The Analysis And Fault Diagnosis For Electric Power Transformer

Electric Power Transformer is the important electric equipment of power network, its safe operation premise the safety service of electrical power system.Based on the malfunction datum of 328 power transformers (110kV or above), the paper makes the following studies through both the analysis of the datum and lots of tentative tests and then presents the corresponding research results:(1) The research on the status prediction criterion of running power transformer.(2) The research on detective methods and criterions of the disability of the power transformer;(3) The research on evaluation the life of the power transformer;(4) The research on the malfunction mode classification of power transformers by the failure tree analysis method (FTA);...