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基于加权模糊Petri网的化工安全风险评估方法 被引量:4

Chemical safety risk assessment method based on weighted fuzzy Petri net
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摘要 安全风险评估对于确定工厂的风险等级,采取有针对性的措施降低安全风险具有重要意义。基于安全风险因子表(SRFT),提出了一种基于加权模糊Petri网(WFPN)的安全风险评估方法,根据安全风险评估因素之间的不同关系,建立了两种安全风险评估WFPN模型,并提出了基于矩阵运算的安全风险推理方法。结果表明,正确确定和建模风险因素之间的关系对安全风险评估具有重要意义。 Safety risk assessment is of great significance to determine the risk level of the factory and take targeted measures to reduce the safety risk. Based on the safety risk factor table(SRFT), a safety risk assessment method based on weighted fuzzy petri net(WFPN) is proposed. According to the different relationships between safety risk assessment factors, two safety risk assessment WFPN models are established, and a safety risk reasoning method based on matrix operation is proposed. The results show that correctly determining and modeling the relationship between risk factors is of great significance to safety risk assessment.
作者 张晓静 ZHANG Xiaojing(Shanxi Xingxin Safety Production Technology Service Co.,Ltd.,Taiyuan Shanxi 030024,China)
出处 《山西化工》 2021年第5期114-115,119,共3页 Shanxi Chemical Industry
关键词 PETRI网 风险评估 WFPN模型 Petri net risk assessment WFPN mode
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