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**KTH Royal Institute of Technology**

*SE-100 44 Stockholm Sweden +46 8 790 60 00*

[1]

M. Nahalparvari *et al.*, "AC-Side Impedance-Based Stability Assessment in Grid-Forming Modular Multilevel Converters," *IEEE Access*, vol. 12, pp. 23514-23528, 2024.

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I. Jahn *et al.*, "An Architecture for a Multi-Vendor VSC-HVDC Station With Partially Open Control and Protection," *IEEE Access*, vol. 10, pp. 13555-13569, 2022.

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S. Heinig *et al.*, "Auxiliary Power Supplies for High-Power Converter Submodules : State of the Art and Future Prospects," *IEEE transactions on power electronics*, vol. 37, no. 6, pp. 6807-6820, 2022.

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M. Nahalparvari *et al.*, "DC-Side Impedance Estimation of a Modular Multilevel Converter Through System Identification of a Partially Black-Boxed Control System," *IEEE transactions on energy conversion*, vol. 37, no. 4, pp. 2708-2721, 2022.

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A. Blinov *et al.*, "High Gain DC-AC High-Frequency Link Inverter With Improved Quasi-Resonant Modulation," *IEEE Transactions on Industrial Electronics*, vol. 69, no. 2, pp. 1465-1476, 2022.

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B. Ciftci *et al.*, "Wireless Control of Modular Multilevel Converter Submodules With Communication Errors," *IEEE Transactions on Industrial Electronics*, vol. 69, no. 11, pp. 11644-11653, 2022.

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I. Jahn *et al.*, "A holistic method for optimal design of HVDC grid protection," *Electric power systems research*, vol. 196, 2021.

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K. Jacobs *et al.*, "Comparative Evaluation of Voltage Source Converters With Silicon Carbide Semiconductor Devices for High-Voltage Direct Current Transmission," *IEEE transactions on power electronics*, vol. 36, no. 8, pp. 8887-8906, 2021.

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D. Johannesson *et al.*, "Evaluation of Ultrahigh-Voltage 4H-SiC Gate Turn-Off Thyristors and Insulated-Gate Bipolar Transistors for High-Power Applications," *IEEE transactions on power electronics*, vol. 37, no. 4, pp. 4133-4147, 2021.

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D. Johannesson *et al.*, "Static and Dynamic Performance Prediction of Ultra-High-Voltage Silicon Carbide Insulated-Gate Bipolar Transistors," *IEEE transactions on power electronics*, vol. 36, no. 5, pp. 5874-5891, 2021.

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B. Ciftci *et al.*, "Wireless Control of Modular Multilevel Converter Submodules," *IEEE transactions on power electronics*, vol. 36, no. 7, pp. 8439-8453, 2021.

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I. Jahn *et al.*, "An Open-Source Protection IED for Research and Education in Multiterminal HVDC Grids," *IEEE Transactions on Power Systems*, vol. 35, no. 4, pp. 2949-2958, 2020.

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L. Bessegato *et al.*, "Control and Admittance Modeling of an AC/AC Modular Multilevel Converter for Railway Supplies," *IEEE transactions on power electronics*, vol. 35, no. 3, pp. 2411-2423, 2020.

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P. Bakas *et al.*, "Hybrid alternate-common-arm converter with high power capability : Potential and limitations," *IEEE transactions on power electronics*, vol. 35, no. 12, pp. 12909-12928, 2020.

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M. Nahalparvari *et al.*, "Modeling and Shaping of the DC-Side Admittance of a Modular Multilevel Converter under Closed-Loop Voltage Control," *IEEE transactions on power electronics*, 2020.

[17]

N. Johannesson and S. Norrga, "Sensitivity of Cable Model Parameters for Traveling Wave Differential Protections in MTDC Systems," *IEEE Transactions on Power Delivery*, vol. 35, no. 5, pp. 2212-2221, 2020.

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N. Johannesson and S. Norrga, "Contribution of travelling wave propagation time to the speed of optical link protections in multi-terminal high-voltage DC systems," *IET Generation, Transmission & Distribution*, vol. 13, no. 14, pp. 3078-3085, 2019.

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L. Bessegato *et al.*, "Effects of Control on the AC-Side Admittance of a Modular Multilevel Converter," *IEEE transactions on power electronics*, vol. 34, no. 8, pp. 7206-7220, 2019.

