Formation of an Explosively Formed Penetrator Warhead Using a Step‐Shaped Charge

W Wang, Z Chen, B Yang, T Jing, F Meng… - Shock and …, 2022 - Wiley Online Library
In this study, the formation mechanism of an explosively formed penetrator (EFP) with tail
fins was analyzed. Through static denotation and dynamic flight tests, the feasibility of using …

Investigation of the process of perforating hard roof in an innovative technology of directional roof‐cutting by composite blasting

B Ma, Y Tai, Y Li, H Xia, X Meng - Energy Science & …, 2023 - Wiley Online Library
The hard roof in coal mines will induce strong pressure problems for the working face and
the lanes, which will seriously affect the safe and efficient production of the mine. For these …

[HTML][HTML] A study on the surface overpressure distribution and formation of a double curvature liner under a two-point initiation

J Liu, X Chen, Z Du - Defence Technology, 2022 - Elsevier
The formation mechanism of an EFP (explosively formed projectile) using a double
curvature liner under the overpressure effect generated by a regular oblique reflection was …

Research on numerical simulation of tantalum explosively formed projectile forming driven by detonation

Y Wang, W Li, J Yu, W Li, H Xu - Shock and Vibration, 2022 - Wiley Online Library
In order to study the formation characteristics of tantalum explosively formed projectile (EFP),
based on LS‐DYNA finite‐element software, this article analyzes the influence of mesh size …

Numerical simulation and experimental study of the damage law of EFP warhead charging of cylindrical shells under different angles

K Zhang, C Zhao, C Ji, S Zhang, X Wang… - … American Journal of …, 2022 - SciELO Brasil
In this paper, LS-dyna software was used to simulate the charging process of cylindrical
shell when EFP has different angles, and some interesting phenomena and laws were …

Numerical simulation of the forming characteristics of the circumferential MEFP with integrated shell and liner

G Ma, G He, Y Zhang, Z Qiao - Journal of Physics: Conference …, 2021 - iopscience.iop.org
To study the forming characteristics of the multiple explosively formed projectile (MEFP)
warhead of the small-caliber grenade with the integrated design of the liner and shell, the …

[PDF][PDF] Defence Technology

B Li, Q Lin - 2018 - researchgate.net
abstract In the present manuscript numerical analysis on the ballistic performance of a
tungsten particle/metallic glass matrix (WP/MG) composite rod is conducted by integrating …