2011•Clean Coal TechnologyRequires access

Study on regularity of coal and gas outburst accidents in Guizhou province

DU Yu-qin

Abstract

Through statistical analysis on the coal and gas outburst accidents in Guizhou province in the last decade,combining the characteristics of the coal mines in Guizhou province,find that there are three factors,which mainly lead to the coal and gas outburst accidents,high coal seam gas-bearing capacity,insufficient outburst preventive measures,large numbers of township coal mines.Put forward corresponding countermeasures and proposals on the basis of comprehensive analysis.

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Key concepts: Coal, Mining engineering, Environmental science, Coal mining, Geology, Waste management, Engineering