Ventilation system rebuilding for Ji-7 coal mining area in Pingdingshan No.12 Mine
WANG Hong-yi 1 , MA Liang-tao 1 , ZHANG Fu-wang 2 (1. Department of Building Environment and Thermal Energy Engineering, Pingdingshan Institute of Technology, Pingdingshan 467001, China; 2.Ventilation Management Center, Pingdingshan Coal Mining Group Corporation Ltd., Pingdingshan 467000, China)
The paper stated the existing problems in the ventilation system of No.12 Mine of Pingdingshan Coal Mining Group. The paper pointed out that the rebuilding of the ventilation system in Ji-7mining block is to solve the mine ventilation problem, to meet the ventilation requirement of the mine and to eliminate the coal and gas outburst and the large safety problem in potential. The rebuilding of the ventilation is the basic measures to keep the mine to have the sustainable development. The paper also provided several rebuilding schemes. After the comparison with the several schemes, an optimized scheme is selected.