摘要
介绍了一种具有永磁及可调磁两种磁极的电机,成功地解决了永磁无刷直流电机调磁困难的问题。样机实验表明调磁作用明显,有效地提高了电机转矩及转速调节范围。文章详细介绍了该种电机的结构、调磁原理以及控制策略,并给出了实验结果。
A kind of special motor with permanent magnet poles and adjustable magnet poles.The difficulty of magnet adjustment for permanent magnet brushless DC motor is successfully solved.Sample test shows that the magnet adjustment effect is apparent,and then the torque and rotation speed adjustment range are effectively improved.On the basis of analyzing its structure,magnet adjusting mechanism and the control strategy,the test result is got.
出处
《微特电机》
北大核心
2003年第3期3-5,37,共4页
Small & Special Electrical Machines
基金
广东省自然科学基金资助项目(970237)
