Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 3 of 3 for “"Elkraftteknik"”.
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Signal box optimisation at the Swedish railway
The transport sector faces major challenges in meeting the increasing demands of energy. Work is carried out to optimize energy consumption in the railway signalling system. However, no studies have been made of what the actual power requirement is for the signal boxes along the railway. This …
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Design and performance comparison of Two-level and Multilevel Converters for HVDC Applications
The purpose of this thesis is to compare a two-level and a multilevel converter for HVDC substation. For this study, both topologies were designed with different modulation strategies and compared on the basis of size, power losses and impact on power quality. The model of a basic substation was …