摘 要
直流电机双闭环调速系统是一个复杂的自动控制系统，是目前直流调速系统中的主流设备，具有调速范围宽、平稳性好、稳速精度高等优点，在理论和实践方面都是比较成熟的系统，在拖动领域中发挥着极其重要的作用。
由于直流电机双闭环调速是各种电机调速系统的基础，本文从直流电机的基本特性进行双闭环直流电机设计，最后用实际系统进行工程设计，并采用MATLAB/SIMULINK进行仿真。
对于直流电机双闭环调速系统，在设计和调试过程中有大量的参数需要计算和调整，运用传统的设计方法工作量大，系统调试困难。本文对直流电机双闭环调速系统进行辅助设计，选择调节器结构，进行参数计算和近似校验，根据给出和计算出的相应参数，建立起制动、抗电网电压扰动和抗负载扰动的MATLAB/SIMULINK仿真模型，分析转速和电流的仿真波形，并进行调试，使直流双闭环调速系统趋于完善、合理。：直流调速双闭环系统电流调节器转速调节器计算机仿真Abstract
The double closed loop direct current velocity modulation system is a complex automatic control system, is in the present direct current velocity modulation system mainstream equipment, has the velocity modulation scope width, the stability is good, the steady fast precision higher merit, in the theory and the practice aspect all is the quite mature system, in drives in the domain to play the extremely vital role.
Because the direct current machine double closed loop velocity modulation is each kind of electrical machinery velocity modulation system foundation, from the direct current machine basic characteristic conducts the double closed loop direct current machine design method research, finally uses the actual system to carry on the engineering design, and uses MATLAB/Simulink to carry on the simulation.
Regarding the double closed loop direct current velocity modulation system, has the massive parameters in the design and the debugging process to need to calculate and to adjust, the utilization tradition design method work load is big, system debugging difficulty. This article carries on the assistance design to the double closed loop direct current velocity modulation system, chooses the regulator structure, carries on the parameter computation and the approximate verification, according to produces the corresponding parameter which and calculates, establishes applies the brake, the anti- electrical network voltage perturbation and the anti-load perturbation MATLAB/Simulink simulation model, the analysis rotational speed and the electric current simulatio
