ES8603638A1 - Sistema para maximizar la temperatura principal del vapor - Google Patents

Sistema para maximizar la temperatura principal del vapor

Info

Publication number
ES8603638A1
ES8603638A1 ES85541555A ES541555A ES8603638A1 ES 8603638 A1 ES8603638 A1 ES 8603638A1 ES 85541555 A ES85541555 A ES 85541555A ES 541555 A ES541555 A ES 541555A ES 8603638 A1 ES8603638 A1 ES 8603638A1
Authority
ES
Spain
Prior art keywords
steam temperature
main steam
temperature
installation
set point
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
ES85541555A
Other languages
English (en)
Other versions
ES541555A0 (es
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.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox 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 Babcock and Wilcox Co filed Critical Babcock and Wilcox Co
Publication of ES8603638A1 publication Critical patent/ES8603638A1/es
Publication of ES541555A0 publication Critical patent/ES541555A0/es
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B35/00—Control systems for steam boilers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G5/00—Controlling superheat temperature
    • F22G5/12—Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
  • Control Of Temperature (AREA)
  • Control Of Turbines (AREA)

Abstract

SISTEMA PARA MAXIMIZAR LA TEMPERATURA PRINCIPAL DEL VAPOR. CONSTA DE: ELEMENTOS (18) QUE PRODUCEN UNA SEÑAL DE SALIDA REPRESENTATIVA DE LA TEMPERATURA DEL VAPOR QUE ENTRA EN LA TURBINA; DISPOSITIVOS (32, 50, 52) PARA COMPARAR LA SEÑAL DE SALIDA PRODUCIDA POR (18) CON UN PARAMETRO DEL SISTEMA PREDETERMINADO QUE REPRESENTA LA VARIACION PERMISIBLE ENTRE LA TEMPERATURA DEL VAPOR QUE ENTRA EN LA TURBINA Y EL VALOR DE REFERENCIA DE LA TEMPERATURA DEL VAPOR QUE ENTRA EN LA TURBINA, INDICANDO LA TEMPERATURA MAXIMA DE FUNCIONAMIENTO SEGURO DE LA INSTALACION, Y PRODUCIR UNA SEÑAL DE SALIDA REPRESENTATIVA DE LA DIFERENCIA; Y ELEMENTOS (30) SENSIBLES A LA SEÑAL DE SALIDA DE DIFERENCIA QUE PRODUCEN UNA SEÑAL DE CONDICION PARA VARIAR EL VALOR DE REFERENCIA DE LA TEMPERATURA DE VAPOR DE LA TURBINA.
ES541555A 1984-05-14 1985-03-25 Sistema para maximizar la temperatura principal del vapor Granted ES541555A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/609,624 US4549503A (en) 1984-05-14 1984-05-14 Maximum efficiency steam temperature control system

Publications (2)

Publication Number Publication Date
ES8603638A1 true ES8603638A1 (es) 1985-12-16
ES541555A0 ES541555A0 (es) 1985-12-16

Family

ID=24441591

Family Applications (1)

Application Number Title Priority Date Filing Date
ES541555A Granted ES541555A0 (es) 1984-05-14 1985-03-25 Sistema para maximizar la temperatura principal del vapor

Country Status (13)

