DE68917496D1 - Aktivkontrolle des Zwischenraumes. - Google Patents

Aktivkontrolle des Zwischenraumes.

Info

Publication number
DE68917496D1
DE68917496D1 DE68917496T DE68917496T DE68917496D1 DE 68917496 D1 DE68917496 D1 DE 68917496D1 DE 68917496 T DE68917496 T DE 68917496T DE 68917496 T DE68917496 T DE 68917496T DE 68917496 D1 DE68917496 D1 DE 68917496D1
Authority
DE
Germany
Prior art keywords
gap
active control
active
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
DE68917496T
Other languages
English (en)
Other versions
DE68917496T2 (de
Inventor
Samuel Henry Davison
Aidan William Clark
Kevin Howard Kast
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
Application granted granted Critical
Publication of DE68917496D1 publication Critical patent/DE68917496D1/de
Publication of DE68917496T2 publication Critical patent/DE68917496T2/de
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
    • F01D11/20—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)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
DE68917496T 1988-02-24 1989-02-24 Aktivkontrolle des Zwischenraumes. Expired - Fee Related DE68917496T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/160,052 US4928240A (en) 1988-02-24 1988-02-24 Active clearance control

Publications (2)

Publication Number Publication Date
DE68917496D1 true DE68917496D1 (de) 1994-09-22
DE68917496T2 DE68917496T2 (de) 1995-04-06

Family

ID=22575314

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68917496T Expired - Fee Related DE68917496T2 (de) 1988-02-24 1989-02-24 Aktivkontrolle des Zwischenraumes.

Country Status (4)

Country Link
US (1) US4928240A (de)
EP (1) EP0330492B1 (de)
JP (1) JP2774301B2 (de)
DE (1) DE68917496T2 (de)

