WO2012149925A3 - Abdeckeinrichtung, integral beschaufelter rotorgrundkörper, verfahren und strömungsmaschine - Google Patents

Abdeckeinrichtung, integral beschaufelter rotorgrundkörper, verfahren und strömungsmaschine Download PDF

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Publication number
WO2012149925A3
WO2012149925A3 PCT/DE2012/000431 DE2012000431W WO2012149925A3 WO 2012149925 A3 WO2012149925 A3 WO 2012149925A3 DE 2012000431 W DE2012000431 W DE 2012000431W WO 2012149925 A3 WO2012149925 A3 WO 2012149925A3
Authority
WO
WIPO (PCT)
Prior art keywords
rotor body
main rotor
integrally bladed
turbomachine
cover device
Prior art date
Application number
PCT/DE2012/000431
Other languages
English (en)
French (fr)
Other versions
WO2012149925A2 (de
Inventor
Frank Stiehler
Manuel Hein
Original Assignee
Mtu Aero Engines Gmbh
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 filed Critical Mtu Aero Engines Gmbh
Priority to US14/114,853 priority Critical patent/US20140161590A1/en
Priority to EP12769875.1A priority patent/EP2705218A2/de
Publication of WO2012149925A2 publication Critical patent/WO2012149925A2/de
Publication of WO2012149925A3 publication Critical patent/WO2012149925A3/de

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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • 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
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • F05D2260/941—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF] particularly aimed at mechanical or thermal stress reduction
    • 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
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making

Landscapes

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

Abstract

Offenbart ist eine Abdeckeinrichtung (46) für einen integral beschaufelten Rotorgrundkörper (1) einer Strömungsmaschine zur Unterbindung oder Reduzierung eines Kühlluftstroms von einer Hochdruckseite zu einer Niederdruckseite durch Kanäle, die zwischen benachbarten Laufschaufeln gebildet sind, wobei eine Vielzahl von Abdeckelementen (48) vorgesehen sind, die einzeln in die Kanäle einsetzbar sind und zumindest eine umfangsseitige Dichtfläche (58, 72) aufweisen, ein integral beschaufelter Rotorgrundkörper mit einer derartigen Abdeckeinrichtung, ein Verfahren zur Herstellung eines derartigen integral beschaufelten Rotorgrundkörpers sowie eine Strömungsmaschine mit einem derartigen integral beschaufelten Rotorgrundkörper.
PCT/DE2012/000431 2011-05-02 2012-04-25 Abdeckeinrichtung, integral beschaufelter rotorgrundkörper, verfahren und strömungsmaschine WO2012149925A2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US14/114,853 US20140161590A1 (en) 2011-05-02 2012-04-25 Cover device, integrally bladed main rotor body, method and turbomachine
EP12769875.1A EP2705218A2 (de) 2011-05-02 2012-04-25 Abdeckeinrichtung, integral beschaufelter rotorgrundkörper, verfahren und strömungsmaschine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011100221.2 2011-05-02
DE102011100221.2A DE102011100221B4 (de) 2011-05-02 2011-05-02 Integral beschaufelter Rotorgrundkörper, Verfahren und Strömungsmaschine

Publications (2)

Publication Number Publication Date
WO2012149925A2 WO2012149925A2 (de) 2012-11-08
WO2012149925A3 true WO2012149925A3 (de) 2013-02-28

Family

ID=47008202

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2012/000431 WO2012149925A2 (de) 2011-05-02 2012-04-25 Abdeckeinrichtung, integral beschaufelter rotorgrundkörper, verfahren und strömungsmaschine

Country Status (4)

Country Link
US (1) US20140161590A1 (de)
EP (1) EP2705218A2 (de)
DE (1) DE102011100221B4 (de)
WO (1) WO2012149925A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101663306B1 (ko) 2015-10-02 2016-10-06 두산중공업 주식회사 가스터빈 디스크
CN106150563A (zh) * 2016-08-25 2016-11-23 张家港市中程进出口贸易有限公司 内燃机汽封
US10648354B2 (en) 2016-12-02 2020-05-12 Honeywell International Inc. Turbine wheels, turbine engines including the same, and methods of forming turbine wheels with improved seal plate sealing
US11111804B2 (en) * 2019-03-11 2021-09-07 Raytheon Technologies Corporation Inserts for slotted integrally bladed rotor

