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Vol 198
Pages:
170
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Blasting charge diameter influence on the blasting efficiency

Authors:
Yu. I. Vinogradov1
V. A. Artemov2
About authors
  • 1 — 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:
2012-04-01

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.

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References

  1. Виноградов Ю.И. Исследование удельных энерго-
  2. затрат и сетки расположения скважин на эффективность дробления горных пород взрывом: Автореф. дис. … канд. техн. наук / Ленингр. горный ин-т. Л., 1976. 23 с.
  3. Виноградов Ю.И. Возможность распределения энергии взрыва по основным формам работы // Новые исследования в горном деле / Ленингр. горный ин-т. Л., 1975. Вып.8. С.7-9.
  4. Макарьев В.П. Измерение сейсмовзрывных волн в массиве при взрыве заряда ВВ постоянной энергии и переменном диаметре / Ю.И.Виноградов, М.А.Нефедов, Е.А.Деев // Взрывное дело. 1983. № 85/42. С.124-127.

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