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A. Baudoin *et al.*, "Experimental results from a Thomson-coil actuator for a vacuum interrupter in an HVDC breaker," *The Journal of Engineering*, no. 17, pp. 3527-3531, 2019.

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S. Heinig *et al.*, "Implications of Capacitor Voltage Imbalance on the Operation of the Semi-Full-Bridge Submodule," *IEEE transactions on power electronics*, vol. 34, no. 10, pp. 9520-9535, 2019.

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L. Bessegato *et al.*, "A Method for the Calculation of the AC-Side Admittance of a Modular Multilevel Converter," *IEEE transactions on power electronics*, 2018.

[23]

L. Jin *et al.*, "Communication-Based Distributed Control of the Stacked Polyphase Bridges Converter," *IEEE Transactions on Industrial Electronics*, vol. 65, no. 2, pp. 1011-1020, 2018.

[24]

N. Johannesson and S. Norrga, "Estimation of travelling wave arrival time in longitudinal differential protections for multi-terminal HVDC systems," *The Journal of Engineering*, no. 15, pp. 1007-1011, 2018.

[25]

I. Jahn, F. Hohn and S. Norrga, "Impact of measurement and communication aspects on protection of multi-terminal DC grids," *The Journal of Engineering*, 2018.

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P. Bakas *et al.*, "A Review of Hybrid Topologies Combining Line-Commutated and Cascaded Full-Bridge Converters," *IEEE transactions on power electronics*, vol. 32, no. 10, pp. 7435-7448, 2017.

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L. Jin *et al.*, "Modulation and Power Losses of a Stacked Polyphase Bridges Converter," *IEEE Journal of Emerging and Selected Topics in Power Electronics*, vol. 5, no. 1, pp. 409-418, 2017.

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A. Hassanpoor *et al.*, "Optimization-Based Cell Selection Method for Grid-Connected Modular Multilevel Converters," *IEEE transactions on power electronics*, vol. 31, no. 4, pp. 2780-2790, 2016.

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A. Hassanpoor, A. Nami and S. Norrga, "Tolerance Band Adaptation Method for Dynamic Operation of Grid-Connected Modular Multilevel Converters," *IEEE transactions on power electronics*, no. 99, pp. 1-1, 2016.

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K. Ilves *et al.*, "A Submodule Implementation for Parallel Connection of Capacitors in Modular Multilevel Converters," *IEEE transactions on power electronics*, vol. 30, no. 7, pp. 3518-3527, 2015.

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K. Ilves *et al.*, "Analysis and Operation of Modular Multilevel Converters With Phase-Shifted Carrier PWM," *IEEE transactions on power electronics*, vol. 30, no. 1, pp. 268-283, 2015.

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N. Ahmed *et al.*, "Efficient Modeling of an MMC-Based Multiterminal DC System Employing Hybrid HVDC Breakers," *IEEE Transactions on Power Delivery*, vol. 30, no. 4, pp. 1792-1801, 2015.

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G. Tolstoy *et al.*, "Elimination of vector changes due to sector changes with DTC*," *EPE Journal : European Power Electronics and Drives Journal*, vol. 25, no. 4, pp. 11-16, 2015.

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T. Modeer, S. Norrga and H.-P. Nee, "High-Voltage Tapped-Inductor Buck Converter Utilizing an Autonomous High-Side Switch," *IEEE Transactions on Industrial Electronics*, vol. 62, no. 5, pp. 2868-2878, 2015.

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K. Ilves *et al.*, "Predictive Sorting Algorithm for Modular Multilevel Converters Minimizing the Spread in the Submodule Capacitor Voltages," *IEEE transactions on power electronics*, vol. 30, no. 1, pp. 440-449, 2015.

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A. Hassanpoor *et al.*, "Tolerance band modulation methods for modular multilevel converters," *IEEE transactions on power electronics*, vol. 30, no. 1, pp. 311-326, 2015.

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N. Ahmed *et al.*, "A computationally efficient continuous model for the modular multilevel converter," *IEEE Journal of Emerging and Selected Topics in Power Electronics*, vol. 2, no. 4, pp. 1139-1148, 2014.

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A. Antonopoulos *et al.*, "Modular multilevel converter AC motor drives with constant torque from zero to nominal speed," *IEEE transactions on industry applications*, vol. 50, no. 3, pp. 1982-1993, 2014.

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K. Ilves *et al.*, "On Energy Storage Requirements in Modular Multilevel Converters," *IEEE transactions on power electronics*, vol. 29, no. 1, pp. 77-88, 2014.

