Water entry of projectiles

TT Truscott, BP Epps, J Belden - Annual review of fluid …, 2014 - annualreviews.org
The free-surface impact of solid objects has been investigated for well over a century. This
canonical problem is influenced by many physical parameters, including projectile …

Experimental study on vertical water entry of twin spheres side-by-side

X Wang, X Lyu - Ocean Engineering, 2021 - Elsevier
The cavity dynamics and trajectories of twin spheres vertically entering water side-by-side
are investigated experimentally for different time intervals and several lateral distances at …

Experimental investigation on trajectory stability of high-speed water entry projectiles

T Chen, W Huang, W Zhang, Y Qi, Z Guo - Ocean Engineering, 2019 - Elsevier
Trajectory stability of high-speed water-entry projectiles is investigated experimentally in the
present paper. The effects of nose shape, impact velocity, and water-entry attitude angle on …

An experimental study of the water entry trajectories of truncated cone projectiles: The influence of nose parameters

YT Sui, S Li, FR Ming, A Zhang - Physics of Fluids, 2022 - pubs.aip.org
We report on an experimental study of the trajectories of truncated cone projectiles on water
entry. The water entry trajectory stability is of great significance to the motion control of …

Influences of floating ice on the vertical water entry process of a trans-media projectile at high speeds

H Wang, Z Huang, D Huang, Y Hou, Z Chen, Z Guo… - Ocean …, 2022 - Elsevier
It is of great significance to study the hydrodynamic process of trans-media projectiles
passing through ice-water mixture at high speeds for the application of weapons in low …

Experimental and numerical study of the water entry of projectiles at high oblique entry speed

ZJ Song, WY Duan, GD Xu, BB Zhao - Ocean Engineering, 2020 - Elsevier
The water entry of cylindrical projectiles at high oblique speed has been investigated
experimentally and numerically. Projectiles with three types of noses and different lengths …

Numerical studies of complex fluid-solid interactions with a six degrees of freedom quaternion-based solver in the SPH framework

XS Guan, PN Sun, Y Xu, HG Lyu, LM Geng - Ocean Engineering, 2024 - Elsevier
Abstract Six-degree-of-freedom (6-DOF) motions of structures widely exist in aeronautics
and ocean engineering. It is significant to study the 6-DOF motion for simulating the …

[HTML][HTML] Experimental study on the trajectory of projectile water entry with asymmetric nose shape

Y Shi, Y Hua, G Pan - Physics of Fluids, 2020 - pubs.aip.org
In this study, we investigated the water entry trajectory characteristics of a projectile with an
asymmetric nose shape at different initial impact velocities and impact angles …

Experimental investigation of oblique water entry of high-speed truncated cone projectiles: Cavity dynamics and impact load

YT Sui, AM Zhang, FR Ming, S Li - Journal of Fluids and Structures, 2021 - Elsevier
Experiments on oblique water entry of high-speed projectiles are performed to investigate
cavity evolution and impact loads. The nose shape determines the cavity behavior and …

Classification of the collapse of a composite fairing during the oblique high-speed water entry

Y Li, Z Zong, T Sun - Thin-Walled Structures, 2023 - Elsevier
The crushing behaviors of the buffer devices for the projectile in the high-speed oblique
water entry process were investigated numerically. The high-speed water entry tests of the …