DE69838201D1 - Einteiliger Blisk einer Gasturbine - Google Patents

Einteiliger Blisk einer Gasturbine

Info

Publication number
DE69838201D1
DE69838201D1 DE69838201T DE69838201T DE69838201D1 DE 69838201 D1 DE69838201 D1 DE 69838201D1 DE 69838201 T DE69838201 T DE 69838201T DE 69838201 T DE69838201 T DE 69838201T DE 69838201 D1 DE69838201 D1 DE 69838201D1
Authority
DE
Germany
Prior art keywords
gas turbine
piece blisk
blisk
piece
turbine
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 - Lifetime
Application number
DE69838201T
Other languages
English (en)
Other versions
DE69838201T2 (de
Inventor
Bruce Clark Busbey
Michael Dewayne Toye
David William Crall
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
Application granted granted Critical
Publication of DE69838201D1 publication Critical patent/DE69838201D1/de
Publication of DE69838201T2 publication Critical patent/DE69838201T2/de
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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/34—Rotor-blade aggregates of unitary construction, e.g. formed of sheet laminae
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Ceramic Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69838201T 1997-09-08 1998-07-10 Einteiliger Blisk einer Gasturbine Expired - Lifetime DE69838201T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US925345 1986-10-31
US08/925,345 US5988980A (en) 1997-09-08 1997-09-08 Blade assembly with splitter shroud

Publications (2)

Publication Number Publication Date
DE69838201D1 true DE69838201D1 (de) 2007-09-20
DE69838201T2 DE69838201T2 (de) 2008-05-08

Family

ID=25451593

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69838201T Expired - Lifetime DE69838201T2 (de) 1997-09-08 1998-07-10 Einteiliger Blisk einer Gasturbine

Country Status (4)

