| 2020 | IECON | Impact of Power Factor Angle in the Sub-module Losses of Modular Multilevel Converters in HVDC Applications. | Yumeng Tian, Harith R. Wickramasinghe, Josep Pou, Georgios Konstantinou |
| 2020 | IECON | A Hybrid VSC-HVDC System based on Modular Multilevel Converter and Alternate Arm Converter. | Harith R. Wickramasinghe, Pingyang Sun, Georgios Konstantinou |
| 2017 | IECON | Offset PWM in modular multilevel converters for capacitor voltage reduction under grid imbalances. | Jinke Li, Georgios Konstantinou, Harith R. Wickramasinghe, Josep Pou, Xinmin Jin |
| 2017 | IECON | Development of an alternate arm converter benchmark model for HVDC applications. | Harith R. Wickramasinghe, Georgios Konstantinou, Zixin Li, Josep Pou |
| 2016 | IECON | Asymmetric overlap and hysteresis current control of zero-current switched alternate arm converter. | Harith R. Wickramasinghe, Georgios Konstantinou, Josep Pou, Vassilios G. Agelidis |
| 2016 | IECON | Comparison of bipolar sub-modules for the alternate arm converter. | Harith R. Wickramasinghe, Georgios Konstantinou, Josep Pou, Ricard Picas, Salvador Ceballos, Vassilios G. Agelidis |