基于FPGA高精度无刷直流电机控制系统的设计

为了解决无刷直流电机控制精度低和不稳定性问题,设计了一种基于FPGA的高精度无刷直流电机控制系统。该系统主要由FPGA控制器、驱动电路和电流检测电路组成。采用了一种新的参数自动随系统状态变化而改变的PID算法,能有效地提高电机的控制能力和增强其动态特性。通过实验平台验证,该系统能够有效地抑制转矩脉冲,同时缩短了控制时间,提高了系统的稳定性。该设计具有一定的工程参考及应用价值。

Design of Precision Brushless DC Motor Control System Based on FPGA

To solve the brushless DC motor control precision low and instability problems , precision brushless DC motor control system based on FPGA was designed .It was composed of FPGA controller , drive circuit and current detection circuit .A new PID con-trol algorithm in which parameters were changed automatically with the system state change was adopted .This method can effectively improve the ability and enhance its dynamic characteristics .Verified by experimental platform , the system can effectively suppress torque pulses , while reduce control time and improve system stability .The project has a certain reference and application value .