EP2388436A3 - Vane actuation system for a turbomachine - Google Patents

Vane actuation system for a turbomachine Download PDF

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Publication number
EP2388436A3
EP2388436A3 EP11165895.1A EP11165895A EP2388436A3 EP 2388436 A3 EP2388436 A3 EP 2388436A3 EP 11165895 A EP11165895 A EP 11165895A EP 2388436 A3 EP2388436 A3 EP 2388436A3
Authority
EP
European Patent Office
Prior art keywords
turbomachine
actuation system
vane actuation
pivot axis
edge
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.)
Withdrawn
Application number
EP11165895.1A
Other languages
German (de)
French (fr)
Other versions
EP2388436A2 (en
Inventor
Erwin Bayer
Sven Hiller
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.)
MTU Aero Engines AG
Original Assignee
MTU Aero Engines GmbH
MTU Aero Engines AG
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 MTU Aero Engines GmbH, MTU Aero Engines AG filed Critical MTU Aero Engines GmbH
Publication of EP2388436A2 publication Critical patent/EP2388436A2/en
Publication of EP2388436A3 publication Critical patent/EP2388436A3/en
Withdrawn legal-status Critical Current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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/148—Blades with variable camber, e.g. by ejection of fluid
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Turbines (AREA)
  • Supercharger (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Die vorliegende Erfindung schafft eine Verstellleitschaufel (6) für eine Turbomaschine (1), mit: einer Vorderkante (7) und einer relativ zu der Vorderkante (7) um eine Schwenkachse (9) schwenkbaren Hinterkante (8), wobei die Schwenkachse (9) bezüglich der Vorderkante (7) schräg angeordnet ist.

Figure imgaf001
The present invention provides a variable displacement vane (6) for a turbomachine (1), comprising: a leading edge (7) and a trailing edge (8) pivotable about a pivot axis (9) relative to the leading edge (7), the pivot axis (9) with respect to the front edge (7) is arranged obliquely.
Figure imgaf001
EP11165895.1A 2010-05-21 2011-05-12 Vane actuation system for a turbomachine Withdrawn EP2388436A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010021145 DE102010021145A1 (en) 2010-05-21 2010-05-21 Adjustable guide vane and turbomachine

Publications (2)

Publication Number Publication Date
EP2388436A2 EP2388436A2 (en) 2011-11-23
EP2388436A3 true EP2388436A3 (en) 2013-05-08

Family

ID=44062427

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11165895.1A Withdrawn EP2388436A3 (en) 2010-05-21 2011-05-12 Vane actuation system for a turbomachine

Country Status (2)

Country Link
EP (1) EP2388436A3 (en)
DE (1) DE102010021145A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2905425B1 (en) 2014-02-06 2019-07-10 United Technologies Corporation Variable vane and seal arrangement
CN107237711B (en) * 2017-07-20 2019-11-08 三峡大学 A kind of parent population profile shaft flow water turbine
CN111828230B (en) * 2020-07-03 2021-08-10 温州职业技术学院 Hydropower station power generation device with flow automatic allocation system
US11692448B1 (en) 2022-03-04 2023-07-04 General Electric Company Passive valve assembly for a nozzle of a gas turbine engine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1041739B (en) * 1955-06-17 1958-10-23 Schweizerische Lokomotiv Adjustable guide vane ring for axial turbo machines, especially axial gas turbines
US3392958A (en) * 1966-06-03 1968-07-16 Rover Co Ltd Adjustable nozzle guide vane assembly for an axial flow turbine
US3990810A (en) * 1975-12-23 1976-11-09 Westinghouse Electric Corporation Vane assembly for close coupling the compressor turbine and a single stage power turbine of a two-shaped gas turbine
US4172361A (en) * 1976-09-24 1979-10-30 Kronogard Sven Olof Gas turbine stator structure
US5207558A (en) * 1991-10-30 1993-05-04 The United States Of America As Represented By The Secretary Of The Air Force Thermally actuated vane flow control
EP0924389A2 (en) * 1997-12-18 1999-06-23 United Technologies Corporation Variable inlet guide vane for a gas turbine engine
US20030161724A1 (en) * 2002-02-28 2003-08-28 Joseph Capozzi Methods and apparatus for varying gas turbine engine inlet air flow
EP2055903A2 (en) * 2007-10-15 2009-05-06 United Technologies Corporation Variable vane assembly for a gas turbine engine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB774501A (en) * 1953-10-15 1957-05-08 Power Jets Res & Dev Ltd A stator guide vane construction for elastic fluid turbines
US3059902A (en) * 1961-07-03 1962-10-23 Chrysler Corp Adjustable nozzle and intermediate inner shroud support
US3237918A (en) * 1963-08-30 1966-03-01 Gen Electric Variable stator vanes
FR2714109B1 (en) * 1993-12-22 1996-01-19 Snecma Variable camber turbomachine blade.

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1041739B (en) * 1955-06-17 1958-10-23 Schweizerische Lokomotiv Adjustable guide vane ring for axial turbo machines, especially axial gas turbines
US3392958A (en) * 1966-06-03 1968-07-16 Rover Co Ltd Adjustable nozzle guide vane assembly for an axial flow turbine
US3990810A (en) * 1975-12-23 1976-11-09 Westinghouse Electric Corporation Vane assembly for close coupling the compressor turbine and a single stage power turbine of a two-shaped gas turbine
US4172361A (en) * 1976-09-24 1979-10-30 Kronogard Sven Olof Gas turbine stator structure
US5207558A (en) * 1991-10-30 1993-05-04 The United States Of America As Represented By The Secretary Of The Air Force Thermally actuated vane flow control
EP0924389A2 (en) * 1997-12-18 1999-06-23 United Technologies Corporation Variable inlet guide vane for a gas turbine engine
US20030161724A1 (en) * 2002-02-28 2003-08-28 Joseph Capozzi Methods and apparatus for varying gas turbine engine inlet air flow
EP2055903A2 (en) * 2007-10-15 2009-05-06 United Technologies Corporation Variable vane assembly for a gas turbine engine

Also Published As

Publication number Publication date
DE102010021145A1 (en) 2011-11-24
EP2388436A2 (en) 2011-11-23

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