DE2927760C2 - - Google Patents

Info

Publication number
DE2927760C2
DE2927760C2 DE2927760A DE2927760A DE2927760C2 DE 2927760 C2 DE2927760 C2 DE 2927760C2 DE 2927760 A DE2927760 A DE 2927760A DE 2927760 A DE2927760 A DE 2927760A DE 2927760 C2 DE2927760 C2 DE 2927760C2
Authority
DE
Germany
Prior art keywords
air
supply device
valve
air supply
piston
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
Application number
DE2927760A
Other languages
German (de)
English (en)
Other versions
DE2927760A1 (de
Inventor
Joseph Patrick Cincinnati Ohio Us Smith Jun.
Robert Lloyd Wyoming Ohio Us Mentzer
Dana Donald Middletown Ohio Us Freberg
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE2927760A1 publication Critical patent/DE2927760A1/de
Application granted granted Critical
Publication of DE2927760C2 publication Critical patent/DE2927760C2/de
Granted 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Valve Device For Special Equipments (AREA)
DE19792927760 1978-07-17 1979-07-10 Luftablasseinrichtung zum regulieren eines thermischen wachsens Granted DE2927760A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/925,353 US4230439A (en) 1978-07-17 1978-07-17 Air delivery system for regulating thermal growth

Publications (2)

Publication Number Publication Date
DE2927760A1 DE2927760A1 (de) 1980-01-31
DE2927760C2 true DE2927760C2 (OSRAM) 1987-05-27

Family

ID=25451607

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792927760 Granted DE2927760A1 (de) 1978-07-17 1979-07-10 Luftablasseinrichtung zum regulieren eines thermischen wachsens

Country Status (7)

Country Link
US (1) US4230439A (OSRAM)
JP (1) JPS5537594A (OSRAM)
CA (1) CA1119524A (OSRAM)
DE (1) DE2927760A1 (OSRAM)
FR (1) FR2431609B1 (OSRAM)
GB (1) GB2025537B (OSRAM)
IT (1) IT1125410B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4327376A1 (de) * 1993-08-14 1995-02-16 Abb Management Ag Verdichter sowie Verfahren zu dessen Betrieb

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4391290A (en) * 1980-10-23 1983-07-05 General Electric Company Altitude sensing control apparatus for a gas turbine engine
GB2108586B (en) * 1981-11-02 1985-08-07 United Technologies Corp Gas turbine engine active clearance control
US4525998A (en) * 1982-08-02 1985-07-02 United Technologies Corporation Clearance control for gas turbine engine
JPS5951105A (ja) * 1982-09-20 1984-03-24 Hitachi Ltd 蒸気タ−ビンの間隙制御方法
US4632635A (en) * 1984-12-24 1986-12-30 Allied Corporation Turbine blade clearance controller
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
US4928240A (en) * 1988-02-24 1990-05-22 General Electric Company Active clearance control
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
FR2652858B1 (fr) * 1989-10-11 1993-05-07 Snecma Stator de turbomachine associe a des moyens de deformation.
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
US20170074112A1 (en) * 2014-03-31 2017-03-16 United Technologies Corporation Active clearance control for gas turbine engine
EP3040518B1 (en) 2014-12-16 2017-04-26 Rolls-Royce plc Tip clearance control for turbine blades
EP3040519B1 (en) * 2014-12-16 2017-04-26 Rolls-Royce plc Tip clearance control for turbine blades
US20190078459A1 (en) * 2017-09-11 2019-03-14 United Technologies Corporation Active clearance control system for gas turbine engine with power turbine

