【摘要】 分析了对旋轴流通风机二级电机容易过载的原因 ,指出了传统设计方法的不足 ,提出了改进设计方案 ,应用于对旋风机的制造中 ,明显提高了对旋风机二级电机的使用寿命更多还原

【Abstract】 The cause of overload of two_step motor of counter rotating fan is analyzed, and the shortcomings of traditional design is pointed out, furthermore improved design is put forward. Appling improved design to the manufacture of counter rotating fan, the service life of two_step motor was prolonged apparently.更多还原