Issue 3(43), 2016

DOI 10.21440/2307-2091-2016-3-82-86

Evaluation of ground capacity of coal mines by modification of opencast mining system pdf

A. V. Selyukov

Ongoing exploitation of coal mines of the Kemerovo region with longitudinal endeepening opencast mining systems contributes to the progressive increase of
withdrawal of agricultural lands. However, the balance between ecological orientation of regions with open coal production and increase of production capacity
should be based on the approaches with the modernized databases of scientific and technical focus of rational correlation of opencast methods and the impact on
the environment that is usually accomplished in the practice of foreign coal mines. Furthermore, for the open coal mining in the Kuznetsk coal basin, ground capacity
exceeds the industry average for the Russian Federation is almost 3 times. Identifying the causes of scanty implementation of such approaches and their elimination
in domestic production should be based on a comprehensive purposeful impact of selection of two objects of functioning – external or internal dumps, which serves
the purpose of this work – the development of known theoretical approaches for ground capacity management.
On the basis of data obtained from various sources the author suggest aggregated indicators of ground capacity in relation to the average annual production capacity
of coal production enterprises that use opencast methods; the author also forecast trends in its increment depending on the production growth.
The article contains new scientific results, such as grouping of coal mines based on the partial correlation of production capacity and ground capacity; identifying and
assessing specific periods of exploitation of coal mines with an external or internal stockpiling and corresponding levels of the ground capacity. One can distribute
the conclusions for mines of the Kemerovo region to businesses operating in similar conditions.

Keywords: coal mine; the ground capacity; the system of opencast mining; waste rock dump.

 

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