Consider the distributed parameter system described by the second order partial differential equation of composed type, we discuss its a boundary optimal control problem with quadratic performance.
考虑用二阶复合型偏微分方程所描述的分布参数系统，研究了它的一个使平方性能指标达到最小值的边界最优控制问题。
An example of finding optimal damped ratio in second order underdamped control system is given.
以二阶欠阻尼控制系统的设计为例，优化出系统的最佳阻尼比。
We can obtain new model reference variable structure control system of second order linear reference model system with common form according to the math model of usual non-linear system.
从一般的非线性系统的数学模型出发，确定出了一般形式的二阶线性参考模型系统的新的模型参考的变结构控制系统。
In this paper a new concept of phase contrail of phase plane for higher order nonlinear control system based on isoclines method of second-order linear system is proposed.
提了基于二阶线性系统等倾线法绘制相平面原理，实现了高阶非线性控制系统相平面相轨迹的作图算法。
Valid dynamic sliding mode output that guarantees the system stable zero dynamics was constructed, and a global second order sliding mode control was adopted to circumvent chattering phenomena.
通过构造动态滑模输出，使得系统零动态稳定；采用全局二阶滑模控制来消除抖振。
This paper introduces the improvement of Taylor's expansion of first-order based on rectangular domain. And the method was applied to control a second system in simulation experiment.
本文介绍了基于矩形邻域的泰勒二元一次展开式的改进控制方法，并将其应用到二阶系统的控制仿真实验中。
Second: via experimental data we get the second-order system model for each control object by using least square curve simulation.
通过现场实验数据，并利用最小二乘曲线拟合算法建立被控对象各通道之间的二阶系统模型。
Second: via experimental data we get the second-order system model for each control object by using least square curve simulation.
通过现场实验数据，并利用最小二乘曲线拟合算法建立被控对象各通道之间的二阶系统模型。
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