Country Link
US (1) US5988980A (de)
EP (1) EP0900920B1 (de)
JP (1) JP4368435B2 (de)
DE (1) DE69838201T2 (de)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19941134C1 (de) * 1999-08-30 2000-12-28 Mtu Muenchen Gmbh Schaufelkranz für eine Gasturbine
US6511294B1 (en) * 1999-09-23 2003-01-28 General Electric Company Reduced-stress compressor blisk flowpath
US6454535B1 (en) 2000-10-31 2002-09-24 General Electric Company Blisk
GB0119608D0 (en) * 2001-08-11 2001-10-03 Rolls Royce Plc A guide vane assembly
MY140707A (en) * 2002-02-28 2010-01-15 Mitsubishi Tanabe Pharma Corp Process for preparing a phenylalanine derivative and intermediates thereof
US7121803B2 (en) * 2002-12-26 2006-10-17 General Electric Company Compressor blade with dovetail slotted to reduce stress on the airfoil leading edge
US6902376B2 (en) * 2002-12-26 2005-06-07 General Electric Company Compressor blade with dovetail slotted to reduce stress on the airfoil leading edge
US6761536B1 (en) * 2003-01-31 2004-07-13 Power Systems Mfg, Llc Turbine blade platform trailing edge undercut
US6901739B2 (en) * 2003-10-07 2005-06-07 General Electric Company Gas turbine engine with variable pressure ratio fan system
EP1607612B1 (de) * 2004-05-28 2009-03-04 Rolls-Royce Plc Gasturbine
CN100362225C (zh) * 2005-06-30 2008-01-16 北京航空航天大学 微型单叶轮涡轮风扇发动机
US7603839B2 (en) * 2005-12-22 2009-10-20 Pratt & Whitney Canada Corp. Scavenge pump system and method
US7578655B1 (en) * 2006-05-20 2009-08-25 Florida Turbine Technologies, Inc. Composite gas turbine fan blade
US7758303B1 (en) * 2006-07-31 2010-07-20 General Electric Company FLADE fan with different inner and outer airfoil stagger angles at a shroud therebetween
US7594799B2 (en) * 2006-09-13 2009-09-29 General Electric Company Undercut fillet radius for blade dovetails
US7758311B2 (en) * 2006-10-12 2010-07-20 General Electric Company Part span shrouded fan blisk
US8333559B2 (en) * 2007-04-03 2012-12-18 Carrier Corporation Outlet guide vanes for axial flow fans
US8459035B2 (en) 2007-07-27 2013-06-11 United Technologies Corporation Gas turbine engine with low fan pressure ratio
US8347633B2 (en) 2007-07-27 2013-01-08 United Technologies Corporation Gas turbine engine with variable geometry fan exit guide vane system
US8141366B2 (en) * 2008-08-19 2012-03-27 United Technologies Corporation Gas turbine engine with variable area fan nozzle
US8485784B2 (en) * 2009-07-14 2013-07-16 General Electric Company Turbine bucket lockwire rotation prevention
US20110167791A1 (en) * 2009-09-25 2011-07-14 James Edward Johnson Convertible fan engine
US20110167792A1 (en) * 2009-09-25 2011-07-14 James Edward Johnson Adaptive engine
US8435006B2 (en) * 2009-09-30 2013-05-07 Rolls-Royce Corporation Fan
US20110120083A1 (en) * 2009-11-20 2011-05-26 Rollin George Giffin Gas turbine engine with outer fans
US8695324B2 (en) * 2009-11-20 2014-04-15 General Electric Co. Multistage tip fan
US20110120078A1 (en) * 2009-11-24 2011-05-26 Schwark Jr Fred W Variable area fan nozzle track
US8443586B2 (en) * 2009-11-24 2013-05-21 United Technologies Corporation Variable area fan nozzle bearing track
US8777554B2 (en) * 2009-12-21 2014-07-15 General Electric Company Intermediate fan stage
US20110150627A1 (en) * 2009-12-21 2011-06-23 John Lewis Baughman Method of operating a fan system
CA2724610C (en) * 2009-12-21 2018-01-23 General Electric Company Intermediate fan stage
US8459943B2 (en) * 2010-03-10 2013-06-11 United Technologies Corporation Gas turbine engine rotor sections held together by tie shaft, and with blade rim undercut
CN103080172A (zh) 2010-06-22 2013-05-01 拜耳知识产权有限责任公司 片状亲水性脂肪族聚氨酯泡沫体的制备方法
PL217698B1 (pl) * 2010-07-28 2014-08-29 Gen Electric Sposób naprawiania metalowego elementu składowego turbiny i metalowy element składowy turbiny
US9297311B2 (en) * 2011-03-22 2016-03-29 Alstom Technology Ltd Gas turbine power plant with flue gas recirculation and oxygen-depleted cooling gas
US8998588B2 (en) * 2011-08-18 2015-04-07 General Electric Company Segmented fan assembly
GB201220972D0 (en) 2012-11-22 2013-01-02 Rolls Royce Deutschland Aeroengine sealing arrangement
US11156090B2 (en) 2013-03-14 2021-10-26 Raytheon Technologies Corporation Low speed fan for gas turbine engines
WO2014151673A1 (en) 2013-03-15 2014-09-25 United Technologies Corporation Aerodynamic track fairing for a gas turbine engine fan nacelle
WO2014168743A1 (en) * 2013-04-12 2014-10-16 United Technologies Corporation Integrally bladed rotor
CA2925842A1 (en) * 2013-10-03 2015-04-09 Franco Tosi Meccanica S.P.A. Rotor stage of axial turbine with improved chord/pitch ratio
WO2015077011A1 (en) 2013-11-19 2015-05-28 United Technologies Corporation Multi-element inner shroud extension for a turbo-machine
WO2016189712A1 (ja) * 2015-05-27 2016-12-01 株式会社Ihi ジェットエンジン
US10280872B2 (en) * 2015-08-27 2019-05-07 Rolls-Royce North American Technologies Inc. System and method for a fluidic barrier from the upstream splitter
US10563593B2 (en) * 2016-01-04 2020-02-18 Rolls-Royce North American Technologies, Inc. System and method of transferring power in a gas turbine engine
FR3048015B1 (fr) * 2016-02-19 2020-03-06 Safran Aircraft Engines Aube de turbomachine, comprenant un pied aux concentrations de contrainte reduites
US10563516B2 (en) * 2016-07-06 2020-02-18 General Electric Company Turbine engine and method of assembling
US11085309B2 (en) 2017-09-22 2021-08-10 General Electric Company Outer drum rotor assembly
US11401862B2 (en) * 2018-07-23 2022-08-02 Raytheon Technologies Corporation Stator configuration for gas turbine engine
US10920617B2 (en) 2018-08-17 2021-02-16 Raytheon Technologies Corporation Gas turbine engine seal ring assembly
US11149651B2 (en) 2019-08-07 2021-10-19 Raytheon Technologies Corporation Seal ring assembly for a gas turbine engine
US11060406B2 (en) * 2019-10-11 2021-07-13 Pratt & Whitney Canada Corp. Rotor for gas turbine engine
US11149552B2 (en) * 2019-12-13 2021-10-19 General Electric Company Shroud for splitter and rotor airfoils of a fan for a gas turbine engine
US11428160B2 (en) 2020-12-31 2022-08-30 General Electric Company Gas turbine engine with interdigitated turbine and gear assembly

