摘要(Abstract):
针对一类系统状态不可测且存在未知非线性项和扰动的切换非线性系统,结合自适应反步设计和滑模控制方法并引入模糊逻辑系统(FLS)以及高阶滑模微分器,设计一类新的自适应反步滑模控制方法,对控制方法进行算例仿真。结果表明,该方法能够对被控系统的状态信号和未知扰动进行有效的观测逼近,实现了系统输出信号对参考信号的快速跟踪,被控系统的稳定性、所有信号的有界性以及控制方法的有效性均得到验证。
关键词(KeyWords): 切换非线性系统;滑模控制;反步法;高阶滑模微分器;模糊状态观测器
基金项目(Foundation): 国家自然科学基金项目(61703224,61640302)
作者(Author): 王素珍,代明星,孙国法,靳奉祥
DOI: 10.13349/j.cnki.jdxbn.2020.03.011
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