engleski

Method of fuzzy fault tree analysis

This paper presents the possibility of extension of the classical fault tree analysis FTA with the fuzzy fault tree analysis FFTA. The integration of the FFTA within the tree fault is presented as well as the example of the simulation of the fuzzy sets basic events with affiliated functions of affiliation. Some linguistic rules are defined on which basis fuzzy prompted surface of the reliability of intermediate events is attained. The expressions for calculation of total reliability of unwanted or top event FTA in combination with calculation of the fuzzy accountability are presented.

fault tree analysis; fuzzy; reliability

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