By Dr Georgios Konstantinou

Journal articles

Montero-Robina P; Marquez A; Dahidah MSA; Vazquez S; Leon JI; Konstantinou G; Franquelo LG, 2022, 'Feedforward Modulation Technique for More Accurate Operation of Modular Multilevel Converters', IEEE Transactions on Power Electronics, 37, pp. 1700 - 1710, http://dx.doi.org/10.1109/TPEL.2021.3104984

Jiang S; Arraño-Vargas F; Shen Z; Konstantinou G, 2022, 'The Impact of Overlap Period on the Stability of Current-Controlled Alternate Arm Converter Based on dq Frame Impedance Analysis', Electronics (Switzerland), 11, http://dx.doi.org/10.3390/electronics11030301

Sun P; Tian Y; Pou J; Konstantinou G, 2022, 'Beyond the MMC: Extended Modular Multilevel Converter Topologies and Applications', IEEE Open Journal of Power Electronics, 3, pp. 317 - 333, http://dx.doi.org/10.1109/OJPEL.2022.3175714

Arraño-Vargas F; Shen Z; Jiang S; Fletcher J; Konstantinou G, 2022, 'Challenges and Mitigation Measures in Power Systems with High Share of Renewables—The Australian Experience', Energies, 15, http://dx.doi.org/10.3390/en15020429

Shen Z; Arrano-Vargas F; Wickramasinghe HR; Konstantinou G, 2022, 'Development of Power System Models for Distributed Real-Time Simulations', IEEE Access, 10, pp. 119706 - 119721, http://dx.doi.org/10.1109/ACCESS.2022.3216596

Ahmad A; Tafti HD; Konstantinou G; Hredzak B; Fletcher JE, 2022, 'Distributed Photovoltaic Inverters' Response to Voltage Phase-Angle Jump', IEEE Journal of Photovoltaics, 12, pp. 429 - 436, http://dx.doi.org/10.1109/JPHOTOV.2021.3128818

Ndirangu K; Tafti HD; Fletcher JE; Konstantinou G, 2022, 'Impact of Grid Voltage and Grid-Supporting Functions on Efficiency of Single-Phase Photovoltaic Inverters', IEEE Journal of Photovoltaics, 12, pp. 421 - 428, http://dx.doi.org/10.1109/JPHOTOV.2021.3127993

Tian Y; Wickramasinghe HR; Pou J; Konstantinou G, 2021, 'Loss distribution and characterization of MMC sub-modules for HVDC applications', International Transactions on Electrical Energy Systems, 31, http://dx.doi.org/10.1002/2050-7038.13042

Fernandez-Rebolleda H; Sanchez-Ruiz A; Ceballos S; Perez-Basante A; Valera-García JJ; Konstantinou G; Pou J, 2021, 'Analysis and Optimization of Modulation Transitions in Medium-Voltage High-Power Converters', IEEE Transactions on Power Electronics, 36, pp. 9984 - 9993, http://dx.doi.org/10.1109/TPEL.2021.3060613

Wickramasinghe HR; Konstantinou G; Pou J; Wickramasinghe H, 2021, 'Extended ZCS Region of AAC-HVDC Systems through On-Load Tap Changer Coordination', IEEE Transactions on Industrial Electronics, 68, pp. 5497 - 5506, http://dx.doi.org/10.1109/TIE.2020.2996153

Wickramasinghe HR; Konstantinou G; Wickramasinghe H, 2021, 'Interoperability of modular VSC topologies in Multi-converter multiterminal DC systems', Electric Power Systems Research, 196, pp. 107225, http://dx.doi.org/10.1016/j.epsr.2021.107225

Beniwal N; Farivar GG; Tafti HD; Pou J; Ceballos S; Konstantinou G; Townsend CD, 2021, 'A Dual-Mode Modulation Technique for Controlling the Average Neutral Point Current in Neutral-Point-Clamped Converters', IEEE Transactions on Power Electronics, 36, pp. 6079 - 6091, http://dx.doi.org/10.1109/TPEL.2020.3030678

Wu M; Li YW; Konstantinou G, 2021, 'A Comprehensive Review of Capacitor Voltage Balancing Strategies for Multilevel Converters under Selective Harmonic Elimination PWM', IEEE Transactions on Power Electronics, 36, pp. 2748 - 2767, http://dx.doi.org/10.1109/TPEL.2020.3012915

