ATE478236T1 - Gasturbine - Google Patents

Gasturbine

Info

Publication number
ATE478236T1
ATE478236T1 AT08758019T AT08758019T ATE478236T1 AT E478236 T1 ATE478236 T1 AT E478236T1 AT 08758019 T AT08758019 T AT 08758019T AT 08758019 T AT08758019 T AT 08758019T AT E478236 T1 ATE478236 T1 AT E478236T1
Authority
AT
Austria
Prior art keywords
rotor
shaft
cooling air
space
bearing
Prior art date
Application number
AT08758019T
Other languages
English (en)
Inventor
Wilfried Weidmann
Moritz Wirth
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
Application granted granted Critical
Publication of ATE478236T1 publication Critical patent/ATE478236T1/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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F01D25/125—Cooling of bearings
    • 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
    • F01D5/025—Fixing blade carrying members on shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Separation By Low-Temperature Treatments (AREA)
AT08758019T 2007-05-18 2008-05-02 Gasturbine ATE478236T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007023380A DE102007023380A1 (de) 2007-05-18 2007-05-18 Gasturbine
PCT/DE2008/000758 WO2008141609A2 (de) 2007-05-18 2008-05-02 Gasturbine

Publications (1)

Publication Number Publication Date
ATE478236T1 true ATE478236T1 (de) 2010-09-15

Family

ID=39868847

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08758019T ATE478236T1 (de) 2007-05-18 2008-05-02 Gasturbine

Country Status (7)

Country Link
US (1) US8388303B2 (de)
EP (1) EP2148977B1 (de)
JP (1) JP5197736B2 (de)
AT (1) ATE478236T1 (de)
DE (2) DE102007023380A1 (de)
ES (1) ES2347303T3 (de)
WO (1) WO2008141609A2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130336398A1 (en) * 2011-03-10 2013-12-19 Electronics And Telecommunications Research Institute Method and device for intra-prediction
FR2983908B1 (fr) * 2011-12-08 2015-02-20 Snecma Systeme pour assurer l’etancheite entre une enceinte d’huile et un volume exterieur attenant et turbomachine equipee d’un tel systeme d’etancheite.
US9371737B2 (en) * 2012-02-23 2016-06-21 Mitsubishi Hitachi Power Systems, Ltd. Gas turbine
WO2014060860A1 (en) * 2012-10-16 2014-04-24 Tusas Motor Sanayi Anonim Sirketi Sealing system with air curtain for bearing
WO2014163678A2 (en) * 2013-03-12 2014-10-09 Dierksmeier Douglas D Gas turbine engine and active balancing system
FR3023588B1 (fr) * 2014-07-08 2016-07-15 Turbomeca Ensemble pour turbine destine a  proteger un disque de turbine contre des gradients thermiques
EP3124742B1 (de) 2015-07-28 2018-11-07 MTU Aero Engines GmbH Gasturbine
US9874239B2 (en) * 2015-10-14 2018-01-23 Hamilton Sundstrand Corporation Turbine thrust shaft for air bearing cooling
US10830146B2 (en) 2016-03-01 2020-11-10 Siemens Aktiengesellschaft Compressor bleed cooling system for mid-frame torque discs downstream from a compressor assembly in a gas turbine engine
GB201710314D0 (en) * 2017-06-28 2017-08-09 Rolls Royce Plc Cooling bearing chambers in a gas turbine engine
US10760494B2 (en) * 2018-03-18 2020-09-01 Raytheon Technologies Corporation Telescoping bore basket for gas turbine engine
US10968760B2 (en) 2018-04-12 2021-04-06 Raytheon Technologies Corporation Gas turbine engine component for acoustic attenuation
IT201800006394A1 (it) * 2018-06-18 2019-12-18 Sistema di spurgo per cassa cuscino
US11118705B2 (en) 2018-08-07 2021-09-14 General Electric Company Quick connect firewall seal for firewall
DE102023108251A1 (de) * 2023-03-30 2024-10-02 MTU Aero Engines AG Rotoranordnung für eine Niederdruckturbine einer Strömungsmaschine
DE102023111513A1 (de) * 2023-05-03 2024-11-07 MTU Aero Engines AG Rotorscheibe für einen Schaufelkranz
US20260022658A1 (en) * 2024-07-16 2026-01-22 Pratt & Whitney Canada Corp. Bearing assembly housing for an aircraft propulsion system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2680001A (en) * 1950-11-13 1954-06-01 United Aircraft Corp Arrangement for cooling turbine bearings
US3844110A (en) 1973-02-26 1974-10-29 Gen Electric Gas turbine engine internal lubricant sump venting and pressurization system
US4296599A (en) * 1979-03-30 1981-10-27 General Electric Company Turbine cooling air modulation apparatus
US5472313A (en) * 1991-10-30 1995-12-05 General Electric Company Turbine disk cooling system
US5433584A (en) * 1994-05-05 1995-07-18 Pratt & Whitney Canada, Inc. Bearing support housing
JP4091874B2 (ja) * 2003-05-21 2008-05-28 本田技研工業株式会社 ガスタービンエンジンの二次エア供給装置
FR2858649B1 (fr) * 2003-08-05 2005-09-23 Snecma Moteurs Turbine basse-pression de turbomachine
US6976679B2 (en) * 2003-11-07 2005-12-20 The Boeing Company Inter-fluid seal assembly and method therefor
FR2892454B1 (fr) 2005-10-21 2008-01-25 Snecma Sa Dispositif de ventilation de disques de turbine dans un moteur a turbine a gaz
US7574854B2 (en) * 2006-01-06 2009-08-18 General Electric Company Gas turbine engine assembly and methods of assembling same
US7828513B2 (en) * 2006-10-05 2010-11-09 Pratt & Whitney Canada Corp. Air seal arrangement for a gas turbine engine

Also Published As

Publication number Publication date
EP2148977B1 (de) 2010-08-18
JP5197736B2 (ja) 2013-05-15
ES2347303T3 (es) 2010-10-27
US20100104418A1 (en) 2010-04-29
WO2008141609A2 (de) 2008-11-27
EP2148977A2 (de) 2010-02-03
DE102007023380A1 (de) 2008-11-20
US8388303B2 (en) 2013-03-05
WO2008141609A3 (de) 2009-06-11
DE502008001171D1 (de) 2010-09-30
JP2010527421A (ja) 2010-08-12

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