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH265006A (de) * 1944-12-22 1949-11-15 Power Jets Res & Dev Ltd Beschaufelter Schaufelträger für Axialströmungsmaschinen.
US3291446A (en) * 1965-04-13 1966-12-13 Chrysler Corp Turbine wheel
US3847506A (en) * 1973-11-29 1974-11-12 Avco Corp Turbomachine rotor
DE3008890A1 (de) * 1979-03-10 1980-09-11 Rolls Royce Beschaufelter rotor fuer ein gasturbinentriebwerk
EP0062558A1 (de) * 1981-04-07 1982-10-13 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Stufe eines Turbostrahltriebwerks mit Luftkühlvorrichtung der Turbinenrotorscheibe
US4505640A (en) * 1983-12-13 1985-03-19 United Technologies Corporation Seal means for a blade attachment slot of a rotor assembly
DE19516694A1 (de) * 1995-05-06 1996-11-07 Mtu Muenchen Gmbh Einrichtung zur Fixierung von Laufschaufeln am Laufrad, insbesondere einer Turbine eines Gasturbinentriebwerks
DE102009003321A1 (de) * 2008-01-10 2009-07-16 General Electric Company Vorrichtung zum Verstöpseln von Turbinenrad-Löchern
WO2010099784A1 (de) * 2009-03-05 2010-09-10 Mtu Aero Engines Gmbh Integral beschaufelter rotor und verfahren zur herstellung eines integral beschaufelten rotors

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6945749B2 (en) * 2003-09-12 2005-09-20 Siemens Westinghouse Power Corporation Turbine blade platform cooling system
US7097429B2 (en) * 2004-07-13 2006-08-29 General Electric Company Skirted turbine blade
US7244101B2 (en) * 2005-10-04 2007-07-17 General Electric Company Dust resistant platform blade
US20090148298A1 (en) * 2007-12-10 2009-06-11 Alstom Technologies, Ltd. Llc Blade disk seal
FR2931873B1 (fr) * 2008-05-29 2010-08-20 Snecma Ensemble d'un disque de turbine d'un moteur a turbine a gaz et d'un tourillon support de palier,circuit de refroidissement d'un disque de turbine d'un tel ensemble.
DE102009007468A1 (de) 2009-02-04 2010-08-19 Mtu Aero Engines Gmbh Integral beschaufelte Rotorscheibe für eine Turbine
US8459953B2 (en) * 2010-01-19 2013-06-11 General Electric Company Seal plate and bucket retention pin assembly
US9133855B2 (en) * 2010-11-15 2015-09-15 Mtu Aero Engines Gmbh Rotor for a turbo machine
JPWO2016143103A1 (ja) * 2015-03-11 2017-11-30 株式会社東芝 タービン

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH265006A (de) * 1944-12-22 1949-11-15 Power Jets Res & Dev Ltd Beschaufelter Schaufelträger für Axialströmungsmaschinen.
US3291446A (en) * 1965-04-13 1966-12-13 Chrysler Corp Turbine wheel
US3847506A (en) * 1973-11-29 1974-11-12 Avco Corp Turbomachine rotor
DE3008890A1 (de) * 1979-03-10 1980-09-11 Rolls Royce Beschaufelter rotor fuer ein gasturbinentriebwerk
EP0062558A1 (de) * 1981-04-07 1982-10-13 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Stufe eines Turbostrahltriebwerks mit Luftkühlvorrichtung der Turbinenrotorscheibe
US4505640A (en) * 1983-12-13 1985-03-19 United Technologies Corporation Seal means for a blade attachment slot of a rotor assembly
DE19516694A1 (de) * 1995-05-06 1996-11-07 Mtu Muenchen Gmbh Einrichtung zur Fixierung von Laufschaufeln am Laufrad, insbesondere einer Turbine eines Gasturbinentriebwerks
DE102009003321A1 (de) * 2008-01-10 2009-07-16 General Electric Company Vorrichtung zum Verstöpseln von Turbinenrad-Löchern
WO2010099784A1 (de) * 2009-03-05 2010-09-10 Mtu Aero Engines Gmbh Integral beschaufelter rotor und verfahren zur herstellung eines integral beschaufelten rotors

Also Published As

Publication number Publication date
US20140161590A1 (en) 2014-06-12
WO2012149925A2 (de) 2012-11-08
DE102011100221A1 (de) 2012-11-08
EP2705218A2 (de) 2014-03-12
DE102011100221B4 (de) 2017-03-09

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