DYNAMIC PHENOMENON OF GAS OUTBURST AND CONTROL MEASURES

Gas outburst is a catastrophic accident featured by randomness and sudden occurrence that will affects the safety of coal mine.It is a necessary link for the prevention and control of the accident to study its rules,observe and control the accidents.The paper carries out statistical analysis on the observation data of coal face D-21130 of No 10 stope of Pingdingshan Coal Mine,derives the relationship between the rock thrust and gas outburst and proposes several control measures.