DE69930226D1 - Verhinderung von unterschiedlicher Wärmedehnung bei Turbinenrotoren - Google Patents

Verhinderung von unterschiedlicher Wärmedehnung bei Turbinenrotoren

Info

Publication number
DE69930226D1
DE69930226D1 DE69930226T DE69930226T DE69930226D1 DE 69930226 D1 DE69930226 D1 DE 69930226D1 DE 69930226 T DE69930226 T DE 69930226T DE 69930226 T DE69930226 T DE 69930226T DE 69930226 D1 DE69930226 D1 DE 69930226D1
Authority
DE
Germany
Prior art keywords
prevention
thermal expansion
differential thermal
turbine rotors
rotors
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
DE69930226T
Other languages
English (en)
Other versions
DE69930226T2 (de
Inventor
Mark Christopher Schmidt
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
Publication of DE69930226D1 publication Critical patent/DE69930226D1/de
Application granted granted Critical
Publication of DE69930226T2 publication Critical patent/DE69930226T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, 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
    • 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
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • F01D5/088—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in a closed cavity

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69930226T 1998-12-22 1999-12-22 Verhinderung von unterschiedlicher Wärmedehnung bei Turbinenrotoren Expired - Lifetime DE69930226T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US218230 1998-12-22
US09/218,230 US6190127B1 (en) 1998-12-22 1998-12-22 Tuning thermal mismatch between turbine rotor parts with a thermal medium

Publications (2)

Publication Number Publication Date
DE69930226D1 true DE69930226D1 (de) 2006-05-04
DE69930226T2 DE69930226T2 (de) 2006-11-23

Family

ID=22814272

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69930226T Expired - Lifetime DE69930226T2 (de) 1998-12-22 1999-12-22 Verhinderung von unterschiedlicher Wärmedehnung bei Turbinenrotoren

Country Status (5)

