2024 Vol. 44, No. 2
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2024, 44(2): 021001.
doi: 10.11883/bzycj-2023-0214
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Abstract:
The remarkable energy absorption properties of the negative Poissonʼs ratio structure offer extensive prospects for applications in blast protection. However, the existing in-plane configurations of two-dimensional auxetic honeycomb cores always repr...
The remarkable energy absorption properties of the negative Poissonʼs ratio structure offer extensive prospects for applications in blast protection. However, the existing in-plane configurations of two-dimensional auxetic honeycomb cores always repr...
2024, 44(2): 021201.
doi: 10.11883/bzycj-2023-0183
Abstract:
The explosive implosion magnetic flux generator (EIMFG) could realize ultrahigh magnetic field by using explosive implosion to compress and cumulate inner magnetic flux into a smaller volume near axis. The EIMFG was designed by using magneto-hydrodyn...
The explosive implosion magnetic flux generator (EIMFG) could realize ultrahigh magnetic field by using explosive implosion to compress and cumulate inner magnetic flux into a smaller volume near axis. The EIMFG was designed by using magneto-hydrodyn...
2024, 44(2): 022301.
doi: 10.11883/bzycj-2023-0300
Abstract:
Based on the ignition experiment of HMX-based PBX explosive with long tube and strong constraint condition, numerical simulation is carried out by adopting the evolution growth model of explosive explosion reaction and multi-material arbitrary Lagran...
Based on the ignition experiment of HMX-based PBX explosive with long tube and strong constraint condition, numerical simulation is carried out by adopting the evolution growth model of explosive explosion reaction and multi-material arbitrary Lagran...
2024, 44(2): 023101.
doi: 10.11883/bzycj-2023-0235
Abstract:
As common structures in hydraulic engineering, the arch structures may suffer from explosion load during their operation life. In order to explore the dynamic response characteristics and failure features of reinforced concrete arches subjected to un...
As common structures in hydraulic engineering, the arch structures may suffer from explosion load during their operation life. In order to explore the dynamic response characteristics and failure features of reinforced concrete arches subjected to un...
2024, 44(2): 023102.
doi: 10.11883/bzycj-2022-0541
Abstract:
As the most widely used construction material, concrete is common in military protection and civil transportation infrastructures. During its services life, concrete may bear dynamic loads such as high-speed penetration, blast and impact of vehicle, ...
As the most widely used construction material, concrete is common in military protection and civil transportation infrastructures. During its services life, concrete may bear dynamic loads such as high-speed penetration, blast and impact of vehicle, ...
2024, 44(2): 023103.
doi: 10.11883/bzycj-2023-0176
Abstract:
Ultra-high molecular weight polyethylene (UHMWPE) fibers are widely used in explosive fragment protection due to their high modulus, high strength, and low density. To study the effect of UHMWPE backplate thickness on the penetration resistance effec...
Ultra-high molecular weight polyethylene (UHMWPE) fibers are widely used in explosive fragment protection due to their high modulus, high strength, and low density. To study the effect of UHMWPE backplate thickness on the penetration resistance effec...
2024, 44(2): 023104.
doi: 10.11883/bzycj-2023-0182
Abstract:
The critical condition of tensile tearing failure of stiffened plate under impact load was studied. Firstly, the unidirectional stiffened plate with fixed support under uniform impact load was simplified into beam structure model attached with band p...
The critical condition of tensile tearing failure of stiffened plate under impact load was studied. Firstly, the unidirectional stiffened plate with fixed support under uniform impact load was simplified into beam structure model attached with band p...
2024, 44(2): 023201.
doi: 10.11883/bzycj-2023-0184
Abstract:
The real gas flows of a reflected high-enthalpy shock tunnel are investigated by quasi-one-dimensional numerical simulation based on cubic equations of state, focusing on the influence of high-pressure real gas effect on the spatio-temporal structure...
The real gas flows of a reflected high-enthalpy shock tunnel are investigated by quasi-one-dimensional numerical simulation based on cubic equations of state, focusing on the influence of high-pressure real gas effect on the spatio-temporal structure...
2024, 44(2): 023202.
doi: 10.11883/bzycj-2023-0262
Abstract:
The purpose of this research work is to look into the time-space evolution of plasma pressure for femtosecond pulse laser shock peening (fs-LSP). In this study, propose a model to understand plasma pressure over time-space process in fs-LSP based on ...
The purpose of this research work is to look into the time-space evolution of plasma pressure for femtosecond pulse laser shock peening (fs-LSP). In this study, propose a model to understand plasma pressure over time-space process in fs-LSP based on ...
2024, 44(2): 023301.
doi: 10.11883/bzycj-2023-0071
Abstract:
A series of high-speed ballistic impact tests were conducted on a two-stage light gas gun to investigate the perforation behaviors of Inconel 718 (IN718) superalloy plates. The IN718 targets were prepared with 2 mm thickness, and the 5 mm diameter SS...
A series of high-speed ballistic impact tests were conducted on a two-stage light gas gun to investigate the perforation behaviors of Inconel 718 (IN718) superalloy plates. The IN718 targets were prepared with 2 mm thickness, and the 5 mm diameter SS...
2024, 44(2): 023302.
doi: 10.11883/bzycj-2022-0282
Abstract:
Aiming to evaluate the penetration resistance of the ultra high performance concrete (UHPC) target, both penetration tests and numerical simulations were carried out on UHPC targets. Firstly, the\begin{document}$\varnothing $\end{document} ![]()
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Aiming to evaluate the penetration resistance of the ultra high performance concrete (UHPC) target, both penetration tests and numerical simulations were carried out on UHPC targets. Firstly, the
2024, 44(2): 025101.
doi: 10.11883/bzycj-2023-0166
Abstract:
An appropriate material model can accurately predict the mechanical behavior and damage mode of foam concrete subjected to blast loadings, and it has great significance on the design of composite protective structure. The purpose of this paper is to ...
An appropriate material model can accurately predict the mechanical behavior and damage mode of foam concrete subjected to blast loadings, and it has great significance on the design of composite protective structure. The purpose of this paper is to ...
2024, 44(2): 025102.
doi: 10.11883/bzycj-2023-0126
Abstract:
The reported study focuses on the investigation of the impact response of a titanium alloy directional detonation container when it is subjected to explosives at different positions. Through experimental and numerical simulation studies, the explosio...
The reported study focuses on the investigation of the impact response of a titanium alloy directional detonation container when it is subjected to explosives at different positions. Through experimental and numerical simulation studies, the explosio...
2024, 44(2): 025201.
doi: 10.11883/bzycj-2023-0217
Abstract:
In tunnel blasting and excavation engineering, blasting vibration is the main harmful effect affecting safety and stability. In order to investigate the generation mechanism and propagation patterns of seismic waves resulting from blasting in tunnel ...
In tunnel blasting and excavation engineering, blasting vibration is the main harmful effect affecting safety and stability. In order to investigate the generation mechanism and propagation patterns of seismic waves resulting from blasting in tunnel ...