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1090173A (en) * 1966-05-04 1967-11-08 Rolls Royce Gas turbine engine
US3391904A (en) * 1966-11-02 1968-07-09 United Aircraft Corp Optimum response tip seal
US3575528A (en) * 1968-10-28 1971-04-20 Gen Motors Corp Turbine rotor cooling
US3736069A (en) * 1968-10-28 1973-05-29 Gen Motors Corp Turbine stator cooling control
BE756582A (fr) * 1969-10-02 1971-03-01 Gen Electric Ecran circulaire et support d'ecran avec dispositif de reglage de la temperature pour turbomachine
US3584458A (en) * 1969-11-25 1971-06-15 Gen Motors Corp Turbine cooling
GB1248198A (en) 1970-02-06 1971-09-29 Rolls Royce Sealing device
FR2280791A1 (fr) * 1974-07-31 1976-02-27 Snecma Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine
US3966354A (en) * 1974-12-19 1976-06-29 General Electric Company Thermal actuated valve 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
US4102595A (en) * 1976-10-19 1978-07-25 General Electric Company Bleed valve control system
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4327376A1 (de) * 1993-08-14 1995-02-16 Abb Management Ag Verdichter sowie Verfahren zu dessen Betrieb

Also Published As

Publication number Publication date
FR2431609B1 (fr) 1986-07-11
GB2025537A (en) 1980-01-23
IT7923984A0 (it) 1979-06-29
IT1125410B (it) 1986-05-14
JPS5537594A (en) 1980-03-15
CA1119524A (en) 1982-03-09
FR2431609A1 (fr) 1980-02-15
GB2025537B (en) 1983-01-12
DE2927760A1 (de) 1980-01-31
JPS6316564B2 (OSRAM) 1988-04-09
US4230439A (en) 1980-10-28

Similar Documents

Publication Publication Date Title
DE2927781C2 (OSRAM)
DE2927760C2 (OSRAM)
DE69719579T2 (de) Rotorschaufelspitzenabdichtung einer Turbomaschine
DE2532415C2 (de) Vorrichtung zum selbsttätigen Regeln des Spiels zwischen den Spitzen der Rotorschaufeln einer Gasturbine und der gegenüberliegenden Wand eines Turbinengehäuses
DE3040594C2 (de) Spaltsteuervorrichtung für ein Turbinentriebwerk
DE69719588T2 (de) Kraftstoffzufuhrsystem für eine Gasturbine
DE2951963C2 (OSRAM)
DE2855157C2 (de) Spaltsteuereinrichtung für ein Gasturbinentriebwerk
DE3124782C2 (OSRAM)
DE102005032068A1 (de) Laufschaufelspielkontrolle
EP0093462B1 (de) Abgasturbolader mit verstellbarem Ringschieber
DE69109305T2 (de) Regelung des schaufelspritzenspiels für eine gasturbine.
DE2951962C2 (OSRAM)
EP0924388B1 (de) System zur Konstanthatung des Schaufelspitzenspiels bei einer Gasturbine
DE69805546T2 (de) Passives thermostatisches ventil zur kontrolle des spiels von turbinenschaufelspitzen
DE3909606C2 (de) Spaltsteueranordnung
DE3243279C2 (OSRAM)
DE2556519A1 (de) Thermisch betaetigtes ventil zur abstands- bzw. ausdehnungsspielsteuerung
DE69407539T2 (de) Turbomaschine mit System zur Heizung der Rotorscheiben in der Beschleunigungsphase
EP3371460B1 (de) Kühlmittelpumpe für den kfz-bereich
DE3206209A1 (de) "luftsteuervorrichtung fuer ein gasturbinentriebwerk
DE102005021096A1 (de) Verfahren zum Steuern der Abgastemperatur für Nachbehandlungssysteme eines Dieselmotors unter Verwendung einer Turbine mit veränderlicher Geometrie
DE2654525C1 (de) Stroemungsmaschine mit einer Regeleinrichtung zur Konstanthaltung des Radialspielraums zwischen den Rotorschaufelspitzen und der Statorkonstruktion
CH708441A2 (de) Systeme und Verfahren betreffend die axiale Positionierung von Turbinengehäusen und den Schaufelspitzenspalt in Gasturbinen.
CH702000B1 (de) Vorrichtung mit Wirbelkammern zur Spaltströmungssteuerung in einer Turbinenstufe.

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: VOIGT, R., DIPL.-ING., PAT.-ANW., 6232 BAD SODEN

8320 Willingness to grant licences declared (paragraph 23)