Zobrazeno 1 - 10
of 94
pro vyhledávání: '"Feng-lei Huang"'
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 6508-6519 (2024)
Composite structures with high strength and controllable fragments driven by implosions are valuable in weaponry. This study explored a technical approach to preparing heterogeneous-gradient composite plates with a sphere-array interlayer using explo
Externí odkaz:
https://doaj.org/article/8c3d1f053b4f4300bbb907037304680e
Publikováno v:
Materials & Design, Vol 244, Iss , Pp 113204- (2024)
The addition of aluminum (Al) powder to CL-20 significantly enhances the overall energy of mixed explosives. Nonetheless, the metal acceleration ability of explosion after Al addition shows unpredictable behavior due to the unclear reaction character
Externí odkaz:
https://doaj.org/article/dd47888e1ce74670b04c4d1ca3caffd1
Publikováno v:
Defence Technology, Vol 28, Iss , Pp 155-164 (2023)
The study of high-energy and low-vulnerability propellants is important for the power performance and safety of solid propellant rocket motors. The modified split Hopkinson pressure bar (SHPB) tests are performed on two kinds of propellant with diffe
Externí odkaz:
https://doaj.org/article/5ceddda71a914df1b9cea47e0fed0897
Publikováno v:
Defence Technology, Vol 26, Iss , Pp 54-67 (2023)
The evolution behavior of combustion crack reaction of highly confined solid explosives after non-shock ignition is governed by multiple dynamic processes, including intrinsic combustion of explosives, crack propagation, and rapid growth of combustio
Externí odkaz:
https://doaj.org/article/1116b859624646cfabe374a4683aa28b
Publikováno v:
Defence Technology, Vol 23, Iss , Pp 126-136 (2023)
Accurately predicting reactive flow is a challenge when characterizing an explosive under external shock stimuli as the shock initiation time is on the order of a microsecond. The present study constructs a new Ignition-Growth reaction rate model, wh
Externí odkaz:
https://doaj.org/article/91a7ca5d432c4838a4234543e564bb52
Publikováno v:
Defence Technology, Vol 23, Iss , Pp 137-151 (2023)
To study the effect of interface behaviour on the mechanical properties and damage evolution of PBX under combined tension–shear loading, the present work establishes the numerical model of a PBX three-phase hybrid system, which introduces a nonlin
Externí odkaz:
https://doaj.org/article/cf6dc4f3117c463f89280b209b2a91f0
Publikováno v:
Defence Technology, Vol 21, Iss , Pp 147-163 (2023)
To investigate the shock response of cyclotetramethylene tetranitramine (HMX) single crystals at elevated temperatures (below the phase transition point), plate impact experiments at elevated temperatures were designed and conducted. The HMX/window i
Externí odkaz:
https://doaj.org/article/6dad9ff29a914ef0adb3ef00b69bb041
Publikováno v:
Defence Technology, Vol 20, Iss , Pp 162-186 (2023)
In this paper, a modified single-degree-of-freedom (SDOF) model of reinforced concrete (RC) beams under close-in explosion is proposed by developing the specific impulse equivalent method and flexural resistance calculation method. The equivalent uni
Externí odkaz:
https://doaj.org/article/b57292de770347ef9f201a9c5cc1ac23
Publikováno v:
Defence Technology, Vol 19, Iss , Pp 76-90 (2023)
A thorough understanding of drop-weight impacted responses for polymer-bonded explosives (PBXs) is significant to evaluate their impact sensitivity. The characteristics of the drop-weight impacted pressed PBXs including deforming, fracturing, forming
Externí odkaz:
https://doaj.org/article/718fea20b7194ad3b196e047cff10dbb
Publikováno v:
Defence Technology, Vol 18, Iss 11, Pp 1979-1999 (2022)
A quasi-isentropic study on the process of driving a cylinder with aluminized explosives was carried out to examine the influence of the aluminum (Al) reaction rate on cylinder expansion and the physical parameters of the detonation products. Based o
Externí odkaz:
https://doaj.org/article/2eb560a541874597ab4f7920287946a0