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基于局部交叠异步切换的网络控制系统故障检测

DOI: 10.13195/j.kzyjc.2013.1271, PP. 1951-1958

Keywords: 故障检测,异步切换,局部交叠,时延及丢包

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Abstract:

针对存在时变短时延和丢包的网络控制系统故障检测问题,将非线性对象建模为线性切换系统.考虑工程中存在的局部交叠切换律,将切换系统划分为若干局部交叠切换子系统.同时,考虑滤波器切换滞后引起的异步切换问题,进一步将系统增广为局部交叠异步切换系统.在此基础上,结合公共Lyapunov函数和平均驻留时间方法,以LMI形式给出检测滤波器设计方法.最后,通过某网络化飞行器的全包线飞行验证了所提出方法的有效性.

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