2020 Vol. 40, No. 3
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2020, 40(3): 031101.
doi: 10.11883/bzycj-2020-0024
Abstract:
The researchers in solid mechanics are interested in studying the mechanical response of deformed solids with stress-strain constitutive relationships (referred to as deformation-type constitutive relations), while the researchers in fluid mechanics ...
The researchers in solid mechanics are interested in studying the mechanical response of deformed solids with stress-strain constitutive relationships (referred to as deformation-type constitutive relations), while the researchers in fluid mechanics ...
2020, 40(3): 032101.
doi: 10.11883/bzycj-2019-0090
Abstract:
In order to establish the link between macroscopic explosion suppression effect and the mechanism of microscopic explosion suppression during the methane explosion suppression process, we used the 20 L spherical explosion test devices and grating spe...
In order to establish the link between macroscopic explosion suppression effect and the mechanism of microscopic explosion suppression during the methane explosion suppression process, we used the 20 L spherical explosion test devices and grating spe...
2020, 40(3): 032102.
doi: 10.11883/bzycj-2019-0011
Abstract:
The shock compression and chemical reaction behaviors of CL-20/HMX energetic co-crystal explosives were simulated by nonequilibrium molecular dynamics. The spatio-temporal distributions of density, particle velocity, shock hugoniots, shock initiation...
The shock compression and chemical reaction behaviors of CL-20/HMX energetic co-crystal explosives were simulated by nonequilibrium molecular dynamics. The spatio-temporal distributions of density, particle velocity, shock hugoniots, shock initiation...
2020, 40(3): 032201.
doi: 10.11883/bzycj-2019-0128
Abstract:
In order to improve the standard testing method of droplet explosion, the droplet formation process and explosion characteristics of methanol were experimentally studied in the 20 L spherical spray testing system, under different ambient pressures, i...
In order to improve the standard testing method of droplet explosion, the droplet formation process and explosion characteristics of methanol were experimentally studied in the 20 L spherical spray testing system, under different ambient pressures, i...
2020, 40(3): 032202.
doi: 10.11883/bzycj-2019-0175
Abstract:
In order to avoid damages caused by the explosion of combustible premixed gas in confined space, it is vital to make accurate explosion overpressure prediction in anti-explosion design or daily safety management. Based on the experimental data in lit...
In order to avoid damages caused by the explosion of combustible premixed gas in confined space, it is vital to make accurate explosion overpressure prediction in anti-explosion design or daily safety management. Based on the experimental data in lit...
2020, 40(3): 033301.
doi: 10.11883/bzycj-2018-0389
Abstract:
In this study, the resistance model of rigid flat-nosed projectile penetrating reinforced concrete target was established, in which the failure mode of reinforcing bar in reinforced concrete was simplified as bending shear failure on the foundation o...
In this study, the resistance model of rigid flat-nosed projectile penetrating reinforced concrete target was established, in which the failure mode of reinforcing bar in reinforced concrete was simplified as bending shear failure on the foundation o...
2020, 40(3): 033302.
doi: 10.11883/bzycj-2019-0086
Abstract:
Survivability and reliability assessment of components/key components on high-speed penetrating projectiles is a hot and difficult issue in the field of EPW development. Due to the cost limitation of prototype test, it is feasible to carry out non-pr...
Survivability and reliability assessment of components/key components on high-speed penetrating projectiles is a hot and difficult issue in the field of EPW development. Due to the cost limitation of prototype test, it is feasible to carry out non-pr...
2020, 40(3): 033303.
doi: 10.11883/bzycj-2019-0094
Abstract:
To investigate the dynamic response characteristics of the water-filled double layer structure when encountering a collision load, a series of collision tests are conducted and the response of the structure filled with water and unfilled with water i...
To investigate the dynamic response characteristics of the water-filled double layer structure when encountering a collision load, a series of collision tests are conducted and the response of the structure filled with water and unfilled with water i...
2020, 40(3): 033304.
doi: 10.11883/bzycj-2019-0103
Abstract:
The numerical simulation of magnetically driven one-sided flyer plate experiment usually does not take into account the influences of cathode motion and ablation width in the thickness direction on the boundary magnetic field. Hence, one-sided comput...
The numerical simulation of magnetically driven one-sided flyer plate experiment usually does not take into account the influences of cathode motion and ablation width in the thickness direction on the boundary magnetic field. Hence, one-sided comput...
2020, 40(3): 034101.
doi: 10.11883/bzycj-2019-0113
Abstract:
Preload selection is one of the key problems for sealing design of closure-flange structure. In this study, a dual spring mass model accounting for the bending deformation of the closure is developed by estimating the equivalent stiffness and mass of...
Preload selection is one of the key problems for sealing design of closure-flange structure. In this study, a dual spring mass model accounting for the bending deformation of the closure is developed by estimating the equivalent stiffness and mass of...
2020, 40(3): 034102.
doi: 10.11883/bzycj-2019-0234
Abstract:
To improve the temperature drift characteristics of piezoresistive pressure sensors, a temperature compensation model for the pressure sensors was constructed based on genetic algorithm and wavelet neural networks. By considering the problems of slow...
To improve the temperature drift characteristics of piezoresistive pressure sensors, a temperature compensation model for the pressure sensors was constructed based on genetic algorithm and wavelet neural networks. By considering the problems of slow...
2020, 40(3): 035101.
doi: 10.11883/bzycj-2018-0252
Abstract:
Numerical studies were conducted by using the finite element software LS-DYNA to investigate the performances of the retrofitted autoclaved aerated concrete masonry (AAC) walls subjected to gas explosions. A simplified numerical model for the masonry...
Numerical studies were conducted by using the finite element software LS-DYNA to investigate the performances of the retrofitted autoclaved aerated concrete masonry (AAC) walls subjected to gas explosions. A simplified numerical model for the masonry...
