2022 Vol. 42, No. 10
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2022, 42(10): 102901.
doi: 10.11883/bzycj-2021-0521
Abstract:
The study of slow cook-off of composite propellant containing ammonium perchlorate (AP) is the focus of the research on propellant safety, while the pre-ignition is a common and effective way to reduce the intensity of reaction in slow cook-off of en...
The study of slow cook-off of composite propellant containing ammonium perchlorate (AP) is the focus of the research on propellant safety, while the pre-ignition is a common and effective way to reduce the intensity of reaction in slow cook-off of en...
2022, 42(10): 103101.
doi: 10.11883/bzycj-2021-0394
Abstract:
Electrochemical corrosion and fatigue tests were carried out to study the corrosion resistance and fatigue resistance of the pressure vessel material Q345R steel after laser shock peening (LSP). The material was cut into samples of 6 mm×10 mm×10 mm, ...
Electrochemical corrosion and fatigue tests were carried out to study the corrosion resistance and fatigue resistance of the pressure vessel material Q345R steel after laser shock peening (LSP). The material was cut into samples of 6 mm×10 mm×10 mm, ...
2022, 42(10): 103102.
doi: 10.11883/bzycj-2021-0447
Abstract:
Aiming at a clarification of the differences in dynamic mechanical properties of rock specimens with different sizes when characterized by a large diameter split Hopkinson pressure bar system, sandstone specimens with three different diameters (50, 7...
Aiming at a clarification of the differences in dynamic mechanical properties of rock specimens with different sizes when characterized by a large diameter split Hopkinson pressure bar system, sandstone specimens with three different diameters (50, 7...
2022, 42(10): 103103.
doi: 10.11883/bzycj-2021-0464
Abstract:
The concrete damage plasticity (CDP) model, as commonly adopted in ABAQUS routine, fails to correlate damage parameters with strain rate. To accurately describe the damage of concrete under high strain rate, a modified CDP (MCDP) model considering th...
The concrete damage plasticity (CDP) model, as commonly adopted in ABAQUS routine, fails to correlate damage parameters with strain rate. To accurately describe the damage of concrete under high strain rate, a modified CDP (MCDP) model considering th...
2022, 42(10): 103301.
doi: 10.11883/bzycj-2021-0275
Abstract:
The hypervelocity impact (HVI) of space debris is a typical extreme mechanics problem at high temperature, high pressure and high strain rate. The HVI involves the complex dynamic response of materials. Numerical methods have become very useful and i...
The hypervelocity impact (HVI) of space debris is a typical extreme mechanics problem at high temperature, high pressure and high strain rate. The HVI involves the complex dynamic response of materials. Numerical methods have become very useful and i...
2022, 42(10): 103302.
doi: 10.11883/bzycj-2021-0467
Abstract:
Concrete-filled double-skin steel tubular (CFDST) members are widely employed as load-bearing members in the ultra-high power transmission tower and offshore platform. The impact resistance of this type of members should be considered in the design s...
Concrete-filled double-skin steel tubular (CFDST) members are widely employed as load-bearing members in the ultra-high power transmission tower and offshore platform. The impact resistance of this type of members should be considered in the design s...
2022, 42(10): 103303.
doi: 10.11883/bzycj-2022-0030
Abstract:
The penetration resistance of concrete can be greatly improved by lateral confinement, and it would be continued to increase when pre-stress is further applied. However, the existing methods are difficult to realize the pre-stress on the confined con...
The penetration resistance of concrete can be greatly improved by lateral confinement, and it would be continued to increase when pre-stress is further applied. However, the existing methods are difficult to realize the pre-stress on the confined con...
2022, 42(10): 104101.
doi: 10.11883/bzycj-2022-0015
Abstract:
The impact force transducers are widely used in aerospace, national defense engineering, auto industry and other important fields involving national security and people livelihood. Those transducers usually need to be calibrated before being put into...
The impact force transducers are widely used in aerospace, national defense engineering, auto industry and other important fields involving national security and people livelihood. Those transducers usually need to be calibrated before being put into...
2022, 42(10): 104201.
doi: 10.11883/bzycj-2021-0415
Abstract:
A computational model of simulating the structural damage and the propagation of shock wave was developed in order to study the interaction between blast wave and building. A damage-load criteria of building structures was used to evaluate the destru...
A computational model of simulating the structural damage and the propagation of shock wave was developed in order to study the interaction between blast wave and building. A damage-load criteria of building structures was used to evaluate the destru...
2022, 42(10): 104202.
doi: 10.11883/bzycj-2022-0059
Abstract:
As a non-contact, non-interference full-field non-destructive optical measurement technology, digital image correlation (DIC) technology can obtain the dynamic deformation information on the surface of materials and failure process. Aiming to evaluat...
As a non-contact, non-interference full-field non-destructive optical measurement technology, digital image correlation (DIC) technology can obtain the dynamic deformation information on the surface of materials and failure process. Aiming to evaluat...
2022, 42(10): 105101.
doi: 10.11883/bzycj-2021-0502
Abstract:
The blast shock wave will be transmitted to the ground through the vent as a gas explosion accident occurs in an urban shallowly-buried pipe trench, and cause serious disaster consequences. However, there are few studies on the propagating law of the...
The blast shock wave will be transmitted to the ground through the vent as a gas explosion accident occurs in an urban shallowly-buried pipe trench, and cause serious disaster consequences. However, there are few studies on the propagating law of the...
2022, 42(10): 105102.
doi: 10.11883/bzycj-2021-0524
Abstract:
In order to study the influence of bilinear resistance model on the vibration displacement of beam members under air blast loading, both the theoretical elast-plastic displacement solutions of the flexible and rigid members in forward and rebound sta...
In order to study the influence of bilinear resistance model on the vibration displacement of beam members under air blast loading, both the theoretical elast-plastic displacement solutions of the flexible and rigid members in forward and rebound sta...
2022, 42(10): 105401.
doi: 10.11883/bzycj-2022-0012
Abstract:
To investigate the influence of gasoline-air mixture volume fraction, ignition position and liquid level on explosion overpressure parameters and flame development in vertical dome oil tank, a series of experiments with nine initial hydrocarbon volum...
To investigate the influence of gasoline-air mixture volume fraction, ignition position and liquid level on explosion overpressure parameters and flame development in vertical dome oil tank, a series of experiments with nine initial hydrocarbon volum...
2022, 42(10): 105901.
doi: 10.11883/bzycj-2021-0527
Abstract:
To improve the crashworthiness of thin-walled tube structures, a series of bio-inspired multi-cell thin-walled tubes with sinusoidal cells (abbreviated BSTs) were designed based on the dactyl club microstructure of Odontodactylus scyllarus (O. scylla...
To improve the crashworthiness of thin-walled tube structures, a series of bio-inspired multi-cell thin-walled tubes with sinusoidal cells (abbreviated BSTs) were designed based on the dactyl club microstructure of Odontodactylus scyllarus (O. scylla...
