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多层次多模型预测控制算法的模型切换方法研究

DOI: 10.3724/SP.J.1004.2013.00626, PP. 626-630

Keywords: 多层次多模型结构,模型预测控制,模型切换

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Abstract:

?针对多层次多模型(Multi-hierarchicalmulti-model,MHM)预测控制系统的模型切换问题,在分析各通道非线性程度对模型层次切换以及层次间模型切换过程对系统动态特性的影响的基础上,提出了一种新的模型切换方法.并将此方法应用到多输入多输出pH中和过程,仿真结果表明,该方法有效地改善了系统工况大范围跳变时的动态性能.

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