JP2000282801A5 - - Google Patents

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Publication number
JP2000282801A5
JP2000282801A5 JP1999338906A JP33890699A JP2000282801A5 JP 2000282801 A5 JP2000282801 A5 JP 2000282801A5 JP 1999338906 A JP1999338906 A JP 1999338906A JP 33890699 A JP33890699 A JP 33890699A JP 2000282801 A5 JP2000282801 A5 JP 2000282801A5
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JP
Japan
Prior art keywords
component
parts
turbine
flow path
flow
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.)
Granted
Application number
JP1999338906A
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English (en)
Japanese (ja)
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JP2000282801A (ja
JP4467112B2 (ja
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Publication date
Priority claimed from US09/218,228 external-priority patent/US6146090A/en
Application filed filed Critical
Publication of JP2000282801A publication Critical patent/JP2000282801A/ja
Publication of JP2000282801A5 publication Critical patent/JP2000282801A5/ja
Application granted granted Critical
Publication of JP4467112B2 publication Critical patent/JP4467112B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP33890699A 1998-12-22 1999-11-30 タービン部品の熱応答とそれによる部品の相対移動により位置づけられるシールを用いたタービン始動／停止中の冷却／加熱増強 Expired - Fee Related JP4467112B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/218,228 US6146090A (en) 1998-12-22 1998-12-22 Cooling/heating augmentation during turbine startup/shutdown using a seal positioned by thermal response of turbine parts and consequent relative movement thereof
US09/218228 1998-12-22

Publications (3)

Publication Number Publication Date
JP2000282801A JP2000282801A (ja) 2000-10-10
JP2000282801A5 true JP2000282801A5 (enExample) 2007-01-18
JP4467112B2 JP4467112B2 (ja) 2010-05-26

Family

ID=22814260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33890699A Expired - Fee Related JP4467112B2 (ja) 1998-12-22 1999-11-30 タービン部品の熱応答とそれによる部品の相対移動により位置づけられるシールを用いたタービン始動／停止中の冷却／加熱増強

Country Status (5)

Country Link
US (1) US6146090A (enExample)
EP (1) EP1013892B1 (enExample)
JP (1) JP4467112B2 (enExample)
KR (1) KR100471958B1 (enExample)
DE (1) DE69931740T2 (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3567065B2 (ja) * 1997-07-31 2004-09-15 株式会社東芝 ガスタービン
JP4527824B2 (ja) * 1998-12-22 2010-08-18 ゼネラル・エレクトリック・カンパニイ タービンロータの軸受用冷却系
KR20010007025A (ko) * 1999-05-03 2001-01-26 제이 엘. 차스킨 가스 터빈내의 부시 유지 시스템
US6379108B1 (en) * 2000-08-08 2002-04-30 General Electric Company Controlling a rabbet load and air/oil seal temperatures in a turbine
US6626637B2 (en) * 2001-08-17 2003-09-30 Alstom (Switzerland) Ltd Cooling method for turbines
KR100600338B1 (ko) 2005-03-21 2006-07-18 주식회사 포스코 증기터빈 발전기 가동중 정렬의 최적 상태 유지 장치 및 그방법
US8210801B2 (en) * 2009-01-29 2012-07-03 General Electric Company Systems and methods of reducing heat loss from a gas turbine during shutdown
US10094285B2 (en) 2011-12-08 2018-10-09 Siemens Aktiengesellschaft Gas turbine outer case active ambient cooling including air exhaust into sub-ambient cavity
US10040577B2 (en) 2016-02-12 2018-08-07 United Technologies Corporation Modified start sequence of a gas turbine engine
US10436064B2 (en) 2016-02-12 2019-10-08 United Technologies Corporation Bowed rotor start response damping system
US10508601B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine
US10443507B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Gas turbine engine bowed rotor avoidance system
US10174678B2 (en) 2016-02-12 2019-01-08 United Technologies Corporation Bowed rotor start using direct temperature measurement
US10125691B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor start using a variable position starter valve
US10443505B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine
US10539079B2 (en) 2016-02-12 2020-01-21 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters
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
US10125636B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor prevention system using waste heat
US9664070B1 (en) 2016-02-12 2017-05-30 United Technologies Corporation Bowed rotor prevention system
EP3211184B1 (en) 2016-02-29 2021-05-05 Raytheon Technologies Corporation Bowed rotor prevention system and associated method of bowed rotor prevention
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
EP3273016B1 (en) 2016-07-21 2020-04-01 United Technologies Corporation Multi-engine coordination during gas turbine engine motoring
US10384791B2 (en) 2016-07-21 2019-08-20 United Technologies Corporation Cross engine coordination during gas turbine engine motoring
US10618666B2 (en) 2016-07-21 2020-04-14 United Technologies Corporation Pre-start motoring synchronization for multiple engines
US10221774B2 (en) 2016-07-21 2019-03-05 United Technologies Corporation Speed control during motoring of a gas turbine engine
EP3273006B1 (en) 2016-07-21 2019-07-03 United Technologies Corporation Alternating starter use during multi-engine motoring
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

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736069A (en) * 1968-10-28 1973-05-29 Gen Motors Corp Turbine stator cooling control
GB1308963A (en) * 1970-05-30 1973-03-07 Secr Defence Gap control apparatus
GB1381277A (en) * 1971-08-26 1975-01-22 Rolls Royce Sealing clearance control apparatus for gas turbine engines
US4005946A (en) * 1975-06-20 1977-02-01 United Technologies Corporation Method and apparatus for controlling stator thermal growth
US4554789A (en) * 1979-02-26 1985-11-26 General Electric Company Seal cooling apparatus
FR2467292A1 (fr) * 1979-10-09 1981-04-17 Snecma Dispositif de reglage du jeu entre les aubes mobiles et l'anneau de turbine
US4613280A (en) * 1984-09-21 1986-09-23 Avco Corporation Passively modulated cooling of turbine shroud
FR2600377B1 (fr) * 1986-06-18 1988-09-02 Snecma Dispositif de controle des debits d'air de refroidissement d'une turbine de moteur
JP2756117B2 (ja) * 1987-11-25 1998-05-25 株式会社日立製作所 ガスタービンロータ
US5156525A (en) * 1991-02-26 1992-10-20 General Electric Company Turbine assembly
US5316437A (en) * 1993-02-19 1994-05-31 General Electric Company Gas turbine engine structural frame assembly having a thermally actuated valve for modulating a flow of hot gases through the frame hub
US5593274A (en) * 1995-03-31 1997-01-14 General Electric Co. Closed or open circuit cooling of turbine rotor components

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