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Vol 190
Pages:
172
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RUS

The forecasting of stress condition in the «pillar-working» system in combined action of rock bump and geostatic pressure

Authors:
V. V. Karpenko1
Yu. N. Ogorodnikov2
About authors
  • 1 — Saint Petersburg State Mining Institute (Technical University)
  • 2 — Saint Petersburg State Mining Institute (Technical University)
Date submitted:
2010-08-02
Date accepted:
2010-10-05
Date published:
2011-04-05

Abstract

The transformation of the stress condition of embedded border diastrophic bloc rock of the «pillar-working» system is considered, in combined action of geostatic tension, lateral and transversal tension wave, generated by rock bump. It is supposed that the tension wave front are parallel to the adjacent strata media discontinuity. Under this condition, in the article the influence of the critical tension levels on the roof and pillar rocks stress condition.

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References

  1. Карпенко В.В. Прогноз напряженного состояния слоистой кровли и разделительного целика в системе выработок при совместном действии горного давления и взрывных волн напряжений / В.В.Карпенко, Ю.Н.Огородников // Труды 7-й межрегиональной научно-практической конференции «Освоение минеральных ресурсов Севера: проблемы и решения». Воркута, 2009.
  2. Карпенко В.В. Параметры прямых продольных и поперечных сейсмических волн при горных ударах в скальных породах / В.В.Карпенко, Ю.Н.Огородников // Записки Горного института. Т.172. СПб, 2007.

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