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L. Harnefors *et al.*, "Dynamic Analysis of Modular Multilevel Converters," *IEEE Transactions on Industrial Electronics*, vol. 60, no. 7, pp. 2526-2537, 2013.

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F. Dijkhuizen and S. Norrga, "Fault Tolerant Operation of Power Converter with Cascaded Cells," *EPE Journal : European Power Electronics and Drives Journal*, vol. 23, no. 1, pp. 21-26, 2013.

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K. Ilves *et al.*, "A New Modulation Method for the Modular Multilevel Converter Allowing Fundamental Switching Frequency," *IEEE transactions on power electronics*, vol. 27, no. 8, pp. 3482-3494, 2012.

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T. Modéer, S. Norrga and H.-P. Nee, "Loss comparison of different sub-module implementations for modular multilevel converters in HVDC applications," *EPE Journal : European Power Electronics and Drives Journal*, vol. 22, no. 3, pp. 32-38, 2012.

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K. Ilves *et al.*, "Steady-State Analysis of Interaction Between Harmonic Components of Arm and Line Quantities of Modular Multilevel Converters," *IEEE transactions on power electronics*, vol. 27, no. 1, pp. 57-68, 2012.

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S. Norrga, S. Meier and S. Östlund, "A three-phase soft-switched isolated AC/DC converter without auxiliary circuit," *IEEE transactions on industry applications*, vol. 44, no. 3, pp. 836-844, 2008.

[46]

T. Kjellqvist, S. Östlund and S. Norrga, "Active Snubber Circuit for Source Commutated Converters Utilizing the IGBT in the Linear Region," *IEEE transactions on power electronics*, vol. 23, no. 5, pp. 2595-2601, 2008.

[47]

S. Norrga, "Experimental study of a soft-switched isolated bidirectional AC-DC converter without auxiliary circuit," *IEEE transactions on power electronics*, vol. 21, no. 6, pp. 1580-1587, 2006.

[48]

P. C. Kjaer, S. Norrga and S. Östlund, "A primary-switched line-side converter using zero-voltage switching," *IEEE transactions on industry applications*, vol. 37, no. 6, pp. 1824-1831, 2001.

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B. P. Singh *et al.*, "Analysis of the Performance of Different Packaging Technologies of SiC Power Modules during Power Cycling Test," in *2023 29TH INTERNATIONAL WORKSHOP ON THERMAL INVESTIGATIONS OF ICS AND SYSTEMS, THERMINIC*, 2023.

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B. P. Singh *et al.*, "Analyzing the Impact of Die Positions inside the Power Module on the Reliability of Solder Layers for Different Power Cycling Scenarios," in *2023 24th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems, EuroSimE 2023*, 2023.

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M. Nahalparvari *et al.*, "DC-Side Impedance Modeling and Stability Assessment in Grid-Forming Modular Multilevel Converters," in *2023 25th European Conference on Power Electronics and Applications, EPE 2023 ECCE Europe*, 2023.

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M. Nahalparvari *et al.*, "DC-Side Impedance Modeling and Stability Assessment in Grid-Forming Modular Multilevel Converters," in *2023 25TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS, EPE'23 ECCE EUROPE*, 2023.

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J. Arévalo-Soler *et al.*, "Dynamic Converter Control Role Configuration in Grid of Grids," in *2023 25th European Conference on Power Electronics and Applications, EPE 2023 ECCE Europe*, 2023.

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J. Arevalo-Soler *et al.*, "Dynamic Converter Control Role Configuration in Grid of Grids," in *2023 25TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS, EPE'23 ECCE EUROPE*, 2023.

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B. P. Singh *et al.*, "Change in SiC MOSFET body-diode voltage drop in TO-247 packages during inverse-mode and forward-mode power cycling test," in *ETG-Fachbericht*, 2022, pp. 423-428.

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R. Jain *et al.*, "Model-Based Design and System on Chip Implementation of DTC and PWM Techniques," in *2022 IEEE Delhi Section Conference, DELCON 2022*, 2022.

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I. Jahn *et al.*, "Moving Beyond Open-Source Modelling : Why Open Control and Protection Software in Real Converters Will Be Useful," in *1st International Workshop on Open Source Modelling and Simulation of Energy Systems, OSMSES 2022 - Proceedings*, 2022.

