Numerical Simulation of Rock Burst in Circular Tunnels Under Unloading Conditions

Journal of China University of Mining and Technology

Volumn 17, Issue 4, 2007, Pages 552-556

  SUN, Jin shan ^a   ZHU, Qi hu ^a   LU, Wen bo ^a  

^a WUHAN UNIVERSITY   (China)

Author keywords

circular tunnel; DDA; numerical simulation; RFPA; rock burst; TU 45; unloading

Indexed keywords

COMPUTER SIMULATION; CRACKS; DEFORMATION; FAILURE (MECHANICAL); PRESSURE; PROBABILITY; ROCK BURSTS; STRESSES;

CIRCULAR TUNNEL; DISCONTINUOUS DEFORMATION THEORY; PRESSURE COEFFICIENT; ROCK FAILURE PROCESS THEORY;

TUNNELS;

EID: 37349066223     PISSN: 10061266     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1006-1266(07)60144-8     Document Type: Article

References (10)

1. Tan Y. Analysis of fractured face of rockburst with scanning electron microscope and its progressive failure process. Journal of Chinese Electron Microscopy 21 2 (1989) 41-48 (In Chinese)
2. Miao X., An L., Zhai M., et al. Model of rockburst for extension of slip fracture in palisades. Journal of China University of Mining & Technology 28 2 (1999) 113-117 (In Chinese)
3. Xu D., Zhang G., and Li T. On the stress state in rock burst. Chinese Journal of Rock Mechanics and Engineering 19 2 (2000) 169-172 (In Chinese)
4. Tang C., and Kaiser P. Numerical simulation of cumulative damage and seismic energy release during brittle rock failure-Part I: fundamentals. International Journal of Rock Mechanics and Mining Sciences 35 2 (1998) 113-121
5. Shi G. Numerical Analysis Methods and Discontinuous Deformation Analysis (1997), Qinghua University Press, Beijing (In Chinese).
6. Fakhimia F., Carvalhoc T., and Ishidad J. Simulation of failure around a circular opening in rock. International Journal of Rock Mechanics & Mining Sciences 39 (2002) 507-515
7. Zhu W., Liu J., Tang C., et al. Simulation of progressive fracturing processes around underground excavations under biaxial compression. Tunneling and Underground Space Technology 20 (2005) 231-247
8. Huang R., Wang X., and Chan L. Triaxial unloading test of rocks and its implication for rock burst. Bull Eng Geol Env 60 (2001) 37-417
9. Sahouryeh E., Dyskin A., and Germanovich L. Crack growth under biaxial compression. Engineering Fracture Mechanics 69 (2002) 2187-2198
10. William D. The behavior of tunnels at great depth under large static and dynamic pressures. Tunneling and Underground Space Technology 16 (2001) 41-48