Micro- and macro-fractures of coarse granite under true-triaxial unloading conditions

Mining Science and Technology

Volumn 21, Issue 3, 2011, Pages 389-394

  He, Manchao ^a,b   Nie, Wen ^a,b,c   Zhao, Zhiye ^c   Cheng, Cheng ^a,b  

^a CHINA UNIVERSITY OF MINING AND TECHNOLOGY   (China)

^b State Key Laboratory of Geomechanics and Deep Underground Engineering   (China)

^c NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

Author keywords

Coarse granite; Fractal dimension; Rock bursts; Stress distribution; Surface roughness

Indexed keywords

COARSE GRANITE; CONFINED COMPRESSION; DIFFERENT BOUNDARY CONDITION; FAILURE PROCESS; FRACTAL CHARACTERISTICS; FRACTAL PARAMETERS; FRACTURE BEHAVIOR; INTERMEDIATE STRESS; LASER PROFILOMETERS; MACRO SCALE; MECHANICAL BEHAVIOR; MICRO-SCALES; ROCK TESTING; SCALE-DEPENDENT FRACTAL; SCANNING ELECTRON MICROSCOPIC; SEM IMAGE; SHEAR TRACTION; UNI-AXIAL COMPRESSION; VARIOGRAMS;

BOUNDARY CONDITIONS; COMPRESSION TESTING; FRACTAL DIMENSION; GRANITE; IMAGING TECHNIQUES; ROCK BURSTS; ROCK PRESSURE; ROCKS; STRESS CONCENTRATION; SURFACE PROPERTIES; SURFACE ROUGHNESS; UNLOADING;

FRACTURE;

EID: 79960836605     PISSN: 16745264     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mstc.2011.05.016     Document Type: Article

References (25)

1. W.D. Ortleep, and T.R. Stacey Rockburst mechanisms in tunnels and shafts Tunnell Underground Space Technol 9 1994 55 65
2. M.C. He, H.P. Xie, S.P. Peng, and Y.D. Jiang Study on rock mechanics in deep mining engineering Chin J Rock Mech Eng 24 2005 2803 2813 [in Chinese]
3. T. Li, M.F. Cai, and M. Cai A review of mining-induced seismicity in China Int J Rock Mech Mining Sci 44 2007 1149 1171 (Pubitemid 47450177)
4. N.C. Joughin, and A.J. Jager Fracture of rock at stope faces in South African gold mines Trans Inst Min Metall 1 1983 53 66
5. T. Feng, X.B. Xie, C.L. Pan, and R. Guo Fracture mechanism analysis for burst rock with electron scanning microscope J Central South Univ Technol 30 1 1990 14 17 [in Chinese]
6. R.A. Stewart, W.U. Reimold, E.G. Charlesworth, and W.D. Ortleep The nature of a deformation zone and fault rock related to a recent rockburst at Western Deep Levels Gold mine, Withwatersrand Basin, South Africa Tectonophysics 337 2001 173 190 (Pubitemid 32836236)
7. Y.H. Zhao Crack pattern evolution and a fractal damage constitutive model for rock Int J Rock Mech Mining Sci 35 1998 336 349
8. E.O. Moustafa, C.A. Tang, and Z. Zhang Scanning of essential minerals in granite electron microscope study on the microfracture behavior Geol Resour 13 2004 129 136
9. S.P. Harimkar, and N.B. Dahotre Characterization of microstructure in laser surface modified alumina ceramic Mater Charact 59 6 2007 700 707
10. X.M. Liu, and F. Li Zh Microfailure mechanism analysis and test study for rock failure surface Chin J Rock Mech Eng 16 6 1997 509 513 [in Chinese]
11. M.C. He, W. Nie, L.Q. Han, and L.J. Ling Microcrack analysis of Sanya grantite fragments from rockburst tests Mining Sci Technol 20 2010 238 243
12. W.D. Ortleep Observation of mining-induced faults in an intact rock mass at depth Int J Rock Mech Mining Sci 37 2000 423 436
13. Li.X. Zh, and A.Z. Hua Prediction and prevention of sandstone-gas outbursts in coal mines Int J Rock Mech Mining Sci 43 2006 2 18
14. H.P. Xie Introduction of fractal-rock mechanics 1996 Science Press Beijing
15. J.M. Boffa, C. Allain, and J.P. Hulin Experimental analysis of self-affine fractured rock surfaces through shadow length measurements Phys A Statist Mech Appl 278 2000 65 86 (Pubitemid 30581784)
16. U.M.J. Kulatilake Phsw, and G. Pan Requirements for accurate quantification of self-affine roughness using the variogram method Int J Solids Struct 35 1998 4167 4189 (Pubitemid 128384146)
17. U.M.J. Kulatilake Phsw, P. Balasingam, J.Y. Park, and R. Morgan Natural rock joint roughness quantification through fractal techniques Geotech Geol Eng 24 2006 1181 1202 (Pubitemid 44322516)
18. M.A. Kwafniewski, and J.A. Wang Surface roughness evolution and mechanical behavior of rock joints under shear Int J Rock Mech Mining Sci 34 1997 3 4
19. T. Babadagli, and K. Develi Fractal characteristics of rocks fractured under tension Theor Appl Fract Mech 39 2003 73 88 (Pubitemid 36029309)
20. S. Peng, and A.M. Johnson Crack growth and faulting in cylindrical specimens of Chelmsford granite Int J Rock Mech Mining Sci 9 1 1972 37 42
21. Y.H. Lee, J.R. Carr, D.J. Barr, and C.J. Haas The fractal dimension as measure of the roughness of rock discontinuity profile Int J Rock Mech Mining Sci Geomech Abstr 27 1990 453 464
22. M.C. He, J.L. Miao, D.J. Li, and C.G. Wang Experimental study on rock bursts processes of granite specimen at great depth Chin J Rock Mech Eng 26 2007 865 867 [in Chinese]
23. He MC, Miao JL, Feng JL, Li DJ. Development of the strain rockburst test in China. In: ISRM international symposium 2008 5th Asian rock mechanics symposium (ARMS5)[A], Tehran, Iran; 2008.
24. X.M. Sun, M.C. He, C.Y. Liu, J.C. Gu, S.R. Wang, Z.Q. Ming, and H.H. Jing Development of nonlinear triaxial mechanical experiment system for soft rock specimen Chin J Rock Mech Eng 24 2005 2870 2874 [in Chinese]
25. He.M. Ch, G.X. Yang, J.L. Miao, X.N. Jia, and T.T. Jiang Classification and research methods of rockburst experimental fragments Chin J Rock Mech Eng 28(8) 2009 1521 1529