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Frédéric Zurkinden

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Related publications (3)

Please note that this is not a complete list of this person’s publications. It includes only semantically relevant works. For a full list, please refer to Infoscience.

Description and Efficiency Comparison of Two 25 kVA DC/AC Isolation Modules

Alfred Rufer, Daniel Siemaszko, Lukas Fleischli, Frédéric Zurkinden, Irma Villar

In the frame of the European project UNIFLEX-PM, two AC/AC converter topologies hove been studied and implemented. Both converters, rated for 25 kVA, are isolated by a medium-frequency power transformer. The first topology is based on a dual active bridge ...

2009

Analysis of Empirical Core Loss Evaluation Methods For Non-Sinusoidally Fed Medium Frequency Power Transformers

Alfred Rufer, Frédéric Zurkinden, Irma Villar

Nowadays medium voltage conversion systems, like traction and energy distribution systems, aim to increase power density. Volume, weight and material reduction are gaining the market today. Due to the development of new high power semiconductor devices a n ...

2008

Rendements Energétiques de Convertisseurs DC-AC 25kVA Isolés à Deux ou Trois Etages

Alfred Rufer, Daniel Siemaszko, Lukas Fleischli, Frédéric Zurkinden

Dans le cadre du projet européen UNIFLEX-PM, deux topologies de convertisseur AC/AC ont été étudiées et implémentés. Les deux convertisseurs réalisés sont isolés par un étage transformateur moyenne fréquence pour une puissance nominale de 25kW. La première ...

2008