机译:基于时频和混沌振动分析的断路器故障诊断
Wuhan Univ Sch Elect Engn & Automat Wuhan Peoples R China;
Wuhan Univ Sch Elect Engn & Automat Wuhan Peoples R China;
ABB China Co Ltd Power Prod Medium Voltage Technol Ctr Xiamen Peoples R China;
circuit breakers; machinery; fault diagnosis; mechanical engineering computing; time-frequency analysis; vibrations; chaotic vibration analysis; mechanical malfunction; main failure mode; high-voltage circuit breakers; vibrations; opening operations; highly time-varying; nonstationary; machinery fault diagnosis; CB vibration characteristics; chaotic analysis; called adaptive chirp mode decomposition; ACMD; fast fluctuating instantaneous frequency; signal component; CB's vibration signal; high resolution adaptive time-frequency spectrum; mechanical condition alteration; significant time-frequency fluctuation; high-dimensional phase space; dynamic variation characteristics; reconstructed phase space; stability; CB faults; vacuum CB; voltage 12; 0 kV; current 1250; 0 A;
机译:基于小波时频熵和一类支持向量机的高压断路器机械故障诊断
机译:基于小波时频熵和一类支持向量机的高压断路器机械故障诊断
机译:在线监测和诊断高压断路器故障:振动信号的特征提取分析
机译:基于小波包时频熵和BP神经网络的高压断路器故障诊断方法
机译:基于时频分析的永磁交流变频器间歇性电气和机械故障识别方法。
机译:基于高效率时域特征提取的高压断路器机械故障诊断熵特征
机译:基于小波时频熵和一类支持向量机的高压断路器机械故障诊断
机译:频域法与时域法的比较 - 以模拟电路故障分析为例