Assessment of Power Transformer Condition Based on Fuzzy Fusion Evidonce Theory
DOU Qing
ZHANG Hongpeng
Abstract：Based on the current status of the domestic power transformer overhaul the state's analysis and integration of literature ,the idea of fuzzy theory is used to propose a combination of evidence theory fuzzy comprehensive evaluation to as‐sess the state of the power transformer working methods adopted ,and to verify the integration of evidence theory fuzzy as‐sessment method is more accurate than a single result using fuzzy theory assessment .This method is based on the correspon‐dence between the factors affecting the health status of the transformer and its internal components ,the establishment of membership function by fuzzy theory ,the health status of the corresponding drawn inside the device ,and then uses the evi‐dence theory to each health state of the internal components of the evidence as a group by merging the evidence ,and ultimate‐ly comes to assess the health status of the current transformer .
Keywords：status assessmentoverhaulfuzzy theoryevidence theory
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 400-403 )