Differential Protection Analisys For Detection Of Ground Faults On the Generator Stator

Christian H. Fernandez Alvarez, Carlota M. Pinos Veintimilla, Flavio A.Quizhpi Palomeque

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

The analysis of the restricted earth fault differential protection based on the implementation of a low impedance scheme that allows the protection of 3.5 kVA generator windings using the overcurrent relay in differential structure is presented. The configuration and testing of the 7SJ85 overcurrent protection relay is mainly focused on the built-in ANSI 87N, REF protection function. The configuration, parameterization and operation of the elements that make up the protection system are performed using OMICRON's CMC 356 and the 7SJ85 relay with their respective application software Test Universe and Digsi 5. The values used for the tests are based on the short-circuit analysis applying the IEC 60909 standard and the Complete method (equivalent to Thevenin), which were calculated and simulated in MatLab and DigSilent software respectively.

Original languageEnglish
Title of host publication2022 IEEE International Autumn Meeting on Power, Electronics and Computing, ROPEC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665458924
DOIs
StatePublished - 2022
Event2022 IEEE International Autumn Meeting on Power, Electronics and Computing, ROPEC 2022 - Ixtapa, Mexico
Duration: 9 Nov 202211 Nov 2022

Publication series

Name2022 IEEE International Autumn Meeting on Power, Electronics and Computing, ROPEC 2022

Conference

Conference2022 IEEE International Autumn Meeting on Power, Electronics and Computing, ROPEC 2022
Country/TerritoryMexico
CityIxtapa
Period9/11/2211/11/22

Bibliographical note

Funding Information:
The Authors thank the ”Salesian Polytechnic University and the Renewable Energies Research Group (GIE)” Cuenca for its support provided during this research.

Publisher Copyright:
© 2022 IEEE.

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