本课题主要是在Simulink环境中对双闭环直流调速系统进行仿真设计，具体内容有：对电流调节器和转速调节器进行校正设计；对电流环和转速环进行时域和频域分析；对调速系统进行跟随性和抗扰性分析。-This issue is mainly in the Simulink environment on the Double Loop DC Speed Control System simulation with the specific content: The current regulator and speed regulator for correct design　of the current loop and speed loop time domain and frequency domain analysis　swap speed system and immunity following analysis.