1) distributed time-lags systems
分布时滞系统
1.
In this paper, by using block-pulse functions, the piecewise constant solutions of continuously distributed time-lags systems are derived, and the synthesis formula of optimal control and the optimal value of objective functional are given.
本文应用方块脉冲函数推出了连续分布时滞系统的分段恒定解答,给出了最优控制的综合表达式及泛函目标的最优值。
2) distributed delay systems
分布型时滞系统
1.
A class of uncertain stochastic distributed delay systems with Markovian jumping parameters is investigated in this paper.
研究了一类具有不确定性Markov跳变参数的线性分布型时滞系统。
3) neutral stochastic distributed time-delay system
中立随机分布时滞系统
1.
In this paper,the sufficient condition of stochastic robust stabilization of a class of uncertain neutral stochastic distributed time-delay systems is proposed by means of the stochastic Lyapunov stability theory and the It differential rule,and the sufficient condition of the robust H∞ controller is presented.
针对一类不确定中立随机分布时滞系统,利用随机Lyapunov稳定性理论和It微分法则,推导出系统的随机鲁棒可镇定的充分条件,并进一步给出了鲁棒H∞控制器存在的充分条件。
4) time-delay distributed parameter system
时滞分布参数系统
1.
In allusion to the form solution to high order evolution equation, 4n?2 order evolution equation that is one of the best important standard type about time-delay distributed parameter system expand from two order evolution equation and construct the inner product to become 4n?2 dimension Halberd space at the same time.
针对高价发展方程的形式解,将二阶发展方程扩展为时滞分布参数系统标准型中的4n?2阶发展方程,同时构造内积形成4n?2维Hilbert空间。
5) neutral delay system with distribute delay
分布中立型时滞系统
6) distribution delay
分布时滞
1.
In this paper, we consider a mathematical model of cell-to-cell spread of HIV-I with double distribution delays.
研究了一个具有双分布时滞的HIV-I模型。
2.
The Singular system with distribution delay is discussed in this paper.
研究了一类具分布时滞的广义系统模型,用矩阵测度和Krasnoselskii不动点定理获得了其周期解存在的若干充分条件,并举例说明其应用。
3.
Using Liapunov functional method, we study the global stability of the positive equilibrium in a chemostat model with distribution delays and get the sucient conditions of the global stability of the positive equilibrium (related to time delay or not).
本文应用Liapunov泛函方法研究了一类带分布时滞的恒化器模型正平衡点的全局稳定性,给出了平衡点含时滞和不含时滞的全局稳定性的充分条件。
补充资料:时滞系统
系统中一处或几处的信号传递有时间延迟的系统。蒸气和流体在管道中的流动,电信号在长线上的传递,都有时间延迟。含有这类元件的系统都是时滞系统。对于一个具体控制系统,时滞可能由测量元件或测量过程造成,也可能由控制元件和执行元件造成,或者由它们共同造成。严格地说,控制系统中时滞是普遍存在的,只有大小的不同。时滞系统是指时滞不能忽略的系统。如限于研究具有时滞的线性定常系统,若时滞时间为τ秒,则时滞特性的传递函数为e-τs。时滞系统属于非最小相位系统。(见时滞系统的稳定性)。
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