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US5090193A (en) * 1989-06-23 1992-02-25 United Technologies Corporation Active clearance control with cruise mode
DE69017685T2 (de) * 1990-10-17 1995-07-06 United Technologies Corp Aktive Rotor-Statorspielregelung für Gasturbine.
US5685693A (en) * 1995-03-31 1997-11-11 General Electric Co. Removable inner turbine shell with bucket tip clearance control
US6007788A (en) * 1997-10-17 1999-12-28 Diverseylever, Inc. Injection molded container for detergents
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
US6401460B1 (en) * 2000-08-18 2002-06-11 Siemens Westinghouse Power Corporation Active control system for gas turbine blade tip clearance
US6454529B1 (en) 2001-03-23 2002-09-24 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
FR2828908B1 (fr) * 2001-08-23 2004-01-30 Snecma Moteurs Controle des jeux de turbine haute pression
US6925814B2 (en) * 2003-04-30 2005-08-09 Pratt & Whitney Canada Corp. Hybrid turbine tip clearance control system
US6910851B2 (en) * 2003-05-30 2005-06-28 Honeywell International, Inc. Turbofan jet engine having a turbine case cooling valve
US20050109016A1 (en) * 2003-11-21 2005-05-26 Richard Ullyott Turbine tip clearance control system
US7487029B2 (en) * 2004-05-21 2009-02-03 Pratt & Whitney Canada Method of monitoring gas turbine engine operation
FR2871513B1 (fr) * 2004-06-15 2006-09-22 Snecma Moteurs Sa Systeme et procede de controle d'un flux d'air dans une turbine a gaz
US7596954B2 (en) * 2004-07-09 2009-10-06 United Technologies Corporation Blade clearance control
US7269955B2 (en) * 2004-08-25 2007-09-18 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
US7434402B2 (en) * 2005-03-29 2008-10-14 Siemens Power Generation, Inc. System for actively controlling compressor clearances
US7708518B2 (en) * 2005-06-23 2010-05-04 Siemens Energy, Inc. Turbine blade tip clearance control
US20070137213A1 (en) * 2005-12-19 2007-06-21 General Electric Company Turbine wheelspace temperature control
GB0609312D0 (en) * 2006-05-11 2006-06-21 Rolls Royce Plc Clearance Control Apparatus
US7431557B2 (en) * 2006-05-25 2008-10-07 General Electric Company Compensating for blade tip clearance deterioration in active clearance control
US8801370B2 (en) * 2006-10-12 2014-08-12 General Electric Company Turbine case impingement cooling for heavy duty gas turbines
US7837429B2 (en) * 2006-10-12 2010-11-23 General Electric Company Predictive model based control system for heavy duty gas turbines
JP2008180220A (ja) * 2007-01-24 2008-08-07 General Electric Co <Ge> 高馬力ガスタービン用の予測モデル式制御システム
US8126628B2 (en) * 2007-08-03 2012-02-28 General Electric Company Aircraft gas turbine engine blade tip clearance control
US8036844B2 (en) * 2008-03-24 2011-10-11 Honeywell International Inc. Transient performance data phase compensation system and method
US8296037B2 (en) * 2008-06-20 2012-10-23 General Electric Company Method, system, and apparatus for reducing a turbine clearance
JP5220509B2 (ja) * 2008-08-01 2013-06-26 ゼネラル・エレクトリック・カンパニイ 航空機用ガスタービンエンジンのブレード先端間隙制御
US20100054911A1 (en) * 2008-08-29 2010-03-04 General Electric Company System and method for adjusting clearance in a gas turbine
US8549864B2 (en) * 2010-01-07 2013-10-08 General Electric Company Temperature activated valves for gas turbines
US8668431B2 (en) * 2010-03-29 2014-03-11 United Technologies Corporation Seal clearance control on non-cowled gas turbine engines
US20120297781A1 (en) * 2011-05-24 2012-11-29 Maruthi Prasad Manchikanti Heating system for use in a turbine engine and method of operating same
US9003807B2 (en) 2011-11-08 2015-04-14 Siemens Aktiengesellschaft Gas turbine engine with structure for directing compressed air on a blade ring
US9541008B2 (en) * 2012-02-06 2017-01-10 General Electric Company Method and apparatus to control part-load performance of a turbine
US20140077116A1 (en) * 2012-09-20 2014-03-20 General Electric Company Methods and systems for operating an integrated actuator
FR2997443B1 (fr) * 2012-10-31 2015-05-15 Snecma Unite de commande et procede de pilotage de jeu en sommet d'aubes
US10018067B2 (en) 2013-02-08 2018-07-10 General Electric Company Suction-based active clearance control system
JP5460902B2 (ja) * 2013-03-07 2014-04-02 ゼネラル・エレクトリック・カンパニイ 航空機用ガスタービンエンジンのブレード先端間隙制御
BR102013021427B1 (pt) 2013-08-16 2022-04-05 Luis Antonio Waack Bambace Turbomáquinas axiais de carcaça rotativa e elemento central fixo
