IT1077099B - Dispositivo di controllo della distanza tra elementi di un motore a turbina a gas - Google Patents

Dispositivo di controllo della distanza tra elementi di un motore a turbina a gas

Info

Publication number
IT1077099B
IT1077099B IT29821/76A IT2982176A IT1077099B IT 1077099 B IT1077099 B IT 1077099B IT 29821/76 A IT29821/76 A IT 29821/76A IT 2982176 A IT2982176 A IT 2982176A IT 1077099 B IT1077099 B IT 1077099B
Authority
IT
Italy
Prior art keywords
elements
control device
gas turbine
turbine engine
distance control
Prior art date
Application number
IT29821/76A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1077099B publication Critical patent/IT1077099B/it

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
IT29821/76A 1975-12-05 1976-11-26 Dispositivo di controllo della distanza tra elementi di un motore a turbina a gas IT1077099B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/638,131 US4069662A (en) 1975-12-05 1975-12-05 Clearance control for gas turbine engine

Publications (1)

Publication Number Publication Date
IT1077099B true IT1077099B (it) 1985-04-27

Family

ID=24558773

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29821/76A IT1077099B (it) 1975-12-05 1976-11-26 Dispositivo di controllo della distanza tra elementi di un motore a turbina a gas

Country Status (16)

Country Link
US (1) US4069662A (it)
JP (1) JPS6020561B2 (it)
AU (1) AU517469B2 (it)
BE (1) BE849054A (it)
BR (1) BR7608084A (it)
CA (1) CA1079646A (it)
DE (1) DE2654300C2 (it)
ES (1) ES453959A1 (it)
FR (1) FR2333953A1 (it)
GB (1) GB1561115A (it)
IL (1) IL51008A (it)
IN (1) IN146515B (it)
IT (1) IT1077099B (it)
NL (1) NL7613312A (it)
PL (1) PL112264B1 (it)
SE (1) SE433377B (it)

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DE4042729C2 (de) * 1990-02-08 2002-10-31 United Technologies Corp Minimale Leckströmung zwischen Schaufelspitze und Gehäusewand
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US5553449A (en) * 1993-12-21 1996-09-10 United Technologies Corporation Method of operating a gas turbine engine powerplant for an aircraft
DE19643716A1 (de) * 1996-10-23 1998-04-30 Asea Brown Boveri Schaufelträger für einen Verdichter
US6185925B1 (en) * 1999-02-12 2001-02-13 General Electric Company External cooling system for turbine frame
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US6877952B2 (en) * 2002-09-09 2005-04-12 Florida Turbine Technologies, Inc Passive clearance control
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US6949939B2 (en) * 2003-06-10 2005-09-27 General Electric Company Methods and apparatus for measuring rotating machine clearances
US20050109016A1 (en) * 2003-11-21 2005-05-26 Richard Ullyott Turbine tip clearance control system
EP1825115A1 (en) * 2004-12-01 2007-08-29 United Technologies Corporation Remote engine fuel control and electronic engine control for turbine engine
US7165937B2 (en) * 2004-12-06 2007-01-23 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
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US7665310B2 (en) * 2006-12-27 2010-02-23 General Electric Company Gas turbine engine having a cooling-air nacelle-cowl duct integral with a nacelle cowl
US8616827B2 (en) * 2008-02-20 2013-12-31 Rolls-Royce Corporation Turbine blade tip clearance system
US8256228B2 (en) * 2008-04-29 2012-09-04 Rolls Royce Corporation Turbine blade tip clearance apparatus and method
US8296037B2 (en) * 2008-06-20 2012-10-23 General Electric Company Method, system, and apparatus for reducing a turbine clearance
US8517663B2 (en) * 2008-09-30 2013-08-27 General Electric Company Method and apparatus for gas turbine engine temperature management
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DE102011106961A1 (de) * 2011-07-08 2013-01-10 Rolls-Royce Deutschland Ltd & Co Kg Fluggasturbinentriebwerk mit Kühlelementen am Kerntriebwerksgehäuse
US10724431B2 (en) * 2012-01-31 2020-07-28 Raytheon Technologies Corporation Buffer system that communicates buffer supply air to one or more portions of a gas turbine engine
WO2014130159A1 (en) 2013-02-23 2014-08-28 Ottow Nathan W Blade clearance control for gas turbine engine
FR3002590B1 (fr) * 2013-02-26 2015-04-03 Snecma Dispositif de refroidissement pour carter de turboreacteur d'aeronef comportant un dispositif de maintien
US9091212B2 (en) 2013-03-27 2015-07-28 Hamilton Sundstrand Corporation Fuel and actuation system for gas turbine engine
US9140191B2 (en) 2013-04-22 2015-09-22 Hamilton Sundstrand Corporation System for controlling two positive displacement pumps
EP2927433B1 (en) * 2014-04-04 2018-09-26 United Technologies Corporation Active clearance control for gas turbine engine
EP2987966A1 (de) * 2014-08-21 2016-02-24 Siemens Aktiengesellschaft Gasturbine mit in Ringsektoren unterteiltem Kühlringkanal
US20160326915A1 (en) * 2015-05-08 2016-11-10 General Electric Company System and method for waste heat powered active clearance control
US10344614B2 (en) 2016-04-12 2019-07-09 United Technologies Corporation Active clearance control for a turbine and case
FR3058459B1 (fr) * 2016-11-04 2018-11-09 Safran Aircraft Engines Dispositif de refroidissement pour une turbine d'une turbomachine
CN107605544B (zh) * 2017-08-14 2019-05-10 西北工业大学 一种缘板波浪形开槽喷射的轮缘密封结构
EP3540182A1 (de) * 2018-03-14 2019-09-18 Siemens Aktiengesellschaft Verfahren zur steuerung einer spaltminimierung einer gasturbine
US10704560B2 (en) 2018-06-13 2020-07-07 Rolls-Royce Corporation Passive clearance control for a centrifugal impeller shroud
US11174798B2 (en) 2019-03-20 2021-11-16 United Technologies Corporation Mission adaptive clearance control system and method of operation

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Also Published As

Publication number Publication date
GB1561115A (en) 1980-02-13
JPS6020561B2 (ja) 1985-05-22
SE7613019L (sv) 1977-06-06
SE433377B (sv) 1984-05-21
FR2333953B1 (it) 1982-08-27
BE849054A (fr) 1977-04-01
AU517469B2 (en) 1981-08-06
NL7613312A (nl) 1977-06-07
PL112264B1 (en) 1980-10-31
JPS5270213A (en) 1977-06-11
DE2654300C2 (de) 1986-06-05
BR7608084A (pt) 1977-11-22
ES453959A1 (es) 1977-11-01
IL51008A (en) 1979-03-12
US4069662A (en) 1978-01-24
AU1985876A (en) 1978-06-01
IL51008A0 (en) 1977-01-31
DE2654300A1 (de) 1977-06-08
FR2333953A1 (fr) 1977-07-01
IN146515B (it) 1979-06-23
CA1079646A (en) 1980-06-17

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