Analysis of process in commutating phase of brushless DC Motor 无刷直流电动机换相过程分析
On the basis of analyzing the electromotance in the commutating components of single phase motor, the methods of improving commutating performance through offset reversal from the brush to form a suitable angle β are set forth. 在分析单相串励电动机换向元件中电动势的基础上,就逆转向偏移电刷一个适当的角度β,来改善换向性能的方法进行了阐述。
This new DC motor is commutated by applied mechanical commutator and circuit composed by diode and capacitance, which deleted the commutating devices such as the commutating magnetic pole, the volume and weight of the motor is reduced the switching spark is eliminated effectively. 该新型电机采用机械换向器结合二极管续流和阻容吸收电路进行换向,不需要换向极等换向设备,减小了电机的体积和重量,且能有效消除换向火花。
A New Expression Between the Rotate Speed and Current Commutating Pulsant Frequency of DC Motor 直流电机转速与电流换向脉动频率关系新表达
The Calculation and Analysis of Leakage Magnetic Coefficient of Commutating Pole for Mine DC Motor Using Finite-Element Method 矿井直流电动机换向极漏磁系数的有限元计算与分析
The influence of slots moving and the commutating current on the air-gap flux of PM starter motor 电枢齿槽运动和换向电流对永磁起动机气隙磁通的影响
If the inverse converter fails in commutating, motor starting fails. 而一旦逆变器换流失败就会导致电动机起动失败。