With the rapid development of DC motor and computer technology, the DC motor control system is widely used in many industrial fields especially in aeronautic and astronautic application.

• 随着电机技术和计算机技术的迅速发展，电机控制系统广泛应用于国民经济多种工业领域，尤其在航空航天领域其工程应用也日益广阔。