2022 Vol. 42, No. 7
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2022, 42(7): 072201.
doi: 10.11883/bzycj-2021-0421
Abstract:
In order to clarify the bubble pulsation process and pressure wave shock characteristics produced in the process of pulse discharge energy release in water, based on the principle of energy equivalence, the liquid-phase pulse energy was transformed i...
In order to clarify the bubble pulsation process and pressure wave shock characteristics produced in the process of pulse discharge energy release in water, based on the principle of energy equivalence, the liquid-phase pulse energy was transformed i...
2022, 42(7): 073101.
doi: 10.11883/bzycj-2022-0051
Abstract:
When studying the dynamic fracture behavior of cracked rock mass, dynamic fracture toughness is an important mechanical parameter to study the fracture characteristics of cracks, which can accurately reflect the energy required in the crack initiatio...
When studying the dynamic fracture behavior of cracked rock mass, dynamic fracture toughness is an important mechanical parameter to study the fracture characteristics of cracks, which can accurately reflect the energy required in the crack initiatio...
2022, 42(7): 073102.
doi: 10.11883/bzycj-2021-0525
Abstract:
Composite sandwich beams with a carbon fiber reinforced polymer (CFRP) square honeycomb core were designed and fabricated by using the interlocking method. The dynamic response and failure mechanism of fully-clamped and simply- supported sandwich bea...
Composite sandwich beams with a carbon fiber reinforced polymer (CFRP) square honeycomb core were designed and fabricated by using the interlocking method. The dynamic response and failure mechanism of fully-clamped and simply- supported sandwich bea...
2022, 42(7): 073103.
doi: 10.11883/bzycj-2021-0244
Abstract:
By using a SHPB device combined with high-speed photography technology, low-velocity impact experiments of quartz glass beads with diameters of 7.90, 11.80 and 15.61 mm were carried out by means of respectively three kinds of transmission bars, i.e.,...
By using a SHPB device combined with high-speed photography technology, low-velocity impact experiments of quartz glass beads with diameters of 7.90, 11.80 and 15.61 mm were carried out by means of respectively three kinds of transmission bars, i.e.,...
2022, 42(7): 073104.
doi: 10.11883/bzycj-2021-0297
Abstract:
Four kinds of carbon-polypropylene hybrid fiber reinforced coral sand cement-based composites with different fiber content were obtained by mixing carbon fiber and polypropylene fiber into coral sand cement-based composites prepared by artificial sea...
Four kinds of carbon-polypropylene hybrid fiber reinforced coral sand cement-based composites with different fiber content were obtained by mixing carbon fiber and polypropylene fiber into coral sand cement-based composites prepared by artificial sea...
2022, 42(7): 073105.
doi: 10.11883/bzycj-2021-0434
Abstract:
Sapphire (Al2O3) transparent ceramic glass has excellent light transmittance and retains the excellent mechanical properties comparing with traditional ceramics. In order to understand the relationship between strength and strain rate of sapphire tra...
Sapphire (Al2O3) transparent ceramic glass has excellent light transmittance and retains the excellent mechanical properties comparing with traditional ceramics. In order to understand the relationship between strength and strain rate of sapphire tra...
2022, 42(7): 073201.
doi: 10.11883/bzycj-2021-0359
Abstract:
In order to reduce the cost for the impact test of the full-size airframe structures, an incomplete similar model was established by the similarity theory. Based on dimensional analysis, the correction relation for the Johnson-Cook linear strain-rate...
In order to reduce the cost for the impact test of the full-size airframe structures, an incomplete similar model was established by the similarity theory. Based on dimensional analysis, the correction relation for the Johnson-Cook linear strain-rate...
2022, 42(7): 073301.
doi: 10.11883/bzycj-2021-0466
Abstract:
A shaped-charge jet compresses the target axially and radially simultaneously when the jet penetrates into a thick target, and then the axial penetration and radial crater growth occur. The research on axial penetration is abundant, but the research ...
A shaped-charge jet compresses the target axially and radially simultaneously when the jet penetrates into a thick target, and then the axial penetration and radial crater growth occur. The research on axial penetration is abundant, but the research ...
2022, 42(7): 074101.
doi: 10.11883/bzycj-2021-0453
Abstract:
Explosive-driven magnetic flux compression generator is a device that converts the chemical energy of explosives into electromagnetic energy. It has attracted great attention in the field of high energy density physics due to its wide application and...
Explosive-driven magnetic flux compression generator is a device that converts the chemical energy of explosives into electromagnetic energy. It has attracted great attention in the field of high energy density physics due to its wide application and...
2022, 42(7): 075101.
doi: 10.11883/bzycj-2022-0044
Abstract:
To effectively protect the underground structures subjected to ground shock, a new protective component made of foam concrete was proposed. Different from the mechanism of the solid foam concrete layer protection, under the action of ground shock, th...
To effectively protect the underground structures subjected to ground shock, a new protective component made of foam concrete was proposed. Different from the mechanism of the solid foam concrete layer protection, under the action of ground shock, th...
2022, 42(7): 075102.
doi: 10.11883/bzycj-2021-0332
Abstract:
In order to study the blast-resistance characteristics of polyurea sprayed reinforced brick infill walls, a prototype explosion test of polyurea sprayed reinforced frame infill walls was carried out based on an improved large-scale explosion test dev...
In order to study the blast-resistance characteristics of polyurea sprayed reinforced brick infill walls, a prototype explosion test of polyurea sprayed reinforced frame infill walls was carried out based on an improved large-scale explosion test dev...
2022, 42(7): 075103.
doi: 10.11883/bzycj-2021-0495
Abstract:
To identify the anti-explosion performance, dynamic response and typical failure mode of a reinforced concrete beam-slab composite structure, the explosion experiment was conducted by the shock tube, which was used to simulate the long-lasting long-d...
To identify the anti-explosion performance, dynamic response and typical failure mode of a reinforced concrete beam-slab composite structure, the explosion experiment was conducted by the shock tube, which was used to simulate the long-lasting long-d...
2022, 42(7): 075401.
doi: 10.11883/bzycj-2021-0417
Abstract:
To study the effects of magnetic fields on the gas explosion, considering equivalent acetylene premixed combustible gas as the research object, the effects of different magnetic field intensities on acetylene explosion characteristics were studied ex...
To study the effects of magnetic fields on the gas explosion, considering equivalent acetylene premixed combustible gas as the research object, the effects of different magnetic field intensities on acetylene explosion characteristics were studied ex...
2022, 42(7): 075402.
doi: 10.11883/bzycj-2021-0470
Abstract:
The pyrolysis and oxidation characteristics and flame propagation characteristics in the semi-enclosed vertical pipe of lauric acid dust and stearic acid dust were studied by using the synchrotron thermal analyzer, improved Hartmann explosive test de...
The pyrolysis and oxidation characteristics and flame propagation characteristics in the semi-enclosed vertical pipe of lauric acid dust and stearic acid dust were studied by using the synchrotron thermal analyzer, improved Hartmann explosive test de...