Liang G; Tafti HD; Farivar GG; Pou J; Townsend CD; Konstantinou G; Ceballos S, 2021, 'Analytical Derivation of Intersubmodule Active Power Disparity Limits in Modular Multilevel Converter-Based Battery Energy Storage Systems', IEEE Transactions on Power Electronics, 36, pp. 2864 - 2874, http://dx.doi.org/10.1109/TPEL.2020.3014739

Sun P; Wickramasinghe HR; Konstantinou G; Wickramasinghe H, 2021, 'Hybrid LCC-AAC HVDC transmission system', Electric Power Systems Research, 192, pp. 106910, http://dx.doi.org/10.1016/j.epsr.2020.106910

Wickramasinghe HR; Sun P; Konstantinou G; Wickramasinghe H, 2021, 'Interoperability of modular multilevel and alternate arm converters in hybrid hvdc systems', Energies, 14, pp. 1363, http://dx.doi.org/10.3390/en14051363

Wu M; Tian H; Li YW; Konstantinou G; Yang K, 2021, 'A Composite Selective Harmonic Elimination Model Predictive Control for Seven-Level Hybrid-Clamped Inverters with Optimal Switching Patterns', IEEE Transactions on Power Electronics, 36, pp. 274 - 284, http://dx.doi.org/10.1109/TPEL.2020.3002968

Tian Y; Wickramasinghe HR; Sun P; Li Z; Pou J; Konstantinou G, 2021, 'Assessment of Low-Loss Configurations for Efficiency Improvement in Hybrid Modular Multilevel Converters', IEEE Access, 9, pp. 158155 - 158166, http://dx.doi.org/10.1109/ACCESS.2021.3130588

Heath T; Barnes M; Judge PD; Chaffey G; Clemow P; Green TC; Green PR; Wylie J; Konstantinou G; Ceballos S; Pou J; Belhaouane MM; Zhang H; Guillaud X; Andrews J, 2021, 'Cascaded- And Modular-Multilevel Converter Laboratory Test System Options: A Review', IEEE Access, 9, pp. 44718 - 44737, http://dx.doi.org/10.1109/ACCESS.2021.3066261

Townsend CD; Goodwin GC; Konstantinou G; Petranovic N; Mirzaeva G; Farivar G; Pou J, 2021, 'Identifying Circulating Currents and Zero-Sequence Voltages for Reduction in Stored Capacitor Energy in Modular Multilevel Converters', IEEE Transactions on Industrial Electronics, 68, pp. 454 - 465, http://dx.doi.org/10.1109/TIE.2020.2965504

Perez MA; Ceballos S; Konstantinou G; Pou J; Aguilera RP, 2021, 'Modular Multilevel Converters: Recent Achievements and Challenges', IEEE Open Journal of the Industrial Electronics Society, 2, pp. 224 - 239, http://dx.doi.org/10.1109/OJIES.2021.3060791

Callegaro L; Konstantinou G; Rojas CA; Avila NF; Fletcher JE, 2020, 'Testing Evidence and Analysis of Rooftop PV Inverters Response to Grid Disturbances', IEEE Journal of Photovoltaics, 10, pp. 1882 - 1891, http://dx.doi.org/10.1109/JPHOTOV.2020.3014873

Wu M; Wang K; Yang K; Konstantinou G; Li YW; Li Y, 2020, 'Unified Selective Harmonic Elimination Control for Four-Level Hybrid-Clamped Inverters', IEEE Transactions on Power Electronics, 35, pp. 11488 - 11501, http://dx.doi.org/10.1109/TPEL.2020.2985090

Tafti HD; Konstantinou G; Townsend CD; Farivar GG; Sangwongwanich A; Yang Y; Pou J; Blaabjerg F, 2020, 'Extended Functionalities of Photovoltaic Systems with Flexible Power Point Tracking: Recent Advances', IEEE Transactions on Power Electronics, 35, pp. 9342 - 9356, http://dx.doi.org/10.1109/TPEL.2020.2970447

Perez-Basante A; Ceballos S; Konstantinou G; Pou J; Sanchez-Ruiz A; Lopez I; De Alegria IM, 2020, 'Circulating Current Control for Modular Multilevel Converters with (N+1) Selective Harmonic Elimination-PWM', IEEE Transactions on Power Electronics, 35, pp. 8712 - 8725, http://dx.doi.org/10.1109/TPEL.2020.2964522

