Blasting charge diameter influence on the blasting efficiency
About authors
- 1 — Ph.D. associate professor National Mineral Resources University (Mining University)
- 2 — National Mineral Resources University (Mining University)
Abstract
Research carried out proves that blast seismic effect i.e. displacement velocity in a seismic wave and efficiency are the function of specific charge with rock mass contact surface. Dependence of blasting fragmentation coefficient from diameters and charge density variation is given.
Область исследования:
(Archived) Innovation in designing of mining plants
Keywords:
diameters
charge density
charge surface
displacement velocity
blasting fragmentation
efficiency
blasting
References
- Vinogradov Y.I. The investigation of specific power inputs and boreholes arrangement influence on the blasting rock fragmentation efficiency: Research Paper / Leningrad Mining Institute. Leningrad, 1976. 23 p.
- Vinogradov Y.I. Possibility main work forms of blasting energy distribution // New mining researches / Len-ingrad Mining Institute. Leningrad, 1975. N 8. P.7-9.
- Makariev V.P. Seismic waves measurement in the rock during blasting of explosive charge with constant energy and changing diameter // Y.I.Vinogradov, M.A.Nefedov, E.A.Deev // Blasting work. 1983. N 85/42. P.124 -127.
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