Country Link
US (1) US6190127B1 (de)
EP (1) EP1013893B1 (de)
JP (1) JP4592854B2 (de)
KR (1) KR100462325B1 (de)
DE (1) DE69930226T2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60024519T2 (de) * 1999-05-03 2006-08-10 General Electric Co. Klemmring zur Fixierung von Kühlrohren in einem Gasturbinenrotor
EP1079068A3 (de) * 1999-08-27 2004-01-07 General Electric Company Verbindungsmuffe für den Kühlkreislauf eines Turbinenrotors
US6379108B1 (en) * 2000-08-08 2002-04-30 General Electric Company Controlling a rabbet load and air/oil seal temperatures in a turbine
EP1614857A1 (de) 2004-07-05 2006-01-11 Siemens Aktiengesellschaft Strömungsmaschine mit einem Rotor der zumindest eine gebohrene Rotorscheibe aufweist
US9133868B2 (en) 2013-04-16 2015-09-15 General Electric Company Fastener with radial loading
EP3054089A1 (de) * 2015-02-05 2016-08-10 Siemens Aktiengesellschaft Turbomaschinen-Hohlwelle mit Hitzeschild
US10125636B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor prevention system using waste heat
US10508601B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine
US10174678B2 (en) 2016-02-12 2019-01-08 United Technologies Corporation Bowed rotor start using direct temperature measurement
US10539079B2 (en) 2016-02-12 2020-01-21 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters
US10443505B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine
US10125691B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor start using a variable position starter valve
US10040577B2 (en) 2016-02-12 2018-08-07 United Technologies Corporation Modified start sequence of a gas turbine engine
US9664070B1 (en) 2016-02-12 2017-05-30 United Technologies Corporation Bowed rotor prevention system
US10508567B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine through an engine accessory
US10436064B2 (en) 2016-02-12 2019-10-08 United Technologies Corporation Bowed rotor start response damping system
US10443507B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Gas turbine engine bowed rotor avoidance system
EP3211184B1 (de) 2016-02-29 2021-05-05 Raytheon Technologies Corporation System und verfahren zur vermeidung von rotorwölbung
US10787933B2 (en) 2016-06-20 2020-09-29 Raytheon Technologies Corporation Low-power bowed rotor prevention and monitoring system
US10358936B2 (en) 2016-07-05 2019-07-23 United Technologies Corporation Bowed rotor sensor system
US10221774B2 (en) 2016-07-21 2019-03-05 United Technologies Corporation Speed control during motoring of a gas turbine engine
US10384791B2 (en) 2016-07-21 2019-08-20 United Technologies Corporation Cross engine coordination during gas turbine engine motoring
EP3273006B1 (de) 2016-07-21 2019-07-03 United Technologies Corporation Verwendung eines alternierenden anlassers während des anfahrens mit mehreren motoren
US10618666B2 (en) 2016-07-21 2020-04-14 United Technologies Corporation Pre-start motoring synchronization for multiple engines
EP3273016B1 (de) 2016-07-21 2020-04-01 United Technologies Corporation Koordination während des anlassens eines gasturbinenmotors
US10787968B2 (en) 2016-09-30 2020-09-29 Raytheon Technologies Corporation Gas turbine engine motoring with starter air valve manual override
US10443543B2 (en) 2016-11-04 2019-10-15 United Technologies Corporation High compressor build clearance reduction
US10823079B2 (en) 2016-11-29 2020-11-03 Raytheon Technologies Corporation Metered orifice for motoring of a gas turbine engine
US10947993B2 (en) 2017-11-27 2021-03-16 General Electric Company Thermal gradient attenuation structure to mitigate rotor bow in turbine engine
US11073086B2 (en) 2018-11-27 2021-07-27 The Boeing Company Apparatus, assemblies, and methods for mitigating thermal bow in the rotor of an engine at start-up
US11035251B2 (en) 2019-09-26 2021-06-15 General Electric Company Stator temperature control system for a gas turbine engine
US11879411B2 (en) 2022-04-07 2024-01-23 General Electric Company System and method for mitigating bowed rotor in a gas turbine engine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB394001A (en) * 1931-12-18 1933-06-19 Parsons C A & Co Ltd Improvements in and relating to built-up rotors, suitable for steam turbines
GB635783A (en) * 1947-06-30 1950-04-19 Frederic William Walton Morley Improvements in or relating to turbine wheels and the like
US4329114A (en) * 1979-07-25 1982-05-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Active clearance control system for a turbomachine
GB2090333B (en) * 1980-12-18 1984-04-26 Rolls Royce Gas turbine engine shroud/blade tip control
FR2540939A1 (fr) * 1983-02-10 1984-08-17 Snecma Anneau d'etancheite pour un rotor de turbine d'une turbomachine et installation de turbomachine munie de tels anneaux
JPS61237802A (ja) * 1985-04-12 1986-10-23 Hitachi Ltd 蒸気タ−ビンの暖機方法
DE3606597C1 (de) * 1986-02-28 1987-02-19 Mtu Muenchen Gmbh Schaufel- und Dichtspaltoptimierungseinrichtung fuer Verdichter von Gasturbinentriebwerken
FR2607866B1 (fr) * 1986-12-03 1991-04-12 Snecma Axes de fixation de rotors de turbomachine, procede de montage et rotors ainsi montes
JPH029901A (ja) * 1988-06-28 1990-01-12 Toshiba Corp ガスタービンロータ
US5281085A (en) * 1990-12-21 1994-01-25 General Electric Company Clearance control system for separately expanding or contracting individual portions of an annular shroud
DE4327376A1 (de) * 1993-08-14 1995-02-16 Abb Management Ag Verdichter sowie Verfahren zu dessen Betrieb
WO1998023851A1 (fr) * 1996-11-29 1998-06-04 Hitachi, Ltd. Turbine a gaz du type a recuperation du refrigerant

Also Published As

Publication number Publication date
JP2000282802A (ja) 2000-10-10
KR100462325B1 (ko) 2004-12-16
EP1013893A2 (de) 2000-06-28
US6190127B1 (en) 2001-02-20
EP1013893A3 (de) 2002-08-07
KR20000048260A (ko) 2000-07-25
EP1013893B1 (de) 2006-03-08
JP4592854B2 (ja) 2010-12-08
DE69930226T2 (de) 2006-11-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition