EP0741247A3 - Anneau de commande - Google Patents

Anneau de commande Download PDF

Info

Publication number
EP0741247A3
EP0741247A3 EP96106866A EP96106866A EP0741247A3 EP 0741247 A3 EP0741247 A3 EP 0741247A3 EP 96106866 A EP96106866 A EP 96106866A EP 96106866 A EP96106866 A EP 96106866A EP 0741247 A3 EP0741247 A3 EP 0741247A3
Authority
EP
European Patent Office
Prior art keywords
compressor
bearing points
ring segments
ring
temperature
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.)
Granted
Application number
EP96106866A
Other languages
German (de)
English (en)
Other versions
EP0741247B1 (fr
EP0741247A2 (fr
Inventor
Frank Kocian
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.)
Deutsches Zentrum fuer Luft und Raumfahrt eV
Original Assignee
Deutsches Zentrum fuer Luft und Raumfahrt eV
Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR
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 Deutsches Zentrum fuer Luft und Raumfahrt eV, Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR filed Critical Deutsches Zentrum fuer Luft und Raumfahrt eV
Publication of EP0741247A2 publication Critical patent/EP0741247A2/fr
Publication of EP0741247A3 publication Critical patent/EP0741247A3/fr
Application granted granted Critical
Publication of EP0741247B1 publication Critical patent/EP0741247B1/fr
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
    • 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
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/21—Utilizing thermal characteristic, e.g., expansion or contraction, etc.
    • Y10T403/217—Members having different coefficients of expansion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
EP96106866A 1995-05-04 1996-05-01 Anneau de commande Expired - Lifetime EP0741247B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19516382A DE19516382A1 (de) 1995-05-04 1995-05-04 Verstellring
DE19516382 1995-05-04

Publications (3)

Publication Number Publication Date
EP0741247A2 EP0741247A2 (fr) 1996-11-06
EP0741247A3 true EP0741247A3 (fr) 1998-05-20
EP0741247B1 EP0741247B1 (fr) 2003-02-26

Family

ID=7761078

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96106866A Expired - Lifetime EP0741247B1 (fr) 1995-05-04 1996-05-01 Anneau de commande

Country Status (4)

Country Link
US (1) US5700129A (fr)
EP (1) EP0741247B1 (fr)
JP (1) JP2703750B2 (fr)
DE (2) DE19516382A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6240727B1 (en) * 2000-04-27 2001-06-05 The United States Of America As Represented By The Secretary Of The Navy Manufacture of Nitinol rings for thermally responsive control of casing latch
EP1512832A1 (fr) * 2003-09-02 2005-03-09 Alstom Technology Ltd Méthode de fabrication d'un rotor de turbine avec étage régulateur
DE10351202A1 (de) * 2003-11-03 2005-06-02 Mtu Aero Engines Gmbh Vorrichtung zum Verstellen von Leitschaufeln
FR2879687B1 (fr) * 2004-12-16 2007-04-20 Snecma Moteurs Sa Turbomachine a stator comportant un etage d'aubes de redresseur actionnees par une couronne rotative deplacee par des moyens moteurs electriques
FR2882578B1 (fr) * 2005-02-25 2007-05-25 Snecma Moteurs Sa Dispositif de reglage du centrage d'un anneau de synchronisation de commande d'aubes pivotantes de turbomachine
FR2882577A1 (fr) * 2005-02-25 2006-09-01 Snecma Moteurs Sa Dispositif de reglage du centrage d'un anneau de synchronisation de commande d'aubes pivotantes de turbomachine
US8092157B2 (en) * 2007-12-19 2012-01-10 United Technologies Corporation Variable turbine vane actuation mechanism having a bumper ring
EP2107217A1 (fr) 2008-03-31 2009-10-07 Siemens Aktiengesellschaft Ensemble d'anneau de commande pour boîtier de compresseur axial
DE102008033560A1 (de) * 2008-07-17 2010-01-21 Rolls-Royce Deutschland Ltd & Co Kg Gasturbinentriebwerk mit verstellbaren Leitschaufeln
US8414248B2 (en) 2008-12-30 2013-04-09 Rolls-Royce Corporation Variable geometry vane
GB2467153B (en) * 2009-01-26 2010-12-08 Rolls Royce Plc A variable assembly
US8864450B2 (en) * 2011-02-01 2014-10-21 United Technologies Corporation Gas turbine engine synchronizing ring bumper
US20140064912A1 (en) * 2012-08-29 2014-03-06 General Electric Company Systems and Methods to Control Variable Stator Vanes in Gas Turbine Engines
US9932851B2 (en) 2013-12-30 2018-04-03 Rolls-Royce North American Technologies, Inc. Active synchronizing ring
DE102016122639A1 (de) * 2016-11-23 2018-05-24 Rolls-Royce Deutschland Ltd & Co Kg Leitschaufelbaugruppe mit Ausgleichseinrichtung
FR3063779B1 (fr) * 2017-03-07 2022-11-04 Safran Aircraft Engines Anneau de commande de calage d'un etage d'aube d'un stator
CN107023511A (zh) * 2017-05-19 2017-08-08 象州县科学技术情报研究所 一种叶片可调式离心风机叶轮
DE102017124339B4 (de) 2017-10-18 2023-03-02 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verstellring, Verdichter und Verfahren zum Betreiben eines Verstellrings
FR3082562B1 (fr) 2018-06-19 2020-06-12 Safran Aircraft Engines Anneau de commande de portes de decharge pour une turbomachine d'aeronef et turbomachine le comportant
CN109129250B (zh) * 2018-10-18 2020-05-19 北京动力机械研究所 一种涡轮发动机导向器流通能力调节工装
US11255214B2 (en) * 2019-11-04 2022-02-22 Raytheon Technologies Corporation Negative thermal expansion compressor case for improved tip clearance
JP7431640B2 (ja) * 2020-03-31 2024-02-15 川崎重工業株式会社 ガスタービンエンジンのユニゾンリング

