基于事故树理论的煤矿瓦斯爆炸事故原因分析和对策研究

Cause Analysis and Countermeasure Research of Coal Mine Gas Explosion Accident Based on Accident Tree Theory

本文梳理总结了导致煤矿瓦斯爆炸事故的原因类型,对事故原因的内含与相互联系进行了分析阐述,绘制了事故树,并得出该事故树的最小割集、最小径集和结构重要度,分析了事故发生的途径,得出导致煤矿瓦斯爆炸事故的110种组合方式,并针对性提出了5种预防瓦斯爆炸事故发生的对策措施,对预防瓦斯爆炸事故的发生有一定的指导意义。

This paper sorts out and summarizes the cause types of coal mine gas explosion accidents,analyzes and expounds the contents and interrelations of the accident causes,draws the accident tree,obtains the minimum cut set,the minimum path set and the structural importance of the accident tree,analyzes the ways of the accident,obtains 110 combinations of coal mine gas explosion accidents,and puts forward five countermeasures to prevent gas explosion accidents.It has certain guiding significance for preventing gas explosion accidents.