Numerical modeling of the task of support tension near cleaning

Authors

  • G.S. Shaikhova Karaganda Technical University
  • D. Belomestny University Duisburg-Essen
  • A.Zh. Mergembaeva Karaganda Technical University

DOI:

https://doi.org/10.31643/2023/6445.11

Keywords:

massif, drift, reference array, complex potential, slaughter, model, coal seam, integration nodes, half- plane, Simpson's formula.

Abstract

The problem of stresses and displacements of an oblique-layered massif near a mine working, which is located entirely in one of the rock layers, is considered when the mine is tested by the effects of cleaning works in a coal seam. This effect is taken into account by specifying a system of normal and shear forces at the boundary of the lower layered half-plane with a hole. The problem is solved by imposing the complex Kolosov – Muehehelishvili potentials and Fourier integral transforms. Based on the method of Fourier integral transforms in the theory of elasticity, a system of integral with respect to normal and tangential contact forces is obtained for the case of two different layered half-surfaces. In this work, systems of integral equations are obtained in solving the problem of the reference pressure on an obliquely buried coal seam near the mine working. In this paper, the method of integral Fourier transforms in the theory of elasticity, obtained a system of integral with respect to normal and tangential contact forces for the case of two different layered half-surfaces.

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Author Biographies

G.S. Shaikhova, Karaganda Technical University

Candidate of Engineering Sciences, acting associate professor of Higher Mathematics department, Karaganda Technical University named after A. S. Saginov, 100027, N. Nazarbayev Avenue, 56, Karaganda, Kazakhstan. 

D. Belomestny, University Duisburg-Essen

Professor at the University of Duisburg-Essen, Forsthausweg 2 47057 Duisburg, Universitätsstraße 2 45141 Essen, Germany.  

A.Zh. Mergembaeva, Karaganda Technical University

Master of Sciences, assistant of Higher Mathematics department, Karaganda Technical University named after A. S. Saginov,  100027, N. Nazarbayev Avenue, 56, Karaganda, Kazakhstan.

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Published

2022-08-17

How to Cite

Shaikhova, G., Belomestny, D., & Mergembaeva, A. (2022). Numerical modeling of the task of support tension near cleaning. Kompleksnoe Ispolzovanie Mineralnogo Syra = Complex Use of Mineral Resources, 324(1), 83–88. https://doi.org/10.31643/2023/6445.11

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Section

Engineering and technology