Initiation of tensile and mixed-mode fracture in sandstone

International Journal of Rock Mechanics and Mining Sciences

Volumn 46, Issue 3, 2009, Pages 489-497

  Lin, Q ^a   Fakhimi, A ^b,c   Haggerty, M ^a   Labuz, J F ^a  

^a UNIVERSITY OF MINNESOTA   (United States)

^b NEW MEXICO INSTITUTE OF MINING AND TECHNOLOGY   (United States)

^c TARBIAT MODARES UNIVERSITY   (Iran)

Author keywords

Acoustic emission (AE); Discrete element modeling; Electronic speckle pattern interferometry (ESPI); Mixed mode fracture; Tensile fracture

Indexed keywords

ACOUSTIC EMISSION TESTING; BENDING STRENGTH; COMPRESSIVE STRENGTH; FRACTURE; INTERFEROMETRY; SPECKLE; TENSILE STRENGTH;

ACOUSTIC EMISSION; ACOUSTIC-EMISSIONS; DISCRETE ELEMENT MODELS; ELECTRONIC SPECKLE PATTERN INTERFEROMETRY; MIXED MODE FRACTURE; SANDSTONE SPECIMEN; TENSILE FRACTURES; TENSILE MODE; THREE-POINTS BENDING;

SANDSTONE;

ACOUSTIC EMISSION; DISCRETE ELEMENT METHOD; FRACTURE INITIATION; INTERFEROMETRY; MODELING; SANDSTONE; TENSILE STRESS;

EID: 60749102333     PISSN: 13651609     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijrmms.2008.10.008     Document Type: Article

References (20)

1. Labuz J.F., and Biolzi L. Characteristic strength of quasi-brittle materials. Int J Solids Struct 35 (1998) 4191-4204
2. Zietlow W.K., and Labuz J.F. Measurement of the intrinsic process zone in rock using acoustic emission. Int J Rock Mech Miner Sci 35 (1998) 291-299
3. Cloud G.L. Optical methods of engineering analysis (1998), Cambridge University Press, New York
4. Dally J.W., and Riley W.F. Experimental stress analysis (2005), College House Enterprises, Knoxville
5. Petzing J.N., and Tyrer J.R. Recent developments and applications in electronic speckle pattern interferometry. J Strain Anal 33 (1998) 153-169
6. Butters J.N., and Leendertz J.A. Holographic and video techniques applied to engineering measurements. J Meas Control 4 (1971) 349-354
7. Macovski A., Ramsey S.D., and Scheafer L.F. Time-lapse interferometry and contouring using television systems. Appl Opt 10 (1971) 2722-2727
8. Jones R., and Wykes C. Holographic and speckle interfereometry. 2nd ed (1989), Cambridge University Press, New York
9. Chen L.H., and Labuz J.F. Indentation of rock by wedge-shaped tools. Int J Rock Mech Miner Sci 43 (2006) 1023-1033
10. Anderson T.L. Fracture mechanics. 2nd ed (1995), CRC Press, Boca Raton, Florida
11. Du J.J., Kobayashi A.S., and Hawkins N.M. An experimental-numerical analysis of fracture process zone in concrete fracture specimens. Eng Fract Mech 35 (1990) 15-27
12. Horii H., and Ichinomiya T. Observation of fracture process zone by laser speckle technique and governing mechanism in fracture of concrete. Int J Fract 51 (1991) 19-29
13. Maji A.K., Wang J.L., and Lovato J. Electronic speckle pattern interferometry for fracture mechanics testing. Exp Tech 15 (1991) 19-23
14. Goodman J.W. Some fundamental properties of speckle. J Opt Soc Am 66 (1976) 1145-1150
15. Moore A., and Tyrer J.R. An electronic speckle pattern interferometer for complete in-plane displacement measurement. Meas Sci Technol 1 (1990) 1024-1030
16. Fakhimi A. Application of slightly overlapped circular particles assembly in numerical simulation of rocks with high friction angles. Eng Geol 74 (2004) 129-138
17. Fakhimi A. Theory and user manual of CA2 computer program. Report no. 262, Building and Housing Research Center, Tehran; 1998.
18. Huang H., and Detournay E. Intrinsic length scales in tool-rock interaction. Int J Geomech (2008) 39-44
19. Fakhimi A, Villegas T. Calibration of a discrete element model for rock failure envelope and tensile strength. In: Shimizu, Hart, Cundall, editors. Numerical modeling in micromechanics via particle methods, Proceedings of the second International PFC Symposium, Japan; 2004. p. 383-90.
20. Villegas T. Calibration of a discrete element model for rock: a dimensional analysis approach. MS thesis, Department of Mineral Engineering, New Mexico Tech, Socorro, NM, USA; 2004.