【摘要】 为了研究二阶控制系统的性能,讨论了二阶控制系统参数ζ和ωn与单位阶跃响应的关系,并介绍了基于Matlab/Simulink软件仿真环境,在单位阶跃信号作用下,利用仿真实例很好地实现了对二阶控制系统进行仿真研究。该仿真具有直接观察和分析二阶控制系统输出性能变化,同时充分体现利用Matlab/Simulink进行仿真研究直观和方便的特点。更多还原

【Abstract】 In order to study the performance of the second-order control system,the relationship between the second-order control system parameters ζ and ωn with the unit step response is discussed in this paper.The simulation environment based on Matlab/Simulink is introduced.The simulation study on the second-order control system is well completed by using simulation examples and adding unit step signal.The innovation point of this study has the features of directly observing and analyzing the changes of output performance of the second-order control system.It fully reflects the intuitive and convenient features for using Matlab/Simulink.更多还原