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动态高型控制在形式上相当于积分分离的PI控制器,按控制理论中经典的PID控制的解释,积分环节提高了系统的无静差度,从而提高了系统的稳态精度。本文从其它角度对动态高型控制在理论和仿真实验两个方面进行了深入研究,基于光电跟踪伺服系统,设计出一个高精度的动态III型控制系统。仿真中,当目标的最大加速度、最大速度时,两个高型控制环节随时间逐次动态加入,使该动态III型系统稳态时最大跟踪误差达到了1.3“。
The dynamic high-level control is equivalent to the PI controller in the form of integral separation. According to the classical PID control theory in control theory, the integral step improves the static-freeness of the system and improves the steady-state accuracy of the system. In this paper, dynamic high-level control from other aspects of the theoretical and simulation experiments conducted in-depth study of two aspects, based on the photoelectric tracking servo system, designed a high-precision dynamic type III control system. In the simulation, when the maximum acceleration and the maximum speed of the target are reached, two high-type control links are dynamically added one after another in time, so that the maximum tracking error of the dynamic type III system reaches 1.3 ”at steady state.