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。
The theory, hardware and software are discussed. A broken fault in gearbox is diagnosed by the system and the result shows that the system is scientific and effective.
讨论了该系统的原理、硬件结构和软件系统,并运用该系统对一齿轮断齿故障进行了诊断,结果表明该系统是有效的。
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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