matlab 直流电动机时域分析代码
时间: 2024-01-07 13:22:42 浏览: 123
以下是一个用MATLAB进行直流电动机时域分析的代码示例:
```matlab
% 定义直流电动机参数
= 0.01; % 转动惯量
b = 0.1; % 阻尼系数
K = 0.01; % 电机增益
R = 1; % 电机电阻
L = 0.5; % 电机电感
% 创建传递函数模型
s = tf('s');
P_motor = K/((J*s+b)*(L*s+R)+K^2);
% 绘制阶跃响应图
step(P_motor);
title('直流电动机阶跃响应');
xlabel('时间');
ylabel('输出');
% 绘制脉冲响应图
impulse(P_motor);
title('直流电动机脉冲响应');
xlabel('时间');
ylabel('输出');
% 绘制频率响应图
bode(P_motor);
title('直流电动机频率响应');
% 绘制根轨迹图
rlocus(P_motor);
title('直流电动机根轨迹图');
```
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