GB201315365D0 (en) 2013-08-29 2013-10-09 Rolls Royce Plc Rotor tip clearance
FR3010729B1 (fr) * 2013-09-17 2017-12-29 Snecma Turbomachine comprenant un systeme de pilotage de jeux a double entree de gaz
EP2927433B1 (de) 2014-04-04 2018-09-26 United Technologies Corporation Aktive spaltkontrolle für einen gasturbinenmotor
US9963994B2 (en) * 2014-04-08 2018-05-08 General Electric Company Method and apparatus for clearance control utilizing fuel heating
FR3024751B1 (fr) * 2014-08-05 2019-07-19 Safran Aircraft Engines Unite de commande pour le pilotage d'un jeu entre des sommets d'aubes et un anneau de turbine
US9909442B2 (en) 2015-07-02 2018-03-06 General Electric Company Method of controlling a position actuation system component for a gas turbine engine
US10302019B2 (en) 2016-03-03 2019-05-28 General Electric Company High pressure compressor augmented bleed with autonomously actuated valve
GB201611104D0 (en) 2016-06-27 2016-08-10 Rolls Royce Plc Tip clearance control system
WO2018174739A1 (en) 2017-03-21 2018-09-27 Siemens Aktiengesellschaft A system of providing mobility of a stator shroud in a turbine stage
US10794214B2 (en) * 2017-05-08 2020-10-06 United Technologies Corporation Tip clearance control for gas turbine engine
US10815814B2 (en) * 2017-05-08 2020-10-27 Raytheon Technologies Corporation Re-use and modulated cooling from tip clearance control system for gas turbine engine
US20180334962A1 (en) * 2017-05-22 2018-11-22 United Technologies Corporation Active bleed flow modulation
US10428676B2 (en) 2017-06-13 2019-10-01 Rolls-Royce Corporation Tip clearance control with variable speed blower
US10641121B2 (en) * 2017-07-24 2020-05-05 Rolls-Royce North American Technologies Inc. Gas turbine engine with rotor tip clearance control system
GB201712025D0 (en) * 2017-07-26 2017-09-06 Rolls Royce Plc Gas turbine engine
US10941706B2 (en) 2018-02-13 2021-03-09 General Electric Company Closed cycle heat engine for a gas turbine engine
US11143104B2 (en) 2018-02-20 2021-10-12 General Electric Company Thermal management system
US11015534B2 (en) 2018-11-28 2021-05-25 General Electric Company Thermal management system
US11713689B2 (en) * 2021-01-18 2023-08-01 General Electric Company Clearance design process and strategy with CCA-ACC optimization for EGT and performance improvement
US11982189B2 (en) * 2021-06-04 2024-05-14 Rtx Corporation Warm start control of an active clearance control for a gas turbine engine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3039737A (en) * 1959-04-13 1962-06-19 Int Harvester Co Device for controlling clearance between rotor and shroud of a turbine
US3085398A (en) * 1961-01-10 1963-04-16 Gen Electric Variable-clearance shroud structure for gas turbine engines
US4023919A (en) * 1974-12-19 1977-05-17 General Electric Company Thermal actuated valve for clearance control
US4127357A (en) * 1977-06-24 1978-11-28 General Electric Company Variable shroud for a turbomachine
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
US4247247A (en) * 1979-05-29 1981-01-27 General Motors Corporation Blade tip clearance control
US4329114A (en) * 1979-07-25 1982-05-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Active clearance control system for a turbomachine
US4304093A (en) * 1979-08-31 1981-12-08 General Electric Company Variable clearance control for a gas turbine engine
US4338061A (en) * 1980-06-26 1982-07-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Control means for a gas turbine engine
GB2087979B (en) * 1980-11-22 1984-02-22 Rolls Royce Gas turbine engine blade tip seal
US4471938A (en) * 1982-11-01 1984-09-18 United Technologies Corporation Modulating poppet valve
JPS59220609A (ja) * 1983-05-30 1984-12-12 Nissan Motor Co Ltd タ−ビン運転中のクリアランス測定方法
US4632635A (en) * 1984-12-24 1986-12-30 Allied Corporation Turbine blade clearance controller
JPS62182444A (ja) * 1986-02-07 1987-08-10 Hitachi Ltd ガスタ−ビン冷却空気制御方法及び装置
US4756152A (en) * 1986-12-08 1988-07-12 United Technologies Corporation Control for bleed modulation during engine deceleration

Also Published As

Publication number Publication date
DE68917496T2 (de) 1995-04-06
EP0330492A2 (de) 1989-08-30
JPH01310130A (ja) 1989-12-14
EP0330492A3 (de) 1991-03-27
EP0330492B1 (de) 1994-08-17
US4928240A (en) 1990-05-22
JP2774301B2 (ja) 1998-07-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN

8339 Ceased/non-payment of the annual fee