全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

过热汽温系统的Smith预估器参数多目标优化控制*

DOI: 10.16451/j.cnki.issn1003-6059.201503013, PP. 282-288

Keywords: Smith预估器,多目标参数优化,参数不匹配调整,过热汽温

Full-Text   Cite this paper   Add to My Lib

Abstract:

文中详细分析Smith预估模型参数对控制系统性能的影响,提出一种Smith预估模型参数多目标优化整定的控制方案,利用模型失配有效改善控制系统的性能.针对火电厂过热汽温系统高阶、大惯性及非线性特点,设计一种基于串级PID的Smith预估器参数多目标自调整优化控制系统.对某600MW超临界火电机组过热汽温系统进行仿真控制,结果表明,该方案具有良好的鲁棒性,可有效克服系统的非线性,控制效果明显优于常规的串级PID控制和参数匹配的Smith预估控制系统.

References

[1]  Liu X J, Liu J Z, Guan P. Neuro-Fuzzy Generalized Predictive Control of Boiler Steam Temperature. Journal of Control Theory and Applications, 2007, 5(1): 83-88
[2]  Peng H, Ozaki T, Haggan-Ozaki V, et al. A Nonlinear Exponential ARX Model-Based Multivariable Generalized Predictive Control Strategy for Thermal Power Plants. IEEE Trans on Control Systems Technology, 2002, 10(2): 256-262
[3]  Huang C Z, Bai Y, Liu X J. H-Infinity State Feedback Control for a Class of Networked Cascade Control Systems with Uncertain Delay. IEEE Trans on Industrial Informatics, 2010, 6( 1): 62-72
[4]  Prasad G, lrwin G W, Swidenbank E, et al. Plant-Wide Predictive Control for a Thermal Power Plant Based on a Physical Plant Model. IEE Proceedings Control Theory and Applications, 2000, 147(5): 523-537
[5]  Prasad G, Swidenbank E, Hogg B W. A Neural Net Model-Based Multivariable Long-Range Predictive Control Strategy Applied in Thermal Power Plant Control. IEEE Trans on Energy Conversion, 1998, 13(2): 176-182
[6]  Glickman S, Kulessky R, Nudelman G. Identification-Based PID Control Tuning for Power Station Processes. IEEE Trans on Control Systems Technology, 2004, 12(1): 123-132
[7]  Moelbak T. Advanced Control of Superheater Steam Temperatures-An Evaluation Based on Practical Applications. Control Engineering Practice, 1999, 7(1): 1-10
[8]  Ioannides A C, Rogers G J, Latham V. Stability Limits of a Smith Controller in Simple Systems Containing a Time Delay. International Journal of Control, 1979, 29(4): 557-563
[9]  Horowitz I. Some Properties of Delayed Controls (Smith Regulator). International Journal of Control, 1983, 38(5): 977-990
[10]  Marshall J E, Salehi S V. Improvement of System Performance by the Use of Time-delay Elements. IEEE Proceedings D Control Theory and Applications, 1982, 129(5): 177-181
[11]  Walton K, Marshall J E. Mismatch in a Predictor Control Scheme: Some Closed-Form Solutions. International Journal of Control, 1984, 40(2): 403-419
[12]  Huang J J, DeBra D B. Automatic Smith-Predictor Tuning Using Optimal Parameter Mismatch. IEEE Trans on Control Systems Technology, 2002, 10(3): 447-459
[13]  Fan Y S,Xu Z G, Chen L J. Study of Adaptive Fuzzy Control of Boiler Superheated Steam Temperature Based on Dynamic Mechanism Analysis. Proceedings of the CSEE, 1997, 17(1): 23-28 (in Chinese)(范永胜,徐治皋,陈来九.基于动态特性机理分析的锅炉热汽温自适应模糊控制系统研究.中国电机工程学报, 1997, 17(1): 23-28)
[14]  Kaya I. IMC Based Automatic Tuning Method for PID Controllers in a Smith Predictor Configuration. Computers and Chemical Engineering, 2004, 28(3): 281-290
[15]  Hang C C, Astrom K J, Ho W K. Refinements of the Ziegler-Nichols Tuning Formula. IEE Proceedings D Control Theory and Applications, 1991, 138(2): 111-118
[16]  str m K J, Hgglund T, Hang C C, et al. Automatic Tuning and Adaptation for PID Controllers-A Survey. Control Engineering Practice, 1993, 1(4): 699-714
[17]  Deb K, Pratap A, Agarwal S, et al. A Fast and Elitist Multiobjective Genetic Algorithm: NSGA-II. IEEE Trans on Evolutionary Computation, 2002, 6(2): 182-197

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133