GB2244524B - Clearance control in gas turbine engines - Google Patents

Clearance control in gas turbine engines

Info

Publication number
GB2244524B
GB2244524B GB9110724A GB9110724A GB2244524B GB 2244524 B GB2244524 B GB 2244524B GB 9110724 A GB9110724 A GB 9110724A GB 9110724 A GB9110724 A GB 9110724A GB 2244524 B GB2244524 B GB 2244524B
Authority
GB
United Kingdom
Prior art keywords
gas turbine
turbine engines
clearance control
clearance
control
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
GB9110724A
Other versions
GB9110724D0 (en
GB2244524A (en
Inventor
Larry Wayne Plemmons
William Charles Oakes
Ralph Adrian Kirkpatrick
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 GB9110724D0 publication Critical patent/GB9110724D0/en
Publication of GB2244524A publication Critical patent/GB2244524A/en
Application granted granted Critical
Publication of GB2244524B publication Critical patent/GB2244524B/en
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
    • 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)
GB9110724A 1990-05-31 1991-05-17 Clearance control in gas turbine engines Expired - Fee Related GB2244524B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53128790A 1990-05-31 1990-05-31

Publications (3)

Publication Number Publication Date
GB9110724D0 GB9110724D0 (en) 1991-07-10
GB2244524A GB2244524A (en) 1991-12-04
GB2244524B true GB2244524B (en) 1994-03-30

Family

ID=24117023

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9110724A Expired - Fee Related GB2244524B (en) 1990-05-31 1991-05-17 Clearance control in gas turbine engines

Country Status (7)

Country Link
JP (1) JPH04231606A (en)
CA (1) CA2039756A1 (en)
DE (1) DE4117362A1 (en)
FR (1) FR2662741B1 (en)
GB (1) GB2244524B (en)
IT (1) IT1249317B (en)
SE (1) SE9101655L (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9210642D0 (en) * 1992-05-19 1992-07-08 Rolls Royce Plc Rotor shroud assembly
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
GB2348466B (en) * 1999-03-27 2003-07-09 Rolls Royce Plc A gas turbine engine and a rotor for a gas turbine engine
US20050091984A1 (en) * 2003-11-03 2005-05-05 Robert Czachor Heat shield for gas turbine engine
US7246996B2 (en) * 2005-01-04 2007-07-24 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
US8047763B2 (en) * 2008-10-30 2011-11-01 General Electric Company Asymmetrical gas turbine cooling port locations
EP2194236A1 (en) * 2008-12-03 2010-06-09 Siemens Aktiengesellschaft Turbine casing
US8197197B2 (en) * 2009-01-08 2012-06-12 General Electric Company Method of matching thermal response rates between a stator and a rotor and fluidic thermal switch for use therewith
US8231338B2 (en) 2009-05-05 2012-07-31 General Electric Company Turbine shell with pin support
DE102013212741A1 (en) * 2013-06-28 2014-12-31 Siemens Aktiengesellschaft Gas turbine and heat shield for a gas turbine
GB201509771D0 (en) 2015-06-05 2015-07-22 Rolls Royce Plc Containment casing
CN114017134A (en) * 2021-11-12 2022-02-08 中国航发沈阳发动机研究所 Method for adjusting thermal deformation rate of casing by changing thermal capacity of casing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0192556A1 (en) * 1985-02-13 1986-08-27 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Turbine cylinder with a device to adjust the tip clearance between the turbine blades and the cylinder
EP0256790A2 (en) * 1986-08-07 1988-02-24 AlliedSignal Inc. Ceramic lined turbine shroud and method of its manufacture

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1328426A (en) * 1971-08-28 1973-08-30 British Leyland Truck & Bus Gas turbine engines
BE792224A (en) * 1971-12-01 1973-03-30 Penny Robert N LONG COMPOSITE ELEMENT WITH A PREDETERMINED EFFECTIVE LINEAR EXPANSION COEFFICIENT
GB1501916A (en) * 1975-06-20 1978-02-22 Rolls Royce Matching thermal expansions of components of turbo-machines
GB2047354B (en) * 1979-04-26 1983-03-30 Rolls Royce Gas turbine engines
DE3019920C2 (en) * 1980-05-24 1982-12-30 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Device for the outer casing of the rotor blades of axial turbines for gas turbine engines
GB2062117B (en) * 1980-10-20 1983-05-05 Gen Electric Clearance control for turbine blades
US4433845A (en) * 1981-09-29 1984-02-28 United Technologies Corporation Insulated honeycomb seal
GB2115487B (en) * 1982-02-19 1986-02-05 Gen Electric Double wall compressor casing
DE3407945A1 (en) * 1984-03-03 1985-09-05 MTU Motoren- und Turbinen-Union München GmbH, 8000 München METHOD AND MEANS FOR AVOIDING THE DEVELOPMENT OF TITANIUM FIRE
JPS6267237A (en) * 1985-09-18 1987-03-26 Hitachi Ltd Two passage type exhaust gas driven turbo charger
FR2646466B1 (en) * 1989-04-26 1991-07-05 Alsthom Gec INTERNAL STATOR HP-MP SINGLE STEAM TURBINE WITH CONTROLLED AIR CONDITIONING

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0192556A1 (en) * 1985-02-13 1986-08-27 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Turbine cylinder with a device to adjust the tip clearance between the turbine blades and the cylinder
EP0256790A2 (en) * 1986-08-07 1988-02-24 AlliedSignal Inc. Ceramic lined turbine shroud and method of its manufacture

Also Published As

Publication number Publication date
DE4117362A1 (en) 1991-12-05
ITMI911425A1 (en) 1992-11-23
SE9101655L (en) 1991-12-01
ITMI911425A0 (en) 1991-05-23
FR2662741A1 (en) 1991-12-06
FR2662741B1 (en) 1995-06-09
GB9110724D0 (en) 1991-07-10
SE9101655D0 (en) 1991-05-30
JPH04231606A (en) 1992-08-20
GB2244524A (en) 1991-12-04
CA2039756A1 (en) 1991-12-01
IT1249317B (en) 1995-02-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960517