In view of cases of transportation accident of underground mine laneway, the paper analyzed basic events which can cause transportation accident. Through investgation and analysis of accident mode constituted by twenty-two basic events, it obtained fault tree of transportation accident. Then it used the minimum cut set, the minimum path set and structural importance significance to make qualitative analysis of basic events causing accident and found out influence level of basic events on transportation accident. The paper helps to know the primary and secondary factors to prevent accidents, which has reference to transportation safety management for mine enterprises.%针对地下矿山巷道运输事故的案例,分析了导致事故的基本事件;通过对22个基本事件构成事故破坏模式的调查分析,得出了巷道运输事故的事故树;采用最小割集、最小径集以及结构重要度的意义对发生事故的基本事件进行定性分析,找出了导致运输事故基本事件的影响程度.该文有助于在防范事故发生时抓住主次因素,对矿山企业运输安全管理具有参考意义.
展开▼
