FR2508670B1 - CLOSED CIRCUIT CONTROL SYSTEM FOR THE TOPPING OF THE FINS OF A GAS TURBINE ENGINE - Google Patents

CLOSED CIRCUIT CONTROL SYSTEM FOR THE TOPPING OF THE FINS OF A GAS TURBINE ENGINE

Info

Publication number
FR2508670B1
FR2508670B1 FR8210639A FR8210639A FR2508670B1 FR 2508670 B1 FR2508670 B1 FR 2508670B1 FR 8210639 A FR8210639 A FR 8210639A FR 8210639 A FR8210639 A FR 8210639A FR 2508670 B1 FR2508670 B1 FR 2508670B1
Authority
FR
France
Prior art keywords
topping
fins
control system
gas turbine
turbine engine
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
FR8210639A
Other languages
French (fr)
Other versions
FR2508670A1 (en
Inventor
Theodore George Slaiby
Walter Gilbert Alwang
William Howard Drinkuth
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.)
Raytheon Technologies 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 FR2508670A1 publication Critical patent/FR2508670A1/en
Application granted granted Critical
Publication of FR2508670B1 publication Critical patent/FR2508670B1/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR8210639A 1981-06-26 1982-06-18 CLOSED CIRCUIT CONTROL SYSTEM FOR THE TOPPING OF THE FINS OF A GAS TURBINE ENGINE Expired FR2508670B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27749081A 1981-06-26 1981-06-26

Publications (2)

Publication Number Publication Date
FR2508670A1 FR2508670A1 (en) 1982-12-31
FR2508670B1 true FR2508670B1 (en) 1986-03-21

Family

ID=23061104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8210639A Expired FR2508670B1 (en) 1981-06-26 1982-06-18 CLOSED CIRCUIT CONTROL SYSTEM FOR THE TOPPING OF THE FINS OF A GAS TURBINE ENGINE

Country Status (3)

Country Link
JP (1) JPS588204A (en)
FR (1) FR2508670B1 (en)
GB (1) GB2104966B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2614073B1 (en) * 1987-04-15 1992-02-14 Snecma REAL-TIME ADJUSTMENT DEVICE OF THE RADIAL GAME BETWEEN A ROTOR AND A TURBOMACHINE STATOR
US5012420A (en) * 1988-03-31 1991-04-30 General Electric Company Active clearance control for gas turbine engine
GB2226365B (en) * 1988-12-22 1993-03-10 Rolls Royce Plc Turbomachine clearance control
US5090193A (en) * 1989-06-23 1992-02-25 United Technologies Corporation Active clearance control with cruise mode
GB9709086D0 (en) * 1997-05-07 1997-06-25 Rolls Royce Plc Gas turbine engine cooling apparatus
US6155038A (en) * 1998-12-23 2000-12-05 United Technologies Corporation Method and apparatus for use in control and compensation of clearances in a gas turbine
GB2396438B (en) 2002-12-20 2006-03-22 Rolls Royce Plc Rotor system
FR2871513B1 (en) * 2004-06-15 2006-09-22 Snecma Moteurs Sa SYSTEM AND METHOD FOR CONTROLLING AN AIR FLOW IN A GAS TURBINE
US7455495B2 (en) * 2005-08-16 2008-11-25 United Technologies Corporation Systems and methods for monitoring thermal growth and controlling clearances, and maintaining health of turbo machinery applications
US8065022B2 (en) * 2005-09-06 2011-11-22 General Electric Company Methods and systems for neural network modeling of turbine components
RU2499892C1 (en) * 2012-04-24 2013-11-27 Николай Борисович Болотин Gas turbine engine turbine
RU2499894C1 (en) * 2012-05-11 2013-11-27 Николай Борисович Болотин Bypass gas turbine engine
RU2506435C2 (en) * 2012-05-11 2014-02-10 Николай Борисович Болотин Gas turbine engine and method for radial clearance adjustment in gas turbine
RU2496991C1 (en) * 2012-05-21 2013-10-27 Николай Борисович Болотин Bypass gas turbine
RU2499145C1 (en) * 2012-05-21 2013-11-20 Николай Борисович Болотин Turbine of bypass gas turbine engine
RU2501956C1 (en) * 2012-07-31 2013-12-20 Николай Борисович Болотин Bypass gas turbine engine, method of radial gap adjustment in turbine of bypass gas turbine engine
RU2519127C1 (en) * 2013-04-24 2014-06-10 Николай Борисович Болотин Turbine of gas turbine engine and method for adjustment of radial clearance in turbine
RU2546381C1 (en) * 2014-02-26 2015-04-10 Федеральное государственное унитарное предприятие "Научно-производственный центр газотурбостроения "Салют" (ФГУП "НПЦ газотурбостроения "Салют") Adjustment method of radial clearance in turbine of gas-turbine engine
FR3040070B1 (en) * 2015-08-11 2019-05-10 Safran Aircraft Engines METHOD FOR DETECTING AN ASCENSIONAL THRUST CONTROL OF AN AIRCRAFT AND APPARATUS AND METHOD FOR CONTROLLING COOLING AIR FLOW RATE OF A RELATIVE LOW PRESSURE TURBINE
FR3040069B1 (en) 2015-08-11 2017-09-01 Snecma METHOD FOR DETECTING INCREASE IN THE REGIMEN OF A LOW PRESSURE TURBINE OF A REACTOR OF AN AIRCRAFT DURING A CRUISE PHASE, AND DEVICE AND METHOD FOR CONTROLLING THE AIR FLOW RATE OF A LOW PRESSURE TURBINE ASSOCIATED
US10746042B2 (en) 2018-03-23 2020-08-18 Raytheon Technologyies Corporation Systems and methods for active clearance control based on selected operating mode

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994472A (en) * 1958-12-29 1961-08-01 Gen Electric Tip clearance control system for turbomachines
US4019320A (en) * 1975-12-05 1977-04-26 United Technologies Corporation External gas turbine engine cooling for clearance control
GB1581855A (en) * 1976-08-02 1980-12-31 Gen Electric Turbomachine performance
GB2024336A (en) * 1978-05-30 1980-01-09 Rolls Royce Gas turbine rotor tip clearance control apparatus
DE2922835C2 (en) * 1979-06-06 1985-06-05 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Circumferential gap seal on axial flow machines
JPS5627002A (en) * 1979-08-07 1981-03-16 Toshiba Corp Labyrinth seal of steam turbine
GB2063374A (en) * 1979-11-14 1981-06-03 Plessey Co Ltd Turbine Rotor Blade Tip Clearance Control
GB2090333B (en) * 1980-12-18 1984-04-26 Rolls Royce Gas turbine engine shroud/blade tip control

Also Published As

Publication number Publication date
GB2104966A (en) 1983-03-16
FR2508670A1 (en) 1982-12-31
JPS588204A (en) 1983-01-18
GB2104966B (en) 1984-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse