2023 Vol. 43, No. 3
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2023, 43(3): 031101.
doi: 10.11883/bzycj-2022-0408
Abstract:
Magnetically driven quasi-isentropic compression is one of the important experimental techniques to study high-pressure physics and dynamic behaviors of materials under off Hugoniot states. It is of great significance to carry out quantitative evalua...
Magnetically driven quasi-isentropic compression is one of the important experimental techniques to study high-pressure physics and dynamic behaviors of materials under off Hugoniot states. It is of great significance to carry out quantitative evalua...
2023, 43(3): 032101.
doi: 10.11883/bzycj-2022-0352
Abstract:
To investigate the influence of multi-factor coupling on the explosion characteristics of methane, an explosive gas test platform with a 1.2 L cylindrical explosive device was designed and established. From the perspective of the maximum explosion pr...
To investigate the influence of multi-factor coupling on the explosion characteristics of methane, an explosive gas test platform with a 1.2 L cylindrical explosive device was designed and established. From the perspective of the maximum explosion pr...
2023, 43(3): 032201.
doi: 10.11883/bzycj-2022-0075
Abstract:
In order to deeply understand the formation mechanism of local cavitation in the near-wall flow field caused by an underwater explosion, the optical images showing the local cavitation effect near the wall were obtained by using a self-developed rota...
In order to deeply understand the formation mechanism of local cavitation in the near-wall flow field caused by an underwater explosion, the optical images showing the local cavitation effect near the wall were obtained by using a self-developed rota...
2023, 43(3): 032202.
doi: 10.11883/bzycj-2022-0268
Abstract:
A detonation experimental system was established to explore the characteristics of underwater detonation gas jets from the detonation tubes with different types of nozzles. The effects of different types of nozzles on underwater bubble shapes and pre...
A detonation experimental system was established to explore the characteristics of underwater detonation gas jets from the detonation tubes with different types of nozzles. The effects of different types of nozzles on underwater bubble shapes and pre...
2023, 43(3): 033101.
doi: 10.11883/bzycj-2022-0374
Abstract:
Molybdenum (Mo) and zirconium carbide (ZrC) ceramic possess high strength and good wear resistance. Specific gradient changes of layered gradient structure can effectively take advantage of the two materials. To study the effects of gradient structur...
Molybdenum (Mo) and zirconium carbide (ZrC) ceramic possess high strength and good wear resistance. Specific gradient changes of layered gradient structure can effectively take advantage of the two materials. To study the effects of gradient structur...
2023, 43(3): 033201.
doi: 10.11883/bzycj-2022-0098
Abstract:
To promote the explosive safety assessment and the warhead structure design, the loading characteristics and structural response of the warhead during the drop impact process were analyzed based on numerical simulation and shock wave analysis, focusi...
To promote the explosive safety assessment and the warhead structure design, the loading characteristics and structural response of the warhead during the drop impact process were analyzed based on numerical simulation and shock wave analysis, focusi...
2023, 43(3): 033301.
doi: 10.11883/bzycj-2022-0182
Abstract:
To study the influence mechanism of shaped charge liner on the perforation and damage-induced fracturing effect of shale reservoir by shaped charge penetration, a three-dimensional perforating charge-air-shale model was established. The cone angles o...
To study the influence mechanism of shaped charge liner on the perforation and damage-induced fracturing effect of shale reservoir by shaped charge penetration, a three-dimensional perforating charge-air-shale model was established. The cone angles o...
2023, 43(3): 033302.
doi: 10.11883/bzycj-2022-0029
Abstract:
To investigate the dynamical responses and failure behaviors of prefabricated reinforced-concrete (RC) box-girder flyovers caused by collision of over-height vehicles, a recent actual engineering accident is taken as an example to carry out refined n...
To investigate the dynamical responses and failure behaviors of prefabricated reinforced-concrete (RC) box-girder flyovers caused by collision of over-height vehicles, a recent actual engineering accident is taken as an example to carry out refined n...
2023, 43(3): 033303.
doi: 10.11883/bzycj-2022-0115
Abstract:
The formation process of the Yilan crater was numerically studied based on the iSALE-2D simulation code. The Euler algorithm was used to carry out the numerical simulation, and eight groups of working conditions were simulated. According to the scali...
The formation process of the Yilan crater was numerically studied based on the iSALE-2D simulation code. The Euler algorithm was used to carry out the numerical simulation, and eight groups of working conditions were simulated. According to the scali...
2023, 43(3): 034101.
doi: 10.11883/bzycj-2022-0344
Abstract:
A medium strain rate compression experimental system based on a progressive cam was developed to realize multiple medium strain rate loading. The developed experimental system uses the servo motor to drive the energy storage flywheel to rotate at a c...
A medium strain rate compression experimental system based on a progressive cam was developed to realize multiple medium strain rate loading. The developed experimental system uses the servo motor to drive the energy storage flywheel to rotate at a c...
2023, 43(3): 034201.
doi: 10.11883/bzycj-2022-0390
Abstract:
Gun barrel erosion is primarily caused by the intense heat and mass transfer between the propellant gas and the tube during firing. To investigate the erosion characteristics of a 155 mm barrel in a high-temperature, high-pressure, and high-velocity ...
Gun barrel erosion is primarily caused by the intense heat and mass transfer between the propellant gas and the tube during firing. To investigate the erosion characteristics of a 155 mm barrel in a high-temperature, high-pressure, and high-velocity ...
2023, 43(3): 034202.
doi: 10.11883/bzycj-2022-0110
Abstract:
Under impact, aluminum foam undergoes significant plastic deformation, and the kinetic energy of the impactor is dissipated in the process, thereby protecting the structure from damage. The failure modes of aluminum foam sandwich structures under imp...
Under impact, aluminum foam undergoes significant plastic deformation, and the kinetic energy of the impactor is dissipated in the process, thereby protecting the structure from damage. The failure modes of aluminum foam sandwich structures under imp...
2023, 43(3): 034203.
doi: 10.11883/bzycj-2022-0017
Abstract:
To investigate the propagation process of the underwater blasting shock wave in a fish body and its effect on typical swim bladder fishes, a critical safety wave pressure model for typical fishes was established and verified through theoretical analy...
To investigate the propagation process of the underwater blasting shock wave in a fish body and its effect on typical swim bladder fishes, a critical safety wave pressure model for typical fishes was established and verified through theoretical analy...
2023, 43(3): 035101.
doi: 10.11883/bzycj-2022-0333
Abstract:
In order to explore the distribution of the explosion strain field and fracture field of segmented charge explosion, used digital image correlation analysis (DIC) and computerized tomography (CT) scanning experiment analyzed the distribution of the e...
In order to explore the distribution of the explosion strain field and fracture field of segmented charge explosion, used digital image correlation analysis (DIC) and computerized tomography (CT) scanning experiment analyzed the distribution of the e...
