哈工大_基于matlab的直流电机双闭环调速系统的设计与仿真设计.pdf
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1、.下载可编辑.一、设计参数设一转速、电流双闭环直流调速系统,采用双极式H 桥 PWM 方式驱动,已知电动机参数为:额定功率 200W;额定转速 48V;额定电流 4A;额定转速=500r/min;电枢回路总电阻8R;允许电流过载倍数=2;电势系数eC0.04Vmin/r;电磁时间常数LT0.008s;机电时间常数mT0.5;电流反馈滤波时间常数oiT0.2ms;转速反馈滤波时间常数onT1ms;要求转速调节器和电流调节器的最大输入电压*imnmUU10V;两调节器的输出限幅电压为10V;PWM 功率变换器的开关频率f10kHz;放大倍数sK4.8。试对该系统进行动态参数设计,设计指标:稳态无静
2、差;电流超调量i5%;空载起动到额定转速时的转速超调量 25%;过渡过程时间st0.5 s。二、设计过程第 1 页,共 13 页.下载可编辑.1、稳态参数计算根据两调节器都选用PI 调节器的结构,稳态时电流和转速偏差均应为零;两调节器的输出限幅值均选择为 10V 电流反馈系数;*nom101.25/24imUVVAIA转速反馈系数:*100.02min/500/minnmnomUVnVrnr2、电流环设计1)确定时间常数电流滤波时间常数0.2oiTms,按电流环小时间常数环节的近似处理方法,则sTTToisi0003.00002.00001.02)选择电流调节器结构电流环可按典型 型系统进行设
3、计。电流调节器选用 PI 调节器,其传递函数为1()iACRiisGsKs3)选择调节器参数超前时间常数:i=TL=0.008s 电流环超调量为5%i,电流环开环增益:取0.5iiK T,则0.50.51666.670.0003IiKT于是,电流调节器比例系数为0.008 81666.6717.7781.25 4.8iiIsRKKK4)检验近似条件电流环截止频率1666.67 1/ciIKs(1)近似条件 1:13cisT第 2 页,共 13 页文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N
4、9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:C
5、B8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR
6、9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD
7、1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码
8、:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7
9、HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8
10、ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3.下载可编辑.现在113333.3330.0003cisT,满足近似条件。(2)近似条件 2:ciLmTT13现在LmTT13=130.5 0.008=47.43 ci,满足近似条件。5)MATLAB 仿真(1)电流环给定阶跃响应的MATLAB 仿真经过小参数环节合并的电流环动态结构图如下:输入a1,b1,c1,d1=linmod(001);step(a1,b1,c1,d1);grid on 后第 3 页,共
11、13 页文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N
12、8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3
13、K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9
14、Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB
15、8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9
16、L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1
17、N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3.下载可编辑.经过小参数环节合并的电流环单位阶跃响应曲线输入a1,b1,c1,d1=linmod(lu002);margin(a1,b1,c1,d1);grid on 后经过小参数环节合并的电流环开环频率特性曲线未经过小参数环节合并的电流环动态结构图如下:
18、第 4 页,共 13 页文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文
19、档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3
20、H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10
21、C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T
22、3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2
23、C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P
24、10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3.下载可编辑.未经过小参数环节合并的电流环单位阶跃响应曲线未经过小参数环节合并的电流环开环频率特性曲线3、转速环设计1)确定时间常数电流环的等效时间常数:2iT=0.0006s 转速滤波时间常数:Ton=1ms=0.001,转速环小时间常数
25、近似处理:nT=2iT+Ton=0.0006+0.001=0.0016s 2)选择转速调节器结构第 5 页,共 13 页文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9Q9Q8T3文档编码:CB8N8E2C3H7 HR9L3K9P10C8 ZD1N9
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