whose periphery is occupied by oblique cells which alternate with teeth of variable cross section.
JP2000512707A (en) * 1996-06-21 2000-09-26 シーメンス アクチエンゲゼルシヤフト Rotor of turbine machine having blades mountable in groove and rotor blades
JPH11324605A (en) * 1998-05-19 1999-11-26 Ishikawajima Harima Heavy Ind Co Ltd Structure for mounting moving blade
US6439851B1 (en) * 2000-12-21 2002-08-27 United Technologies Corporation Reduced stress rotor blade and disk assembly
FR2856728B1 (en) * 2003-06-27 2005-10-28 Snecma Moteurs TURBOREACTOR COMPRESSOR BLADE

Also Published As

Publication number Publication date
FR2900989A1 (en) 2007-11-16
EP1855011A1 (en) 2007-11-14
FR2900989B1 (en) 2008-07-11
US7959410B2 (en) 2011-06-14
US20080170942A1 (en) 2008-07-17
RU2430275C2 (en) 2011-09-27
JP2007303469A (en) 2007-11-22
JP5386068B2 (en) 2014-01-15
CA2587096A1 (en) 2007-11-12
CN101070858B (en) 2012-08-08
DE602007005716D1 (en) 2010-05-20
CA2587096C (en) 2014-02-25
CN101070858A (en) 2007-11-14
EP1855011B1 (en) 2010-04-07
RU2007117687A (en) 2008-11-20

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EP1855011B8 (en) Assembly for the engine compressor of an aircraft comprising tilted-head hammer attachment vanes

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