Numerical investigation of seismic wavefield characteristics induced by a tensile source in a heterogeneous mining environment

F Chen, Z Liang, A Cao - International Journal of Rock Mechanics and …, 2023 - Elsevier
Mining-induced tremors serve as the main dynamic stress source of coal bursts which
represent one type of the most critical mining disasters in underground coal mines. To …

Elastic full-wave field simulation in 3D tunnel space with the variable staggered-grid finite-difference method in cylindrical coordinates

Y Zheng, F Cheng, J Liu, Z Fan, B Han… - Journal of Applied …, 2023 - Elsevier
Tunnel advance detection technology is an important method for determining the structure of
complex geological bodies in front of the tunnel face. Among the tunnel advance detection …

Numerical and Field Investigations of Dynamic Failure Caused by Mining-Induced Tremor Based on Focal Mechanism

ZL He, YB Zhang, CP Lu, Q Wang, XL Yao… - Rock Mechanics and …, 2024 - Springer
The rupture mechanism of a seismic source governs the spatiotemporal distribution and
intensity characteristics of the radiated stress-wave field and significantly affects the dynamic …

Numerical simulation of the time-domain seismic wave evolution characteristics for advanced geological detection in tunnels

P Zhang, J Wang, X Ba, X Li, L Li, J Ni - Acta Geophysica, 2024 - Springer
The identification of adverse geological bodies in front of the tunnel excavation face is
essential to allow precautionary measures to be taken for safer tunnel construction …

Study on Detection of the Bearing Stratum Integrity of Bored Pile Based on Transient Electromagnetic Method

C Pan, G Zhang, S Chen, F Zheng, X Liu - Geofluids, 2022 - Wiley Online Library
To ensure the safe construction of bridge pile foundation in karst area, it is necessary to
accurately detect the unfavorable geological conditions such as karst cave and soft layer …