China Safety Science Journal ›› 2018, Vol. 28 ›› Issue (4): 163-168.doi: 10.16265/j.cnki.issn1003-3033.2018.04.028

• Public Safety • Previous Articles     Next Articles

Risk assessment of CTCS-3 train control system based on FMEA and ELECTRE-III

MU Nengye, QIU Zhongquan   

  1. School of Transportation and Logistics, Southwest Jiaotong University, Chengdu Sichuan 610031, China
  • Received:2018-01-18 Revised:2018-03-06 Online:2018-04-28 Published:2020-09-28

Abstract: For the sake of enhancing the reliability of CTCS-3 train control system, a novel risk assessment model based on FMEA and ELECTRE-III is built proposed. In the model, IFNs is utilized to characterize the uncertain information, and ELECTRE-III is introduced to construct the outranking relations between PFMs, and then the ranking of PFMs based on risk level is achieved. A case study is introduced to compare the proposed model with the traditional FMEA, the weighted arithmetic average aggregation operator, VIKOR and TOPSIS. The results demonstrate that the model built by the authors of this paper has strong robustness and can effectively overcome the influence of the heterogeneity among the indexes.

Key words: Chinese train control system-3(CTCS-3), failure mode and effects analysis (FMEA), intuitionistic fuzzy numbers (IFNs), elimination and choice expressing reality-III(ELECTRE-III), potential failure modes(PFMs)

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