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The Friction Model Parameters Identification of Servo System Based on Genetic Algorithm
Author(s): 
Pages: 34-36
Year: Issue:  6
Journal: Instrumentation Technology

Abstract: 文章研究受摩擦因素影响的伺服系统的摩擦模型参数辨识问题,该系统具有未知负载特性和非线性摩擦,给摩擦模型参数辨识带了较大的困难.首先将系统的输入力矩分解为线性力矩和非线性摩擦力矩,其中线性力矩部分用于驱动负载转动,非线性摩擦力矩用于克服摩擦作用;然后基于Stribeck摩擦模型,采用遗传算法进行参数优化.在直流伺服系统上的仿真结果显示了该方法的有效性.该辨识方法对系统已知信息要求较少且容易实现,具有...
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