Through the Zoom spectrum analysis of stator curr - ent. such defects as rotor bar break will be recognized.
通过对定子电流进行细化频谱分析，可以准确识别转子断条等一类故障。
The approach is also applied to the rotor bar breaking fault detection for squirrel cage asynchronous motor in this work.
该方法已成功应用于笼型异步电动机转子断条故障的在线监测中。
The paper presents a method of processing the stator current of squirrel cage induction motor with broken rotor bar. The method is based on the theory of adaptive filter.
本文根据自适应滤波的原理，推导出处理鼠笼转子异步电机定子电流的方法。
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。
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。
Finally, this paper studies thoroughly a novel approach to detect rotor bar breaking fault, which is based on the perfect combination of the Hilbert Transform and digital filter.
对于转子断条故障，详细介绍了一种新的基于希尔伯特变换与数字滤波的在线监测方法。
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。
From the statistics of rotor failures in cage induction motors in power plant auxiliary drives, the bar failure counts the most frequent ones.
电厂辅机传动笼型电动机转子故障统计表明，笼条断裂是最常见的。
The rotor structure of claim 1, wherein said tension bar means are made of a composite fiber material.
转子结构索赔1，其中表示，拉杆手段制成的复合纤维材料。
Statistical studies have shown that the rotor broken bar fault, which account for nearly 10% of total induction motor failures, is the most familiar fault for induction motors.
历史数据表明，转子断条是感应电机最常见的故障，占其全部故障种类的10%左右。
This paper presents a new method for rotor broken-bar fault diagnosis of induction motors.
该文提出了一种感应电机转子故障诊断新方法。
During detection of asynchronous motor rotor-bar broken fault, the signal of current was reconstruct after decomposed by best wavelet packet and adaptive filtered.
在异步电机转子断条故障检测中，将原信号最优小波包分解，经自适应滤波后再信号重构。
During detection of asynchronous motor rotor-bar broken fault, the signal of current was reconstruct after decomposed by best wavelet packet and adaptive filtered.
在异步电机转子断条故障检测中，将原信号最优小波包分解，经自适应滤波后再信号重构。
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