2006 Vol. 26, No. 3
Display Method:
2006, 26(3): 193-198.
doi: 10.11883/1001-1455(2006)03-0193-06
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Abstract:
High-velocity deformation process of material is usually accompanied with interior damage evolution in different forms. Experimental observations for different materials show that damage evolution is dependent on strain, strain rate and temperature, ...
High-velocity deformation process of material is usually accompanied with interior damage evolution in different forms. Experimental observations for different materials show that damage evolution is dependent on strain, strain rate and temperature, ...
Three modes of penetration mechanics of A3 steel cylindrical projectiles impact onto 45 steel plates
2006, 26(3): 199-207.
doi: 10.11883/1001-1455(2006)03-0199-09
Abstract:
The ballistic trajectory effect of the fragment simulation projectile was experimentally researched by A3 steel cylindrical projectiles (diameter of projectile 25 mm) impacting 45 steel plates. The intensity of A3 steel is less than that of 45 steel....
The ballistic trajectory effect of the fragment simulation projectile was experimentally researched by A3 steel cylindrical projectiles (diameter of projectile 25 mm) impacting 45 steel plates. The intensity of A3 steel is less than that of 45 steel....
2006, 26(3): 208-213.
doi: 10.11883/1001-1455(2006)03-0208-06
Abstract:
Experimental and numerical investigations were performed on the CH4/Air mixture premixed flame propagation in a horizontal rectangle tube with a wedge obstacle mounted at the bottom. The multiple-lens, Cranz Schardin high speed video system and press...
Experimental and numerical investigations were performed on the CH4/Air mixture premixed flame propagation in a horizontal rectangle tube with a wedge obstacle mounted at the bottom. The multiple-lens, Cranz Schardin high speed video system and press...
2006, 26(3): 214-221.
doi: 10.11883/1001-1455(2006)03-0214-08
Abstract:
The numerical simulation was carried out for the dynamic response of crack subjected to the normal, shear and oblique impact loads. The dynamic stress field and the strain field were obtained. According to its definition, the corresponding dynamic st...
The numerical simulation was carried out for the dynamic response of crack subjected to the normal, shear and oblique impact loads. The dynamic stress field and the strain field were obtained. According to its definition, the corresponding dynamic st...
2006, 26(3): 222-227.
doi: 10.11883/1001-1455(2006)03-0222-06
Abstract:
Based on the characters of short duration and abrupt change of blasting seismic signals, and the monitoring data from a blasting engineering, energy distribution of blasting seismic signals are analyzed by using the time-frequency localization of wav...
Based on the characters of short duration and abrupt change of blasting seismic signals, and the monitoring data from a blasting engineering, energy distribution of blasting seismic signals are analyzed by using the time-frequency localization of wav...
2006, 26(3): 228-233.
doi: 10.11883/1001-1455(2006)03-0228-06
Abstract:
To investigate the damage evolution of a reinforced aircraft skin impacted by a projectile with diameter 12.7 mm, LY-12 plate with thickness 3 mm and reinforced aircraft skin are shoot by the projectile. An effective testing system of simulating batt...
To investigate the damage evolution of a reinforced aircraft skin impacted by a projectile with diameter 12.7 mm, LY-12 plate with thickness 3 mm and reinforced aircraft skin are shoot by the projectile. An effective testing system of simulating batt...
2006, 26(3): 234-239.
doi: 10.11883/1001-1455(2006)03-0234-06
Abstract:
The explosion resistance performance of reinforced concrete (RC) slabs reinforced with glass fiber reinforced plastic (GFRP) ribbon and the common RC slab were experimentally studied to explore the strengthening effect of GFRP on RC structures under ...
The explosion resistance performance of reinforced concrete (RC) slabs reinforced with glass fiber reinforced plastic (GFRP) ribbon and the common RC slab were experimentally studied to explore the strengthening effect of GFRP on RC structures under ...
2006, 26(3): 240-244.
doi: 10.11883/1001-1455(2006)03-0240-05
Abstract:
The energy distribution for ground shock of explosion with different buried depths in soil is studied with numerical simulation method, and the coupling coefficient data is gained from test. The minimal scaled buried depth for close explosion in free...
The energy distribution for ground shock of explosion with different buried depths in soil is studied with numerical simulation method, and the coupling coefficient data is gained from test. The minimal scaled buried depth for close explosion in free...
