HVDC systems are playing an increasingly significant role in energy transmission due to
their technical and economic superiority over HVAC systems for long distance transmission …

An interconnection of electric power networks enables decarbonization of the electricity
system by harnessing and sharing large amounts of renewable energy. The highest …

Modular multilevel converters (MMCs) have attracted extensive research interests in various
ac and dc conversion applications due to their modular structure and excellent harmonic …

Medium-voltage large-capacity dc transformer (DCT) is the key energy conversion link for
building intelligent distribution grid. Increasing the voltage and capacity of single module in …

This paper proposes a packaging method for SiC MOSFETs that provides a feasible solution
of implementing press-pack packaging on SiC MOSFETs to extend the application of SiC …

DC grids, including highvoltage dc (HVdc) transmissions, midvoltage dc (MVdc)
distributions, and low-voltage dc (LVdc) supply systems, have elicited widespread concern …

Recent advancements in silicon carbide (SiC) power semiconductor technology enable
developments in the high-power sector, eg, high-voltage-direct-current (HVdc) converters for …

Since they were first proposed, modular multilevel converters have been strongly studied in
the literature. Due to their high component count, some concerns regarding their reliability …

This paper gives a comprehensive analysis and characterization of power loss of a high-
power integrated gate-commutated thyristor (IGCT) in a modular multilevel converter (MMC) …

The urgency for an increased capacity boost bounded by enhanced reliability and
sustainability through operating cost reduction has become the major objective of electric …