| 基于RBF-ARX模型的预测控制在液位系统中的应用 |
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| 引用本文： | 任林.基于RBF-ARX模型的预测控制在液位系统中的应用[J].计算机测量与控制,2012,20(1):81-84. |
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| 作者姓名： | 任林 |
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| 作者单位： | 中机国际工程设计研究院有限责任公司,湖南长沙,410007 |
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| 摘 要： | 针对单容液位系统紊流时的非线性特征,研究了基于RBF-ARX模型预测控制策略控制单容液位系统;讨论RBF-ARX模型结构的选取,模型参数辨识,RBF参数优化,基于RBF-ARX模型的预测控制策略等问题;模型的仿真结果,证实了RBF-ARX模型在非线性系统建模和辨识中的有效性;同基于全局线性ARX模型的预测控制器和PID控制器相比较,基于此模型的预测控制取得了优异的控制效果。
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| 关 键 词： | 预测控制 液位系统 非线性系统 RBF-ARX模型 |
Predictive Control Based on RBF-ARX model Applied in a Level Control System |
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| Ren Lin.Predictive Control Based on RBF-ARX model Applied in a Level Control System[J].Computer Measurement & Control,2012,20(1):81-84. |
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| Authors: | Ren Lin |
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| Affiliation: | Ren Lin(China Machinery International Engineering Design &Research Institute CO.,LTD.Changsha 410007,China) |
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| Abstract: | This paper focuses on control of liquid-level system involving turbulent flow in a single water tank device by using predictive control based on RBF-ARX model.Emphasis is put on the design of the structure of RBF-ARX model,identification,parameter optimization,predictive control based on RBF-ARX,etc.The results of simulation studies finally show the effectiveness of RBF-ARX model for the modeling and identification of nonlinear systems.And predictive control based on this model has prefect performance,compared with predictive control based on global ARX model and PID. |
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| Keywords: | predictive control liquid-level system nonlinear system RBF-ARX model |
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