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多通道电液力伺服协调加载系统控制策略的研究
Research on Control Strategy of Multichannel Electrohydraulic Force Servo Synchronous Loading System
【摘要】 针对多通道电液力伺服协调加载系统的控制算法,分析了加载系统的特性,提出了一种基于在线支持向量回归的分散预测控制算法。该算法应用在线支持向量回归进行各加载通道模型的在线估计,并将其作为分散预测控制的预测模型。仿真结果表明了该算法的有效性。
【Abstract】 Aiming at control algorithm of multichannel electrohydraulic force servo synchronous loading system,after analyzed the characteristic of the loading system,a decentralized model predictive control algorithm based on on-line support vector regression( SVR) was presented. In this algorithm,on-line SVR was utilized to estimate the models of loading channels,and these models were applied to decentralized model predictive control as the predict models. The simulation results demonstrate effectiveness of the algorithm.
【关键词】 加载系统;
支持向量回归;
多输入多输出系统;
分散控制;
【Key words】 Loading system; Support vector regression; Multi-input multi-output system; Decentralized control;
【Key words】 Loading system; Support vector regression; Multi-input multi-output system; Decentralized control;
- 【文献出处】 机床与液压 ,Machine Tool & Hydraulics , 编辑部邮箱 ,2014年21期
- 【分类号】TP13
- 【下载频次】118