Practical formulae for predicting the ballistic limit velocity of armour perforation by ductile hole growth

• Published in: International journal of impact engineering Vol. 167; p. 104219
• Main Author: Masri, Rami
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.09.2022; Elsevier BV
• Subjects: Aluminum; Analytical modelling; Ballistic limit velocity; Cavitation; Ductile hole formation; Finite element method; Hardening; Ludwik-Voce hardening; Mathematical analysis; Mathematical models; Monolithic target; Perforation; Perforation mechanics; Plane strain; Slenderness ratio; Perforation mechanics; Ballistic limit velocity; Analytical modelling; Monolithic target; Ludwik-Voce hardening; Ductile hole formation

•Useful summary of available formulae for specific cavitation energy is presented•New formulae for targets with a combined Ludwik-Voce hardening law are derived•Experimental data, finite element numerical results and analytical predictions are compared•Analytical predictions are at least comparable...