FR2614073B1 - Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine - Google Patents

Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine

Info

Publication number
FR2614073B1
FR2614073B1 FR8705314A FR8705314A FR2614073B1 FR 2614073 B1 FR2614073 B1 FR 2614073B1 FR 8705314 A FR8705314 A FR 8705314A FR 8705314 A FR8705314 A FR 8705314A FR 2614073 B1 FR2614073 B1 FR 2614073B1
Authority
FR
France
Prior art keywords
rotor
real
adjustment device
time adjustment
turbomachine stator
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 - Lifetime
Application number
FR8705314A
Other languages
English (en)
Other versions
FR2614073A1 (fr
Inventor
Robert Kervistin
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR8705314A priority Critical patent/FR2614073B1/fr
Priority to DE8888400883T priority patent/DE3861813D1/de
Priority to EP88400883A priority patent/EP0288356B1/fr
Priority to US07/182,294 priority patent/US4849895A/en
Publication of FR2614073A1 publication Critical patent/FR2614073A1/fr
Application granted granted Critical
Publication of FR2614073B1 publication Critical patent/FR2614073B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR8705314A 1987-04-15 1987-04-15 Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine Expired - Lifetime FR2614073B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8705314A FR2614073B1 (fr) 1987-04-15 1987-04-15 Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine
DE8888400883T DE3861813D1 (de) 1987-04-15 1988-04-13 Regelung, um das radialspiel zwischen rotor und stator einer turbomaschine dem istzustand entsprechend anzupassen.
EP88400883A EP0288356B1 (fr) 1987-04-15 1988-04-13 Procédé d'ajustement en temps réel du jeu radial entre un rotor et un stator de turbomachine
US07/182,294 US4849895A (en) 1987-04-15 1988-04-15 System for adjusting radial clearance between rotor and stator elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8705314A FR2614073B1 (fr) 1987-04-15 1987-04-15 Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine

Publications (2)

Publication Number Publication Date
FR2614073A1 FR2614073A1 (fr) 1988-10-21
FR2614073B1 true FR2614073B1 (fr) 1992-02-14

Family

ID=9350121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8705314A Expired - Lifetime FR2614073B1 (fr) 1987-04-15 1987-04-15 Dispositif d'ajustement en temps reel du jeu radial entre un rotor et un stator de turbomachine

Country Status (4)

Country Link
US (1) US4849895A (fr)
EP (1) EP0288356B1 (fr)
DE (1) DE3861813D1 (fr)
FR (1) FR2614073B1 (fr)

