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Tap-changer know-how: Hermetical sealing of transformers and tap-changers

Rainer Frotscher ; Maschinenfabrik Reinhausen, Germany

Sažetak

Oil-filled electrical apparatus must be able to handle a certain thermal expansion of the oil, which is caused by varying oil temperatures due to load changes and/or fluctuations in ambient temperature. This article provides an overview of sealing methods for transformers and tap-changers, discussing also appropriate tap-changer protection techniques.

Ključne riječi

power transformer; on-load tap-changer; OLTC; sealed tank; transformer oil; transformer liquid

Hrčak ID:

172546

URI

https://hrcak.srce.hr/172546

Datum izdavanja:

8.1.2017.

Posjeta: 1.430 *