CA1289425C - Steam temperature control using modified smith predictor - Google Patents
Steam temperature control using modified smith predictorInfo
- Publication number
- CA1289425C CA1289425C CA000563162A CA563162A CA1289425C CA 1289425 C CA1289425 C CA 1289425C CA 000563162 A CA000563162 A CA 000563162A CA 563162 A CA563162 A CA 563162A CA 1289425 C CA1289425 C CA 1289425C
- Authority
- CA
- Canada
- Prior art keywords
- temperature
- inlet temperature
- expected
- controller
- control means
- 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
- 238000000034 method Methods 0.000 claims description 23
- 238000010304 firing Methods 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 230000004044 response Effects 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 10
- 239000003607 modifier Substances 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 8
- 238000004886 process control Methods 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims 2
- 230000008859 change Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 230000001934 delay Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 101150028481 rol-3 gene Proteins 0.000 description 1
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US034,122 | 1987-04-02 | ||
| US07/034,122 US4791889A (en) | 1987-04-02 | 1987-04-02 | Steam temperature control using a modified Smith Predictor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1289425C true CA1289425C (en) | 1991-09-24 |
Family
ID=21874450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000563162A Expired - Fee Related CA1289425C (en) | 1987-04-02 | 1988-03-31 | Steam temperature control using modified smith predictor |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4791889A (en, 2012) |
| EP (1) | EP0285297B1 (en, 2012) |
| JP (1) | JP2517354B2 (en, 2012) |
| KR (1) | KR950007017B1 (en, 2012) |
| AR (1) | AR245284A1 (en, 2012) |
| AU (1) | AU598651B2 (en, 2012) |
| BR (1) | BR8800799A (en, 2012) |
| CA (1) | CA1289425C (en, 2012) |
| DE (1) | DE3880870T2 (en, 2012) |
| ES (1) | ES2040841T3 (en, 2012) |
| HK (1) | HK128293A (en, 2012) |
| IN (1) | IN168804B (en, 2012) |
| MX (1) | MX169413B (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101751051B (zh) * | 2008-12-05 | 2011-12-21 | 中国科学院沈阳自动化研究所 | 基于约束史密斯广义预测控制的水泥分解炉温度控制方法 |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9117453D0 (en) * | 1991-08-13 | 1991-09-25 | Sous Chef Ltd | Temperature control in an ohmic process |
| US5605118A (en) * | 1994-11-15 | 1997-02-25 | Tampella Power Corporation | Method and system for reheat temperature control |
| KR100293225B1 (ko) * | 1996-11-26 | 2001-09-17 | 이구택 | 발전보일러의온도제어방법 |
| RU2151342C1 (ru) * | 1999-02-04 | 2000-06-20 | Комсомольский-на-Амуре государственный технический университет | Устройство для регулирования температуры пара котлоагрегата |
| US6766772B2 (en) * | 2000-05-19 | 2004-07-27 | Shell Oil Company | Apparatus for heating steam |
| CN1239839C (zh) | 2001-05-17 | 2006-02-01 | 国际壳牌研究有限公司 | 蒸汽加热装置和在该装置内加热蒸汽的方法 |
| US7668623B2 (en) * | 2006-08-01 | 2010-02-23 | Emerson Process Management Power & Water Solutions, Inc. | Steam temperature control using integrated function block |
| US8904972B2 (en) * | 2008-09-29 | 2014-12-09 | General Electric Company | Inter-stage attemperation system and method |
| US8757105B2 (en) * | 2008-12-08 | 2014-06-24 | General Electric Company | System and method for controlling liquid level in a vessel |
| EP2244011A1 (de) | 2009-03-24 | 2010-10-27 | Siemens AG | Verfahren und Vorrichtung zum Regeln der Temperatur von Dampf für eine Dampfkraftanlage |
| FR2977911B1 (fr) * | 2011-07-12 | 2013-08-09 | Electricite De France | Systeme de commande multivariable d'une centrale thermique a flamme |