Beniwal N; Pou J; Ceballos S; Townsend CD; Konstantinou G; Tafti HD; Farivar GG, 2020, 'Feedforward Modulation for the Neutral-Point-Clamped Converter with Confined Capacitor Voltage Ripples and Reduced Switching Power Losses', IEEE Transactions on Power Electronics, 35, pp. 4426 - 4438, http://dx.doi.org/10.1109/TPEL.2019.2940077

Arrano-Vargas F; Konstantinou G; Arrano Vargas F, 2020, 'Development of Real-Time Benchmark Models for Integration Studies of Advanced Energy Conversion Systems', IEEE Transactions on Energy Conversion, 35, pp. 497 - 507, http://dx.doi.org/10.1109/TEC.2019.2939351

Jamborsalamati P; Hossain MJ; Taghizadeh S; Konstantinou G; Manbachi M; Dehghanian P, 2020, 'Enhancing Power Grid Resilience through an IEC61850-Based EV-Assisted Load Restoration', IEEE Transactions on Industrial Informatics, 16, pp. 1799 - 1810, http://dx.doi.org/10.1109/TII.2019.2923714

Song K; Mingli W; Yang S; Liu Q; Agelidis VG; Konstantinou G, 2020, 'High-Order Harmonic Resonances in Traction Power Supplies: A Review Based on Railway Operational Data, Measurements, and Experience', IEEE Transactions on Power Electronics, 35, pp. 2501 - 2518, http://dx.doi.org/10.1109/TPEL.2019.2928636

Li J; Konstantinou G; Wickramasinghe HR; Townsend CD; Pou J, 2020, 'Capacitor voltage reduction in modular multilevel converters under grid voltages unbalances', IEEE Transactions on Power Delivery, 35, pp. 160 - 170, http://dx.doi.org/10.1109/TPWRD.2019.2919788

Taghizadeh S; Hossain MJ; Poursafar N; Lu J; Konstantinou G, 2020, 'A Multifunctional Single-Phase EV On-Board Charger with a New V2V Charging Assistance Capability', IEEE Access, 8, pp. 116812 - 116823, http://dx.doi.org/10.1109/ACCESS.2020.3004931

Elsanabary AI; Konstantinou G; Mekhilef S; Townsend CD; Seyedmahmoudian M; Stojcevski A, 2020, 'Medium Voltage Large-Scale Grid-Connected Photovoltaic Systems Using Cascaded H-Bridge and Modular Multilevel Converters: A Review', IEEE Access, 8, pp. 223686 - 223699, http://dx.doi.org/10.1109/ACCESS.2020.3044882

Wang S; Jing L; Zhao Y; Wickramasinghe HR; Wu X; Konstantinou G, 2020, 'Operation of unified power flow controller as virtual synchronous generator', IEEE Access, 8, pp. 162569 - 162580, http://dx.doi.org/10.1109/ACCESS.2020.3021388

Petranovic N; Cantoni A; Townsend CD; Konstantinou G, 2020, 'Optimisation Methods to Reduce Capacitor Stress in Modular Multilevel Converters', IEEE Access, http://dx.doi.org/10.1109/ACCESS.2020.3043254

Yang S; Wang Y; Song K; Wu M; Konstantinou G, 2020, 'Stability and suppression study for low-frequency oscillations in network-train system', IEEE Access, 8, pp. 30575 - 30590, http://dx.doi.org/10.1109/ACCESS.2020.2972947

Tafti HD; Townsend CD; Konstantinou G; Pou J, 2019, 'A Multi-Mode Flexible Power Point Tracking Algorithm for Photovoltaic Power Plants', IEEE Transactions on Power Electronics, 34, pp. 5038 - 5042, http://dx.doi.org/10.1109/TPEL.2018.2883320

Tafti HD; Sangwongwanich A; Yang Y; Pou J; Konstantinou G; Blaabjerg F; Dehghani Tafti H, 2019, 'An Adaptive Control Scheme for Flexible Power Point Tracking in Photovoltaic Systems', IEEE Transactions on Power Electronics, 34, pp. 5451 - 5463, http://dx.doi.org/10.1109/TPEL.2018.2869172

Zhang H; Wickramasinghe HR; Jing L; Li J; Pou J; Konstantinou G; Wickramasinghe H, 2019, 'Circulating current control scheme of modular multilevel converters supplying passive networks under unbalanced load conditions', Electric Power Systems Research, 171, pp. 36 - 46, http://dx.doi.org/10.1016/j.epsr.2019.01.041

Xia B; Li Y; Li Z; Konstantinou G; Xu F; Gao F; Wang P, 2019, 'Decentralized Control Method for Modular Multilevel Converters', IEEE Transactions on Power Electronics, 34, pp. 5117 - 5130, http://dx.doi.org/10.1109/TPEL.2018.2866258

Li J; Konstantinou G; Wickramasinghe HR; Pou J; Wickramasinghe H, 2019, 'Operation and Control Methods of Modular Multilevel Converters in Unbalanced AC Grids: A Review', IEEE Journal of Emerging and Selected Topics in Power Electronics, 7, pp. 1258 - 1271, http://dx.doi.org/10.1109/JESTPE.2018.2856505

Wickramasinghe HR; Konstantinou G; Ceballos S; Pou J; Wickramasinghe H, 2019, 'Alternate Arm Converter Energy Balancing under Parameter Variation', IEEE Transactions on Power Electronics, 34, pp. 2996 - 3000, http://dx.doi.org/10.1109/TPEL.2018.2867223

Picas R; Zaragoza J; Pou J; Ceballos S; Konstantinou G; Capella GJ, 2019, 'Study and comparison of discontinuous modulation for modular multilevel converters in motor drive applications', IEEE Transactions on Industrial Electronics, 66, pp. 2376 - 2386, http://dx.doi.org/10.1109/TIE.2018.2847621

Pérez-Basante A; Ceballos S; Konstantinou G; Pou J; Kortabarria I; De Alegria IM, 2019, 'A Universal Formulation for Multilevel Selective-Harmonic-Eliminated PWM with Half-Wave Symmetry', IEEE Transactions on Power Electronics, 34, pp. 943 - 957, http://dx.doi.org/10.1109/TPEL.2018.2819724

Zhang H; Jing L; Wu X; Jiang J; Wickramasinghe HR; Konstantinou G, 2018, 'Power flow control scheme for multiport power electronics transformers', HIGH VOLTAGE, 3, pp. 255 - 262, http://dx.doi.org/10.1049/hve.2018.5034

Tafti HD; Maswood AI; Konstantinou G; Townsend CD; Acuna P; Pou J, 2018, 'Flexible Control of Photovoltaic Grid-Connected Cascaded H-Bridge Converters during Unbalanced Voltage Sags', IEEE Transactions on Industrial Electronics, 65, pp. 6229 - 6238, http://dx.doi.org/10.1109/TIE.2017.2786204

Wickramasinghe HR; Konstantinou G; Li Z; Pou J; Wickramasinghe H, 2018, 'Alternate Arm Converters-Based HVDC Model Compatible with the CIGRE B4 DC Grid Test System', IEEE Transactions on Power Delivery, 34, pp. 149 - 159, http://dx.doi.org/10.1109/TPWRD.2018.2850933

Wickramasinghe HR; Konstantinou G; Pou J; Wickramasinghe H, 2018, 'Gradient-Based Energy Balancing and Current Control for Alternate Arm Converters', IEEE Transactions on Power Delivery, 33, pp. 1459 - 1468, http://dx.doi.org/10.1109/TPWRD.2017.2785386

Li J; Konstantinou G; Wickramasinghe HR; Pou J; Wu X; Jin X; Wickramasinghe H, 2018, 'Impact of Circulating Current Control in Capacitor Voltage Ripples of Modular Multilevel Converters under Grid Imbalances', IEEE Transactions on Power Delivery, 33, pp. 1257 - 1267, http://dx.doi.org/10.1109/TPWRD.2017.2747079

Tafti HD; Maswood AI; Konstantinou G; Pou J; Acuna P, 2018, 'Active/reactive power control of photovoltaic grid-tied inverters with peak current limitation and zero active power oscillation during unbalanced voltage sags', IET Power Electronics, 11, pp. 1066 - 1073, http://dx.doi.org/10.1049/iet-pel.2017.0210

Cwikowski O; Wickramasinghe HR; Konstantinou G; Pou J; Barnes M; Shuttleworth R; Wickramasinghe H, 2018, 'Modular Multilevel Converter DC Fault Protection', IEEE Transactions on Power Delivery, 33, pp. 291 - 300, http://dx.doi.org/10.1109/TPWRD.2017.2715833

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