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I. Jahn, M. Nahalparvari and S. Norrga, "A MISO Fault Detection for HVDC Grids," in *17th International Conference on AC and DC Power Transmission, ACDC 2021, Virtual, Online, NA, Dec 7 2021 - Dec 8 2021*, 2021, pp. 79-83.

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M. Nahalparvari *et al.*, "DC-Side Impedance Interaction Analysis in an MMC-Based Back-to-Back VSC-HVDC System," in *IECON 2021 - 47Th Annual Conference Of The Ieee Industrial Electronics Society*, 2021.

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I. Jahn *et al.*, "Testing of an HVDC IED Prototype Using Field Recordings," in *2021 23rd European Conference on Power Electronics and Applications, EPE 2021 ECCE Europe*, 2021.

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B. Ciftci *et al.*, "Wireless control of modular multilevel converter autonomous submodules : 23rd European Conference on Power Electronics and Applications," in *Proceedings 23rd European Conference on Power Electronics and Applications*, 2021.

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B. Ciftci *et al.*, "Wireless control of modular multilevel converter submodules under ac-side faults," in *23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe), 06-10 September 2021, Ghent, Belgium*, 2021.

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K. Sharifabadi *et al.*, "Open-Source HVDC Control – a High-Level Perspective," in *CIGRE 2020 e-session*, 2020.

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I. Jahn *et al.*, "Requirements for open specifications in multivendor HVDC protection systems," in *IET DPSP 2020, The 15th International Conference on Developments in Power System Protection, Liverpool, 9-12 March 2020*, 2020.

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S. Heinig *et al.*, "Single-Fiber Combined Optical Power and Data Transmission for High-Voltage Applications," in *Proceedings of the 46th Annual Conference of the IEEE Industrial Electronics Society, IECON 2020*, 2020.

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D. Johannesson *et al.*, "Wide-Range Prediction of Ultra-High Voltage SiC IGBT Static Performance Using Calibrated TCAD Model," in *Materials Science Forum*, 2020, pp. 911-916.

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I. Jahn *et al.*, "A Proposal for Open-Source HVDC Control," in *2019 IEEE PES Innovative Smart Grid Technologies Europe, ISGT-Europe 2019, Bucharest, Romania, September 29 - October 2, 2019*, 2019.

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P. Bakas *et al.*, "Hybrid alternate-common-arm converter with director thyristors - Impact of commutation time on the active-power capability," in *2019 21st European Conference on Power Electronics and Applications, EPE 2019 ECCE Europe*, 2019.

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K. Jacobs *et al.*, "Low Loss Submodule Cluster for Modular Multilevel Converters Suitable for Implementation with SiC MOSFETs," in *Proceedings IEEE Energy Conversion Congress and Exposition 2019*, 2019.

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G. Chaffey *et al.*, "Requirements for functional testing of HVDC protection IEDs," in *CIGRE B4 International Colloquium 1st - 4th October 2019 Johannesburg, South Africa*, 2019.

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B. Ciftci *et al.*, "Simple Distributed Control for Modular Multilevel Converters," in *2019 21st European Conference on Power Electronics and Applications, EPE 2019 ECCE Europe*, 2019.

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A. Blinov *et al.*, "Soft-Switching Modulation Method for Full-Bridge DC-AC HF-Link Inverter," in *45th annual conference of the ieee industrial electronics society (IECON 2019)*, 2019, pp. 4417-4422.

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B. Ciftci *et al.*, "A Proposal for Wireless Control of Submodules in Modular Multilevel Converters," in *20th European Conference on Power Electronics and Applications*, 2018.

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L. Bessegato *et al.*, "Design of a Modular Multilevel Converter Prototype for Research Purposes," in *EPE'18 ECCE Europe*, 2018.

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K. Jacobs, H.-P. Nee and S. Norrga, "Dissipation Loop for Shoot-Through Faults in HVDC Converter Cells," in *2018 INTERNATIONAL POWER ELECTRONICS CONFERENCE (IPEC-NIIGATA 2018 -ECCE ASIA)*, 2018, pp. 3292-3298.

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P. Bakas *et al.*, "Hybrid Converter With Alternate Common Arm and Director Thyristors for High-Power Capability," in *2018 20th European Conference on Power Electronics and Applications (EPE’18 ECCE Europe)*, 2018.

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I. Jahn, F. Hohn and S. Norrga, "Impact of Measurement and Communication on Protection of MTDC Grids," in *14th IET International Conference on Developments in Power System Protection (DPSP) 2018*, 2018.

