FR2276466B1 - - Google Patents

Info

Publication number
FR2276466B1
FR2276466B1 FR7519842A FR7519842A FR2276466B1 FR 2276466 B1 FR2276466 B1 FR 2276466B1 FR 7519842 A FR7519842 A FR 7519842A FR 7519842 A FR7519842 A FR 7519842A FR 2276466 B1 FR2276466 B1 FR 2276466B1
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
FR7519842A
Other versions
FR2276466A1 (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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of FR2276466A1 publication Critical patent/FR2276466A1/fr
Application granted granted Critical
Publication of FR2276466B1 publication Critical patent/FR2276466B1/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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Supercharger (AREA)
FR7519842A 1974-06-29 1975-06-25 Systeme d'adaptation des dilatations thermiques differentielles dans un moteur thermique Granted FR2276466A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28997/74A GB1504129A (en) 1974-06-29 1974-06-29 Matching differential thermal expansions of components in heat engines

Publications (2)

Publication Number Publication Date
FR2276466A1 FR2276466A1 (fr) 1976-01-23
FR2276466B1 true FR2276466B1 (fr) 1981-05-22

Family

ID=10284605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7519842A Granted FR2276466A1 (fr) 1974-06-29 1975-06-25 Systeme d'adaptation des dilatations thermiques differentielles dans un moteur thermique

Country Status (6)

Country Link
US (1) US3982850A (fr)
JP (1) JPS578299B2 (fr)
DE (1) DE2528084A1 (fr)
FR (1) FR2276466A1 (fr)
GB (1) GB1504129A (fr)
IT (1) IT1039545B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986720A (en) * 1975-04-14 1976-10-19 General Electric Company Turbine shroud structure
US4309145A (en) * 1978-10-30 1982-01-05 General Electric Company Cooling air seal
US4274811A (en) * 1979-04-23 1981-06-23 Ford Motor Company Wave compressor turbocharger
GB2061396B (en) * 1979-10-24 1983-05-18 Rolls Royce Turbine blade tip clearance control
FR2470861A1 (fr) * 1979-12-06 1981-06-12 Rolls Royce Dispositif de maintien d'un etat de tension constant dans les organes d'une turbine a gaz
JPS5988198U (ja) * 1982-12-06 1984-06-14 松下　豊 車輌用網戸
US4485630A (en) * 1982-12-08 1984-12-04 General Electric Company Combustor liner
US4655044A (en) * 1983-12-21 1987-04-07 United Technologies Corporation Coated high temperature combustor liner
JPS60224816A (ja) * 1984-04-20 1985-11-09 Nikkiso Co Ltd 気相成長による炭素繊維の製造方法
US4690612A (en) * 1985-08-01 1987-09-01 Westinghouse Electric Corp Nuclear reactor coolant pump impeller/shaft assembly
US5557932A (en) * 1986-06-06 1996-09-24 The United States Of America As Represented By The Secretary Of The Air Force Low thermal stress impingement cooling apparatus
US5601402A (en) * 1986-06-06 1997-02-11 The United States Of America As Represented By The Secretary Of The Air Force Turbo machine shroud-to-rotor blade dynamic clearance control
US5645399A (en) * 1995-03-15 1997-07-08 United Technologies Corporation Gas turbine engine case coated with thermal barrier coating to control axial airfoil clearance
US6062814A (en) * 1995-10-31 2000-05-16 Siemens Aktiengesellschaft Transition element between components of a flue-gas duct of a gas turbine
US6527509B2 (en) * 1999-04-26 2003-03-04 Hitachi, Ltd. Turbo machines
EP1293285B1 (fr) * 2001-07-05 2007-09-12 ALSTOM Technology Ltd Méthode de montage d'une tôle d'impact
US6896484B2 (en) * 2003-09-12 2005-05-24 Siemens Westinghouse Power Corporation Turbine engine sealing device
US6926495B2 (en) * 2003-09-12 2005-08-09 Siemens Westinghouse Power Corporation Turbine blade tip clearance control device
US7165937B2 (en) * 2004-12-06 2007-01-23 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
GB2437298B (en) * 2006-04-18 2008-10-01 Rolls Royce Plc A Seal Between Rotor Blade Platforms And Stator Vane Platforms, A Rotor Blade And A Stator Vane
US8277172B2 (en) * 2009-03-23 2012-10-02 General Electric Company Apparatus for turbine engine cooling air management
FR3038655B1 (fr) * 2015-07-06 2017-08-25 Snecma Ensemble comprenant un carter rainure et des moyens de refroidissement du carter, turbine comprenant ledit ensemble, et turbomachine comprenant ladite turbine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA629283A (en) * 1961-10-17 P. Miller Joseph Turbomachine stator assembly
US2799472A (en) * 1953-07-03 1957-07-16 Armstrong Siddeley Motors Ltd Exhaust cone assemblies of gas turbine engines
US3085398A (en) * 1961-01-10 1963-04-16 Gen Electric Variable-clearance shroud structure for gas turbine engines
GB969579A (en) * 1962-11-09 1964-09-09 Rolls Royce Gas turbine engine
US3321179A (en) * 1965-09-13 1967-05-23 Caterpillar Tractor Co Gas turbine engines
US3527053A (en) * 1968-12-11 1970-09-08 Gen Electric Gas turbine engine with improved gas seal
GB1308963A (en) * 1970-05-30 1973-03-07 Secr Defence Gap control apparatus
US3840332A (en) * 1973-03-05 1974-10-08 Stone Platt Crawley Ltd Combustion chambers

Also Published As

Publication number Publication date
US3982850A (en) 1976-09-28
GB1504129A (en) 1978-03-15
JPS578299B2 (fr) 1982-02-16
IT1039545B (it) 1979-12-10
FR2276466A1 (fr) 1976-01-23
DE2528084A1 (de) 1976-01-15
JPS5133210A (fr) 1976-03-22

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
ST Notification of lapse