FR2648865B1 - Procede de commande active du jeu radial a l'endroit des bouts des ailettes d'un turbomoteur - Google Patents

Procede de commande active du jeu radial a l'endroit des bouts des ailettes d'un turbomoteur

Info

Publication number
FR2648865B1
FR2648865B1 FR909007868A FR9007868A FR2648865B1 FR 2648865 B1 FR2648865 B1 FR 2648865B1 FR 909007868 A FR909007868 A FR 909007868A FR 9007868 A FR9007868 A FR 9007868A FR 2648865 B1 FR2648865 B1 FR 2648865B1
Authority
FR
France
Prior art keywords
turbomotor
fins
location
active control
radial game
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
FR909007868A
Other languages
English (en)
Other versions
FR2648865A1 (fr
Inventor
Fred M Schwarz
Clifton J Crawley Jr
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 FR2648865A1 publication Critical patent/FR2648865A1/fr
Application granted granted Critical
Publication of FR2648865B1 publication Critical patent/FR2648865B1/fr
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)
FR909007868A 1989-06-23 1990-06-22 Procede de commande active du jeu radial a l'endroit des bouts des ailettes d'un turbomoteur Expired - Fee Related FR2648865B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/370,434 US5090193A (en) 1989-06-23 1989-06-23 Active clearance control with cruise mode

Publications (2)

Publication Number Publication Date
FR2648865A1 FR2648865A1 (fr) 1990-12-28
FR2648865B1 true FR2648865B1 (fr) 1994-09-16

Family

ID=23459653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR909007868A Expired - Fee Related FR2648865B1 (fr) 1989-06-23 1990-06-22 Procede de commande active du jeu radial a l'endroit des bouts des ailettes d'un turbomoteur

Country Status (3)

Country Link
US (1) US5090193A (fr)
FR (1) FR2648865B1 (fr)
GB (1) GB2233399B (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6401460B1 (en) 2000-08-18 2002-06-11 Siemens Westinghouse Power Corporation Active control system for gas turbine blade tip clearance
US6931859B2 (en) * 2003-12-17 2005-08-23 Honeywell International Inc. Variable turbine cooling flow system
US20090211260A1 (en) * 2007-05-03 2009-08-27 Brayton Energy, Llc Multi-Spool Intercooled Recuperated Gas Turbine
US8126628B2 (en) * 2007-08-03 2012-02-28 General Electric Company Aircraft gas turbine engine blade tip clearance control
US8296037B2 (en) * 2008-06-20 2012-10-23 General Electric Company Method, system, and apparatus for reducing a turbine clearance
AU2010247851B2 (en) 2009-05-12 2014-07-24 Icr Turbine Engine Corporation Gas turbine energy storage and conversion system
WO2011109514A1 (fr) * 2010-03-02 2011-09-09 Icr Turbine Engine Corporatin Puissance à répartir à partir d'une installation d'énergie renouvelable
US8984895B2 (en) 2010-07-09 2015-03-24 Icr Turbine Engine Corporation Metallic ceramic spool for a gas turbine engine
EP2612009B1 (fr) 2010-09-03 2020-04-22 ICR Turbine Engine Corporatin Moteur à turbine à gaz
US9051873B2 (en) 2011-05-20 2015-06-09 Icr Turbine Engine Corporation Ceramic-to-metal turbine shaft attachment
US10094288B2 (en) 2012-07-24 2018-10-09 Icr Turbine Engine Corporation Ceramic-to-metal turbine volute attachment for a gas turbine engine
GB2508059B (en) * 2012-08-23 2016-01-06 Gen Electric Method, system, and apparatus for reducing a turbine clearance
US9758252B2 (en) * 2012-08-23 2017-09-12 General Electric Company Method, system, and apparatus for reducing a turbine clearance
US20140058644A1 (en) * 2012-08-23 2014-02-27 General Electric Company Method, system, and apparatus for reducing a turbine clearance
US10184348B2 (en) 2013-12-05 2019-01-22 Honeywell International Inc. System and method for turbine blade clearance control
DE102014203318A1 (de) * 2014-02-25 2015-08-27 Siemens Aktiengesellschaft Verfahren zum Betrieb einer Gasturbine bei aktiver hydraulischer Spalteinstellung
US9909441B2 (en) 2015-11-11 2018-03-06 General Electric Company Method of operating a clearance control system
US10344614B2 (en) 2016-04-12 2019-07-09 United Technologies Corporation Active clearance control for a turbine and case
US10414507B2 (en) 2017-03-09 2019-09-17 General Electric Company Adaptive active clearance control logic
US10738706B2 (en) * 2017-06-30 2020-08-11 General Electric Company Propulsion system for an aircraft
US10569759B2 (en) 2017-06-30 2020-02-25 General Electric Company Propulsion system for an aircraft
US10696416B2 (en) 2017-06-30 2020-06-30 General Electric Company Propulsion system for an aircraft
US10953995B2 (en) 2017-06-30 2021-03-23 General Electric Company Propulsion system for an aircraft

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019320A (en) * 1975-12-05 1977-04-26 United Technologies Corporation External gas turbine engine cooling for clearance control
US4069662A (en) * 1975-12-05 1978-01-24 United Technologies Corporation Clearance control for gas turbine engine
GB1581855A (en) * 1976-08-02 1980-12-31 Gen Electric Turbomachine performance
US4230436A (en) * 1978-07-17 1980-10-28 General Electric Company Rotor/shroud clearance control system
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
US4487016A (en) * 1980-10-01 1984-12-11 United Technologies Corporation Modulated clearance control for an axial flow rotary machine
GB2104966B (en) * 1981-06-26 1984-08-01 United Technologies Corp Closed loop control for tip clearance of a gas turbine engine
US4513567A (en) * 1981-11-02 1985-04-30 United Technologies Corporation Gas turbine engine active clearance control
US4576547A (en) * 1983-11-03 1986-03-18 United Technologies Corporation Active clearance control
FR2614073B1 (fr) * 1987-04-15 1992-02-14 Snecma Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine
US4815272A (en) * 1987-05-05 1989-03-28 United Technologies Corporation Turbine cooling and thermal control
US4928240A (en) * 1988-02-24 1990-05-22 General Electric Company Active clearance control

Also Published As

Publication number Publication date
FR2648865A1 (fr) 1990-12-28
GB9013589D0 (en) 1990-08-08
GB2233399A (en) 1991-01-09
US5090193A (en) 1992-02-25
GB2233399B (en) 1993-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse