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第2期 彭鹏等:宽带钢冷连轧机综合耦合模型的分步解耦设计 .201. (b) 24 3 0.5 1.0 1.5 2.0 0.5 1.0 1.5 2.0 时间,s 时间,s (d) 0.5 -1.0 -1.5 80.1 m.s -2.0 2.5 05 1.0 1.5 2.0 0.5 1.0 15 2.0 时间,s 时间,s 图6简化后分步解耦设计的输出响应曲线4 Fig.6 Response curve 4 of ordinal decoupling design after simplified control interaction in tandem cold mill.Steel Roll.2002,19(2): 4结论 28 (田原,王琪辉.冷连轧机张力一厚度控制交互作用多变量模 本文从冷连轧机综合耦合模型的系统结构出 式.轧钢,2002,19(2):28) 发,针对各耦合环节进行分步解耦,相对于常规解耦 [7]Dai X L.Li Y,Sun Y K.AGC-AFC complex system decouple 设计可明显简化解耦过程,此外,为了便于工程实 control.JUniv Sci Technol Beijing.1994.16(6):577 现,给出了各分步解耦环节的简化方案并仿真分析 (戴晓珑,李元,孙一康.AGC-AFC综合系统解耦控制.北京 了其可行性,以之为基础即可按照单回路控制系统 科技大学学报,1994,16(6):577) 的原则进行各通道控制器的设计,实现冷连轧机板 [8]Cao J G.Zhang J.Chen X L.et al.Application of the relative gain matrix to combined shape and gauge control system of hot 形、板厚和出入口张力的解耦控制. strip mills.J Unin Sci Technol Beijing.2000,22(6):551 (曹建国,张杰,陈先霖,等.热轧带钢板形板厚综合控制系统 参考文献 的耦合关系.北京科技大学学报,2000,22(6):551) [1]Bryant G.Higham J.A method for realizable non interactive con- [9]Hua JX.Wang Z X.Process Control for Continuously Tandem trol design for a five stand cold rolling mill.Automatica,1973.9 Cold Mill.Beijing:Metallurgical Industry Press.2000:98 (7):453 (华建新,王贞祥。全连续式冷连轧机过程控制,北京:冶金工 [2]Bilkhu TS.Dynamic control of tension,thickness and flatness for 业出版社,2000.98) a tandem cold mill.AISE Steel Technol,2001,78(10):49 [10]Sun Y K.Computer Control for Strip Tandem Cold Rolling- [3]Wistreich J G.Measurement and control of strip shape in cold Beijing:Metallurgical Industry Press,2002:69 rolling//RISRA Open Report.London.1970:1 (孙一康。带钢冷连轧计算机控制·北京:冶金工业出版社, [4]Tarokh M.Development of a combined shape and gauge control 2002:69) scheme in strip rolling//Proceedings of the Conference on Mea [11]Liu C H.Decoupling Theory for Multi-Variable Process Con- surment and Control,London:1972:42 trol System.Beijing:Publishing Company of Water Conservancy [5]Asano K,Morari M.Interaction measure of tension thickness and Electric Power,1984:105 control in tandem cold rolling.Control Eng Pract.1998.6(8): (刘晨晖.多变量过程控制系统解耦理论,北京:水利电力出 1021 版社,1984.105) [6]Tian Y,Wang Q H.Study on the multivariable tension thickness图6 简化后分步解耦设计的输出响应曲线4 Fig.6 Response curve4of ordinal decoupling design after simplified 4 结论 本文从冷连轧机综合耦合模型的系统结构出 发‚针对各耦合环节进行分步解耦‚相对于常规解耦 设计可明显简化解耦过程.此外‚为了便于工程实 现‚给出了各分步解耦环节的简化方案并仿真分析 了其可行性‚以之为基础即可按照单回路控制系统 的原则进行各通道控制器的设计‚实现冷连轧机板 形、板厚和出入口张力的解耦控制. 参 考 文 献 [1] Bryant G‚Higham J.A method for realizable non-interactive con￾trol design for a five stand cold rolling mill.A utomatica‚1973‚9 (7):453 [2] Bilkhu T S.Dynamic control of tension‚thickness and flatness for a tandem cold mill.AISE Steel Technol‚2001‚78(10):49 [3] Wistreich J G.Measurement and control of strip shape in cold rolling∥ RISRA Open Report‚London‚1970:1 [4] Tarokh M.Development of a combined shape and gauge control scheme in strip rolling∥ Proceedings of the Conference on Mea￾surment and Control‚London‚1972:42 [5] Asano K‚Morari M.Interaction measure of tension-thickness control in tandem cold rolling.Control Eng Pract‚1998‚6(8): 1021 [6] Tian Y‚Wang Q H.Study on the multivariable tension-thickness control interaction in tandem cold mill.Steel Roll‚2002‚19(2): 28 (田原‚王琪辉.冷连轧机张力-厚度控制交互作用多变量模 式.轧钢‚2002‚19(2):28) [7] Dai X L‚Li Y‚Sun Y K.AGC-AFC complex system decouple control.J Univ Sci Technol Beijing‚1994‚16(6):577 (戴晓珑‚李元‚孙一康.AGC-AFC 综合系统解耦控制.北京 科技大学学报‚1994‚16(6):577) [8] Cao J G‚Zhang J‚Chen X L‚et al.Application of the relative gain matrix to combined shape and gauge control system of hot strip mills.J Univ Sci Technol Beijing‚2000‚22(6):551 (曹建国‚张杰‚陈先霖‚等.热轧带钢板形板厚综合控制系统 的耦合关系.北京科技大学学报‚2000‚22(6):551) [9] Hua J X‚Wang Z X.Process Control for Continuously Tandem Cold Mill.Beijing:Metallurgical Industry Press‚2000:98 (华建新‚王贞祥.全连续式冷连轧机过程控制.北京:冶金工 业出版社‚2000:98) [10] Sun Y K.Computer Control for Strip Tandem Cold Rolling. Beijing:Metallurgical Industry Press‚2002:69 (孙一康.带钢冷连轧计算机控制.北京:冶金工业出版社‚ 2002:69) [11] Liu C H.Decoupling Theory for Multi-V ariable Process Con￾trol System.Beijing:Publishing Company of Water Conservancy and Electric Power‚1984:105 (刘晨晖.多变量过程控制系统解耦理论.北京:水利电力出 版社‚1984:105) 第2期 彭 鹏等: 宽带钢冷连轧机综合耦合模型的分步解耦设计 ·201·
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