2006, 26(3): 245-249.
doi: 10.11883/1001-1455(2006)03-0245-05
Abstract:
A magneto-rheological (MR) recoil damper for a 25 mm air defence gun test application is studied. Based on Herschel-Bulkley shear model, a one-dimensional axisymmetric laminar flow model of the MR recoil damper is proposed, and the relation curves of...
A magneto-rheological (MR) recoil damper for a 25 mm air defence gun test application is studied. Based on Herschel-Bulkley shear model, a one-dimensional axisymmetric laminar flow model of the MR recoil damper is proposed, and the relation curves of...
2006, 26(3): 250-255.
doi: 10.11883/1001-1455(2006)03-0250-06
Abstract:
Based on dynamics of explosion and fracture mechanics, the mechanism of crack initiation and its expansion of directional fracture controlled blasting by shaped charge with wedge-type liners in rock were studied，the blasting parameters were designed ...
Based on dynamics of explosion and fracture mechanics, the mechanism of crack initiation and its expansion of directional fracture controlled blasting by shaped charge with wedge-type liners in rock were studied，the blasting parameters were designed ...
2006, 26(3): 256-261.
doi: 10.11883/1001-1455(2006)03-0256-06
Abstract:
The dynamic displacement ductility and ultimate load-carrying capability of three partially-prestressed concrete (PPC) beams which were unbonded, were experimentally obtained by applying impact load to their middle with dropping hammers, and the typi...
The dynamic displacement ductility and ultimate load-carrying capability of three partially-prestressed concrete (PPC) beams which were unbonded, were experimentally obtained by applying impact load to their middle with dropping hammers, and the typi...
2006, 26(3): 262-268.
doi: 10.11883/1001-1455(2006)03-0262-07
Abstract:
The response of ship structure and the effectiveness of various armor structure under ballistic impact of small caliber artillery were studied experimentally. Ballistic impact experiment was carried out to simulate the impact of typical warhead of sm...
The response of ship structure and the effectiveness of various armor structure under ballistic impact of small caliber artillery were studied experimentally. Ballistic impact experiment was carried out to simulate the impact of typical warhead of sm...
2006, 26(3): 269-272.
doi: 10.11883/1001-1455(2006)03-0269-04
Abstract:
An embedded electromagnetic particle-velocity gauge was used to measure the shock initiation behavior in JOB-9003 explosive under different shock pressures. The particle velocity history profiles can fairly decribe the change processes from the shock...
An embedded electromagnetic particle-velocity gauge was used to measure the shock initiation behavior in JOB-9003 explosive under different shock pressures. The particle velocity history profiles can fairly decribe the change processes from the shock...
2006, 26(3): 273-278.
doi: 10.11883/1001-1455(2006)03-0273-06
Abstract:
The discrete principle of the material point method (MPM) was briefly introduced, and a three-dimensional MPM code (MPM3D) was developed with the Johnson-Cook material model and Mie-Gruneisen equation of state to analyze the hypervelocity impact prob...
The discrete principle of the material point method (MPM) was briefly introduced, and a three-dimensional MPM code (MPM3D) was developed with the Johnson-Cook material model and Mie-Gruneisen equation of state to analyze the hypervelocity impact prob...
2006, 26(3): 279-283.
doi: 10.11883/1001-1455(2006)03-0279-05
Abstract:
In blasting experiments, durations of subordinate basting seismic waves and intensity of influence among them are changed by adjusting the number of subordinate blasting, explosive weigh of subordinate blasting, total quantum of explosive, interval, ...
In blasting experiments, durations of subordinate basting seismic waves and intensity of influence among them are changed by adjusting the number of subordinate blasting, explosive weigh of subordinate blasting, total quantum of explosive, interval, ...
2006, 26(3): 284-288.
doi: 10.11883/1001-1455(2006)03-0284-04
Abstract:
Shock wave velocity in Teflon sample, average velocity and flatness of Mylar flyer plate driven by electronic gun were measured by fiber-optic pins. Experimental results show that quartz optical fiber pin diagnostic technology provides a direct, elec...
Shock wave velocity in Teflon sample, average velocity and flatness of Mylar flyer plate driven by electronic gun were measured by fiber-optic pins. Experimental results show that quartz optical fiber pin diagnostic technology provides a direct, elec...
