[HTML][HTML] Comparison of selected blasting constitutive models for reproducing the dynamic fragmentation of rock
M Kucewicz, P Baranowski, Ł Mazurkiewicz… - International Journal of …, 2023 - Elsevier
Understanding the behavior of rock under blast-and shock-induced loadings requires a high-
fidelity constitutive model. The present paper provides a detailed comparison study of three …
fidelity constitutive model. The present paper provides a detailed comparison study of three …
A plastic damage constitutive model for rock-like material focusing on the hydrostatic pressure induced damage and the interaction of tensile and shear damages …
Although many mechanical responses of rock-like material subjected to dynamic loads can
be simulated by commonly-used material models, it's still hard to accurately describe the …
be simulated by commonly-used material models, it's still hard to accurately describe the …
Experimental study on the influences of charging structure with various filling mediums on rock blasting performances
Decoupled charge blasting is widely used in tunnel contour excavation to mitigate
overbreak/underbreak and the extent of excavation damaged zone, which plays a pivotal …
overbreak/underbreak and the extent of excavation damaged zone, which plays a pivotal …
[HTML][HTML] Shock-induced fracture of dolomite rock in small-scale blast tests
This paper attempts to study dolomite failure using small-scale blast tests. The experimental
setup consisted of a cylindrical specimen with a central borehole fitted with a detonation …
setup consisted of a cylindrical specimen with a central borehole fitted with a detonation …
[HTML][HTML] Experimental and numerical investigation on the ballistic performance of aluminosilicate glass with different nosed projectiles
An experimental-numerical investigation on the ballistic perforation of aluminosilicate glass
tiles is presented in this study. A gas gun has been used to launch steel projectiles with …
tiles is presented in this study. A gas gun has been used to launch steel projectiles with …
[HTML][HTML] Parameter calibration of the tensile-shear interactive damage constitutive model for sandstone failure
Y Shu, Z Zhu, M Wang, W Gao, F Wang, D Wan… - Journal of Rock …, 2024 - Elsevier
The tensile-shear interactive damage (TSID) model is a novel and powerful constitutive
model for rock-like materials. This study proposes a methodology to calibrate the TSID …
model for rock-like materials. This study proposes a methodology to calibrate the TSID …
A modified JH2 model with improved strength model, damage evolution, and equation of state for rock under impact and blasting loads
Rock fragmentation by blasting is widely applied in geotechnical engineering, requiring the
development of the rock damage constitutive model. A modified Johnson-Holmquist …
development of the rock damage constitutive model. A modified Johnson-Holmquist …
[HTML][HTML] Dynamic mechanical characteristics of deep Jinping marble in complex stress environments
To reveal the dynamic mechanical characteristics of deep rocks, a series of impact tests
under triaxial static stress states corresponding to depths of 300–2400 m were conducted …
under triaxial static stress states corresponding to depths of 300–2400 m were conducted …
Amplification of ground vibration on a rocky hill and its environs under cylindrical SH waves
Surface irregularities on the earth, such as hills and ridges, can amplify the ground motion
caused by earthquakes and cause damage to buildings. Hence, it is crucial to study the …
caused by earthquakes and cause damage to buildings. Hence, it is crucial to study the …
Effect of loading characteristics and specimen size in split Hopkinson pressure bar test on high-rate behavior of phyllite
Split Hopkinson pressure bar (SHPB) tests are performed on Himalayan phyllite rock with
five different specimen sizes and with different gas gun pressures and striker bar lengths of …
five different specimen sizes and with different gas gun pressures and striker bar lengths of …