The expression and frequency variety law of the rotor broken bar fault feature component in the startup electromagnetic torque signal are analyzed in detail.

分析了转子断条故障特征在电机启动电磁转矩信号中的表现形式及频率变化规律。

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The rotor bar resistance and slot leakage inductance considering frequency effect are gotten by mean of bar loss calculation and leakage magnetic field energy calculation.

通过直接计算导条损耗与漏磁场能量得出了计及频率影响时转子导条电阻与转子槽漏感。

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A new approach to detect rotor bar breaking fault online is presented in this paper The Hilbert transform of stator current is firstly calculated and signal is constructed.

提出了一种基于希尔伯特变换与数字滤波的笼型异步电动机转子断条在线检测方法。

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Putting more than half a million road miles on development versions of the Spark EV enabled engineers to make the performance of the electric motor the best it could be by using a bar wound copper stator and unique rotor configuration.

ENGADGET: Chevy Spark EV rated most efficient retail car with 82-mile range, 119 MPGe