CN103485836B - 再热蒸汽旁通系统 - Google Patents

再热蒸汽旁通系统 Download PDF

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Publication number
CN103485836B
CN103485836B CN201310224620.9A CN201310224620A CN103485836B CN 103485836 B CN103485836 B CN 103485836B CN 201310224620 A CN201310224620 A CN 201310224620A CN 103485836 B CN103485836 B CN 103485836B
Authority
CN
China
Prior art keywords
valve
turbine
steam turbine
pressure steam
main
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
CN201310224620.9A
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English (en)
Chinese (zh)
Other versions
CN103485836A (zh
Inventor
K.V.帕特尔
W.E.马基
J.S.法拉
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 CN103485836A publication Critical patent/CN103485836A/zh
Application granted granted Critical
Publication of CN103485836B publication Critical patent/CN103485836B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D11/06—Control thereof
    • 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
    • F01D13/00—Combinations of two or more machines or engines
    • F01D13/02—Working-fluid interconnection of machines or engines
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201310224620.9A 2012-06-07 2013-06-07 再热蒸汽旁通系统 Expired - Fee Related CN103485836B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/491,384 US9194248B2 (en) 2012-06-07 2012-06-07 Reheat steam bypass system
US13/491,384 2012-06-07
US13/491384 2012-06-07

Publications (2)

Publication Number Publication Date
CN103485836A CN103485836A (zh) 2014-01-01
CN103485836B true CN103485836B (zh) 2016-06-22

Family

ID=48607091

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310224620.9A Expired - Fee Related CN103485836B (zh) 2012-06-07 2013-06-07 再热蒸汽旁通系统

Country Status (5)

Country Link
US (1) US9194248B2 (https=)
EP (1) EP2672073A2 (https=)
JP (1) JP2013253603A (https=)
CN (1) CN103485836B (https=)
RU (1) RU2013126012A (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140248117A1 (en) * 2013-03-01 2014-09-04 General Electric Company External midspan packing steam supply
EP3040525B1 (en) * 2015-01-05 2020-08-26 General Electric Technology GmbH Multi stage steam turbine for power generation
CN104018890A (zh) * 2014-06-05 2014-09-03 中国电力工程顾问集团东北电力设计院 一种汽轮机低压缸端轴封供汽系统
CN104390224A (zh) * 2014-11-04 2015-03-04 南车资阳机车有限公司 一种用于余热锅炉的废气切换管路
KR101708991B1 (ko) * 2015-03-12 2017-02-21 두산중공업 주식회사 터빈 및 그의 운전 방법
CN115387858B (zh) * 2022-09-02 2025-09-16 西安热工研究院有限公司 一种适用于超低负荷运行的汽轮机组及其运行方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS562403A (en) * 1979-06-20 1981-01-12 Hitachi Ltd Sealing steam detector for steam turbine
US4355514A (en) * 1979-09-28 1982-10-26 Kraftwerk Union Aktiengesellschaft Control device for steam turbines with reheater
DE3235557A1 (de) * 1981-09-25 1983-04-28 Westinghouse Electric Corp., 15222 Pittsburgh, Pa. Bypasssystem fuer eine dampfturbinenanlage
CN2670606Y (zh) * 2003-10-10 2005-01-12 淄博矿业集团有限责任公司许厂煤矿 汽轮机汽封冷却装置
RU2246009C2 (ru) * 2003-02-26 2005-02-10 Открытое акционерное общество "Силовые машины-ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт"(ОАО "Силовые машины") Устройство подвода уплотняющего пара в цилиндр паровой турбины
CN1793617A (zh) * 2005-12-28 2006-06-28 上海电力学院 一种火电机组多级利用回热疏水余热发电装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934419A (en) * 1973-06-12 1976-01-27 Westinghouse Electric Corporation Load control system especially adapted for a HTGR power plant turbine
JPS57119107A (en) * 1981-01-17 1982-07-24 Toshiba Corp Gland seal device
JPS61167106A (ja) * 1985-12-27 1986-07-28 Toshiba Corp 蒸気タービン
JPS63205424A (ja) * 1987-02-19 1988-08-24 Toshiba Corp ガスタ−ビン蒸気噴射装置
JPS63223311A (ja) 1987-03-11 1988-09-16 Hitachi Ltd 逆止弁のチヤタリング防止系統
JPH11141302A (ja) * 1997-11-06 1999-05-25 Hitachi Ltd 蒸気タービンロータの冷却方法
US6615574B1 (en) * 2000-01-14 2003-09-09 General Electric Co. System for combining flow from compressor bleeds of an industrial gas turbine for gas turbine performance optimization
JP2002030903A (ja) * 2000-07-13 2002-01-31 Toshiba Corp 蒸気タービン
JP4395275B2 (ja) * 2001-07-05 2010-01-06 三菱重工業株式会社 コンバインドプラントの運転方法
US6550253B2 (en) * 2001-09-12 2003-04-22 General Electric Company Apparatus and methods for controlling flow in turbomachinery
US8096747B2 (en) * 2008-02-01 2012-01-17 General Electric Company Apparatus and related methods for turbine cooling
JP4909294B2 (ja) * 2008-02-05 2012-04-04 三菱重工業株式会社 タービンバイパス制御装置及び制御方法
JP5297114B2 (ja) * 2008-08-06 2013-09-25 三菱重工業株式会社 ガスタービン

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS562403A (en) * 1979-06-20 1981-01-12 Hitachi Ltd Sealing steam detector for steam turbine
US4355514A (en) * 1979-09-28 1982-10-26 Kraftwerk Union Aktiengesellschaft Control device for steam turbines with reheater
DE3235557A1 (de) * 1981-09-25 1983-04-28 Westinghouse Electric Corp., 15222 Pittsburgh, Pa. Bypasssystem fuer eine dampfturbinenanlage
RU2246009C2 (ru) * 2003-02-26 2005-02-10 Открытое акционерное общество "Силовые машины-ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт"(ОАО "Силовые машины") Устройство подвода уплотняющего пара в цилиндр паровой турбины
CN2670606Y (zh) * 2003-10-10 2005-01-12 淄博矿业集团有限责任公司许厂煤矿 汽轮机汽封冷却装置
CN1793617A (zh) * 2005-12-28 2006-06-28 上海电力学院 一种火电机组多级利用回热疏水余热发电装置

Also Published As

Publication number Publication date
US20130330175A1 (en) 2013-12-12
EP2672073A2 (en) 2013-12-11
RU2013126012A (ru) 2014-12-20
CN103485836A (zh) 2014-01-01
US9194248B2 (en) 2015-11-24
JP2013253603A (ja) 2013-12-19

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160622

Termination date: 20170607