FR2708036B1 - Disque de rotor de moteur à turbine à gaz et ailette dont est muni ce disque. - Google Patents

Disque de rotor de moteur à turbine à gaz et ailette dont est muni ce disque.

Info

Publication number
FR2708036B1
FR2708036B1 FR9408270A FR9408270A FR2708036B1 FR 2708036 B1 FR2708036 B1 FR 2708036B1 FR 9408270 A FR9408270 A FR 9408270A FR 9408270 A FR9408270 A FR 9408270A FR 2708036 B1 FR2708036 B1 FR 2708036B1
Authority
FR
France
Prior art keywords
disk
fin
gas turbine
turbine engine
engine 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.)
Expired - Fee Related
Application number
FR9408270A
Other languages
English (en)
Other versions
FR2708036A1 (fr
Inventor
Andrew John Lammas
Nicholas Joseph Kray
Doug Alan Finkhousen
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2708036A1 publication Critical patent/FR2708036A1/fr
Application granted granted Critical
Publication of FR2708036B1 publication Critical patent/FR2708036B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR9408270A 1993-07-21 1994-07-05 Disque de rotor de moteur à turbine à gaz et ailette dont est muni ce disque. Expired - Fee Related FR2708036B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/095,231 US5310318A (en) 1993-07-21 1993-07-21 Asymmetric axial dovetail and rotor disk

Publications (2)

Publication Number Publication Date
FR2708036A1 FR2708036A1 (fr) 1995-01-27
FR2708036B1 true FR2708036B1 (fr) 1998-07-17

Family

ID=22250817

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9408270A Expired - Fee Related FR2708036B1 (fr) 1993-07-21 1994-07-05 Disque de rotor de moteur à turbine à gaz et ailette dont est muni ce disque.

Country Status (3)

Country Link
US (1) US5310318A (fr)
FR (1) FR2708036B1 (fr)
GB (1) GB2280226B (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2723397B1 (fr) * 1994-08-03 1996-09-13 Snecma Disque de compresseur de turbomachine muni d'une gorge circulaire asymetrique
FR2743845B1 (fr) * 1996-01-23 1998-02-20 Snecma Aube mobile de soufflante a profil de securite
US6019580A (en) * 1998-02-23 2000-02-01 Alliedsignal Inc. Turbine blade attachment stress reduction rings
US6511294B1 (en) * 1999-09-23 2003-01-28 General Electric Company Reduced-stress compressor blisk flowpath
US6338611B1 (en) * 2000-06-30 2002-01-15 General Electric Company Conforming platform fan blade
US6764282B2 (en) 2001-11-14 2004-07-20 United Technologies Corporation Blade for turbine engine
US6840740B2 (en) * 2002-12-06 2005-01-11 General Electric Company Bucket dovetail design for turbine rotors
DE10352253A1 (de) * 2003-11-08 2005-06-09 Alstom Technology Ltd Verdichterlaufschaufel
DE102004015301A1 (de) 2004-03-29 2005-10-13 Mtu Aero Engines Gmbh Laufschaufel insbesondere für eine Gasturbine
US7156621B2 (en) * 2004-05-14 2007-01-02 Pratt & Whitney Canada Corp. Blade fixing relief mismatch
WO2006124617A2 (fr) * 2005-05-12 2006-11-23 General Electric Company Coupe de pale et de disque en queue d'aronde pour une reduction de la contrainte de la pale et du disque (9fa+e, etage 1)
US7442007B2 (en) * 2005-06-02 2008-10-28 Pratt & Whitney Canada Corp. Angled blade firtree retaining system
US7549846B2 (en) * 2005-08-03 2009-06-23 United Technologies Corporation Turbine blades
FR2903138B1 (fr) * 2006-06-28 2017-10-06 Snecma Aube mobile et disque de rotor de turbomachine, et dispositif d'attache d'une telle aube sur un tel disque
US8221083B2 (en) 2008-04-15 2012-07-17 United Technologies Corporation Asymmetrical rotor blade fir-tree attachment
US20100166561A1 (en) * 2008-12-30 2010-07-01 General Electric Company Turbine blade root configurations
US8608447B2 (en) * 2009-02-19 2013-12-17 Rolls-Royce Corporation Disk for turbine engine
US8251667B2 (en) 2009-05-20 2012-08-28 General Electric Company Low stress circumferential dovetail attachment for rotor blades
US9133855B2 (en) * 2010-11-15 2015-09-15 Mtu Aero Engines Gmbh Rotor for a turbo machine
US8734112B2 (en) 2010-11-30 2014-05-27 United Technologies Corporation Asymmetrical rotor blade slot attachment
US8694285B2 (en) 2011-05-02 2014-04-08 Hamilton Sundstrand Corporation Turbine blade base load balancing
FR2997723B1 (fr) * 2012-11-06 2018-09-21 Safran Aircraft Engines Aube a pied munie de portions en depression
IL228274A (en) 2013-09-03 2016-10-31 Israel Aerospace Ind Ltd Fan Turbo Engine and Method of Removing Fan Fan Turbo
US20160024946A1 (en) * 2014-07-22 2016-01-28 United Technologies Corporation Rotor blade dovetail with round bearing surfaces
GB201502612D0 (en) * 2015-02-17 2015-04-01 Rolls Royce Plc Rotor disc
US11052982B2 (en) * 2016-10-17 2021-07-06 General Electric Company Apparatus for dovetail chord relief for marine propeller
US20180112542A1 (en) * 2016-10-24 2018-04-26 Pratt & Whitney Canada Corp. Gas turbine engine rotor
FR3070183B1 (fr) * 2017-08-18 2019-09-13 Safran Aircraft Engines Turbine pour turbomachine
IT202000003895A1 (it) * 2020-02-25 2021-08-25 Nuovo Pignone Tecnologie Srl Metodo per fornire interferenza di protezione alle lame ad entrata assiale in una macchina rotativa e macchina rotativa.
US11396822B2 (en) * 2020-08-25 2022-07-26 General Electric Company Blade dovetail and retention apparatus

