Operation and control methods of modular multilevel converters in unbalanced AC grids: A review J Li, G Konstantinou, HR Wickramasinghe, J Pou IEEE Journal of Emerging and Selected Topics in Power Electronics 7 (2 …, 2018 | 117 | 2018 |
Modular multilevel converter dc fault protection O Cwikowski, HR Wickramasinghe, G Konstantinou, J Pou, M Barnes, ... IEEE Transactions on Power Delivery 33 (1), 291-300, 2018 | 112 | 2018 |
Alternate arm converters-based HVDC model compatible with the CIGRE B4 DC grid test system HR Wickramasinghe, G Konstantinou, Z Li, J Pou IEEE Transactions on Power Delivery 34 (1), 149-159, 2018 | 54 | 2018 |
Impact of circulating current control in capacitor voltage ripples of modular multilevel converters under grid imbalances J Li, G Konstantinou, HR Wickramasinghe, J Pou, X Wu, X Jin IEEE Transactions on Power Delivery 33 (3), 1257-1267, 2017 | 54 | 2017 |
Interactions between Indirect DC-Voltage Estimation and Circulating Current Controllers of MMC-based HVDC Transmission Systems HR Wickramasinghe, G Konstantinou, J Pou, VG Agelidis IEEE Transactions on Power Systems 33 (1), 829 - 838, 2018 | 43 | 2018 |
Gradient-based energy balancing and current control for alternate arm converters HR Wickramasinghe, G Konstantinou, J Pou IEEE Transactions on Power Delivery 33 (3), 1459-1468, 2017 | 40 | 2017 |
Review, classification and loss comparison of modular multilevel converter submodules for HVDC applications Y Tian, HR Wickramasinghe, Z Li, J Pou, G Konstantinou Energies 15 (6), 1985, 2022 | 37 | 2022 |
Alternate arm converter energy balancing under parameter variation HR Wickramasinghe, G Konstantinou, S Ceballos, J Pou IEEE Transactions on Power Electronics 34 (4), 2996-3000, 2018 | 32 | 2018 |
Investigation of MMC-HVDC operating region by circulating current control under grid imbalances J Li, G Konstantinou, HR Wickramasinghe, J Pou, X Wu, X Jin Electric power systems research 152, 211-222, 2017 | 30 | 2017 |
Comparison of bipolar sub-modules for the alternate arm converter HR Wickramasinghe, G Konstantinou, J Pou Electric Power Systems Research 146, 115-123, 2017 | 28 | 2017 |
Benchmark models for HVDC systems and DC-grid studies P Sun, F Arraņo-Vargas, HR Wickramasinghe, G Konstantinou 2019 9th International conference on power and energy systems (ICPES), 1-6, 2019 | 26 | 2019 |
Asymmetric Overlap and Hysteresis Current Control of Zero-Current Switched Alternate Arm Converter HR Wickramasinghe, G Konstantinou, J Pou, VG Agelidis Industrial Electronics Society, IECON 2016-42nd Annual Conference of the …, 2016 | 24 | 2016 |
Estimation methods and sensor reduction in modular multilevel converters: A review G Konstantinou, HR Wickramasinghe, CD Townsend, S Ceballos, J Pou 2018 8th International Conference on Power and Energy Systems (ICPES), 23-28, 2018 | 23 | 2018 |
Capacitor voltage reduction in modular multilevel converters under grid voltages unbalances J Li, G Konstantinou, HR Wickramasinghe, CD Townsend, J Pou IEEE Transactions on Power Delivery 35 (1), 160-170, 2019 | 20 | 2019 |
AC/DC fault handling and expanded DC power flow expression in hybrid multi-converter DC grids P Sun, HR Wickramasinghe, M Khalid, G Konstantinou International Journal of Electrical Power & Energy Systems 141, 107989, 2022 | 17 | 2022 |
Hybrid LCC-AAC HVDC transmission system P Sun, HR Wickramasinghe, G Konstantinou Electric Power Systems Research 192, 106910, 2021 | 17 | 2021 |
Interoperability of modular multilevel and alternate arm converters in hybrid HVDC systems HR Wickramasinghe, P Sun, G Konstantinou Energies 14 (5), 1363, 2021 | 15 | 2021 |
Operation of unified power flow controller as virtual synchronous generator S Wang, L Jing, Y Zhao, HR Wickramasinghe, X Wu, G Konstantinou IEEE Access 8, 162569-162580, 2020 | 15 | 2020 |
Hybrid multiterminal HVDC system based on line-commutated and alternate arm converters P Sun, HR Wickramasinghe, G Konstantinou IEEE Transactions on Power Delivery 37 (2), 993-1003, 2021 | 14 | 2021 |
Submodule voltage balancing and loss equalisation in alternate arm converters based on virtual voltages G Konstantinou, HR Wickramasinghe, S Ceballos, J Pou 2018 International Power Electronics Conference (IPEC-Niigata 2018-ECCE Asia …, 2018 | 12 | 2018 |