TW200716851A - Sacrifical inner shroud liners for gas turbine engines - Google Patents

Sacrifical inner shroud liners for gas turbine engines

Info

Publication number
TW200716851A
TW200716851A TW095132421A TW95132421A TW200716851A TW 200716851 A TW200716851 A TW 200716851A TW 095132421 A TW095132421 A TW 095132421A TW 95132421 A TW95132421 A TW 95132421A TW 200716851 A TW200716851 A TW 200716851A
Authority
TW
Taiwan
Prior art keywords
pair
gas turbine
pockets
sacrifical
turbine engines
Prior art date
Application number
TW095132421A
Other languages
English (en)
Inventor
William C Lytle
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
Publication of TW200716851A publication Critical patent/TW200716851A/zh

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20Actively adjusting tip-clearance
    • F01D11/22Actively adjusting tip-clearance by mechanically actuating the stator or rotor components, e.g. moving shroud sections relative to the rotor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00Regulating or controlling by varying flow
    • F01D17/10Final actuators
    • F01D17/12Final actuators arranged in stator parts
    • F01D17/14Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162Final 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02CGAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28Arrangement of seals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/54Fluid-guiding means, e.g. diffusers
    • F04D29/56Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00Materials; Properties thereof
    • F05D2300/20Oxide or non-oxide ceramics
    • F05D2300/22Non-oxide ceramics
    • F05D2300/224Carbon, e.g. graphite
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00Materials; Properties thereof
    • F05D2300/50Intrinsic material properties or characteristics
    • F05D2300/509Self lubricating materials; Solid lubricants
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/60Efficient propulsion technologies, e.g. for aircraft
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49316Impeller making
    • Y10T29/4932Turbomachine making
    • Y10T29/49323Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
TW095132421A 2005-09-02 2006-09-01 Sacrifical inner shroud liners for gas turbine engines TW200716851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/219,177 US7510369B2 (en) 2005-09-02 2005-09-02 Sacrificial inner shroud liners for gas turbine engines

Publications (1)

Publication Number Publication Date
TW200716851A true TW200716851A (en) 2007-05-01

Family

ID=37434055

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095132421A TW200716851A (en) 2005-09-02 2006-09-01 Sacrifical inner shroud liners for gas turbine engines

Country Status (9)

Country Link
US (1) US7510369B2 (zh)
EP (1) EP1760272B1 (zh)
JP (1) JP5080044B2 (zh)
KR (1) KR101263021B1 (zh)
CN (1) CN1952410A (zh)
IL (1) IL177834A0 (zh)
MX (1) MXPA06010052A (zh)
SG (1) SG130185A1 (zh)
TW (1) TW200716851A (zh)

