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Active DC voltage balancing PWM technique for high-power cascaded multilevel converters (2014)
Journal Article
Tarisciotti, L., Zanchetta, P., Watson, A. J., Bifaretti, S., Clare, J. C., & Wheeler, P. (2014). Active DC voltage balancing PWM technique for high-power cascaded multilevel converters. IEEE Transactions on Industrial Electronics, 61(11), https://doi.org/10.1109/TIE.2014.2308139

In this paper a dedicated PWM technique specifically designed for single-phase (or four wire three-phase) multilevel Cascaded H-Bridge Converters is presented. The aim of the proposed technique is to minimize the DC-Link voltage unbalance, independen... Read More about Active DC voltage balancing PWM technique for high-power cascaded multilevel converters.

DC fault ride-through capability and STATCOM operation of a HVDC hybrid voltage source converter (2014)
Journal Article
Feldman, R., Farr, E., Watson, A. J., Clare, J. C., & Wheeler, P. (2014). DC fault ride-through capability and STATCOM operation of a HVDC hybrid voltage source converter. IET Generation, Transmission and Distribution, 8(1), https://doi.org/10.1049/iet-gtd.2012.0713

HVDC transmission systems are becoming increasingly popular when compared to conventional AC transmission methods. HVDC voltage source converters (VSC) can offer advantages over traditional HVDC current source converter topologies; as such, it is exp... Read More about DC fault ride-through capability and STATCOM operation of a HVDC hybrid voltage source converter.

Modulated model predictive control for a 7-level cascaded h-bridge back-to-back converter (2014)
Journal Article
Tarisciotti, L., Zanchetta, P., Watson, A. J., Bifaretti, S., & Clare, J. C. (2014). Modulated model predictive control for a 7-level cascaded h-bridge back-to-back converter. IEEE Transactions on Industrial Electronics, 61(10), https://doi.org/10.1109/TIE.2014.2300056

Multilevel Converters are known to have many advantages for electricity network applications. In particular Cascaded H-Bridge Converters are attractive because of their inherent modularity and scalability. Predictive control for power converters is a... Read More about Modulated model predictive control for a 7-level cascaded h-bridge back-to-back converter.