2025 Vol. 45, No. 6
Display Method:
2025, 45(6): 061001.
doi: 10.11883/bzycj-2024-0424
Abstract:
Propagation features of blast-induced stress waves undergo substantial alterations as they traverse heterogeneous interfaces. In rock engineering, the prevalence of discontinuous structural planes, such as joints and fissures, becomes increasingly pr...
Propagation features of blast-induced stress waves undergo substantial alterations as they traverse heterogeneous interfaces. In rock engineering, the prevalence of discontinuous structural planes, such as joints and fissures, becomes increasingly pr...
2025, 45(6): 061101.
doi: 10.11883/bzycj-2024-0399
Abstract:
As the global demand for resources continues to rise, the scale of deep underground engineering development expands, facing increasingly complex geological conditions and high-stress environments. This shift has made the study of the dynamic characte...
As the global demand for resources continues to rise, the scale of deep underground engineering development expands, facing increasingly complex geological conditions and high-stress environments. This shift has made the study of the dynamic characte...
2025, 45(6): 061411.
doi: 10.11883/bzycj-2024-0335
Abstract:
In order to take into account the influence of the crack roughness, first of all, on basis of the calculation model for the rockmass macroscopic damage variable which can take into account the crack geometry parameter, strength parameter and deformat...
In order to take into account the influence of the crack roughness, first of all, on basis of the calculation model for the rockmass macroscopic damage variable which can take into account the crack geometry parameter, strength parameter and deformat...
2025, 45(6): 061412.
doi: 10.11883/bzycj-2024-0336
Abstract:
Based on continuum damage mechanics, a rock dynamic constitutive model with coupled elastic-plastic damage was established. This model took the unified strength theory as the yield criterion and introduces the dynamic tensile-compressive ratio to ful...
Based on continuum damage mechanics, a rock dynamic constitutive model with coupled elastic-plastic damage was established. This model took the unified strength theory as the yield criterion and introduces the dynamic tensile-compressive ratio to ful...
2025, 45(6): 061413.
doi: 10.11883/bzycj-2024-0405
Abstract:
To investigate the effect of high temperature on the energy characteristics of marble, ANSYS/LS-DYNA was used to carry out dynamic compression simulation tests on marble with six temperature gradients at five impact velocities to analyze the mechanic...
To investigate the effect of high temperature on the energy characteristics of marble, ANSYS/LS-DYNA was used to carry out dynamic compression simulation tests on marble with six temperature gradients at five impact velocities to analyze the mechanic...
2025, 45(6): 061421.
doi: 10.11883/bzycj-2024-0346
Abstract:
To investigate the fracture and permeability characteristics of sandstone-type uranium ore under cyclic impact, a Hopkinson bar experimental system was used to load sandstone samples by cyclic impacts. The dynamic mechanical properties of the sandsto...
To investigate the fracture and permeability characteristics of sandstone-type uranium ore under cyclic impact, a Hopkinson bar experimental system was used to load sandstone samples by cyclic impacts. The dynamic mechanical properties of the sandsto...
2025, 45(6): 061422.
doi: 10.11883/bzycj-2024-0417
Abstract:
To investigate the dynamic shear mechanical response and post-damage permeability characteristics of rough structural planes, a dynamic shear system was utilized to conduct shear tests on rough structural planes of sandstone under varying shear rate ...
To investigate the dynamic shear mechanical response and post-damage permeability characteristics of rough structural planes, a dynamic shear system was utilized to conduct shear tests on rough structural planes of sandstone under varying shear rate ...
2025, 45(6): 061423.
doi: 10.11883/bzycj-2024-0353
Abstract:
In practical engineering, rock frequently suffers from recurrent dynamic disturbances, posing serious threats to engineering safety. To investigate the dynamic mechanical behavior of jointed rock under cyclic dynamic disturbances, cyclic impact tests...
In practical engineering, rock frequently suffers from recurrent dynamic disturbances, posing serious threats to engineering safety. To investigate the dynamic mechanical behavior of jointed rock under cyclic dynamic disturbances, cyclic impact tests...
2025, 45(6): 061431.
doi: 10.11883/bzycj-2024-0409
Abstract:
The influence of reflected explosion stress waves on dynamic crack propagation behavior , as well as the connection between dynamic cracks and pre-existing cracks, was studied using dynamic photoelastic experiments. A high-speed camera was used to ca...
The influence of reflected explosion stress waves on dynamic crack propagation behavior , as well as the connection between dynamic cracks and pre-existing cracks, was studied using dynamic photoelastic experiments. A high-speed camera was used to ca...
2025, 45(6): 061432.
doi: 10.11883/bzycj-2024-0414
Abstract:
To understand the interaction between joints and blasting stresses and optimizing blasting parameters in jointed rock, the impact of different joint inclinations on blasting fragmentation was studied through a combination of tests and numerical simul...
To understand the interaction between joints and blasting stresses and optimizing blasting parameters in jointed rock, the impact of different joint inclinations on blasting fragmentation was studied through a combination of tests and numerical simul...
2025, 45(6): 061441.
doi: 10.11883/bzycj-2024-0403
Abstract:
The shear mechanical properties and deformation damage mechanism of the double structural planes of traditional anchor cables and new anchor cables with C-shaped tube structures (abbreviated as ACC) under different loading rate conditions were invest...
The shear mechanical properties and deformation damage mechanism of the double structural planes of traditional anchor cables and new anchor cables with C-shaped tube structures (abbreviated as ACC) under different loading rate conditions were invest...
2025, 45(6): 061442.
doi: 10.11883/bzycj-2024-0466
Abstract:
The gradient stresses in the surrounding rock caused by deep excavation and the naturally occurring slow-dipping hard structural planes of the rock are critical factors influencing the characteristics of rockburst.Through triaxial loading-unidirectio...
The gradient stresses in the surrounding rock caused by deep excavation and the naturally occurring slow-dipping hard structural planes of the rock are critical factors influencing the characteristics of rockburst.Through triaxial loading-unidirectio...
2025, 45(6): 061443.
doi: 10.11883/bzycj-2024-0395
Abstract:
The viscous characteristics of granular fault gouge significantly impact the dynamic mechanical behavior of faults, yet the problem of determining the viscosity of these interlayers at different slip velocities remains unresolved. This article presen...
The viscous characteristics of granular fault gouge significantly impact the dynamic mechanical behavior of faults, yet the problem of determining the viscosity of these interlayers at different slip velocities remains unresolved. This article presen...