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A New Method of Multivariable Control for Electro-Hydraulic Servo Testing System
Author(s): 
Pages: 48-52
Year: Issue:  6
Journal: TRANSACTIONS OF CHINA ELECTROTECHNICAL SOCIETY

Keyword:  小波变换系统辨识电液伺服系统多变量系统PID神经元网络控制模糊控制;
Abstract: 提出了一种基于小波变换的"主控制器"结合"模糊控制器"的复合控制策略,并用于电液伺服试验系统的多变量控制.主控制器由一个包含PID控制规则的神经网络构成,在整个系统控制中起着主导作用;"模糊控制器"的作用是实施补偿控制,保证系统响应的快速性.仿真试验结果证明,该方法具有良好的自学习和自适应解耦控制性能,能有效地提高系统的稳态精度,使系统具有较强鲁棒性,并具有响应速度快、超调量小等特点.
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