Modified dynamic matrix control

被引:3
作者
Sung, SW [1 ]
Lee, IB [1 ]
机构
[1] POHANG UNIV SCI & TECHNOL,SCH ENVIRONM ENGN,DEPT CHEM ENGN,POHANG 790784,SOUTH KOREA
关键词
DMC; estimator; FIR; regulation;
D O I
10.1007/BF02706819
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
DMC (Dynamic Matrix Control) has been used successfully in industry for the last decade. It can deal with constraints and unusual dynamic behavior directly. It also shows a good control performance for the servo problem. Relatively, it can't reject disturbances systematically. We propose a modified DMC method to control the regulatory process more efficiently. The proposed DMC method makes the control output by subtracting the estimated disturbance from the control output of the original DMC. Here, the disturbance is estimated by a new disturbance estimator. It shows better control performances than the original DMC.
引用
收藏
页码:245 / 248
页数:4
相关论文
共 11 条
[1]  
Cutler C.R., 1980, P AM CONTR C
[2]  
FREEDMAN RW, 1985, P AM CONTR C
[3]   QUADRATIC-PROGRAMMING SOLUTION OF DYNAMIC MATRIX CONTROL (QDMC) [J].
GARCIA, CE ;
MORSHEDI, AM .
CHEMICAL ENGINEERING COMMUNICATIONS, 1986, 46 (1-3) :73-87
[4]   INTERNAL MODEL CONTROL .1. A UNIFYING REVIEW AND SOME NEW RESULTS [J].
GARCIA, CE ;
MORARI, M .
INDUSTRIAL & ENGINEERING CHEMISTRY PROCESS DESIGN AND DEVELOPMENT, 1982, 21 (02) :308-323
[5]   NONLINEAR DYNAMIC MATRIX CONTROL FOR HIGH-PURITY DISTILLATION-COLUMNS [J].
GEORGIOU, A ;
GEORGAKIS, C ;
LUYBEN, WL .
AICHE JOURNAL, 1988, 34 (08) :1287-1298
[6]   LIMITATIONS OF DYNAMIC MATRIX CONTROL [J].
LUNDSTROM, P ;
LEE, JH ;
MORARI, M ;
SKOGESTAD, S .
COMPUTERS & CHEMICAL ENGINEERING, 1995, 19 (04) :409-421
[7]   ADAPTIVE DYNAMIC MATRIX CONTROL OF PH [J].
MAITI, SN ;
KAPOOR, N ;
SARAF, DN .
INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 1994, 33 (03) :641-646
[8]   PREDICTIVE CONTROLLER-DESIGN FOR SINGLE-INPUT SINGLE-OUTPUT (SISO) SYSTEMS [J].
MAURATH, PR ;
MELLICHAMP, DA ;
SEBORG, DE .
INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 1988, 27 (06) :956-963
[9]  
SEBORG DE, 1989, PROCESS DYNAMICS CON
[10]   THE GENERALIZED ANALYTICAL PREDICTOR [J].
WELLONS, MC ;
EDGAR, TF .
INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 1987, 26 (08) :1523-1536