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IT1229147B - Sistema di controllo dei giochi, particolarmente per turbomotori a gas. - Google Patents

Sistema di controllo dei giochi, particolarmente per turbomotori a gas.

Info

Publication number
IT1229147B
IT1229147B IT8920046A IT2004689A IT1229147B IT 1229147 B IT1229147 B IT 1229147B IT 8920046 A IT8920046 A IT 8920046A IT 2004689 A IT2004689 A IT 2004689A IT 1229147 B IT1229147 B IT 1229147B
Authority
IT
Italy
Prior art keywords
control system
game control
gas turbo
turbo engines
engines
Prior art date
Application number
IT8920046A
Other languages
English (en)
Other versions
IT8920046A0 (it
Inventor
William Francis Mcgreehan
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8920046A0 publication Critical patent/IT8920046A0/it
Application granted granted Critical
Publication of IT1229147B publication Critical patent/IT1229147B/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

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)
IT8920046A 1988-04-07 1989-04-07 Sistema di controllo dei giochi, particolarmente per turbomotori a gas. IT1229147B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/178,734 US4893983A (en) 1988-04-07 1988-04-07 Clearance control system

Publications (2)

Publication Number Publication Date
IT8920046A0 IT8920046A0 (it) 1989-04-07
IT1229147B true IT1229147B (it) 1991-07-22

Family

ID=22653732

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8920046A IT1229147B (it) 1988-04-07 1989-04-07 Sistema di controllo dei giochi, particolarmente per turbomotori a gas.

Country Status (6)

Country Link
US (1) US4893983A (it)
JP (1) JP3083525B2 (it)
DE (1) DE3909577C2 (it)
FR (1) FR2629867B1 (it)
GB (1) GB2219348B (it)
IT (1) IT1229147B (it)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012420A (en) * 1988-03-31 1991-04-30 General Electric Company Active clearance control for gas turbine engine
FR2646466B1 (fr) * 1989-04-26 1991-07-05 Alsthom Gec Stator interne hp-mp unique de turbine a vapeur avec climatisation controlee
US5076050A (en) * 1989-06-23 1991-12-31 United Technologies Corporation Thermal clearance control method for gas turbine engine
US5088885A (en) * 1989-10-12 1992-02-18 United Technologies Corporation Method for protecting gas turbine engine seals
US5157914A (en) * 1990-12-27 1992-10-27 United Technologies Corporation Modulated gas turbine cooling air
US5224332A (en) * 1990-12-27 1993-07-06 Schwarz Frederick M Modulated gas turbine cooling air
US5205721A (en) * 1991-02-13 1993-04-27 Nu-Tech Industries, Inc. Split stator for motor/blood pump
US5147178A (en) * 1991-08-09 1992-09-15 Sundstrand Corp. Compressor shroud air bleed arrangement
US5351478A (en) * 1992-05-29 1994-10-04 General Electric Company Compressor casing assembly
FR2708669B1 (fr) * 1993-08-05 1995-09-08 Snecma Système de ventilation des disques et du stator de turbine d'un turboréacteur.
DE4411616C2 (de) * 1994-04-02 2003-04-17 Alstom Verfahren zum Betreiben einer Strömungsmaschine
EP0777818B1 (en) * 1994-08-24 1998-10-14 Westinghouse Electric Corporation Gas turbine blade with cooled platform
US5685693A (en) * 1995-03-31 1997-11-11 General Electric Co. Removable inner turbine shell with bucket tip clearance control
DE19756734A1 (de) * 1997-12-19 1999-06-24 Bmw Rolls Royce Gmbh Passives Spalthaltungssystem einer Gasturbine
US6439842B1 (en) 2000-03-29 2002-08-27 General Electric Company Gas turbine engine stator case
US6454529B1 (en) 2001-03-23 2002-09-24 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
US6853945B2 (en) * 2003-03-27 2005-02-08 General Electric Company Method of on-line monitoring of radial clearances in steam turbines
GB0411850D0 (en) * 2004-05-27 2004-06-30 Rolls Royce Plc Spacing arrangement
US7269955B2 (en) * 2004-08-25 2007-09-18 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
US7165937B2 (en) 2004-12-06 2007-01-23 General Electric Company Methods and apparatus for maintaining rotor assembly tip clearances
US7708518B2 (en) * 2005-06-23 2010-05-04 Siemens Energy, Inc. Turbine blade tip clearance control
FR2890685B1 (fr) * 2005-09-14 2007-12-14 Snecma Pilotage de jeu au sommet d'aubes de rotor de turbine haute pression dans une turbomachine
US7652489B2 (en) * 2005-12-06 2010-01-26 General Electric Company Multi-range clearance measurement system and method of operation
GB0609312D0 (en) * 2006-05-11 2006-06-21 Rolls Royce Plc Clearance Control Apparatus
CN100437015C (zh) * 2006-11-10 2008-11-26 东北电力大学 汽轮机通流间隙变化在线监测方法
US20090065064A1 (en) * 2007-08-02 2009-03-12 The University Of Notre Dame Du Lac Compressor tip gap flow control using plasma actuators
US8296037B2 (en) * 2008-06-20 2012-10-23 General Electric Company Method, system, and apparatus for reducing a turbine clearance
US20100290889A1 (en) * 2009-05-18 2010-11-18 General Electric Company Turbine wheelspace temperature control
FR2949808B1 (fr) * 2009-09-08 2011-09-09 Snecma Pilotage des jeux en sommet d'aubes dans une turbomachine
US8939715B2 (en) * 2010-03-22 2015-01-27 General Electric Company Active tip clearance control for shrouded gas turbine blades and related method
US8869538B2 (en) 2010-12-24 2014-10-28 Rolls-Royce North American Technologies, Inc. Gas turbine engine flow path member
US9458855B2 (en) * 2010-12-30 2016-10-04 Rolls-Royce North American Technologies Inc. Compressor tip clearance control and gas turbine engine
US9206744B2 (en) * 2012-09-07 2015-12-08 General Electric Company System and method for operating a gas turbine engine
EP2959109B1 (en) * 2013-02-19 2019-01-30 United Technologies Corporation Gas turbine engine with rotor disk bore heating
US10612383B2 (en) * 2016-01-27 2020-04-07 General Electric Company Compressor aft rotor rim cooling for high OPR (T3) engine
BE1024935B1 (fr) * 2017-01-26 2018-08-27 Safran Aero Boosters S.A. Compresseur avec virole interne segmentee pour turbomachine axiale

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Publication number Priority date Publication date Assignee Title
GB614106A (en) * 1945-07-19 1948-12-09 Sulzer Ag Improvements in or relating to gas turbine plants
GB811843A (en) * 1954-06-25 1959-04-15 Bailey Meters Controls Ltd Improved methods of and apparatus for the control of tubulous, forced-flow, once-through vapour generating units
CH410262A (de) * 1963-11-10 1966-03-31 Bbc Brown Boveri & Cie Verfahren und Vorrichtung zur Regelung kondensatfreier Zwischenkühlung verdichteter Gase
GB1302036A (it) * 1969-06-26 1973-01-04
US3647313A (en) * 1970-06-01 1972-03-07 Gen Electric Gas turbine engines with compressor rotor cooling
US3742706A (en) * 1971-12-20 1973-07-03 Gen Electric Dual flow cooled turbine arrangement for gas turbine engines
US3844110A (en) * 1973-02-26 1974-10-29 Gen Electric Gas turbine engine internal lubricant sump venting and pressurization system
FR2280791A1 (fr) * 1974-07-31 1976-02-27 Snecma Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine
US4069662A (en) * 1975-12-05 1978-01-24 United Technologies Corporation Clearance control for gas turbine engine
DE2633291C3 (de) * 1976-07-23 1981-05-14 Kraftwerk Union AG, 4330 Mülheim Gasturbinenanlage mit Kühlung durch zwei unabhängige Kühlluftströme
US4117669A (en) * 1977-03-04 1978-10-03 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Apparatus and method for reducing thermal stress in a turbine rotor
US4213738A (en) * 1978-02-21 1980-07-22 General Motors Corporation Cooling air control valve
US4242042A (en) * 1978-05-16 1980-12-30 United Technologies Corporation Temperature control of engine case for clearance control
US4230436A (en) * 1978-07-17 1980-10-28 General Electric Company Rotor/shroud clearance control system
US4217755A (en) * 1978-12-04 1980-08-19 General Motors Corporation Cooling air control valve
DE2909675C3 (de) * 1979-03-12 1981-11-19 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Verfahren zur kondensatfreien Zwischenkühlung verdichteter Gase
US4268221A (en) * 1979-03-28 1981-05-19 United Technologies Corporation Compressor structure adapted for active 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
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
US4487016A (en) * 1980-10-01 1984-12-11 United Technologies Corporation Modulated clearance control for an axial flow rotary machine
FR2514408B1 (fr) * 1981-10-14 1985-11-08 Snecma Dispositif pour controler les dilatations et les contraintes thermiques dans un disque de turbine a gaz
US4576547A (en) * 1983-11-03 1986-03-18 United Technologies Corporation Active clearance control
US4648241A (en) * 1983-11-03 1987-03-10 United Technologies Corporation Active clearance control
US4581887A (en) * 1984-10-19 1986-04-15 The United States Of America As Represented By The Secretary Of The Army Pulsation valve
US4645416A (en) * 1984-11-01 1987-02-24 United Technologies Corporation Valve and manifold for compressor bore heating
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
US4696156A (en) * 1986-06-03 1987-09-29 United Technologies Corporation Fuel and oil heat management system for a gas turbine engine
US4815272A (en) * 1987-05-05 1989-03-28 United Technologies Corporation Turbine cooling and thermal control

Also Published As

Publication number Publication date
DE3909577A1 (de) 1989-10-19
FR2629867B1 (fr) 1994-05-27
US4893983A (en) 1990-01-16
GB2219348A (en) 1989-12-06
GB2219348B (en) 1992-10-21
IT8920046A0 (it) 1989-04-07
JP3083525B2 (ja) 2000-09-04
GB8907783D0 (en) 1989-05-17
FR2629867A1 (fr) 1989-10-13
DE3909577C2 (de) 1999-02-25
JPH01315626A (ja) 1989-12-20

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950426