|Table of Contents|

A Diagnosis Approach Based on Minimal Cut Sets andMinimal Path Sets of Causality Diagram(PDF)

南京师范大学学报(工程技术版)[ISSN:1006-6977/CN:61-1281/TN]

Issue:
2015年03期
Page:
60-
Research Field:
计算机工程
Publishing date:

Info

Title:
A Diagnosis Approach Based on Minimal Cut Sets andMinimal Path Sets of Causality Diagram
Author(s):
Peng ShuangshuangWang Hongchun
College of Mathematics,Chongqing Normal University,Chongqing 401331,China
Keywords:
causality diagramfault diagnosisminimal cut setsminimal path sets
PACS:
TP39
DOI:
-
Abstract:
Causality diagram is mainly used for fault diagnosis and fault analysis. The paper,by using the principles and methods of causal graph models conducts a quantitative research on minimal cut sets and minimal path sets fault diagnosis method based on causal diagram,and gives instruction in aircraft engines sliding pressure warning system diagnosis example,and proposes a simple and effective mothod to find the source failure of the proposed system is. Firstly,the causality diagram is converted into a causality tree,then the minimal cut sets and minimal path sets are defined,and finally the steps of the diagnostic programs are given by combining examples.

References:

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Last Update: 2015-09-20