DE3861813D1 - Regelung, um das radialspiel zwischen rotor und stator einer turbomaschine dem istzustand entsprechend anzupassen. - Google Patents

Regelung, um das radialspiel zwischen rotor und stator einer turbomaschine dem istzustand entsprechend anzupassen.

Info

Publication number
DE3861813D1
DE3861813D1 DE8888400883T DE3861813T DE3861813D1 DE 3861813 D1 DE3861813 D1 DE 3861813D1 DE 8888400883 T DE8888400883 T DE 8888400883T DE 3861813 T DE3861813 T DE 3861813T DE 3861813 D1 DE3861813 D1 DE 3861813D1
Authority
DE
Germany
Prior art keywords
stator
rotor
regulation
adjust
machine according
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
DE8888400883T
Other languages
English (en)
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
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE3861813D1 publication Critical patent/DE3861813D1/de
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)
DE8888400883T 1987-04-15 1988-04-13 Regelung, um das radialspiel zwischen rotor und stator einer turbomaschine dem istzustand entsprechend anzupassen. Expired - Lifetime DE3861813D1 (de)

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 (1)

Publication Number Publication Date
DE3861813D1 true DE3861813D1 (de) 1991-04-04

Family

ID=9350121

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888400883T Expired - Lifetime DE3861813D1 (de) 1987-04-15 1988-04-13 Regelung, um das radialspiel zwischen rotor und stator einer turbomaschine dem istzustand entsprechend anzupassen.

Country Status (4)

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

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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
US4999991A (en) * 1989-10-12 1991-03-19 United Technologies Corporation Synthesized feedback for gas turbine clearance control
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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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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
KR101274928B1 (ko) * 2009-01-20 2013-06-17 미츠비시 쥬고교 가부시키가이샤 가스 터빈 설비
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 (de) 2014-03-12 2017-10-18 Rolls-Royce Deutschland Ltd & Co KG Strömungsleitsystem und Rotationsverbrennungsmotor
EP3126640A4 (de) * 2014-03-31 2017-04-05 United Technologies Corporation Aktive spielraumsteuerung für einen gasturbinenmotor
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
WO2021194473A1 (en) * 2020-03-24 2021-09-30 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
US4849895A (en) 1989-07-18
FR2614073A1 (fr) 1988-10-21
EP0288356B1 (de) 1991-02-27
EP0288356A1 (de) 1988-10-26
FR2614073B1 (fr) 1992-02-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee