First,quantitative analysis of fire and explosion indices is to be conducted for each unit according to the US DOW method, in order to determine the hazard level and analyze the acceptable hazard degree.

• 首先,依据美国道化学公司的火灾爆炸指标评价法,对装置各单元进行危险度定量评价,确定装置的危险等级,分析危险性可接受的程度。