KR100462325B1 - 열적 불일치 유지 방법 - Google Patents

열적 불일치 유지 방법 Download PDF

Info

Publication number
KR100462325B1
KR100462325B1 KR10-1999-0059307A KR19990059307A KR100462325B1 KR 100462325 B1 KR100462325 B1 KR 100462325B1 KR 19990059307 A KR19990059307 A KR 19990059307A KR 100462325 B1 KR100462325 B1 KR 100462325B1
Authority
KR
South Korea
Prior art keywords
thermal
turbine
inconsistency
wheel
components
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 - Fee Related
Application number
KR10-1999-0059307A
Other languages
English (en)
Korean (ko)
Other versions
KR20000048260A (ko
Inventor
슈미트마크크리스토퍼
Original Assignee
제너럴 일렉트릭 캄파니
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 제너럴 일렉트릭 캄파니 filed Critical 제너럴 일렉트릭 캄파니
Publication of KR20000048260A publication Critical patent/KR20000048260A/ko
Application granted granted Critical
Publication of KR100462325B1 publication Critical patent/KR100462325B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
KR10-1999-0059307A 1998-12-22 1999-12-20 열적 불일치 유지 방법 Expired - Fee Related KR100462325B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9/218,230 1998-12-22
US09/218,230 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
KR20000048260A KR20000048260A (ko) 2000-07-25
KR100462325B1 true KR100462325B1 (ko) 2004-12-16

Family

ID=22814272

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1999-0059307A Expired - Fee Related KR100462325B1 (ko) 1998-12-22 1999-12-20 열적 불일치 유지 방법

Country Status (5)

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

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 (en) * 1999-08-27 2004-01-07 General Electric Company Connector tube for a turbine rotor cooling circuit
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
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
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
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
US10443505B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine
US10436064B2 (en) 2016-02-12 2019-10-08 United Technologies Corporation Bowed rotor start response damping system
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
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
EP3273006B1 (en) 2016-07-21 2019-07-03 United Technologies Corporation Alternating starter use during multi-engine motoring
EP3273016B1 (en) 2016-07-21 2020-04-01 United Technologies Corporation Multi-engine coordination during gas turbine engine motoring
US10221774B2 (en) 2016-07-21 2019-03-05 United Technologies Corporation Speed control during motoring of a gas turbine engine
US10618666B2 (en) 2016-07-21 2020-04-14 United Technologies Corporation Pre-start motoring synchronization for multiple engines
US10384791B2 (en) 2016-07-21 2019-08-20 United Technologies Corporation Cross engine coordination during gas turbine 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
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (14)

* 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
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
JPH0439391Y2 (enExample) * 1985-10-03 1992-09-16
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
US5054996A (en) * 1990-07-27 1991-10-08 General Electric Company Thermal linear actuator for rotor air flow control in a gas turbine
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 (en) * 1996-11-29 1998-06-04 Hitachi, Ltd. Refrigerant recovery type gas turbine
JPH10266802A (ja) * 1997-03-21 1998-10-06 Toshiba Corp ガスタービンロータ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
EP1013893A2 (en) 2000-06-28
US6190127B1 (en) 2001-02-20
EP1013893B1 (en) 2006-03-08
KR20000048260A (ko) 2000-07-25
DE69930226D1 (de) 2006-05-04
EP1013893A3 (en) 2002-08-07
DE69930226T2 (de) 2006-11-23
JP2000282802A (ja) 2000-10-10
JP4592854B2 (ja) 2010-12-08

Similar Documents

Publication Publication Date Title
KR100462325B1 (ko) 열적 불일치 유지 방법
KR100471958B1 (ko) 터빈
US5695319A (en) Gas turbine
US5525032A (en) Process for the operation of a fluid flow engine
EP1046787B1 (en) Turbine inner shell heating and cooling flow circuit
US6370866B2 (en) Coolant recovery type gas turbine
EP1183442A1 (en) Cast on-board injection nozzle with adjustable flow area
EP1180577B1 (en) Method of operating a turbine
EP0909878B1 (en) Gas turbine
KR100457902B1 (ko) 냉각 시스템 및 열 전달 최소화 방법
EP0965726B1 (en) Refrigerant recovery type gas turbine
US20110255959A1 (en) Turbine alignment control system and method
GB2244524A (en) Clearance control in gas turbine engines
EP1061235B1 (en) Axial seal system for a gas turbine steam-cooled rotor
JP3784808B2 (ja) 流体機械とその冷却方法
CN103052768A (zh) 蒸汽轮机以及用于冷却这种蒸汽轮机的方法
JP6511519B2 (ja) タービンシャフトの制御された冷却
EP1335111B1 (en) Coolant recovery type gas turbine

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

Fee payment year number: 1

St.27 status event code: A-2-2-U10-U11-oth-PR1002

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

Fee payment year number: 4

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

Fee payment year number: 5

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

Fee payment year number: 6

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

Fee payment year number: 7

St.27 status event code: A-4-4-U10-U11-oth-PR1001

PR1001 Payment of annual fee

Fee payment year number: 8

St.27 status event code: A-4-4-U10-U11-oth-PR1001

FPAY Annual fee payment

Payment date: 20121126

Year of fee payment: 9

PR1001 Payment of annual fee

Fee payment year number: 9

St.27 status event code: A-4-4-U10-U11-oth-PR1001

FPAY Annual fee payment

Payment date: 20131125

Year of fee payment: 10

PR1001 Payment of annual fee

Fee payment year number: 10

St.27 status event code: A-4-4-U10-U11-oth-PR1001

FPAY Annual fee payment

Payment date: 20141124

Year of fee payment: 11

PR1001 Payment of annual fee

Fee payment year number: 11

St.27 status event code: A-4-4-U10-U11-oth-PR1001

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

FPAY Annual fee payment

Payment date: 20151124

Year of fee payment: 12

PR1001 Payment of annual fee

Fee payment year number: 12

St.27 status event code: A-4-4-U10-U11-oth-PR1001

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

FPAY Annual fee payment

Payment date: 20161125

Year of fee payment: 13

PR1001 Payment of annual fee

Fee payment year number: 13

St.27 status event code: A-4-4-U10-U11-oth-PR1001

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

Not in force date: 20171209

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

St.27 status event code: A-4-4-U10-U13-oth-PC1903

PC1903 Unpaid annual fee

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20171209

St.27 status event code: N-4-6-H10-H13-oth-PC1903

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000