Visualizing partially loosened fastener through frequency-wavenumber analysis of ultrasonic wavefield

• Main Authors: Lee, Shi Yn, Chia, Chen Ciang, Romli, Fairuz Izzuddin, Mazlan, Norkhairunnisa, Lee, Jung-Ryul, Harmin, Mohammad Yazdi
• Format: Article
• Language: English
• Published: The Aeronautical and Astronautical Society of the Republic of China 2024
• Online Access: http://psasir.upm.edu.my/id/eprint/112202/1/112202.pdf; http://psasir.upm.edu.my/id/eprint/112202/; https://www.airitilibrary.com/Article/Detail/P20140627004-N202403020027-00008
• Institution: Universiti Putra Malaysia

Aerospace thin-walled structures and alike are susceptible to various damages and flaws, including the loosening of fasteners, that must be non-destructively evaluated and repaired to avoid catastrophic failure. Guided ultrasonic wavefield has great potential to evaluate loosened fasteners, but stat...