JP5535185B2 - 蒸気タービンの超過速度を防止する方法及びシステム - Google Patents
蒸気タービンの超過速度を防止する方法及びシステム Download PDFInfo
- Publication number
- JP5535185B2 JP5535185B2 JP2011275283A JP2011275283A JP5535185B2 JP 5535185 B2 JP5535185 B2 JP 5535185B2 JP 2011275283 A JP2011275283 A JP 2011275283A JP 2011275283 A JP2011275283 A JP 2011275283A JP 5535185 B2 JP5535185 B2 JP 5535185B2
- Authority
- JP
- Japan
- Prior art keywords
- steam turbine
- overspeed
- control
- control system
- control valve
- 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
Links
Images
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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/02—Shutting-down responsive to overspeed
-
- 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
-
- 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
- F05D2270/02—Purpose of the control system to control rotational speed (n)
- F05D2270/021—Purpose of the control system to control rotational speed (n) to prevent overspeed
Description
Claims (5)
- 蒸気タービン(15)の超過速度制御システム異常警報を発生させるための方法であって、超過速度制御システム(20)に、蒸気タービン(15)の速度を調整するように構成され且つ配置される制御弁(22)を設け、該制御弁(22)は所定の制御位置を有している形式のものにおいて、
前記制御弁(22)の制御位置をモニタリングし、
負荷減少を検出し、且つ
負荷減少から所定の時間内に、制御弁(22)が所定の制御位置に到達しない場合は、制御システム異常警報を発生させることを特徴とする、蒸気タービン(15)の超過速度制御システム異常警報を発生させるための方法。 - 前記負荷減少が、所定の蒸気タービン速度である、請求項1記載の方法。
- 前記所定の時間がゼロである、請求項2記載の方法。
- 前記蒸気タービン(15)が、発電機(16)を備えたパワープラント(10)の1構成要素であり、前記負荷減少の検出は、パワープラント(10)のパワーブレーカ(18)の開放を検出することを含む、請求項2記載の方法。
- 請求項1から4までのいずれか1項記載の方法を実施するために構成された、超過速度制御システム(20)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10195773.6 | 2010-12-17 | ||
EP10195773A EP2466077A1 (en) | 2010-12-17 | 2010-12-17 | Steam turbine overspeed protection |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012132447A JP2012132447A (ja) | 2012-07-12 |
JP5535185B2 true JP5535185B2 (ja) | 2014-07-02 |
Family
ID=44001894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011275283A Expired - Fee Related JP5535185B2 (ja) | 2010-12-17 | 2011-12-16 | 蒸気タービンの超過速度を防止する方法及びシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120151922A1 (ja) |
EP (1) | EP2466077A1 (ja) |
JP (1) | JP5535185B2 (ja) |
CN (1) | CN102536349A (ja) |
DE (1) | DE102011120692A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5964229B2 (ja) * | 2012-12-28 | 2016-08-03 | 三菱重工業株式会社 | 発電システム |
CN103590858B (zh) * | 2013-11-19 | 2015-12-02 | 中国神华能源股份有限公司 | 防止电厂机组汽轮机转速飞升的系统和方法 |
US10690003B2 (en) * | 2014-01-22 | 2020-06-23 | Thomas Revak | Method of using a turbine overspeed trip testing system |
US10690002B2 (en) * | 2014-01-22 | 2020-06-23 | Thomas Revak | Turbine overspeed trip test system |
CN105179025B (zh) * | 2015-09-02 | 2017-01-11 | 北京市可持续发展促进会 | 自容式汽轮机转速保护调节装置 |
US10626749B2 (en) | 2016-08-31 | 2020-04-21 | General Electric Technology Gmbh | Spindle vibration evaluation module for a valve and actuator monitoring system |
US10151216B2 (en) | 2016-08-31 | 2018-12-11 | General Electric Technology Gmbh | Insulation quality indicator module for a valve and actuator monitoring system |
US10871081B2 (en) | 2016-08-31 | 2020-12-22 | General Electric Technology Gmbh | Creep damage indicator module for a valve and actuator monitoring system |
US10066501B2 (en) | 2016-08-31 | 2018-09-04 | General Electric Technology Gmbh | Solid particle erosion indicator module for a valve and actuator monitoring system |
US10156153B2 (en) | 2016-08-31 | 2018-12-18 | General Electric Technology Gmbh | Advanced tightness test evaluation module for a valve and actuator monitoring system |
US10544700B2 (en) | 2016-08-31 | 2020-01-28 | General Electric Technology Gmbh | Advanced startup counter module for a valve and actuator monitoring system |
US10233786B2 (en) | 2017-03-28 | 2019-03-19 | General Electric Technology Gmbh | Actuator spring lifetime supervision module for a valve and actuator monitoring system |
CN112228165A (zh) * | 2020-10-14 | 2021-01-15 | 北京博力威格智能传控设备有限公司 | 一种汽轮机调速方法、系统及存储介质 |
CN112821355B (zh) * | 2020-11-25 | 2023-03-24 | 华能海南发电股份有限公司东方电厂 | 一种发变组保护联跳汽轮机的回路 |
Family Cites Families (26)
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US3614457A (en) * | 1965-07-01 | 1971-10-19 | Gen Electric | Turbine overspeed trip anticipator |
BE757455A (fr) * | 1969-10-16 | 1971-03-16 | Westinghouse Electric Corp | Systeme anti-emballement pour |
DE2022397C3 (de) * | 1970-05-08 | 1974-08-08 | Kraftwerk Union Ag, 4330 Muelheim | Abfangeinrichtung für Dampfturbinen |
US4205380A (en) * | 1972-04-26 | 1980-05-27 | Westinghouse Electric Corp. | System and method for operating a steam turbine with digital computer control with accelerating setpoint change |
US4687946A (en) * | 1972-04-26 | 1987-08-18 | Westinghouse Electric Corp. | System and method for operating a steam turbine with digital computer control and with improved monitoring |
US4258424A (en) * | 1972-12-29 | 1981-03-24 | Westinghouse Electric Corp. | System and method for operating a steam turbine and an electric power generating plant |
US4246491A (en) * | 1973-08-03 | 1981-01-20 | Westinghouse Electric Corp. | System and method for operating a steam turbine with digital computer control having setpoint and valve position limiting |
US4245162A (en) * | 1973-08-15 | 1981-01-13 | Westinghouse Electric Corp. | Steam turbine power plant having improved testing method and system for turbine inlet valves associated with downstream inlet valves preferably having feedforward position managed control |
US4167096A (en) * | 1974-08-08 | 1979-09-11 | Westinghouse Electric Corp. | Combined cycle electric power plant and a gas turbine having an improved overspeed protection system |
US4195231A (en) * | 1974-08-08 | 1980-03-25 | Westinghouse Electric Corp. | Combined cycle electric power plant having an improved digital/analog hybrid gas turbine control system |
US3913329A (en) * | 1974-10-04 | 1975-10-21 | Gen Electric | Turbine overspeed control system |
US4080790A (en) * | 1976-08-02 | 1978-03-28 | Bbc Brown Boveri & Company Limited | Safety system for a steam turbine installation |
US4635209A (en) * | 1984-10-31 | 1987-01-06 | Westinghouse Electric Corp. | Overspeed protection control arrangement for a steam turbine generator control system |
US5443368A (en) * | 1993-07-16 | 1995-08-22 | Helix Technology Corporation | Turbomolecular pump with valves and integrated electronic controls |
US5042246A (en) * | 1989-11-06 | 1991-08-27 | General Electric Company | Control system for single shaft combined cycle gas and steam turbine unit |
US5301499A (en) * | 1990-06-28 | 1994-04-12 | General Electric Company | Overspeed anticipation and control system for single shaft combined cycle gas and steam turbine unit |
CN1058768C (zh) * | 1998-02-26 | 2000-11-22 | 新华控制技术(集团)有限公司 | 二十万千瓦汽轮机的高压抗燃油数字电液控制系统 |
CN2674107Y (zh) * | 2004-01-21 | 2005-01-26 | 上海新华控制技术(集团)有限公司 | 具有中压缸启动功能的汽轮机数字电液控制系统 |
CN2739361Y (zh) * | 2004-07-14 | 2005-11-09 | 东方汽轮机厂 | 汽轮机油开关动作甩负荷超速安全保护系统 |
US7194865B2 (en) * | 2004-08-30 | 2007-03-27 | Compressor Controls Corporation | Turbine overspeed protection |
US7343744B2 (en) * | 2005-07-27 | 2008-03-18 | General Electric Company | Method and system for controlling a reheat turbine-generator |
CN101307699B (zh) * | 2007-05-14 | 2010-05-19 | 上海电气电站设备有限公司 | 用于电站汽轮机组的数字式电液控制系统 |
CN100491701C (zh) * | 2007-06-27 | 2009-05-27 | 四川东方电气自动控制工程有限公司 | 一种新型多功能可精确测量低转速的汽轮机超速保护模板 |
DE102008024253A1 (de) * | 2008-05-20 | 2009-11-26 | Man Turbo Ag | Steuereinrichtung und -verfahren für ein Schnellschlussventil einer Dampfturbine |
CN101629496B (zh) * | 2009-07-30 | 2011-08-17 | 杭州和利时自动化有限公司 | 一种孤网运行汽轮机数字电液控制系统 |
CN101793170A (zh) * | 2010-03-19 | 2010-08-04 | 淄博桑特动力设备有限公司 | 微型汽轮发电机组 |
-
2010
- 2010-12-17 EP EP10195773A patent/EP2466077A1/en not_active Withdrawn
-
2011
- 2011-12-05 DE DE102011120692A patent/DE102011120692A1/de not_active Withdrawn
- 2011-12-16 US US13/328,169 patent/US20120151922A1/en not_active Abandoned
- 2011-12-16 JP JP2011275283A patent/JP5535185B2/ja not_active Expired - Fee Related
- 2011-12-16 CN CN2011104250746A patent/CN102536349A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20120151922A1 (en) | 2012-06-21 |
CN102536349A (zh) | 2012-07-04 |
DE102011120692A1 (de) | 2012-06-21 |
EP2466077A1 (en) | 2012-06-20 |
JP2012132447A (ja) | 2012-07-12 |
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