CALCULATION OF FLUCTUATIONS IN SECONDARY ROOF COLLAPSES

The results of numerical solution of the differential equation of dynamic fluctuations block roof, loaded reaction lining in the form of a distributed load. Shows a diagram of a loading unit (roof) before brittle fracture. The calculation results obtained in the amplitude and shape of the oscillation block of the roof after his brittle fracture depending on the physico-mechanical properties of rocks, the parameters of the roof and roof support options.

Keywords

Roof, dynamic fluctuations, roof support, the coal seam, the deformation of the unit.

Issue number: 6
Year: 2016
ISBN:
UDK: 622.831
DOI:
Authors: Buyalich G.D., Buyalich K.G., Umrikhina V.Yu.

About authors: Buyalich G.D., Doctor of Technical Sciences, Professor, e-mail: gdb@kuzstu.ru, Yurga Institute of Technology (Branch) of National Research Tomsk Polytechnic University, 652055, Yurga, Russia, Buyalich K.G., Candidate of Technical Sciences, Assistant Professor, e-mail: konstantin42@mail.ru, Umrikhina V.Yu., Graduate Student, e-mail: Umrevgen@yandex.ru, Kuzbass State Technical University named after T. Gorbachev, 650000, Kemerovo, Russia.

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