Lamb wave characterization of corrosion-thinning in aircraft stringers: Experiment and three-dimensional simulation Export

@article{citeulike:5179109, abstract = {The development of automatic guided wave interpretation for detecting corrosion in aluminum aircraft structural stringers is described. The dynamic wavelet fingerprint technique (DWFT) is used to render the guided wave mode information in two-dimensional binary images. Automatic algorithms then extract DWFT features that correspond to the distorted arrival times of the guided wave modes of interest, which give insight into changes of the structure in the propagation path. To better understand how the guided wave modes propagate through real structures, parallel-processing elastic wave simulations using the finite integration technique (EFIT) has been performed. Three-dimensional (3D) simulations are used to examine models too complex for analytical solutions. They produce informative visualizations of the guided wave modes in the structures and mimic the output from sensors placed in the simulation space. Using the previously developed mode extraction algorithms, the 3D EFIT results are compared directly to their experimental counterparts.}, author = {Bingham, Jill and Hinders, Mark}, citeulike-article-id = {5179109}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=JASMAN000126000001000103000001&idtype=cvips&gifs=yes}, citeulike-linkout-1 = {http://link.aip.org/link/?JAS/126/103}, journal = {The Journal of the Acoustical Society of America}, keywords = {corrosion, efit, lamb}, number = {1}, pages = {103--113}, posted-at = {2009-07-16 13:59:55}, priority = {0}, publisher = {ASA}, title = {Lamb wave characterization of corrosion-thinning in aircraft stringers: Experiment and three-dimensional simulation}, url = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=JASMAN000126000001000103000001&idtype=cvips&gifs=yes}, volume = {126}, year = {2009} }

TY - JOUR ID - citeulike:5179109 L3 - citeulike-article-id:5179109 N2 - The development of automatic guided wave interpretation for detecting corrosion in aluminum aircraft structural stringers is described. The dynamic wavelet fingerprint technique (DWFT) is used to render the guided wave mode information in two-dimensional binary images. Automatic algorithms then extract DWFT features that correspond to the distorted arrival times of the guided wave modes of interest, which give insight into changes of the structure in the propagation path. To better understand how the guided wave modes propagate through real structures, parallel-processing elastic wave simulations using the finite integration technique (EFIT) has been performed. Three-dimensional (3D) simulations are used to examine models too complex for analytical solutions. They produce informative visualizations of the guided wave modes in the structures and mimic the output from sensors placed in the simulation space. Using the previously developed mode extraction algorithms, the 3D EFIT results are compared directly to their experimental counterparts. IS - 1 JF - The Journal of the Acoustical Society of America EP - 113 TI - Lamb wave characterization of corrosion-thinning in aircraft stringers: Experiment and three-dimensional simulation PB - ASA VL - 126 SP - 103 KW - corrosion KW - efit KW - lamb AU - Bingham, Jill AU - Hinders, Mark PY - 2009/// UR - http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=JASMAN000126000001000103000001&idtype=cvips&gifs=yes ER -