【摘要】 介绍了粗糙集理论的基本概念,提出了应用粗糙集理论分析故障树重要度的方法,并通过埋地天然气管道的外腐蚀故障树重要度分析的实例,叙述了该方法的详细过程。该方法是一种完全基于客观的综合重要度分析方法。更多还原

【Abstract】 This paper introduces the concepts of Rough Sets Theory.An Importance Analysis approach of basic events in the Fault Tree with Rough Sets Theory is put out and an example of importance analysis on outside corrosion fault tree of gas piping is given.In this example,a detail process of the approach is expounded.The approach is a comprehensive importance analysis method based an objective reality.更多还原