Method of Measuring the Width of Stiffeners by Using Laser Ultrasonic C-Scan

Peixin Lu; Dong Wang; Yang Li

doi:10.3788/LOP57.171203

[1] Wang D, Li Z H. Layout optimization method for stiffeners of plate structure[J]. Chinese Journal of Computational Mechanics, 35, 138-143(2018).

[2] Zhang J, Yan Y, Xu S S et al. Influence of cracks and pitting corrosion on residual ultimate strength of stiffened plates[J]. Chinese Journal of Ship Research, 13, 38-45(2018).

[3] Zhu Y Q, Qing G H[J]. Influence of stiffened plate width on stress intensity factor Equipment Manufacturing Technology, 2014, 266-268.

[4] Chen D G, Zheng W J, Deng B. Ultrasonic inspection processes for butt welds in thin austenitic steel plate and its application[J]. Process Equipment & Piping, 55, 26-29(2018).

[5] Ning N, Wang D, Qu Y L et al. Reliability of ultrasonic phased array C-scan testing for carbon fiber composite stiffened panels[J]. Journal of Nanjing University of Aeronautics & Astronautics, 50, 11-15(2018).

[6] Li Y B, Liu Y Y, Rui X B. Effects of stiffeners on transmission of Lamb waves in palte-like structures[J]. Acta Acustica, 44, 231-240(2019).

[7] Jiao J P, Li H P, Zhai S C et al. Lamb waves health monitoring technology for metal stiffened plate based on compressive sensing[J]. Acta Aeronautica et Astronautica Sinica, 40, 268-278(2019).

[8] Liu Z D, Pang B J, Liu G[J]. Hypervelocity impact induced AE wave mode conversion in a plate with vertical stiffeners Journal of Vibration and Shock, 2014, 114-118.

[9] Reusser R S, Chimenti D E, Roberts R A et al. Guided plate wave scattering at vertical stiffeners and its effect on source location[J]. Ultrasonics, 52, 687-693(2012).

[10] Yang L J, Li Y, Sun J J et al. Reflection and transmission of laser ultrasonic waves on surface defects[J]. Laser & Optoelectronics Progress, 56, 146-151(2019).

[11] Zhang K S, Li S C, Zhou Z G. Detection of disbonds in multi-layer bonded structures using the laser ultrasonic pulse-echo mode[J]. Ultrasonics, 94, 411-418(2019).

[12] Sun G K, Zhou Z G. Application of laser ultrasonic technique for non-contact detection of drilling-induced delamination in aeronautical composite components[J]. Optik, 125, 3608-3611(2014).

[13] Hong S C, Abetew A D, Lee J R et al. Three dimensional evaluation of aluminum plates with wall-thinning by full-field pulse-echo laser ultrasound[J]. Optics and Lasers in Engineering, 99, 58-65(2017).

[14] Qiu J H, Zhang C, Ji H L et al. Damage imaging for plate structures based on laser excitation[J]. Journal of Vibration,Measurement & Diagnosis, 34, 603-609(2014).

[15] Liu Z H, Cao L H, He C F et al. On the mode identification and defect detection of laser-induced Lamb waves signal in an aluminum plate[J]. Journal of Experimental Mechanics, 31, 425-430(2016).

[16] Zhou Z J, Wen Z J, Bu Y Y. Application study of wavelet analysis on ultrasonic echo wave noise reduction[J]. Chinese Journal of Scientific Instrument, 30, 237-241(2009).

[17] Wang T. Research on ultrasonic detection for connection of projection and spot welding of stainless steel[D]. Changchun: Jilin University(2016).

[18] [M]. Digital image processing: basic edition(2001).

Keiji T, Keiji T[M]. 数字图像处理:基础篇(2001).

[19] Yang Y, Pan X D, Zhuang J. An adaptive threshold setting method for image processing in ultrasonic testing[J]. Journal of Xi'an Jiaotong University, 49, 127-132(2015).