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* Cited by examiner, † Cited by third party
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DE102005040574A1 (de) * 2005-08-26 2007-03-15 Rolls-Royce Deutschland Ltd & Co Kg Spaltkontrollvorrichtung für eine Gasturbine
US8672606B2 (en) * 2006-06-30 2014-03-18 Solar Turbines Inc. Gas turbine engine and system for servicing a gas turbine engine
DE102007015669A1 (de) * 2007-03-31 2008-10-02 Mtu Aero Engines Gmbh Turbomaschine
US20090000101A1 (en) * 2007-06-29 2009-01-01 United Technologies Corp. Methods for Repairing Gas Turbine Engines
US8500394B2 (en) * 2008-02-20 2013-08-06 United Technologies Corporation Single channel inner diameter shroud with lightweight inner core
US8770930B2 (en) * 2011-02-09 2014-07-08 Siemens Energy, Inc. Joining mechanism and method for interlocking modular turbine engine component with a split ring
EP2520769A1 (de) * 2011-05-02 2012-11-07 MTU Aero Engines GmbH Innenring zur Bildung eines Leitschaufelkranzes, Leitschaufelkranz und Strömungsmaschine
US8915703B2 (en) * 2011-07-28 2014-12-23 United Technologies Corporation Internally actuated inlet guide vane for fan section
US9051849B2 (en) 2012-02-13 2015-06-09 United Technologies Corporation Anti-rotation stator segments
US9650905B2 (en) * 2012-08-28 2017-05-16 United Technologies Corporation Singlet vane cluster assembly
US9528376B2 (en) 2012-09-13 2016-12-27 General Electric Company Compressor fairing segment
EP2725200B1 (de) * 2012-10-25 2018-06-06 MTU Aero Engines AG Leitschaufelkranz und Strömungsmaschine
US10125789B2 (en) 2013-02-15 2018-11-13 United Technologies Corporation Bushing arranged between a body and a shaft, and connected to the body
EP2964532B1 (en) 2013-03-07 2019-05-22 Rolls-Royce Corporation Gas turbine engine access panel
US10233941B2 (en) 2013-07-12 2019-03-19 United Technologies Corporation Plastic variable inlet guide vane
FR3009335B1 (fr) * 2013-07-30 2015-09-04 Snecma Dispositif de guidage d'aubes de redresseur a angle de calage variable de turbomachine
WO2015031058A1 (en) 2013-08-28 2015-03-05 United Technologies Corporation Variable vane bushing
WO2015077011A1 (en) 2013-11-19 2015-05-28 United Technologies Corporation Multi-element inner shroud extension for a turbo-machine
FR3014152B1 (fr) * 2013-11-29 2015-12-25 Snecma Dispositif de guidage d'aubes de redresseur a angle de calage variable de turbomachine et procede d'assemblage d'un tel dispositif
DE102014223975A1 (de) * 2014-11-25 2016-05-25 MTU Aero Engines AG Leitschaufelkranz und Strömungsmaschine
EP3176385B1 (de) * 2015-12-04 2022-01-26 MTU Aero Engines AG Leitschaufelkranzgehäuse für eine strömungsmaschine und strömungsmaschine mit leitschaufelkranzgehäuse
EP3176384B1 (de) * 2015-12-04 2023-07-12 MTU Aero Engines AG Innenring, zugehöriger innenringsektor, leitschaufelkranz und strömungsmaschine
DE102016215807A1 (de) * 2016-08-23 2018-03-01 MTU Aero Engines AG Innenring für einen Leitschaufelkranz einer Strömungsmaschine
US10502091B2 (en) * 2016-12-12 2019-12-10 United Technologies Corporation Sync ring assembly and associated clevis including a rib
DE102017109952A1 (de) * 2017-05-09 2018-11-15 Rolls-Royce Deutschland Ltd & Co Kg Rotorvorrichtung einer Strömungsmaschine
DE102017209682A1 (de) * 2017-06-08 2018-12-13 MTU Aero Engines AG Axial geteilter Turbomaschinen-Innenring
US10526911B2 (en) * 2017-06-22 2020-01-07 United Technologies Corporation Split synchronization ring for variable vane assembly
BE1026411B1 (fr) * 2018-06-21 2020-01-30 Safran Aero Boosters Sa Virole extérieure de turbomachine
DE102018210601A1 (de) * 2018-06-28 2020-01-02 MTU Aero Engines AG Segmentring zur montage in einer strömungsmaschine
US11346235B2 (en) 2019-06-04 2022-05-31 Raytheon Technologies Corporation Bushing for variable vane in a gas turbine engine
US20210310367A1 (en) * 2020-04-07 2021-10-07 Roller Bearing Company Of America, Inc. Bushing for a variable stator vane assembly
KR102343928B1 (ko) * 2020-09-14 2021-12-24 두산중공업 주식회사 압축기 베인 슈라우드 조립체 및 이를 포함하는 가스 터빈
DE102021129534A1 (de) * 2021-11-12 2023-05-17 MTU Aero Engines AG Leitschaufelanordnung einer Strömungsmaschine und Verfahren zur Montage einer Leitschaufelanordnung

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Publication number Priority date Publication date Assignee Title
FR2582720B1 (fr) * 1985-05-29 1989-06-02 Snecma Procede de realisation de pivot d'aube de turbomachine et aube de stator le comportant
US4792277A (en) * 1987-07-08 1988-12-20 United Technologies Corporation Split shroud compressor
US4834613A (en) * 1988-02-26 1989-05-30 United Technologies Corporation Radially constrained variable vane shroud
US6086327A (en) 1999-01-20 2000-07-11 Mack Plastics Corporation Bushing for a jet engine vane
FR2824593B1 (fr) * 2001-05-10 2003-07-18 Snecma Moteurs Agencement de support de pivots d'aubes de stator a deux parties d'anneau liees par un element interne
DE10161292A1 (de) * 2001-12-13 2003-06-26 Rolls Royce Deutschland Lagerring zur Lagerung von Schaufelfüßen von verstellbaren Statorschaufeln im Hochdruckverdichter einer Gasturbine
DE10225679A1 (de) * 2002-06-10 2003-12-18 Rolls Royce Deutschland Lagerring zur Lagerung von Schaufelfüßen von verstellbaren Statorschaufeln im Hochdruckverdichter einer Gasturbine
US20050084190A1 (en) 2003-10-15 2005-04-21 Brooks Robert T. Variable vane electro-graphitic bushing

Also Published As

Publication number Publication date
EP1760272A3 (en) 2013-09-18
KR20070026230A (ko) 2007-03-08
IL177834A0 (en) 2006-12-31
CN1952410A (zh) 2007-04-25
JP2007071205A (ja) 2007-03-22
US20070237631A1 (en) 2007-10-11
EP1760272A2 (en) 2007-03-07
US7510369B2 (en) 2009-03-31
KR101263021B1 (ko) 2013-05-09
JP5080044B2 (ja) 2012-11-21
EP1760272B1 (en) 2017-10-18
MXPA06010052A (es) 2007-03-21
SG130185A1 (en) 2007-03-20

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