摘要
神东煤炭集团下属矿井的综采工作面通风方式大多是"U"型通风,随着煤炭开采量的不断增加,上隅角氧气浓度偏低和一氧化碳浓度偏高变得越来越突出,成为影响综采工作面安全生产的一个重要因素,是否要改变通风方式显得尤为重要。
Most ventilation ways of comprehensive mechanized mining faces in the subordinate coal mines of Shenhua Shendong Coal Group are ＂U＂ventilation.the coal mining quantity increase unceasingly, the security problem in the upper comer about lower oxygen concentration and higher carbon monoxide concentration is changing more and more prominently, it becomes a major factor affecting safe production of comprehensive mechanized mining face, whether to change the ventilation way is particularly important.
出处
《神华科技》
2010年第6期26-28,共3页
Shenhua Science and Technology
关键词
综采工作面
通风方式
上隅角
Comprehensive mechanized mining face
Ventilation way
The upper comer