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L. Angquist *et al.*, "Low-Cost Ultra-Fast DC Circuit-Breaker Power electronics integrated with mechanical switchgear," in *2018 IEEE INTERNATIONAL CONFERENCE ON INDUSTRIAL TECHNOLOGY (ICIT)*, 2018, pp. 1708-1713.

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S. Heinig *et al.*, "Reduction of Switching Frequency for the Semi-Full-Bridge Submodule Using Alternative Bypass States," in *2018 20TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'18 ECCE EUROPE)*, 2018.

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G. Chaffey *et al.*, "The Impact of Point-to-Point VSC-HVDC Protection on Short-Term AC System Voltage," in *2018 IEEE pes innovative smart grid technologies conference europe (ISGT-EUROPE)*, 2018.

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L. Ängquist *et al.*, "VARC - A Cost-Effective Ultrafast DC Circuit Breaker Concept," in *2018 IEEE POWER & ENERGY SOCIETY GENERAL MEETING (PESGM)*, 2018.

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L. Bessegato *et al.*, "Ac-side admittance calculation for modular multilevel converters," in *2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017*, 2017, pp. 308-312.

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A. Blinov *et al.*, "Cell-Level Power Supply for High-Voltage Modular Multilevel Converters," in *2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE EUROPE)*, 2017.

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S. Heinig *et al.*, "Implications of Capacitor Voltage Imbalance on the Operation of the Semi-Full-Bridge Submodule," in *2017 19th European Conference on Power Electronics andApplications (EPE'17 ECCE Europe)*, 2017.

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K. Jacobs *et al.*, "MMC Converter Cells Employing Ultrahigh-Voltage SiC Bipolar Power Semiconductors," in *2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE EUROPE)*, 2017.

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T. Augustin, S. Norrga and H.-P. Nee, "Modelling of HVDC breakers for HVDC grid simulations," in *IET Conference Publications*, 2017.

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I. Jahn, N. Johannesson and S. Norrga, "Survey of Methods for Selective DC Fault Detection in MTDC Grids," in *The 13th IET international conference on AC and DC Power Transmission, Manchester (ACDC 2017), Feb. 2017.*, 2017.

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T. Augustin *et al.*, "Transient Behaviour of VSC-HVDC Links with DC Breakers Under Faults," in *2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE EUROPE)*, 2017.

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L. Ängquist, S. Norrga and T. Modeer, "A new dc breaker with reduced need for semiconductors," in *2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE)*, 2016.

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L. Jin, S. Norrga and O. Wallmark, "Analysis of power losses in power MOSFET based stacked polyphase bridges converters," in *2016 IEEE 8th International Power Electronics and Motion Control Conference (IPEMC-ECCE Asia)*, 2016, pp. 3050-3055.

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H. Zhang *et al.*, "Benchmark of high-power STATCOM topologies for flicker compensation," in *2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE)*, 2016.

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L. Bessegato *et al.*, "Control of Direct AC/AC Modular Multilevel Converters Using Capacitor Voltage Estimation," in *2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE)*, 2016.

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L. Bessegato *et al.*, "Control of Modular Multilevel Matrix Converters Based on Capacitor Voltage Estimation," in *IEEE 8th International Power Electronics and Motion Control Conference (IPEMC-ECCE Asia), 2016*, 2016, pp. 3447-3452.

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P. Bakas *et al.*, "Hybrid Topologies for Series and Shunt Compensation of the Line-Commutated Converter," in *8th International Power Electronics and Motion Control Conference - ECCE Asia, IPEMC 2016-ECCE Asia*, 2016, pp. 3030-3035.

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D.-P. Sadik *et al.*, "Investigation of the Surge Current Capability of the Body Diode of SiC MOSFETs for HVDC Applications," in *2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE)*, 2016.

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S. Heinig *et al.*, "On Energy Storage Requirements in Alternate Arm Converters and Modular Multilevel Converters," in *2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE)*, 2016.

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D. Johannesson *et al.*, "Potential of Ultra-High Voltage Silicon Carbide Semiconductor Devices," in *2016 IEEE 4TH WORKSHOP ON WIDE BANDGAP POWER DEVICES AND APPLICATIONS (WIPDA)*, 2016, pp. 253-258.

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N. Johannesson, S. Norrga and C. Wikström, "Selective wave-front based protection algorithm for MTDC systems," in *IET Conference Publications*, 2016.