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US5005352A (en) * 1989-06-23 1991-04-09 United Technologies Corporation Clearance control method for gas turbine engine
US4999991A (en) * 1989-10-12 1991-03-19 United Technologies Corporation Synthesized feedback for gas turbine clearance control
FR2653171B1 (fr) * 1989-10-18 1991-12-27 Snecma Carter de compresseur de turbomachine muni d'un dispositif de pilotage de son diametre interne.
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US5165845A (en) * 1991-11-08 1992-11-24 United Technologies Corporation Controlling stall margin in a gas turbine engine during acceleration
US5165844A (en) * 1991-11-08 1992-11-24 United Technologies Corporation On-line stall margin adjustment in a gas turbine engine
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FR2695161B1 (fr) * 1992-08-26 1994-11-04 Snecma Système de refroidissement d'un compresseur de turbomachine et de contrôle des jeux.
FR2698406B1 (fr) * 1992-11-25 1994-12-23 Snecma Procédé de pressurisation d'enceintes lubrifiées d'une turbomachine.
DE4327376A1 (de) * 1993-08-14 1995-02-16 Abb Management Ag Verdichter sowie Verfahren zu dessen Betrieb
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FR2867806B1 (fr) * 2004-03-18 2006-06-02 Snecma Moteurs Dispositif de pilotage de jeu de turbine a gaz a equilibrage des debits d'air
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
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US8065022B2 (en) * 2005-09-06 2011-11-22 General Electric Company Methods and systems for neural network modeling of turbine components
US7293953B2 (en) * 2005-11-15 2007-11-13 General Electric Company Integrated turbine sealing air and active clearance control system and method
US7607308B2 (en) * 2005-12-08 2009-10-27 General Electric Company Shrouded turbofan bleed duct
GB0609312D0 (en) * 2006-05-11 2006-06-21 Rolls Royce Plc Clearance Control Apparatus
US8126628B2 (en) * 2007-08-03 2012-02-28 General Electric Company Aircraft gas turbine engine blade tip clearance control
US9212623B2 (en) * 2007-12-26 2015-12-15 United Technologies Corporation Heat exchanger arrangement for turbine engine
US8602724B2 (en) * 2009-01-20 2013-12-10 Mitsubishi Heavy Industries, Ltd. Gas turbine plant
DE102009010647A1 (de) 2009-02-26 2010-09-02 Rolls-Royce Deutschland Ltd & Co Kg Laufspalteinstellungssystem einer Fluggasturbine
DE102009011635A1 (de) * 2009-03-04 2010-09-09 Rolls-Royce Deutschland Ltd & Co Kg Luftleitelement eines Laufspalteinstellungssystems einer Fluggasturbine
GB0910070D0 (en) * 2009-06-12 2009-07-22 Rolls Royce Plc System and method for adjusting rotor-stator clearance
DE102010020800A1 (de) * 2010-05-18 2011-11-24 Rolls-Royce Deutschland Ltd & Co Kg Verfahren und Vorrichtung zur Kühlluftversorgung für ein Triebwerk, insbesondere Flugtriebwerk, Gasturbine oder dergleichen
US20120070271A1 (en) 2010-09-21 2012-03-22 Urban Justin R Gas turbine engine with bleed duct for minimum reduction of bleed flow and minimum rejection of hail during hail ingestion events
FR2971291B1 (fr) 2011-02-08 2013-02-22 Snecma Unite de commande et procede de pilotage de jeu en sommet d'aubes
FR2977276B1 (fr) * 2011-06-30 2016-12-09 Snecma Agencement pour le raccordement d'un conduit a un boitier de distribution d'air
US9157331B2 (en) 2011-12-08 2015-10-13 Siemens Aktiengesellschaft Radial active clearance control for a gas turbine engine
US9316111B2 (en) * 2011-12-15 2016-04-19 Pratt & Whitney Canada Corp. Active turbine tip clearance control system
US9476355B2 (en) * 2012-02-29 2016-10-25 Siemens Energy, Inc. Mid-section of a can-annular gas turbine engine with a radial air flow discharged from the compressor section
US9194330B2 (en) * 2012-07-31 2015-11-24 United Technologies Corporation Retrofitable auxiliary inlet scoop
FR3000985B1 (fr) * 2013-01-15 2017-02-17 Snecma Dispositif de refroidissement pour un carter de turbine
US9714611B2 (en) * 2013-02-15 2017-07-25 Siemens Energy, Inc. Heat shield manifold system for a midframe case of a gas turbine engine
US9453429B2 (en) 2013-03-11 2016-09-27 General Electric Company Flow sleeve for thermal control of a double-wall turbine shell and related method
GB201315365D0 (en) * 2013-08-29 2013-10-09 Rolls Royce Plc Rotor tip clearance
FR3013385B1 (fr) * 2013-11-21 2015-11-13 Snecma Enceinte avant etanche lors du desassemblage modulaire d'un turboreacteur a reducteur
EP2918787B1 (fr) 2014-03-12 2017-10-18 Rolls-Royce Deutschland Ltd & Co KG Système de guidage d'écoulement et moteur à combustion rotatif
EP3126640A4 (fr) * 2014-03-31 2017-04-05 United Technologies Corporation Contrôle actif des jeux pour moteur à turbine à gaz
DE102014217831A1 (de) 2014-09-05 2016-03-10 Rolls-Royce Deutschland Ltd & Co Kg Vorrichtung zur Entnahme von Zapfluft und Flugzeugtriebwerk mit mindestens einer Vorrichtung zur Entnahme von Zapfluft
US9988943B2 (en) * 2015-04-27 2018-06-05 United Technologies Corporation Fitting for mid-turbine frame of gas turbine engine
US11434822B2 (en) * 2015-06-19 2022-09-06 Raytheon Technologies Corporation Inverse modulation of secondary bleed
US9909441B2 (en) * 2015-11-11 2018-03-06 General Electric Company Method of operating a clearance control system
GB201601427D0 (en) * 2016-01-26 2016-03-09 Rolls Royce Plc Setting control for gas turbine engine component(s)
FR3052806B1 (fr) 2016-06-20 2018-07-13 Safran Aircraft Engines Procede et dispositif de test d'integrite d'un systeme de regulation de debit de fluide pour une turbomachine
US20180073440A1 (en) * 2016-09-13 2018-03-15 General Electric Company Controlling turbine shroud clearance for operation protection
US10583933B2 (en) * 2016-10-03 2020-03-10 General Electric Company Method and apparatus for undercowl flow diversion cooling
US10428676B2 (en) * 2017-06-13 2019-10-01 Rolls-Royce Corporation Tip clearance control with variable speed blower
US11329585B2 (en) 2019-01-25 2022-05-10 General Electric Company Electric machines with air gap control systems, and systems and methods of controlling an air gap in an electric machine
US11795877B2 (en) 2020-03-24 2023-10-24 Siemens Energy, Inc. Method for modulating a turbine cooling supply for gas turbine applications
US11982189B2 (en) 2021-06-04 2024-05-14 Rtx Corporation Warm start control of an active clearance control for a gas turbine engine
FR3137119A1 (fr) * 2022-06-22 2023-12-29 Safran Aircraft Engines Système de refroidissement amélioré pour un ensemble mobile de turbomachine

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Also Published As

Publication number Publication date
EP0288356B1 (fr) 1991-02-27
FR2614073A1 (fr) 1988-10-21
US4849895A (en) 1989-07-18
EP0288356A1 (fr) 1988-10-26
DE3861813D1 (de) 1991-04-04

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Legal Events

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ST Notification of lapse