Submit an Article
Become a reviewer
Vol 198
Pages:
170-173
Download volume:
RUS
Article

Blasting charge diameter influence on the blasting efficiency

Authors:
Yu. I. Vinogradov1
V. A. Artemov2
About authors
  • 1 — Ph.D. associate professor National Mineral Resources University (Mining University)
  • 2 — National Mineral Resources University (Mining University)
Date submitted:
2011-10-19
Date accepted:
2011-12-24
Date published:
2012-11-19

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
Go to volume 198

References

  1. 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.
  2. 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.
  3. 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.

Similar articles

Some results of innovations in mining at the OJSC «KNAUF GIPS NOVOMOSKOVSK»
2012 Yu. V. Kovtun
The method of potash salt interchamber pillars stability control
2012 A. A. Baryakh, V. A. Asanov, I. A. Sanfirov
Generalized schemes of interaction between the powered support and roof
2012 M. A. Rozenbaum, S. G. Baranov, M. A. Loginov
Optimization of protective pillars parameters of mine shafts at the ore mines of OJSC «MMK «Norilsk Nickel»
2012 Yu. I. Zuev, S. N. Zelentsov, E. I. Kuznetsova, V. A. Zvezdkin, V. N. Karelin
Reflectionless observation technique of deforming edges of open-pit mines and spoil dumps
2012 P. V. Koltsov
Particularities of gold ore deposit development in complex environment
2012 V. A. Bakhtin, L. I. Boguslavskaya, S. V. Kiryukov, E. N. Kozlov, T. A. Prolomova, A. D. Fomenko