摘要
确定矿井瓦斯等级是采取相应措施防治瓦斯事故的关键,通过对总回风巷断面进行验算和瓦斯含量测算,找出了原设计中存在的不足。
Determine the level of mine gas is a key to take corresponding measures to prevent gas accident. This article through to the total return air roadway cross section for checking and gas content measurement,find out the defects of the original design,and puts forward to design and according to the coal and gas outburst mine management advice.
出处
《山东煤炭科技》
2014年第3期76-77,共2页
Shandong Coal Science and Technology
关键词
风速
瓦斯含量
煤与瓦斯突出
wind speed gas content coal and gas outburst
