框图分析法

依据事故致因理论并结合建筑生产中的实际情况，从施工项目生产活动的特点出发，采用系统框图分析法，对施工项目的安全性进行系统研究，建立了施工项目的安全性评价指标体系；

Based on the characteristics of building construction , this paper studies detailedly the safety evaluation problems of construction by the accident-reason theory and system block diagram analysis method . Firstly , the safety evaluation indexes system for construction item are established ;

运用基于馈线分区的网络模型分析法和故障树法进行牵引变电所供电可靠性评估，运用可靠性框图分析法和故障树法进行接触网系统可靠性评估，并分别给出了其等效可靠性模型。

The thesis applies the network model analysis on the basis of feeder partitioning and fault tree method for reliability assessment of the traction substation , apply reliability block diagram analysis and fault tree method for reliability assessment of the catenary system , the equivalent reliability model is given .