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1544318A (en) * 1923-09-12 1925-06-30 Westinghouse Electric & Mfg Co Turbine-blade lashing
US2007408A (en) * 1932-03-26 1935-07-09 C S Engineering Co Turbine
GB585331A (en) * 1941-04-15 1947-02-05 Alan Arnold Griffith Improvements in or relating to internal-combustion turbines
GB586552A (en) * 1941-11-01 1947-03-24 Karl Baumann Improvements in or relating to internal combustion turbine plant
US2999631A (en) * 1958-09-05 1961-09-12 Gen Electric Dual airfoil
US3262635A (en) * 1964-11-06 1966-07-26 Gen Electric Turbomachine sealing means
US3385064A (en) * 1966-01-07 1968-05-28 Rolls Royce Gas turbine engine
FR1555814A (de) * 1967-12-12 1969-01-31
DE2007810A1 (de) * 1969-03-31 1970-10-08 Nordisk Ventilator Co. A/S, Naestved (Dänemark) Doppelter Läufer für Axialgebläse
US3610776A (en) * 1970-03-02 1971-10-05 Rolls Royce Compressor blade for a gas turbine engine
FR2141435B1 (de) * 1971-06-02 1973-06-29 Snecma
US4068471A (en) 1975-06-16 1978-01-17 General Electric Company Variable cycle engine with split fan section
SU612056A1 (ru) * 1977-03-09 1978-06-25 Предприятие П/Я А-3513 Двухъ русна рабоча лопатка турбомашины
US4791783A (en) * 1981-11-27 1988-12-20 General Electric Company Convertible aircraft engine
CH660207A5 (en) * 1983-06-29 1987-03-31 Bbc Brown Boveri & Cie Device for the damping of blade vibrations in axial flow turbo engines
US4595340A (en) * 1984-07-30 1986-06-17 General Electric Company Gas turbine bladed disk assembly
US5201850A (en) * 1991-02-15 1993-04-13 General Electric Company Rotor tip shroud damper including damper wires
US5261227A (en) * 1992-11-24 1993-11-16 General Electric Company Variable specific thrust turbofan engine
US5402638A (en) * 1993-10-04 1995-04-04 General Electric Company Spillage drag reducing flade engine
US5404713A (en) * 1993-10-04 1995-04-11 General Electric Company Spillage drag and infrared reducing flade engine
US5562419A (en) * 1995-06-06 1996-10-08 General Electric Company Shrouded fan blisk

Also Published As

Publication number Publication date
DE69838201T2 (de) 2008-05-08
JP4368435B2 (ja) 2009-11-18
EP0900920A2 (de) 1999-03-10
JPH1193604A (ja) 1999-04-06
US5988980A (en) 1999-11-23
EP0900920A3 (de) 2000-03-22
EP0900920B1 (de) 2007-08-08

Similar Documents

Publication Publication Date Title
DE69838201D1 (de) Einteiliger Blisk einer Gasturbine
DE59810315D1 (de) Turbinenschaufel einer Gasturbine
DE69505006D1 (de) Hybridbrenner einer gasturbine
DE69820958D1 (de) Kühlung einer Gasturbinenleitschaufel
DE69412572D1 (de) Hybridbrenner einer Gasturbine
DE69828337D1 (de) Gasturbine
DE69623370T2 (de) Dampfgekühlte Gasturbine
DE69729505D1 (de) Arbeitsweise einer Gasturbinenbrennkammer
DE69825232D1 (de) Kühlung einer statorschaufel bei einer gasturbine
DE69818376D1 (de) Gasturbinenbrennkammer
DE69822720D1 (de) Dichtung zwischen den Stufen einer Gasturbine
DE69821687D1 (de) Kühlung der leitschaufel einer gasturbine
DE60014170D1 (de) Statorschaufel einer Gasturbine
DE69531806D1 (de) Gasturbinenbrennkammer
DE69827555D1 (de) Gasturbine
DE69724502D1 (de) Gasturbinenbrennkammer
DE69631991D1 (de) Gasturbinenbrennkammer
DE69810671T2 (de) Startprozedur für eine Gasturbine
DE69819260D1 (de) Gasturbinenbrennkammer
DE69908603D1 (de) Dampfgekühlte statorschaufel einer gasturbine
DE59711087D1 (de) Verfahren zum Betreiben einer Gasturbinenbrennkammer
DE69821586D1 (de) Dampfgekühlte Gasturbine
DE69820952T2 (de) Gasturbine
DE69830026D1 (de) Schmierung einer Gasturbine während des Starts
DE69817729D1 (de) Gasturbine

Legal Events

Date Code Title Description
8364 No opposition during term of opposition