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一类二阶时滞微分方程在控制系统中的应用
Application of a Class of Second Order Delay Differential Equations in Control System
【摘要】 基于时滞微分方程稳定性理论,针对一类状态向量中含有时滞的控制系统,研究其时滞相关稳定性问题.通过构造Lyapunov函数,获得了系统稳定、分岔的时滞相关充分条件,所得结论推广和改进了某些已有文献的相应结果.且借助实例及仿真结果解释所得结果的有效性.
【Abstract】 Based on the stability theory of time-delayed differential equations,the delay-dependent stability for a control system with time-delay in its state vector is studied.By introducing Lyapunov function,a delay-dependent sufficient condition from stability to bifurcation is derived,the results presented in this paper a re the improvement and extension of the existing ones.A numerical examples is given to illuminate the validity of the results derived.
【关键词】 时滞;
微分方程;
控制系统;
稳定性;
分岔;
【Key words】 time-delay; differential equations; control system; stability; bifurcation;
【Key words】 time-delay; differential equations; control system; stability; bifurcation;
【基金】 徐州工程学院科研基金(XKY200621)
- 【文献出处】 数学的实践与认识 ,Mathematics in Practice and Theory , 编辑部邮箱 ,2009年18期
- 【分类号】O175
- 【被引频次】4
- 【下载频次】148