Failures analysis and reliability calculation for power transformers
Joint Authors
Gholami, A.
Mirzai, M.
Aminifar, F.
Source
Issue
Vol. 2, Issue 1 (31 Mar. 2006), pp.1-12, 12 p.
Publisher
Publication Date
2006-03-31
Country of Publication
Algeria
No. of Pages
12
Main Subjects
Topics
Abstract EN
Failures of transformers in sub-transmission systems not only reduce reliability of power system but also have significant effects on power quality since one of the important components of any system quality is reliability of that system.
To enhance utility reliability, failure analysis and its rates, failure origin and physical damage causes must be studied.
This paper describes a case study of the reliability of sub-transmission transformers (63 / 20 KV) installed in Mazandaran province, operated in sub-transmission system.
The information obtained from Meandering Regional Electric Company.
The results of study and analysis on 60 substation including more than 110 transformers installed in sub-transmission system show that the failure modes of transformers can be represented by Weibull distribution.
Weibull statistics have been widely used and accepted as a successful mathematical method to predict the remaining life time of any equipment.
Useful conclusions are presented both for power systems operators and manufactures for improving the reliability of transformers.
American Psychological Association (APA)
Mirzai, M.& Gholami, A.& Aminifar, F.. 2006. Failures analysis and reliability calculation for power transformers. Journal of Electrical Systems،Vol. 2, no. 1, pp.1-12.
https://search.emarefa.net/detail/BIM-173941
Modern Language Association (MLA)
Mirzai, M.…[et al.]. Failures analysis and reliability calculation for power transformers. Journal of Electrical Systems Vol. 2, no. 1 (Mar. 2006), pp.1-12.
https://search.emarefa.net/detail/BIM-173941
American Medical Association (AMA)
Mirzai, M.& Gholami, A.& Aminifar, F.. Failures analysis and reliability calculation for power transformers. Journal of Electrical Systems. 2006. Vol. 2, no. 1, pp.1-12.
https://search.emarefa.net/detail/BIM-173941
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references : p. 11-12
Record ID
BIM-173941