2020 Vol. 40, No. 6
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2020, 40(6): 063201.
doi: 10.11883/bzycj-2019-0379
Abstract:
Integrated with the relevant penetrating tests, the ballistic behavior of the tungsten fiber/metallic glass matrix (WF/MG) composite segmented rod is systematically investigated based on the meso-scale finite element method (FEM), and the comparative...
Integrated with the relevant penetrating tests, the ballistic behavior of the tungsten fiber/metallic glass matrix (WF/MG) composite segmented rod is systematically investigated based on the meso-scale finite element method (FEM), and the comparative...
2020, 40(6): 063101.
doi: 10.11883/bzycj-2019-0337
Abstract:
To investigate the mechanical properties of brittle hollow particles (BHPs) under impact loading, Quasi-static and dynamic compressive tests were conducted on fly ash cenospheres (CPs) with two different particle size graduations. The breakage rate a...
To investigate the mechanical properties of brittle hollow particles (BHPs) under impact loading, Quasi-static and dynamic compressive tests were conducted on fly ash cenospheres (CPs) with two different particle size graduations. The breakage rate a...
2020, 40(6): 063102.
doi: 10.11883/bzycj-2019-0341
Abstract:
This paper investigated comparatively the effect of structural parameters (tube direction, tube cross-section shape, tube length ratio) and impact parameters (impact mass, impact energy) on the cushioning energy absorption characteristics (specific e...
This paper investigated comparatively the effect of structural parameters (tube direction, tube cross-section shape, tube length ratio) and impact parameters (impact mass, impact energy) on the cushioning energy absorption characteristics (specific e...
2020, 40(6): 063301.
doi: 10.11883/bzycj-2019-0252
Abstract:
Based on the research ideas of metamaterials, a novel concrete with wave-absorbing features was designed by introducing local resonant aggregates into plain concrete. First, the effective mass of the designed metaconcrete was calculated by means of s...
Based on the research ideas of metamaterials, a novel concrete with wave-absorbing features was designed by introducing local resonant aggregates into plain concrete. First, the effective mass of the designed metaconcrete was calculated by means of s...
2020, 40(6): 061101.
doi: 10.11883/bzycj-2019-0443
Abstract:
Based on cavity expansion theories, the very essences of static target resistance, i.e. Rt of plastic and brittle materials are discussed by comparing the difference of dynamic behaviors in near region of penetration, and some suggestions about appli...
Based on cavity expansion theories, the very essences of static target resistance, i.e. Rt of plastic and brittle materials are discussed by comparing the difference of dynamic behaviors in near region of penetration, and some suggestions about appli...
2020, 40(6): 062101.
doi: 10.11883/bzycj-2019-0402
Abstract:
Ignition delay of ethylene (C2H4) are measured under different temperatures in a rectangle shock tube to recognize the effects from diluent gases (nitrogen or argon) and criteria which is identified by pressure, bulk and radical chemiluminescences of...
Ignition delay of ethylene (C2H4) are measured under different temperatures in a rectangle shock tube to recognize the effects from diluent gases (nitrogen or argon) and criteria which is identified by pressure, bulk and radical chemiluminescences of...
2020, 40(6): 062301.
doi: 10.11883/bzycj-2019-0391
Abstract:
In order to investigate the shock initiation of missile warhead (cylindrical covered charge) by multiple tungsten spherical fragment impacts under actual combat circumstance, based on the analysis of single fragment impact, the numerical simulations ...
In order to investigate the shock initiation of missile warhead (cylindrical covered charge) by multiple tungsten spherical fragment impacts under actual combat circumstance, based on the analysis of single fragment impact, the numerical simulations ...
2020, 40(6): 064201.
doi: 10.11883/bzycj-2019-0340
Abstract:
The strain growth, caused by vibration superposition, has been anatomized by the membrane strain and the bending strain in existing studies, and the bending wave and deformation spatial periodic distribution of a spherical shell under explosive loadi...
The strain growth, caused by vibration superposition, has been anatomized by the membrane strain and the bending strain in existing studies, and the bending wave and deformation spatial periodic distribution of a spherical shell under explosive loadi...
2020, 40(6): 064202.
doi: 10.11883/bzycj-2019-0408
Abstract:
In order to study the gasoline/air mixture explosion characteristics in semi-confined spaces with branched structures, a large eddy simulation model based on WALE turbulence model and the Zimont premixed flame model was established. The explosion cha...
In order to study the gasoline/air mixture explosion characteristics in semi-confined spaces with branched structures, a large eddy simulation model based on WALE turbulence model and the Zimont premixed flame model was established. The explosion cha...
2020, 40(6): 065201.
doi: 10.11883/bzycj-2019-0396
Abstract:
In order to investigate the influence of different explosives type on the blasting effects, three kinds of explosives with the same quality were used to carry out blasting test on iron ore samples. The fractal dimension of surface crack and fragment ...
In order to investigate the influence of different explosives type on the blasting effects, three kinds of explosives with the same quality were used to carry out blasting test on iron ore samples. The fractal dimension of surface crack and fragment ...
2020, 40(6): 065202.
doi: 10.11883/bzycj-2019-0333
Abstract:
Studies on the attenuating characteristic of blasting seismic waves in propagating process are important in prediction and control of blasting vibration effects by engineering blasting. Field blasting tests of single-hole were conducted to study the ...
Studies on the attenuating characteristic of blasting seismic waves in propagating process are important in prediction and control of blasting vibration effects by engineering blasting. Field blasting tests of single-hole were conducted to study the ...
2020, 40(6): 065401.
doi: 10.11883/bzycj-2019-0412
Abstract:
Hydrogen is recognized as one of the most promising energies in the 21st century due to the nature of no pollution and high efficiency, unfortunately, it is likely to suffer from explosion in the process of usage. As one of the important ways of disa...
Hydrogen is recognized as one of the most promising energies in the 21st century due to the nature of no pollution and high efficiency, unfortunately, it is likely to suffer from explosion in the process of usage. As one of the important ways of disa...
