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GB2108586B - Gas turbine engine active clearance control - Google Patents

Gas turbine engine active clearance control

Info

Publication number
GB2108586B
GB2108586B GB08228701A GB8228701A GB2108586B GB 2108586 B GB2108586 B GB 2108586B GB 08228701 A GB08228701 A GB 08228701A GB 8228701 A GB8228701 A GB 8228701A GB 2108586 B GB2108586 B GB 2108586B
Authority
GB
United Kingdom
Prior art keywords
gas turbine
turbine engine
clearance control
active clearance
engine active
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
Application number
GB08228701A
Other versions
GB2108586A (en
Inventor
Paul Joseph Deveau
Paul Burton Greenberg
Roger Enrico Paolillo
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.)
RTX Corp
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of GB2108586A publication Critical patent/GB2108586A/en
Application granted granted Critical
Publication of GB2108586B publication Critical patent/GB2108586B/en
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
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Control Of Turbines (AREA)
GB08228701A 1981-11-02 1982-10-07 Gas turbine engine active clearance control Expired GB2108586B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31763381A 1981-11-02 1981-11-02

Publications (2)

Publication Number Publication Date
GB2108586A GB2108586A (en) 1983-05-18
GB2108586B true GB2108586B (en) 1985-08-07

Family

ID=23234561

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08228701A Expired GB2108586B (en) 1981-11-02 1982-10-07 Gas turbine engine active clearance control

Country Status (4)

Country Link
JP (1) JPS5882003A (en)
DE (1) DE3239637A1 (en)
FR (1) FR2515733B1 (en)
GB (1) GB2108586B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9759092B2 (en) 2011-04-28 2017-09-12 Siemens Aktiengesellschaft Casing cooling duct

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4648241A (en) * 1983-11-03 1987-03-10 United Technologies Corporation Active clearance control
US4576547A (en) * 1983-11-03 1986-03-18 United Technologies Corporation Active clearance control
US4645416A (en) * 1984-11-01 1987-02-24 United Technologies Corporation Valve and manifold for compressor bore heating
US4632635A (en) * 1984-12-24 1986-12-30 Allied Corporation Turbine blade clearance controller
DE3505975A1 (en) * 1985-02-21 1986-08-21 MTU Motoren- und Turbinen-Union München GmbH, 8000 München GAS TURBINE JET ENGINE FOR AIRCRAFT WITH TARGETED TURBINE COMPONENT COOLING
US4815928A (en) * 1985-05-06 1989-03-28 General Electric Company Blade cooling
JPH0643811B2 (en) * 1985-07-29 1994-06-08 株式会社日立製作所 Gas turbine hot parts cooling method
DE3546839C2 (en) * 1985-11-19 1995-05-04 Mtu Muenchen Gmbh By-pass turbojet engine with split compressor
JPS62182444A (en) * 1986-02-07 1987-08-10 Hitachi Ltd Gas turbine cooling air control method and device
US4815272A (en) * 1987-05-05 1989-03-28 United Technologies Corporation Turbine cooling and thermal control
US5005352A (en) * 1989-06-23 1991-04-09 United Technologies Corporation Clearance control method for gas turbine engine
US5076050A (en) * 1989-06-23 1991-12-31 United Technologies Corporation Thermal clearance control method for gas turbine engine
US5127793A (en) * 1990-05-31 1992-07-07 General Electric Company Turbine shroud clearance control assembly
GB9027986D0 (en) * 1990-12-22 1991-02-13 Rolls Royce Plc Gas turbine engine clearance control
DE69205568T2 (en) * 1991-04-02 1996-04-11 Rolls Royce Plc TURBINE HOUSING.
DE4309199A1 (en) * 1993-03-22 1994-09-29 Abb Management Ag Device for the fixing of heat accumulation segments and stator blades in axial flow turbines
GB9709086D0 (en) * 1997-05-07 1997-06-25 Rolls Royce Plc Gas turbine engine cooling apparatus
FR2766231B1 (en) * 1997-07-18 1999-08-20 Snecma CIRCULAR HOUSING HEATING OR COOLING DEVICE
US11519288B2 (en) 2020-12-18 2022-12-06 General Electric Company Turbomachine clearance control using brush seals having magnetically responsive filaments
US11248531B1 (en) 2020-12-18 2022-02-15 General Electric Company Turbomachine clearance control using a floating seal
US11434777B2 (en) 2020-12-18 2022-09-06 General Electric Company Turbomachine clearance control using magnetically responsive particles
US11326522B1 (en) 2020-12-29 2022-05-10 General Electric Company Magnetic turbomachine sealing arrangement
US11187091B1 (en) 2020-12-29 2021-11-30 General Electric Company Magnetic sealing arrangement for a turbomachine
US11187095B1 (en) 2020-12-29 2021-11-30 General Electric Company Magnetic aft frame side seals

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1248198A (en) * 1970-02-06 1971-09-29 Rolls Royce Sealing device
FR2280791A1 (en) * 1974-07-31 1976-02-27 Snecma IMPROVEMENTS IN ADJUSTING THE CLEARANCE BETWEEN THE BLADES AND THE STATOR OF A TURBINE
US4019320A (en) * 1975-12-05 1977-04-26 United Technologies Corporation External gas turbine engine cooling for clearance control
JPS5322601A (en) * 1976-08-13 1978-03-02 Hitachi Ltd Automatic operation devi ce of pump
US4257222A (en) * 1977-12-21 1981-03-24 United Technologies Corporation Seal clearance control system for a gas turbine
US4242042A (en) * 1978-05-16 1980-12-30 United Technologies Corporation Temperature control of engine case for clearance control
US4230439A (en) * 1978-07-17 1980-10-28 General Electric Company Air delivery system for regulating thermal growth
US4230436A (en) * 1978-07-17 1980-10-28 General Electric Company Rotor/shroud clearance control system
DE2907749C2 (en) * 1979-02-28 1985-04-25 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Device for minimizing constant maintenance of the blade tip clearance that exists in axial turbines of gas turbine engines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9759092B2 (en) 2011-04-28 2017-09-12 Siemens Aktiengesellschaft Casing cooling duct

Also Published As

Publication number Publication date
FR2515733B1 (en) 1988-04-29
JPS5882003A (en) 1983-05-17
GB2108586A (en) 1983-05-18
FR2515733A1 (en) 1983-05-06
DE3239637A1 (en) 1983-05-11

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Legal Events

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

Effective date: 19921007