Country Link
US (1) US4549503A (es)
EP (1) EP0163441B1 (es)
JP (1) JPS60243402A (es)
KR (1) KR890001626B1 (es)
AU (1) AU568016B2 (es)
BR (1) BR8501393A (es)
CA (1) CA1225134A (es)
DE (1) DE3575194D1 (es)
ES (1) ES541555A0 (es)
HK (1) HK32190A (es)
IN (1) IN161857B (es)
MX (1) MX161779A (es)
SG (1) SG19290G (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776301A (en) * 1987-03-12 1988-10-11 The Babcock & Wilcox Company Advanced steam temperature control
US4791889A (en) * 1987-04-02 1988-12-20 The Babcock & Wilcoc Company Steam temperature control using a modified Smith Predictor
US4827429A (en) * 1987-06-16 1989-05-02 Westinghouse Electric Corp. Turbine impulse chamber temperature determination method and apparatus
US4969084A (en) * 1988-12-22 1990-11-06 The Babcock & Wilcox Company Superheater spray flow control for variable pressure operation
IT1244019B (it) * 1990-11-21 1994-06-28 Pirelli Transmissioni Ind Spa Procedimento ed impianto automatico per il controllo della qualita' e della produzione di cinghie per trasmissione.
US5307766A (en) * 1993-03-12 1994-05-03 Westinghouse Electric Corp. Temperature control of steam for boilers
DE10345922B3 (de) * 2003-10-02 2005-02-03 Steag Encotec Gmbh Verfahren und Einrichtung zum Regeln der HD-Dampftemperatur eines Dampferzeugers
US7668623B2 (en) * 2006-08-01 2010-02-23 Emerson Process Management Power & Water Solutions, Inc. Steam temperature control using integrated function block
CN101436077B (zh) * 2008-09-28 2013-08-21 广州粤能电力科技开发有限公司 双向校正中间点温度和过热汽温的方法及其专用装置
US8733104B2 (en) * 2009-03-23 2014-05-27 General Electric Company Single loop attemperation control
EP2469047B1 (de) * 2010-12-23 2016-04-20 Orcan Energy AG Wärmekraftwerk sowie Verfahren zur Steuerung, Regelung und/oder Überwachung einer Vorrichtung mit einer Expansionsmaschine
CN102200272B (zh) * 2011-04-29 2012-08-22 山西省电力公司电力科学研究院 一种大型锅炉主蒸汽温度的控制系统
US9328633B2 (en) * 2012-06-04 2016-05-03 General Electric Company Control of steam temperature in combined cycle power plant
KR102107853B1 (ko) 2013-09-24 2020-05-07 한국전력공사 주증기온도제어장치 및 주증기온도제어방법
WO2018100821A1 (ja) * 2016-11-29 2018-06-07 株式会社神鋼環境ソリューション 蒸気温度制御装置及びそれを含む制御ユニット
CN107525057B (zh) * 2017-09-08 2020-02-14 杭州和利时自动化有限公司 一种主汽温度的控制方法及系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL247180A (es) * 1959-11-20
FR1288803A (fr) * 1961-02-13 1962-03-30 Bailey Controle Régulation de température de vapeur
US3640250A (en) * 1970-03-24 1972-02-08 Foster Wheeler Corp Steam temperature control spray system
US4144846A (en) * 1977-09-27 1979-03-20 Sulzer Brothers Ltd. Forced-flow steam generator
JPS54152767A (en) * 1978-05-24 1979-12-01 Hitachi Ltd Process accomodation control method
US4296730A (en) * 1978-09-12 1981-10-27 The Babcock & Wilcox Company Control system for a solar steam generator
US4241701A (en) * 1979-02-16 1980-12-30 Leeds & Northrup Company Method and apparatus for controlling steam temperature at a boiler outlet
DE3121442A1 (de) * 1981-05-29 1983-01-05 Steag Ag, 4300 Essen Verfahren zur regelung der temperatur von in einer leitung stroemenden dampf durch einspritzung und anordnung zur durchfuehrung des verfahrens
JPS5977202A (ja) * 1982-10-26 1984-05-02 石川島播磨重工業株式会社 蒸気温度制御装置
JPS59158901A (ja) * 1983-03-02 1984-09-08 株式会社日立製作所 ボイラ蒸気温度制御方法

Also Published As

Publication number Publication date
US4549503A (en) 1985-10-29
HK32190A (en) 1990-05-04
IN161857B (es) 1988-02-13
EP0163441A3 (en) 1986-07-30
JPS60243402A (ja) 1985-12-03
AU4224485A (en) 1985-11-21
MX161779A (es) 1990-12-26
EP0163441B1 (en) 1990-01-03
KR890001626B1 (ko) 1989-05-11
KR850008379A (ko) 1985-12-16
EP0163441A2 (en) 1985-12-04
SG19290G (en) 1990-07-06
DE3575194D1 (de) 1990-02-08
CA1225134A (en) 1987-08-04
BR8501393A (pt) 1986-02-25
AU568016B2 (en) 1987-12-10
ES541555A0 (es) 1985-12-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970303