The Analysis of Gas Emission Laws and Influencing Factors Under 2371(1) Crossheading Fully-mechanized Excavation Face of Panyi Coal Mine

Through the actual measurement of gas emission under 2731(1) fully-mechanized excavation face in Panyi coal mine,the sources and composition of gas emission in the working face were analyzed,then coal wall and gas emission law of falling coal under excavation face were obtained by regression analysis method.At the same time,the main influencing factors of gas emission in fully-mechanized excavation face were found.