Abstract
The development of main cracks in coal seams due to rapid unloading is analyzed using the methods of theoretical physics. A fracture criterion and a criterion for the time to fracture of an area at the edge of a coal seam are obtained.
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Translated from Prikladnaya Mekhanika i Tekhnicheskaya Fizika, Vol. 58, No. 1, pp. 177–188, January–February, 2017.
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Feldman, E.P., Kalugina, N.A. & Meln’ik, T.N. Role of unloading and filtration of gas in the development of main cracks in coal seams. J Appl Mech Tech Phy 58, 155–164 (2017). https://doi.org/10.1134/S0021894417010175
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DOI: https://doi.org/10.1134/S0021894417010175