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL65041C (fr) * 1946-06-07
FR989042A (fr) * 1949-04-19 1951-09-04 Rateau Soc Dispositif de fixation des ailettes de turbomachines axiales génératrices ou réceptrices
CH335695A (de) * 1955-12-06 1959-01-31 Bbc Brown Boveri & Cie Fuss zur Befestigung von Schaufeln in Läufern von Turbomaschinen
AT289852B (de) * 1968-10-28 1971-05-10 Elin Union Ag Beschaufelung der Rotoren von Dampf- oder Gasturbinen
DE2117220A1 (de) * 1970-04-14 1971-10-28 Cav Ltd Turbinenläufer
US3661475A (en) * 1970-04-30 1972-05-09 Gen Electric Turbomachinery rotors
GB1453838A (en) * 1973-04-17 1976-10-27 Lucas Industries Ltd Rotor assemblies
US3986793A (en) * 1974-10-29 1976-10-19 Westinghouse Electric Corporation Turbine rotating blade
US4135857A (en) * 1977-06-09 1979-01-23 United Technologies Corporation Reduced drag airfoil platforms
US4169694A (en) * 1977-07-20 1979-10-02 Electric Power Research Institute, Inc. Ceramic rotor blade having root with double curvature
US4621979A (en) * 1979-11-30 1986-11-11 United Technologies Corporation Fan rotor blades of turbofan engines
GB2097480B (en) * 1981-04-29 1984-06-06 Rolls Royce Rotor blade fixing in circumferential slot
US4460315A (en) * 1981-06-29 1984-07-17 General Electric Company Turbomachine rotor assembly
USRE33954E (en) * 1982-02-22 1992-06-09 United Technologies Corporation Rotor blade assembly
US4595340A (en) * 1984-07-30 1986-06-17 General Electric Company Gas turbine bladed disk assembly
US4767274A (en) * 1986-12-29 1988-08-30 United Technologies Corporation Multiple lug blade to disk attachment
US5067876A (en) * 1990-03-29 1991-11-26 General Electric Company Gas turbine bladed disk
JPH0571305A (ja) * 1991-03-04 1993-03-23 General Electric Co <Ge> ロータブレードをロータデイスクに取付けるプラツトホームアセンブリ
FR2697051B1 (fr) * 1992-10-21 1994-12-02 Snecma Rotor de turbomachine comprenant un disque dont le pourtour est occupé par des alvéoles obliques qui alternent avec des dents de section transversale variable.

Also Published As

Publication number Publication date
US5310318A (en) 1994-05-10
GB2280226A (en) 1995-01-25
GB2280226B (en) 1997-04-23
GB9414670D0 (en) 1994-09-07
FR2708036A1 (fr) 1995-01-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080331