Abstract
Power transformer is a key equipment in power system. Ensuring the safety operation of transformer is beneficial to decrease the economic loss and casualties. In this paper, twice short-circuit impulse tests are performed on a 10kV transformer. After each test, frequency response analysis (FRA) measurements based on two different terminal connection schemes, namely end to end voltage ratio (EE) and transfer voltage ratio (TF) ways, are conducted to record the FRA results. The impacts of short-circuit on transformer will be investigated by the change of FRA curves. In addition, a numerical index will be utilized to find out the more sensitive measurement connection way to the variation of the traces. The contributions of this paper can give a complement for the current interpretation of the FRA signatures. © 2018 IEEE.
| Original language | English |
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| Title of host publication | 2018 Condition Monitoring and Diagnosis, CMD 2018 - Proceedings |
| Publisher | IEEE |
| ISBN (Print) | 9781538641262 |
| DOIs | |
| Publication status | Published - 14 Nov 2018 |
| Externally published | Yes |
| Event | 7th International Conference on Condition Monitoring and Diagnosis, CMD 2018 - Perth, Australia Duration: 23 Sept 2018 → 26 Sept 2018 |
Publication series
| Name | 2018 Condition Monitoring and Diagnosis, CMD 2018 - Proceedings |
|---|
Conference
| Conference | 7th International Conference on Condition Monitoring and Diagnosis, CMD 2018 |
|---|---|
| Place | Australia |
| City | Perth |
| Period | 23/09/18 → 26/09/18 |
Bibliographical note
Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].Funding
The authors are grateful to the Nation Natural Science Foundation of China (No.51577140) for the financial support of this work.
Research Keywords
- FRA
- Short-circuit impulse test
- transformer
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