supported by the National Natural Science Foundation of China(11772014,51475012,11272021);the Importation and Development of High-Caliber Talents Project of Beijing Municipal Institutions(CIT&TCD201304048)
In the study,an improved time difference mapping(I-TDM) method is proposed to locate the acoustic emission(AE) source in a composite plate.The acoustic velocity in a composite plate with fiber fractures and matrix cra...
supported by the National Natural Science Foundation of China(Nos.51475012,11772014,and 11272021)
It is difficult to quantitatively detect defects by using the time domain or frequency domain features of Lamb wave signals due to their dispersion and multimodal characteristics.Therefore,it is important to discover ...