| US9328633B2 (en) * | 2012-06-04 | 2016-05-03 | General Electric Company | Control of steam temperature in combined cycle power plant |
| CN103032869B (zh) * | 2012-10-31 | 2014-09-17 | 浙江省电力公司电力科学研究院 | 超临界机组汽温观测优化控制方法 |
| US9476584B2 (en) | 2013-12-12 | 2016-10-25 | General Electric Company | Controlling boiler drum level |
| KR101501556B1 (ko) * | 2014-01-17 | 2015-03-12 | 두산중공업 주식회사 | 보일러의 증기 온도 제어 장치 |
| CN105202509B (zh) * | 2014-06-20 | 2019-05-31 | 松下知识产权经营株式会社 | 蒸发器、朗肯循环装置以及热电联供系统 |
| CN104235820A (zh) * | 2014-09-29 | 2014-12-24 | 苏州大学 | 一种基于改进型单神经元自适应pid控制策略的锅炉汽温控制方法 |
| RU2620612C2 (ru) * | 2014-12-22 | 2017-05-29 | федеральное государственное бюджетное образовательное учреждение высшего образования "Российский государственный университет им. А.Н.Косыгина (Технологии. Дизайн. Искусство)" | Система автоматического регулирования температуры перегретого пара барабанного котла |
| CN105467844A (zh) * | 2016-01-22 | 2016-04-06 | 陈昊哲 | 基于神经元辨识的锅炉过热汽温控制方法 |
| JP6618051B2 (ja) * | 2016-02-25 | 2019-12-11 | 三菱日立パワーシステムズ株式会社 | コンバインドサイクルプラント、その最低出力低減方法、及びその制御装置 |
| CN106524131B (zh) * | 2016-09-23 | 2018-08-31 | 华北电力大学（保定） | 一种火电机组蒸汽温度的前馈控制方法 |
| CN113266817B (zh) * | 2021-05-25 | 2022-08-05 | 华能东莞燃机热电有限责任公司 | 一种过热器管壁超温的防控方法 |
| CN114001343B (zh) * | 2021-12-31 | 2022-04-05 | 天津国能津能滨海热电有限公司 | 锅炉燃烧前馈控制方法、装置及锅炉燃烧控制系统 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5447004A (en) * | 1977-09-20 | 1979-04-13 | Kawasaki Heavy Ind Ltd | Controlling of steam temperature of boiller |
| US4241701A (en) * | 1979-02-16 | 1980-12-30 | Leeds & Northrup Company | Method and apparatus for controlling steam temperature at a boiler outlet |
| US4577097A (en) * | 1982-09-03 | 1986-03-18 | The Babcock & Wilcox Company | Three-mode analog controller with remote tuning |
| US4549503A (en) * | 1984-05-14 | 1985-10-29 | The Babcock & Wilcox Company | Maximum efficiency steam temperature control system |
-
1987
- 1987-04-02 US US07/034,122 patent/US4791889A/en not_active Expired - Lifetime
- 1987-11-20 IN IN910/CAL/87A patent/IN168804B/en unknown
- 1987-11-20 AR AR87309355A patent/AR245284A1/es active
- 1987-12-22 KR KR1019870014695A patent/KR950007017B1/ko not_active Expired - Fee Related
-
1988
- 1988-02-25 BR BR8800799A patent/BR8800799A/pt not_active IP Right Cessation
- 1988-03-16 JP JP63060654A patent/JP2517354B2/ja not_active Expired - Lifetime
- 1988-03-18 DE DE8888302426T patent/DE3880870T2/de not_active Expired - Fee Related
- 1988-03-18 EP EP88302426A patent/EP0285297B1/en not_active Expired - Lifetime
- 1988-03-18 ES ES198888302426T patent/ES2040841T3/es not_active Expired - Lifetime
- 1988-03-25 MX MX010878A patent/MX169413B/es unknown
- 1988-03-29 AU AU13845/88A patent/AU598651B2/en not_active Ceased
- 1988-03-31 CA CA000563162A patent/CA1289425C/en not_active Expired - Fee Related
-
1993
- 1993-11-18 HK HK1282/93A patent/HK128293A/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101751051B (zh) * | 2008-12-05 | 2011-12-21 | 中国科学院沈阳自动化研究所 | 基于约束史密斯广义预测控制的水泥分解炉温度控制方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2517354B2 (ja) | 1996-07-24 |
| KR880012945A (ko) | 1988-11-29 |
| EP0285297A2 (en) | 1988-10-05 |
| DE3880870T2 (de) | 1993-08-26 |
| HK128293A (en) | 1993-11-26 |
| US4791889A (en) | 1988-12-20 |
| AR245284A1 (es) | 1993-12-30 |
| EP0285297B1 (en) | 1993-05-12 |
| KR950007017B1 (ko) | 1995-06-26 |
| ES2040841T3 (es) | 1993-11-01 |
| EP0285297A3 (en) | 1990-03-07 |
| DE3880870D1 (de) | 1993-06-17 |
| MX169413B (es) | 1993-07-02 |
| BR8800799A (pt) | 1988-10-04 |
| IN168804B (en, 2012) | 1991-06-08 |
| JPS6446502A (en) | 1989-02-21 |
| AU598651B2 (en) | 1990-06-28 |
| AU1384588A (en) | 1988-10-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |