CN100449118C - 控制蒸汽涡轮输入流量以限制外壳和转子热应力的方法和装置 - Google Patents

控制蒸汽涡轮输入流量以限制外壳和转子热应力的方法和装置 Download PDF

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Publication number
CN100449118C
CN100449118C CNB2004100857637A CN200410085763A CN100449118C CN 100449118 C CN100449118 C CN 100449118C CN B2004100857637 A CNB2004100857637 A CN B2004100857637A CN 200410085763 A CN200410085763 A CN 200410085763A CN 100449118 C CN100449118 C CN 100449118C
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CN
China
Prior art keywords
temperature
rotor
steam flow
steam
turbine
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Expired - Fee Related
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CNB2004100857637A
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English (en)
Chinese (zh)
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CN1609411A (zh
Inventor
D·G·柯乔夫
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General Electric Co
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General Electric Co
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Publication of CN1609411A publication Critical patent/CN1609411A/zh
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    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/02—Arrangement of sensing elements
    • F01D17/06—Arrangement of sensing elements responsive to speed
    • 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
    • F01D19/00—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith
    • F01D19/02—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith dependent on temperature of component parts, e.g. of turbine-casing
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
    • F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
    • F01D17/24—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical electrical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
    • F01K7/165—Controlling means specially adapted therefor
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • 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
    • F05D2260/00—Function
    • F05D2260/85—Starting
    • 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
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • 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
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • F05D2260/941—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF] particularly aimed at mechanical or thermal stress reduction
    • 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
    • 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
    • F05D2270/305—Tolerances

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Turbines (AREA)
CNB2004100857637A 2003-10-16 2004-10-18 控制蒸汽涡轮输入流量以限制外壳和转子热应力的方法和装置 Expired - Fee Related CN100449118C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/685,530 US6939100B2 (en) 2003-10-16 2003-10-16 Method and apparatus for controlling steam turbine inlet flow to limit shell and rotor thermal stress
US10/685530 2003-10-16

Publications (2)

Publication Number Publication Date
CN1609411A CN1609411A (zh) 2005-04-27
CN100449118C true CN100449118C (zh) 2009-01-07

Family

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Family Applications (1)

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CNB2004100857637A Expired - Fee Related CN100449118C (zh) 2003-10-16 2004-10-18 控制蒸汽涡轮输入流量以限制外壳和转子热应力的方法和装置

Country Status (5)

Country Link
US (1) US6939100B2 (enExample)
JP (1) JP4684614B2 (enExample)
KR (1) KR100893422B1 (enExample)
CN (1) CN100449118C (enExample)
DE (1) DE102004050519A1 (enExample)

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US8065022B2 (en) * 2005-09-06 2011-11-22 General Electric Company Methods and systems for neural network modeling of turbine components
US8224617B2 (en) * 2009-07-22 2012-07-17 Korea Hydro & Nuclear Power Co., Ltd. Apparatus and method for calculating temperature dependent green's function using weight function
US8857184B2 (en) 2010-12-16 2014-10-14 General Electric Company Method for starting a turbomachine
US20120151918A1 (en) * 2010-12-16 2012-06-21 General Electric Company Method for operating a turbomachine during a loading process
US8662820B2 (en) 2010-12-16 2014-03-04 General Electric Company Method for shutting down a turbomachine
US9080466B2 (en) * 2010-12-16 2015-07-14 General Electric Company Method and system for controlling a valve of a turbomachine
EP2565389A1 (de) * 2011-08-29 2013-03-06 Siemens Aktiengesellschaft Verfahren zum Anfahren einer Strömungsmaschine
CN102650219B (zh) * 2012-05-31 2015-03-25 上海电气电站设备有限公司 1000mw超超临界机组自动控制系统
JP6067350B2 (ja) * 2012-11-28 2017-01-25 三菱日立パワーシステムズ株式会社 回転機械のロータ温度計測方法と装置及び蒸気タービン
JP6092723B2 (ja) * 2013-06-25 2017-03-08 三菱日立パワーシステムズ株式会社 蒸気タービンプラントの起動制御装置
US9598977B2 (en) * 2013-11-05 2017-03-21 General Electric Company Systems and methods for boundary control during steam turbine acceleration
US10100679B2 (en) 2015-08-28 2018-10-16 General Electric Company Control system for managing steam turbine rotor stress and method of use
ITUB20155614A1 (it) * 2015-11-16 2017-05-16 Ansaldo Energia Spa Metodo di controllo di una turbina a vapore e impianto a turbina a vapore
US10954824B2 (en) 2016-12-19 2021-03-23 General Electric Company Systems and methods for controlling drum levels using flow
US10677102B2 (en) * 2017-02-07 2020-06-09 General Electric Company Systems and methods for controlling machinery stress via temperature trajectory
DE102019216179A1 (de) * 2019-10-21 2021-04-22 Siemens Energy Global GmbH & Co. KG Verfahren zur Regelung der Eintrittstemperatur eines Arbeitsfluides einer Dampfturbine bei schwankender Bereitstellung thermischer Energie
US11352901B2 (en) * 2020-02-17 2022-06-07 Emerson Process Management Power & Water Solutions Methods and apparatus to determine material parameters of turbine rotors
US11428115B2 (en) * 2020-09-25 2022-08-30 General Electric Company Control of rotor stress within turbomachine during startup operation

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US4120159A (en) * 1975-10-22 1978-10-17 Hitachi, Ltd. Steam turbine control system and method of controlling the ratio of steam flow between under full-arc admission mode and under partial-arc admission mode
US4303369A (en) * 1978-05-10 1981-12-01 Hitachi, Ltd. Method of and system for controlling stress produced in steam turbine rotor
US4309873A (en) * 1979-12-19 1982-01-12 General Electric Company Method and flow system for the control of turbine temperatures during bypass operation
US4320625A (en) * 1980-04-30 1982-03-23 General Electric Company Method and apparatus for thermal stress controlled loading of steam turbines
JPS5977009A (ja) * 1982-10-26 1984-05-02 Hitachi Ltd 原子力タ−ビンの保護方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4120159A (en) * 1975-10-22 1978-10-17 Hitachi, Ltd. Steam turbine control system and method of controlling the ratio of steam flow between under full-arc admission mode and under partial-arc admission mode
US4303369A (en) * 1978-05-10 1981-12-01 Hitachi, Ltd. Method of and system for controlling stress produced in steam turbine rotor
US4309873A (en) * 1979-12-19 1982-01-12 General Electric Company Method and flow system for the control of turbine temperatures during bypass operation
US4320625A (en) * 1980-04-30 1982-03-23 General Electric Company Method and apparatus for thermal stress controlled loading of steam turbines
JPS5977009A (ja) * 1982-10-26 1984-05-02 Hitachi Ltd 原子力タ−ビンの保護方法

Also Published As

Publication number Publication date
CN1609411A (zh) 2005-04-27
DE102004050519A1 (de) 2005-05-25
US6939100B2 (en) 2005-09-06
KR20050036800A (ko) 2005-04-20
US20050085949A1 (en) 2005-04-21
JP2005121024A (ja) 2005-05-12
KR100893422B1 (ko) 2009-04-17
JP4684614B2 (ja) 2011-05-18

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