FR2216443B1 - - Google Patents

Info

Publication number
FR2216443B1
FR2216443B1 FR7346880A FR7346880A FR2216443B1 FR 2216443 B1 FR2216443 B1 FR 2216443B1 FR 7346880 A FR7346880 A FR 7346880A FR 7346880 A FR7346880 A FR 7346880A FR 2216443 B1 FR2216443 B1 FR 2216443B1
Authority
FR
France
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
Application number
FR7346880A
Other versions
FR2216443A1 (fr
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.)
Avco Corp
Original Assignee
Avco Corp
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 Avco Corp filed Critical Avco Corp
Publication of FR2216443A1 publication Critical patent/FR2216443A1/fr
Application granted granted Critical
Publication of FR2216443B1 publication Critical patent/FR2216443B1/fr
Expired 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • F01D11/18—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Gasket Seals (AREA)
FR7346880A 1973-02-05 1973-12-28 Expired FR2216443B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00329480A US3825365A (en) 1973-02-05 1973-02-05 Cooled turbine rotor cylinder

Publications (2)

Publication Number Publication Date
FR2216443A1 FR2216443A1 (fr) 1974-08-30
FR2216443B1 true FR2216443B1 (fr) 1978-06-16

Family

ID=23285612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7346880A Expired FR2216443B1 (fr) 1973-02-05 1973-12-28

Country Status (6)

Country Link
US (1) US3825365A (fr)
JP (1) JPS5322602B2 (fr)
FR (1) FR2216443B1 (fr)
GB (1) GB1425879A (fr)
IT (1) IT1008174B (fr)
SE (1) SE390190B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1519590A (en) * 1974-11-11 1978-08-02 Rolls Royce Gas turbine engine
US4023731A (en) * 1974-12-19 1977-05-17 General Electric Company Thermal actuated valve for clearance control
US4023919A (en) * 1974-12-19 1977-05-17 General Electric Company Thermal actuated valve for clearance control
JPS5311202A (en) * 1976-07-19 1978-02-01 Hitachi Ltd Steam turbine step-setting structure
GB1581855A (en) * 1976-08-02 1980-12-31 Gen Electric Turbomachine performance
FR2401310A1 (fr) * 1977-08-26 1979-03-23 Snecma Carter de turbine de moteur a reaction
US4257222A (en) * 1977-12-21 1981-03-24 United Technologies Corporation Seal clearance control system for a gas turbine
US4213296A (en) * 1977-12-21 1980-07-22 United Technologies Corporation Seal clearance control system for a gas turbine
FR2437544A1 (fr) * 1978-09-27 1980-04-25 Snecma Perfectionnements aux joints a labyrinthe
US4280792A (en) * 1979-02-09 1981-07-28 Avco Corporation Air-cooled turbine rotor shroud with restraints
DE2907748C2 (de) * 1979-02-28 1987-02-12 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Einrichtung zur Minimierung und Konstanthaltung des Schaufelspitzenspiels einer axial durchströmten Hochdruckturbine eines Gasturbinentriebwerks
DE2907749C2 (de) * 1979-02-28 1985-04-25 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Einrichtung zur Minimierung von Konstanthaltung des bei Axialturbinen von Gasturbinentriebwerken vorhandenen Schaufelspitzenspiels
US4318668A (en) * 1979-11-01 1982-03-09 United Technologies Corporation Seal means for a gas turbine engine
US4307993A (en) * 1980-02-25 1981-12-29 Avco Corporation Air-cooled cylinder with piston ring labyrinth
WO1982001033A1 (fr) * 1980-09-24 1982-04-01 K Karstensen Systeme de refroidissement de turbine
US4398866A (en) * 1981-06-24 1983-08-16 Avco Corporation Composite ceramic/metal cylinder for gas turbine engine
FR2519374B1 (fr) * 1982-01-07 1986-01-24 Snecma Dispositif de refroidissement des talons d'aubes mobiles d'une turbine
US4573866A (en) * 1983-05-02 1986-03-04 United Technologies Corporation Sealed shroud for rotating body
US4718230A (en) * 1986-11-10 1988-01-12 United Technologies Corporation Augmentor liner construction
US5273397A (en) * 1993-01-13 1993-12-28 General Electric Company Turbine casing and radiation shield
GB9305012D0 (en) * 1993-03-11 1993-04-28 Rolls Royce Plc Sealing structures for gas turbine engines
US6511284B2 (en) * 2001-06-01 2003-01-28 General Electric Company Methods and apparatus for minimizing gas turbine engine thermal stress
US7207771B2 (en) * 2004-10-15 2007-04-24 Pratt & Whitney Canada Corp. Turbine shroud segment seal
EP1657407B1 (fr) * 2004-11-15 2011-12-28 Rolls-Royce Deutschland Ltd & Co KG Procédé pour le refroidissement des talons d'aubes mobiles d'une turbine à gaz
US7217089B2 (en) * 2005-01-14 2007-05-15 Pratt & Whitney Canada Corp. Gas turbine engine shroud sealing arrangement

Also Published As

Publication number Publication date
GB1425879A (en) 1976-02-18
US3825365A (en) 1974-07-23
IT1008174B (it) 1976-11-10
JPS5322602B2 (fr) 1978-07-10
DE2363340A1 (de) 1974-08-15
DE2363340B2 (de) 1975-10-23
SE390190B (sv) 1976-12-06
FR2216443A1 (fr) 1974-08-30
JPS5047016A (fr) 1975-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse