DE3667094D1 - A protection-driving method of a feedwater heater and the device thereof - Google Patents

A protection-driving method of a feedwater heater and the device thereof

Info

Publication number
DE3667094D1
DE3667094D1 DE8686103059T DE3667094T DE3667094D1 DE 3667094 D1 DE3667094 D1 DE 3667094D1 DE 8686103059 T DE8686103059 T DE 8686103059T DE 3667094 T DE3667094 T DE 3667094T DE 3667094 D1 DE3667094 D1 DE 3667094D1
Authority
DE
Germany
Prior art keywords
protection
driving method
feedwater heater
feedwater
heater
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
Application number
DE8686103059T
Other languages
English (en)
Inventor
Katsumi Ura
Kenji Sakka
Yosimi Kouno
Taiji Inui
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3667094D1 publication Critical patent/DE3667094D1/de
Expired legal-status Critical Current

Links

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
    • 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
    • F01K7/34—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 of extraction or non-condensing type; Use of steam for feed-water heating
    • F01K7/345—Control or safety-means particular thereto
    • 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
    • F01K7/34—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 of extraction or non-condensing type; Use of steam for feed-water heating
    • F01K7/40—Use of two or more feed-water heaters in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Turbines (AREA)
DE8686103059T 1985-03-08 1986-03-07 A protection-driving method of a feedwater heater and the device thereof Expired DE3667094D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60044832A JPS61205309A (ja) 1985-03-08 1985-03-08 給水加熱器の保護運転方法及びその装置

Publications (1)

Publication Number Publication Date
DE3667094D1 true DE3667094D1 (en) 1989-12-28

Family

ID=12702434

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686103059T Expired DE3667094D1 (en) 1985-03-08 1986-03-07 A protection-driving method of a feedwater heater and the device thereof

Country Status (6)

Country Link
US (1) US4651533A (de)
EP (1) EP0195326B1 (de)
JP (1) JPS61205309A (de)
KR (1) KR940001312B1 (de)
CN (1) CN1010876B (de)
DE (1) DE3667094D1 (de)

Families Citing this family (38)

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US4888953A (en) * 1987-11-13 1989-12-26 Babcock-Hitachi Kabushiki Kaisha Apparatus for controlling boiler/turbine plant
JP2587445B2 (ja) * 1988-02-01 1997-03-05 三菱重工業株式会社 抽気タービンの抽気制御装置
FR2635561B1 (fr) * 1988-08-16 1990-10-12 Alsthom Gec Installation de turbine a vapeur avec soutirage regle
US5018356A (en) * 1990-10-10 1991-05-28 Westinghouse Electric Corp. Temperature control of a steam turbine steam to minimize thermal stresses
US6101813A (en) * 1998-04-07 2000-08-15 Moncton Energy Systems Inc. Electric power generator using a ranking cycle drive and exhaust combustion products as a heat source
JP4621597B2 (ja) * 2006-01-20 2011-01-26 株式会社東芝 蒸気タービンサイクル
US8276383B2 (en) * 2008-11-25 2012-10-02 Acme Energy, Inc. Power generator using an organic rankine cycle drive with refrigerant mixtures and low waste heat exhaust as a heat source
DE102009036064B4 (de) * 2009-08-04 2012-02-23 Alstom Technology Ltd. rfahren zum Betreiben eines mit einer Dampftemperatur von über 650°C operierenden Zwangdurchlaufdampferzeugers sowie Zwangdurchlaufdampferzeuger
JP5118672B2 (ja) * 2009-08-18 2013-01-16 株式会社日立製作所 タービン保護装置
EP2312130A1 (de) * 2009-10-13 2011-04-20 Siemens Aktiengesellschaft Anpassung der Vorwärmendtemperatur eines Kraftwerk-Sekundärkreislaufs mittels selektiver Aktivierung verschiedener Anzapf-Anschlüsse einer Dampfturbine
EP2360545A1 (de) * 2010-02-15 2011-08-24 Siemens Aktiengesellschaft Verfahren zur Regelung eines Ventils
JP5260585B2 (ja) * 2010-03-12 2013-08-14 株式会社日立製作所 石炭火力発電プラント及び石炭火力発電プラントの運転方法
US8418467B2 (en) * 2010-06-29 2013-04-16 General Electric Company System including feedwater heater for extracting heat from low pressure steam turbine
JP5912323B2 (ja) * 2010-10-19 2016-04-27 株式会社東芝 蒸気タービンプラント
US9316122B2 (en) * 2010-12-20 2016-04-19 Invensys Systems, Inc. Feedwater heater control system for improved Rankine cycle power plant efficiency
US9091182B2 (en) * 2010-12-20 2015-07-28 Invensys Systems, Inc. Feedwater heater control system for improved rankine cycle power plant efficiency
KR101325429B1 (ko) * 2011-03-24 2013-11-04 가부시키가이샤 고베 세이코쇼 동력 발생 장치 및 그 제어 방법
CN102183157B (zh) * 2011-05-03 2012-11-28 戴军 电厂凝汽器系统节能控制装置及其控制方法
EP2589760B1 (de) * 2011-11-03 2020-07-29 General Electric Technology GmbH Dampfkraftwerk mit Hochtemperatur-Wärmespeicher
DE102012204288A1 (de) * 2012-03-19 2013-09-19 Man Diesel & Turbo Se Dampfturbine und Verfahren zum Betrieb einer Dampfturbine
JP5994605B2 (ja) * 2012-11-28 2016-09-21 宇部興産株式会社 発電システム
WO2014146861A1 (en) * 2013-03-21 2014-09-25 Siemens Aktiengesellschaft Power generation system and method to operate
JP6004484B2 (ja) * 2013-03-29 2016-10-12 三菱日立パワーシステムズ株式会社 蒸気タービン発電プラント
US9617874B2 (en) 2013-06-17 2017-04-11 General Electric Technology Gmbh Steam power plant turbine and control method for operating at low load
JP6245738B2 (ja) 2013-11-05 2017-12-13 三菱日立パワーシステムズ株式会社 蒸気タービンの起動制御装置及び起動方法
CN103835777B (zh) * 2014-03-10 2016-04-06 国电龙源电力技术工程有限责任公司 蒸汽分级加热装置
CN104061027B (zh) * 2014-07-11 2016-01-06 中国电力工程顾问集团华东电力设计院有限公司 二次再热汽轮机热力系统的高温抽汽冷却系统
EP2980475A1 (de) 2014-07-29 2016-02-03 Alstom Technology Ltd Verfahren für den Schwachlastbetrieb einer Kraftwerksanlage mit Durchlaufkessel
CN105042550B (zh) * 2015-08-07 2017-04-05 广东美的厨房电器制造有限公司 底置式蒸汽发生装置及底置式蒸汽发生装置的控制方法
CN106150575A (zh) * 2016-08-12 2016-11-23 浙江浙能技术研究院有限公司 一种应对电网频率急跌的汽轮机应急加负荷装置及方法
CN107388230A (zh) * 2017-08-31 2017-11-24 冯煜珵 一种联合回热系统
CN107387182B (zh) * 2017-09-04 2023-06-20 中国电力工程顾问集团西南电力设计院有限公司 一种背压式汽轮机启动排汽回收系统
CN107559051B (zh) * 2017-10-24 2024-06-04 湛江电力有限公司 一种汽轮机轴封一档漏汽量调节系统及其调节方法
RU2687922C1 (ru) * 2018-06-14 2019-05-16 федеральное государственное автономное образовательное учреждение высшего образования "Самарский национальный исследовательский университет имени академика С.П. Королёва" Установка для опреснения морской воды и выработки электроэнергии
RU2687914C1 (ru) * 2018-09-17 2019-05-16 федеральное государственное автономное образовательное учреждение высшего образования "Самарский национальный исследовательский университет имени академика С.П. Королёва" Комплексная установка для опреснения морской воды и выработки электроэнергии
JP6553271B1 (ja) * 2018-10-15 2019-07-31 三菱日立パワーシステムズ株式会社 発電プラントの制御装置及びその制御方法並びに制御プログラム、発電プラント
JP7164478B2 (ja) * 2019-03-28 2022-11-01 三菱重工業株式会社 発電プラント及び発電プラントの出力増加制御方法
CN114576605B (zh) * 2022-03-18 2023-06-27 西安热工研究院有限公司 一种采用再热蒸汽加热给水实现深度调峰的系统及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1150895A (fr) * 1955-06-04 1958-01-21 Sulzer Ag Centrale de force motrice avec générateur de vapeur à passage forcé
US3040537A (en) * 1960-09-28 1962-06-26 Baldwin Lima Hamilton Corp Steam power generating apparatus
DE1601646A1 (de) * 1967-03-18 1970-03-19 Siemens Ag Regeleinrichtung fuer Waermekraftanlagen
JPS5124438A (en) * 1974-08-09 1976-02-27 Hitachi Ltd Karyokuburantono kyusokufukaseigensochi
US4336105A (en) * 1979-12-05 1982-06-22 Westinghouse Electric Corp. Nuclear power plant steam system
JPS5685507A (en) * 1979-12-17 1981-07-11 Hitachi Ltd Monitoring method of performance of steam turbine plant
JPS58178103A (ja) * 1982-04-12 1983-10-19 株式会社日立製作所 給水加熱器の保護装置
US4583369A (en) * 1985-05-09 1986-04-22 Factory Mutual Research Corporation System for detecting tubing rupture in feedwater heaters of steam power plant

Also Published As

Publication number Publication date
KR860007454A (ko) 1986-10-13
EP0195326A1 (de) 1986-09-24
CN1010876B (zh) 1990-12-19
US4651533A (en) 1987-03-24
CN86102170A (zh) 1986-09-03
EP0195326B1 (de) 1989-11-23
JPS61205309A (ja) 1986-09-11
KR940001312B1 (ko) 1994-02-19

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee