Dynamic strength and fragmentation of selected rocks under impact loading

4th North American Rock Mechanics Symposium, NARMS 2000

Volumn , Issue , 2000, Pages 577-581

  Prasad, U ^a   Mohanty, B ^a,b   Nemes, J A ^a  

^a MCGILL UNIVERSITY   (Canada)

^b Orica Canada Inc   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

BARS (METAL); BLASTING; COMPRESSIVE STRENGTH; DETONATION; DYNAMICS; FRACTURE; KNOWLEDGE BASED SYSTEMS; MINERALS; PARTICLE SIZE; PARTICLE SIZE ANALYSIS; ROCK MECHANICS; ROCKS; SIZE DISTRIBUTION; STRESS-STRAIN CURVES;

COMMERCIAL EXPLOSIVES; DETONATION PROPERTIES; DYNAMIC COMPRESSIVE STRENGTHS; DYNAMIC FRACTURE PROCESS; DYNAMIC STRENGTH; HIGH STRAIN RATES; SPLIT HOPKINSON BAR; STATIC COMPRESSIVE STRENGTH;

STRAIN RATE;

EID: 85044715546     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (13)

1. Birkimer, D.L., 1971; "A Possible Fracture Criterion for the Dynamic Tensile Strength of Rock." 12 th US Symp. On Rock Mech. University of Missouri Rolla, Missouri. Clark, G.B. (editor): 573-590.
2. Bucher, J. and Bilek, Z., 1951; "Application of Hopkinson Split Bar Test to the Mechanical and Fracture Properties to Rock." Fracture for Ceramics, Rocks, and Concrete. ASTM STP-745. Freiman, & Fuller (cds.): 185-195.
3. Davies, R.M., 1945; "A Critical Study of the Hopkinson Pressure Bar." Phil. Trans. Roy. Soc. London. Vol A240: 375-457.
4. Field. J.E. et al., 1994; "Experimental Methods at High Rates of Strain." Journal de Physique IV, Colloque CS, SuppL au Journal de Phy., Vo14: CS3-CS22.
5. Grady, D.E. and Kipp, M.E., 1987; "Dynamic Rock Fragmentation." Fracture Mechanics of Rock. B.K Atkinson (ed), Academic Press Ltd. London.: 429-472.
6. Hakalehto, K.O., 1969; "The Behavior of rock under impulse loads." A Study Using the Split Hopkinson Bar Method. Acta Polytechnica Scandinavica. Chap.S1.
7. Kolsky, H., 1949; "An investigation of the Mechanical Properties of Materials at Very High Rates of Loading." Proc. Roy. Soc., Vol B62: 676-700.
8. Kumar, A., 1968; "The Effect of Stress Rate and Temperature on the Strength of Basalt and Granite." Geophysics. Vol 33: 501-510.
9. Lindholm, U.S. and Yeakley, L.M., 1968; "High Strain Rate Testing: Tension and Compression." Exptl. Mech., Vol 8: 1-9
10. Lipkin, J. et al., 1977; "Dynamic Flow and Fracture of Rock in Pure Shear." Proc. 18th US Symp. Rock Mech. Keystone, Colorado: 3B2-1.
11. Lundberg, B., 1976; "Energy Absorption in Dynamic Rock Fragmentation." Int. J. of Rock Mcch. Min. Sci. & Geomech. Abstr.. VoL 13: 187-197.
12. Mohanty, B., 1987; "Strength of rock under high strain rate loading conditions applicable to blasting." Proc. of 2'd Sym. on Rock Fragmentation by Blasting, Keystone, U.S.A: 72-78.
13. Rinehart, J. S., 1965; "Dynamic fracture strengths ofrocks." 7th Sym. on Rock Mechanics Vol 1, the Pennsylvania University, University, Parks, Pennsylvania: 205-20S.