Identification of turn to turn faults in power transformers by means of the amplitude-phase analysis of negative sequence currents

D. I. Ivanchenko; O. B. Shonin

Vol 196

Pages:

240-243

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Article

Identification of turn to turn faults in power transformers by means of the amplitude-phase analysis of negative sequence currents

Authors:

D. I. Ivanchenko¹

O. B. Shonin²

About authors

1 — post-graduate student Saint Petersburg State Mining University
2 — Ph.D., Dr.Sci. professor Saint Petersburg State Mining University

Date submitted:

2011-08-23

Date accepted:

2011-10-19

Date published:

2012-05-22

Abstract

The paper is dedicated to analyzing identification of turn to turn faults by digital differential protection relay of power transformers. Reliable algorithms of finding turn to turn faults from external faults and transformer inrush are described.

Область исследования:

(Archived) Mining electromechanics and mining equipment

Keywords:

winding fault digital differential protection power transformer

References

Patent CA 2410812 RF, IPC Н02Н3/16. High speed selective ground fault protection device for distribution lines allowing fail-safe load transfer. Publ.27..01.2011.
Khrennikov A. Power transformers. Problems of electrodynamic durability // News of electrical engeneering. 2008. N 6 (54).
Ziegler G. Numerical differential protection: principles and applications. Moscow, 2005
Shneerson E.М. Numerical protection. Moscow, 2007.

Identification of turn to turn faults in power transformers by means of the amplitude-phase analysis of negative sequence currents

Abstract

References

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