采用故障树分析法对煤矿井下带式输送机输送带的跑偏、打滑、撕裂、断带故障进行分析，重点对输送带着火事故进行分析。
With the fault tree analysis method, the paper analyzes belt faults of the coal mining belt conveyor such as deviation, slipping, tear and breakage, focusing on the conveyor belt fire accident.
故障树分析、事件树分析、事故序列定量评定以及不确定性分析等。
The study includes fault tree analysis, event tree analysis, accident sequence quantification and uncertainty analysis.
应用故障树分析法可方便直观地分析出事故产生的原因，达到预测、预防事故发生的目的。
The fault tree analysis method can be used to analyse the cause of accidents obviously. The aim of the accident prediction and prevention can be achieved.
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