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一种改进的H_∞控制算法
An Improved H_∞ Control Algorithm
【摘要】 基于一种H_∞控制简化算法和鲁棒补偿原理.用串联低通滤波器来解决控制器的物理可实现问题,提出了一种改进的H_∞控制算法。该控制算法求解过程简单,物理意义明晰。仿真和试验结果表明,用此算法设计的H_∞控制器能保证系统闭环性能,且具有较强的鲁棒性。
【Abstract】 Based on one simplified H_∞ control algo-rithm and robust compensation theory, this paper pre-sents an improved H_∞ control algorithm, which uses low-pass filter to design a realizable controller. Calculationsof the controller are simple and its physical meanings areclear. Simulation and experimental results show that us-ing the control algorithm. performance of closed--loopsystem is very good and excellent robustness is obtainedtoo.
【关键词】 混合灵敏度;
改进算法;
低通滤波器;
鲁棒性;
【Key words】 mixed sensitivity; improved algorithm; lowpass filter; robustness;
【Key words】 mixed sensitivity; improved algorithm; lowpass filter; robustness;
【基金】 国家“九五”科技攻关项目(97—316—01—02)
- 【文献出处】 中国机械工程 ,China Mechanical Engineering(中国机械工程) , 编辑部邮箱 ,2003年12期
- 【分类号】TP13
- 【被引频次】3
- 【下载频次】122