电动汽车永磁无刷直流电动机全数字化控制

Fully Digitized Control of Electric Vehicle Permanent Magnet Brushless DC Electrical Machines

介绍了电动汽车中永磁无刷直流电动机的全数字化控制系统,重点讨论了用TMS320LF2407实现电动汽车驱动装置的全数字化控制,其核心控制算法采用PI运算.采用了TMS320LF2407后,不仅简化了系统的外围设备,降低了系统的功耗,而且提高了系统的准确性和实时性,获得了更好的控制效果.

This article introduces a digital control system of permanent magnet brushless DC electromotor in electric vehicles,and lays emphasis on discussing the realization of the digital control of driver in electric vehicles with TMS320LF2407.The DSP is used in fewer external components and lower system cost and improves veracity and real time of DC motor.Better control effect is achieved.