CH701139A2 - Vorrichtung zur Steuerung der Kühlluftmenge im Turbinenradzwischenraum einer Gasturbine. - Google Patents

Vorrichtung zur Steuerung der Kühlluftmenge im Turbinenradzwischenraum einer Gasturbine. Download PDF

Info

Publication number
CH701139A2
CH701139A2 CH00769/10A CH7692010A CH701139A2 CH 701139 A2 CH701139 A2 CH 701139A2 CH 00769/10 A CH00769/10 A CH 00769/10A CH 7692010 A CH7692010 A CH 7692010A CH 701139 A2 CH701139 A2 CH 701139A2
Authority
CH
Switzerland
Prior art keywords
cooling air
actuator
temperature
wheel space
control valve
Prior art date
Application number
CH00769/10A
Other languages
German (de)
English (en)
Inventor
Michael James Fedor
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH701139A2 publication Critical patent/CH701139A2/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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • 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
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/11—Purpose of the control system to prolong engine life
    • F05D2270/112—Purpose of the control system to prolong engine life by limiting temperatures
    • 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
    • F05D2270/00—Control
    • F05D2270/30—Control parameters, e.g. input parameters
    • F05D2270/303—Temperature
    • F05D2270/3032—Temperature excessive temperatures, e.g. caused by overheating
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH00769/10A 2009-05-18 2010-05-17 Vorrichtung zur Steuerung der Kühlluftmenge im Turbinenradzwischenraum einer Gasturbine. CH701139A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/467,378 US20100290889A1 (en) 2009-05-18 2009-05-18 Turbine wheelspace temperature control

Publications (1)

Publication Number Publication Date
CH701139A2 true CH701139A2 (de) 2010-11-30

Family

ID=43028719

Family Applications (1)

Application Number Title Priority Date Filing Date
CH00769/10A CH701139A2 (de) 2009-05-18 2010-05-17 Vorrichtung zur Steuerung der Kühlluftmenge im Turbinenradzwischenraum einer Gasturbine.

Country Status (5)

Country Link
US (1) US20100290889A1 (ja)
JP (1) JP2010265901A (ja)
CN (1) CN101892867A (ja)
CH (1) CH701139A2 (ja)
DE (1) DE102010016828A1 (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201121426D0 (en) * 2011-12-14 2012-01-25 Rolls Royce Plc Controller
US20130170966A1 (en) * 2012-01-04 2013-07-04 General Electric Company Turbine cooling system
ITCO20120008A1 (it) 2012-03-01 2013-09-02 Nuovo Pignone Srl Metodo e sistema per monitorare la condizione di un gruppo di impianti
US9670797B2 (en) * 2012-09-28 2017-06-06 United Technologies Corporation Modulated turbine vane cooling
JP6320063B2 (ja) 2014-02-03 2018-05-09 三菱日立パワーシステムズ株式会社 ガスタービン、ガスタービンの制御装置、ガスタービンの冷却方法
JP5897180B2 (ja) * 2015-04-03 2016-03-30 三菱日立パワーシステムズ株式会社 ガスタービン
US9816390B2 (en) 2015-07-01 2017-11-14 Hamilton Sundstrand Corporation Electric actuator for engine control
US10514065B2 (en) * 2015-12-14 2019-12-24 Hamilton Sundstrand Corporation Bearing thermal management system and method
US10619509B2 (en) * 2018-04-27 2020-04-14 United Technologies Corporation Gas turbine engine flow modulation in a rotating vane
US11047313B2 (en) * 2018-12-10 2021-06-29 Bell Helicopter Textron Inc. System and method for selectively modulating the flow of bleed air used for high pressure turbine stage cooling in a power turbine engine
US20220136404A1 (en) * 2020-10-29 2022-05-05 General Electric Company Gas turbine mass differential determination system and method
CN112832909B (zh) * 2021-03-23 2022-03-29 中国航发沈阳发动机研究所 一种航空发动机飞行包线控制方法
US12116898B2 (en) * 2023-01-26 2024-10-15 Pratt & Whitney Canada Corp. Ram air driven blade tip clearance control system for turboprop engines

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117669A (en) * 1977-03-04 1978-10-03 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Apparatus and method for reducing thermal stress in a turbine rotor
JPH0643811B2 (ja) * 1985-07-29 1994-06-08 株式会社日立製作所 ガスタービンのホットパーツ冷却方法
US4893983A (en) * 1988-04-07 1990-01-16 General Electric Company Clearance control system
US5224332A (en) * 1990-12-27 1993-07-06 Schwarz Frederick M Modulated gas turbine cooling air
GB2319307B (en) * 1996-11-12 2000-11-08 Rolls Royce Plc Gas turbine engine cooling air flow control
DE19824766C2 (de) * 1998-06-03 2000-05-11 Siemens Ag Gasturbine sowie Verfahren zur Kühlung einer Turbinenstufe
US6523346B1 (en) * 2001-11-02 2003-02-25 Alstom (Switzerland) Ltd Process for controlling the cooling air mass flow of a gas turbine set
US20070137213A1 (en) * 2005-12-19 2007-06-21 General Electric Company Turbine wheelspace temperature control

Also Published As

Publication number Publication date
CN101892867A (zh) 2010-11-24
JP2010265901A (ja) 2010-11-25
US20100290889A1 (en) 2010-11-18
DE102010016828A1 (de) 2010-12-02

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