FR2274783A1 - Dispositif de securite des aubes motrices de machines a ecoulement - Google Patents

Dispositif de securite des aubes motrices de machines a ecoulement

Info

Publication number
FR2274783A1
FR2274783A1 FR7518622A FR7518622A FR2274783A1 FR 2274783 A1 FR2274783 A1 FR 2274783A1 FR 7518622 A FR7518622 A FR 7518622A FR 7518622 A FR7518622 A FR 7518622A FR 2274783 A1 FR2274783 A1 FR 2274783A1
Authority
FR
France
Prior art keywords
safety device
drive blades
machines
flowing
flowing machines
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.)
Granted
Application number
FR7518622A
Other languages
English (en)
French (fr)
Other versions
FR2274783B1 (show.php
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.)
MTU Aero Engines AG
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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
Priority claimed from DE19742428775 external-priority patent/DE2428775C3/de
Application filed by MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Publication of FR2274783A1 publication Critical patent/FR2274783A1/fr
Application granted granted Critical
Publication of FR2274783B1 publication Critical patent/FR2274783B1/fr
Granted 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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7518622A 1974-06-14 1975-06-13 Dispositif de securite des aubes motrices de machines a ecoulement Granted FR2274783A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742428775 DE2428775C3 (de) 1974-06-14 Einrichtung zur Sicherung der Laufschaufeln von Strömungsmaschinen

Publications (2)

Publication Number Publication Date
FR2274783A1 true FR2274783A1 (fr) 1976-01-09
FR2274783B1 FR2274783B1 (show.php) 1979-03-23

Family

ID=5918139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518622A Granted FR2274783A1 (fr) 1974-06-14 1975-06-13 Dispositif de securite des aubes motrices de machines a ecoulement

Country Status (3)

Country Link
US (1) US3954350A (show.php)
FR (1) FR2274783A1 (show.php)
GB (1) GB1509048A (show.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2965008A1 (fr) * 2010-09-16 2012-03-23 Snecma Disque a aubes pour rotor de turbomachine, et turbomachine equipee d'un tel disque

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4119389A (en) * 1977-01-17 1978-10-10 General Motors Corporation Radially removable turbine vanes
JPS57168005A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Rotor structue for axial machines
GB2171150B (en) * 1985-02-12 1989-07-26 Rolls Royce Plc Bladed rotor assembly for a turbomachine
US4859149A (en) * 1989-03-10 1989-08-22 General Motors Corporation Blade locking system
GB0102757D0 (en) * 2001-02-03 2001-03-21 Rolls Royce Plc Locking device
ITMI20012783A1 (it) * 2001-12-21 2003-06-21 Nuovo Pignone Spa Sistema di connessione e bloccaggio di pale rotoriche di un compressore assiale
US20050265846A1 (en) * 2004-06-01 2005-12-01 Przytulski James C Balance assembly for rotary turbine component and method for installing and/or adjusting balance weight
US7435055B2 (en) * 2005-03-29 2008-10-14 Siemens Power Generation, Inc. Locking spacer assembly for a turbine engine
FR2900989B1 (fr) * 2006-05-12 2008-07-11 Snecma Sa Ensemble pour compresseur de moteur d'aeronef comprenant des aubes a attache marteau a pied incline
US7901187B2 (en) * 2006-06-23 2011-03-08 Siemens Energy, Inc. Turbine rotor blade groove entry slot lock structure
US8714929B2 (en) * 2010-11-10 2014-05-06 General Electric Company Turbine assembly and method for securing a closure bucket
US20140286782A1 (en) * 2012-08-07 2014-09-25 Solar Turbines Incorporated Turbine blade staking pin
US20140199172A1 (en) * 2013-01-11 2014-07-17 General Electric Company Turbomachine and method of handling turbomachine components
CN114810220B (zh) * 2021-01-29 2024-02-20 中国航发商用航空发动机有限责任公司 航空发动机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL75780C (show.php) * 1948-09-17
FR974989A (fr) * 1948-09-17 1951-02-28 Verrou pour l'aubage des rotors en forme de tambour de compresseurs axiaux et de turbines à vapeur ou à gaz
GB903176A (en) * 1960-01-18 1962-08-15 Rolls Royce Method of mounting a multi-blade set on a support member, for example to form a gas turbine compressor rotor
US3088708A (en) * 1961-12-29 1963-05-07 Seymour J Feinberg Compressor blade locking device
US3216700A (en) * 1963-10-24 1965-11-09 Gen Electric Rotor blade locking means
US3383094A (en) * 1967-01-19 1968-05-14 Gen Electric Rotor blade locking means
CH494341A (de) * 1968-07-26 1970-07-31 Sulzer Ag Rotor für Turbomaschinen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2965008A1 (fr) * 2010-09-16 2012-03-23 Snecma Disque a aubes pour rotor de turbomachine, et turbomachine equipee d'un tel disque

Also Published As

Publication number Publication date
DE2428775B2 (de) 1976-11-04
GB1509048A (en) 1978-04-26
US3954350A (en) 1976-05-04
FR2274783B1 (show.php) 1979-03-23
DE2428775A1 (de) 1976-01-02

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Legal Events

Date Code Title Description
ST Notification of lapse