系统采用CPU驱动直流无刷电机转动，编码器输出的正余弦信号指示电机的位置。
The system with CPU drives the DC brushless motor, and the encoder indicates the motor position outputting the sine and cosine signal.
该系统采用光电编码器作为速度检测传感器，控制方式采用PID数字控制，控制输出采用PWM数字信号至驱动电路对电机调速。
This system USES photoelectric coder as speed detecting sensor, USES PID digital controller as control method, USES PWM signal as control output to regulate speed.
在硬件抗干扰方面，本课题采用光电隔离的方法成功的对输入光电编码器的信号进行了整形，并隔离了输出负载对电路的影响。
In hardware aspect, this paper use optical-electric insulation method stronger the signal of optical-electric encoder and insulate the infection of out load for main circuit successfully.
应用推荐