A flexible cylindrical pipe placed near a wall, whose vortex-induced vibration and wall impact behaviors vary with initial gap ratio, serving as a physical platform for studying fluid-structure interaction and impact dynamics.
Zhu, Hongjun · Tang, Tang · Zhao, Honglei · Gao, Yue · Zhang, Xu
Physics of Fluids 2023
gap-to-diameter ratio 0.2–1.5
reduced velocity 4.76–17.55
maximum Reynolds number ~2900
length-to-diameter ratio 75