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035101A (en) * 1976-03-24 1977-07-12 Westinghouse Electric Corporation Gas turbine nozzle vane adjusting mechanism
JPS5915605A (ja) * 1982-07-15 1984-01-26 Toshiba Corp ガスタ−ビン
US4565492A (en) * 1983-07-07 1986-01-21 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Sealing device for turbine blades of a turbojet engine
DE4216033A1 (de) * 1992-03-12 1993-09-16 Bmw Rolls Royce Gmbh Leitschaufel-verstellvorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970808A (en) * 1957-10-30 1961-02-07 Westinghouse Electric Corp Bimetallic shroud structure for rotor blades
US3685920A (en) * 1971-02-01 1972-08-22 Gen Electric Actuation ring for variable geometry compressors or gas turbine engines
US4786232A (en) * 1981-04-10 1988-11-22 Caterpillar Inc. Floating expansion control ring
GB2206381B (en) * 1987-06-30 1991-10-09 Rolls Royce Plc A variable stator vane arrangement for a compressor
US4925364A (en) * 1988-12-21 1990-05-15 United Technologies Corporation Adjustable spacer
US5004402A (en) * 1989-09-05 1991-04-02 United Technologies Corporation Axial compressor stator construction
US5447411A (en) * 1993-06-10 1995-09-05 Martin Marietta Corporation Light weight fan blade containment system
US5516257A (en) * 1994-04-28 1996-05-14 United Technologies Corporation Aircraft fan containment structure restraint

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035101A (en) * 1976-03-24 1977-07-12 Westinghouse Electric Corporation Gas turbine nozzle vane adjusting mechanism
JPS5915605A (ja) * 1982-07-15 1984-01-26 Toshiba Corp ガスタ−ビン
US4565492A (en) * 1983-07-07 1986-01-21 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Sealing device for turbine blades of a turbojet engine
DE4216033A1 (de) * 1992-03-12 1993-09-16 Bmw Rolls Royce Gmbh Leitschaufel-verstellvorrichtung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 008, no. 104 (M - 296) 16 May 1984 (1984-05-16) *

Also Published As

Publication number Publication date
DE59610160D1 (de) 2003-04-03
JPH08312593A (ja) 1996-11-26
JP2703750B2 (ja) 1998-01-26
EP0741247B1 (fr) 2003-02-26
EP0741247A2 (fr) 1996-11-06
US5700129A (en) 1997-12-23
DE19516382A1 (de) 1996-11-07

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