Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Huan-guo Guo"'
Publikováno v:
Defence Technology, Vol 27, Iss , Pp 263-272 (2023)
The time-sequenced damage behavior of the reactive projectile impacting double-layer plates is discussed. The analytical model considering the combined effect of kinetic and chemical energy is developed to reveal the damage mechanism. The influences
Externí odkaz:
https://doaj.org/article/a2793da07ec14ab29f2ed928a2307d0e
Publikováno v:
Defence Technology, Vol 24, Iss , Pp 190-202 (2023)
In this paper, the penetration mechanism of reactive jet with non-uniform density distribution is studied. The simulations show that the density deficit occurs in the whole reactive jet, and the density increases from the jet tip to tail. The density
Externí odkaz:
https://doaj.org/article/fa32a5112f554ab7a3068e2d08766ce4
Publikováno v:
Defence Technology, Vol 23, Iss , Pp 112-125 (2023)
The dynamic formation, shock-induced inhomogeneous temperature rise and corresponding chemical reaction behaviors of PTFE/Al reactive liner shaped charge jet (RLSCJ) are investigated by the combination of mesoscale simulation, reaction kinetics and c
Externí odkaz:
https://doaj.org/article/69ddb026d8f94985acc467f34ded5611
Publikováno v:
Defence Technology, Vol 18, Iss 11, Pp 2052-2064 (2022)
The damage effects of fluid-filled submunition payload impacted by the kinetic kill vehicle (KKV) are investigated by simulations and ground-based experiments. Numerical simulations showed that the damage level and number of submunitions were signifi
Externí odkaz:
https://doaj.org/article/83c4fdc9999348e5ae7b6539aa6f5fb5
Publikováno v:
Defence Technology, Vol 18, Iss 9, Pp 1578-1588 (2022)
In this paper, the reaction characteristic and its application in shaped charge warhead of a novel reactive material, which introduced copper (Cu) and plumbum (Pb) into traditional polytetrafluoroethylene/aluminum (PTFE/Al), are studied. The thermal
Externí odkaz:
https://doaj.org/article/9beea4dd1b5345e38d71b244bc50d277
Publikováno v:
Defence Technology, Vol 17, Iss 2, Pp 599-608 (2021)
Enhanced damage to the full-filled fuel tank, impacted by the cold pressed and sintered PTFE/Al/W reactive material projectile (RMP) with a density of 7.8 g/cm3, is investigated experimentally and theoretically. The fuel tank is a rectangular structu
Externí odkaz:
https://doaj.org/article/818eb96a057f4b0f9da27d4363820bbf
Publikováno v:
Defence Technology, Vol 17, Iss 2, Pp 393-404 (2021)
Chain damage is a new phenomenon that occurs when a reactive jet impacts and penetrates multi-spaced plates. The reactive jet produces mechanical perforations on the spaced plates by its kinetic energy (KE), and then results in unusual chain rupturin
Externí odkaz:
https://doaj.org/article/387efcfe0aac44d1bbab1ec68894f9c5
Publikováno v:
Defence Technology, Vol 17, Iss 1, Pp 56-63 (2021)
Force chains based mesoscale simulation is conducted to investigate the response behavior of aluminum-polytetrafluoroethylene (Al-PTFE) granular composites under a low-velocity impact. A two-dimensional model followed the randomly normal distribution
Externí odkaz:
https://doaj.org/article/3629c11c34fe406eba9c2f5761c69c0f
Publikováno v:
Defence Technology, Vol 16, Iss 3, Pp 720-730 (2020)
In this research, the effect of the sintering and cooling process on geometry distortion and mechanical properties of PTFE/Al reactive material is investigated. Six particularly selected sintering temperatures, three different cooling modes (annealin
Externí odkaz:
https://doaj.org/article/386f12a0003746ebbcc281f04eb07641
Publikováno v:
Defence Technology, Vol 15, Iss 4, Pp 495-505 (2019)
Wave shaper effect on formation behavior and penetration performance of reactive liner shaped charge (RLSC) are investigated by experiments and simulations. The reactive materials liner with a density of 2.3 g/cm3 is fabricated by cold pressing at a
Externí odkaz:
https://doaj.org/article/d76a0e4c6eea412c921074f216bbcbf8