机译:步进脉冲激励和扭曲频率变换的兰姆波缺陷检测中的色散补偿
Nat. Key Lab. on Electromagn. Environ. Effects & Electro-Opt. Eng., PLA Univ. of Sci. & Technol., Nanjing, China;
condition monitoring; convolution; structural engineering computing; surface acoustic wave signal processing; transfer functions; transforms; Lamb wave detection method; Lamb wave dispersion effect; WFT method; Warped frequency transform; compensated transfer function; damage localization accuracy; delay-and-sum Lamb wave imaging method; frequency-dependent phase velocity; ideal nar- rowband burst signal convolution; imaging resolution; multimode character; narrowband signal compensation; phase response; propagation path; step-pulse excitation; step-pulse response; structural health monitoring; transfer function; warping function; wavenumber; Acoustics; Aluminum; Dispersion; Frequency-domain analysis; Imaging; Narrowband; Transfer functions;
机译:考虑信号波形校正的兰姆波色散补偿的时域变换方法
机译:在大型频率厚度产品范围内的抗腐蚀检测激发羊羔波的激发
机译:CFRP层压板中用于分层检测的兰姆波的最佳激发频率
机译:被动监测技术中利用弯曲频率变换补偿兰姆波的色散
机译:使用S(0)Lamb波扫描在薄板中检测缺陷。
机译:考虑信号波形和幅度频谱保留的基于信号构造的兰姆波色散补偿
机译:基于连续小波变换的电磁时间反转成像频率色散补偿方法
机译:使用漏泄兰姆波(LLW)色散数据进行缺陷检测和表征