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L. Jin, S. Norrga and O. Wallmark, "Serial communication based distributed control of the stacked polyphase bridges converter," in *8th IET International Conference on Power Electronics, Machines and Drives (PEMD 2016)*, 2016.

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W. Leterme *et al.*, "A new HVDC grid test system for HVDC grid dynamics and protection studies in EMT-type software," in *IET Seminar Digest*, 2015.

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M. Nikouie Harnefors *et al.*, "Analysis of the dc-link stability for the stacked polyphase bridges converter," in *2015 17th European Conference on Power Electronics and Applications (EPE'15 ECCE-Europe)*, 2015.

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L. Jin *et al.*, "Evaluation of a Multiphase Drive System in EV and HEV Applications," in *2015 IEEE INTERNATIONAL ELECTRIC MACHINES & DRIVES CONFERENCE (IEMDC)*, 2015, pp. 941-945.

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N. Johannesson and S. Norrga, "Longitudinal differential protection based on the Universal Line Model," in *IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society*, 2015, pp. 1091-1096.

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A. Hassanpoor, S. Norrga and A. Nami, "Loss evaluation for modular multilevel converters with different switching strategies," in *Power Electronics and ECCE Asia (ICPE-ECCE Asia), 2015 9th International Conference on*, 2015, pp. 1558-1563.

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A. Blinov, S. Norrga and G. Tibola, "Operation of single-chip MOSFET and IGBT devices after failure due to repetitive avalanche : University in collaboration with industry," in *Power Electronics and Applications (EPE’15 ECCE-Europe), 2015 17th European Conference on*, 2015.

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K. Ilves, L. Bessegato and S. Norrga, "Comparison of Cascaded Multilevel Converter Topologies for AC/ AC Conversion," in *2014 International Power Electronics Conference, IPEC-Hiroshima - ECCE Asia 2014*, 2014, pp. 1087-1094.

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L. Jin *et al.*, "Control and modulation of the stacked polyphase bridges inverter," in *IEEE Energy Conversion Congress and Exposition*, 2014, pp. 3023-3029.

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S. Norrga, X. Li and L. Ängquist, "Converter Topologies for HVDC Grids," in *ENERGYCON 2014 - IEEE International Energy Conference*, 2014, pp. 1554-1561.

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T. Modeer, S. Norrga and H.-P. Nee, "Implementation and testing of high-power IGCT-based cascaded-converter cells," in *Proc. Energy Conversion Congress and Exposition (ECCE), 2014 IEEE*, 2014, pp. 5355-5359.

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H. Zhang *et al.*, "Machine design considerations for an MHF/SPB-converter based electric drive," in *2014 The 40th Annual Conference of the IEEE Industrial Electronics Society, IECON 2014*, 2014, pp. 3849-3854.

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L. Bessegato, T. Modeer and S. Norrga, "Modeling and control of a tapped-inductor buck converter with pulse frequency modulation," in *Energy Conversion Congress and Exposition (ECCE), 2014 IEEE*, 2014, pp. 3672-3678.

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M. Heuvelmans, T. Modéer and S. Norrga, "Soft-Switching Cells for High-Power Converters," in *Industrial Electronics Society, IECON 2014 - 40th Annual Conference of the IEEE*, 2014, pp. 1806-1812.

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A. Hassanpoor, S. Norrga and M. Lindgren, "Switching pulse pattern optimisation for modular multilevel converters," in *40th Annual Conference of the IEEE Industrial Electronics Society, IECON 2014*, 2014, pp. 4722-4728.

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S. Norrga *et al.*, "A Novel Inverter Topology for Compact EV and HEV Drive Systems," in *39th Annual Conference of the IEEE Industrial Electronics Society, IECON 2013*, 2013, pp. 6590-6595.

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K. Ilves *et al.*, "A submodule implementation for parallel connection of capacitors in modular multilevel converters," in *Power Electronics and Applications (EPE), 2013 15th European Conference on*, 2013.

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K. Ilves *et al.*, "Analysis and operation of modular multilevel converters with phase-shifted carrier PWM," in *2013 IEEE Energy Conversion Congress and Exposition, ECCE 2013*, 2013, pp. 396-403.

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L. Ängquist *et al.*, "Arm-current-based control of modular multilevel converters," in *2013 15th European Conference on Power Electronics and Applications, EPE 2013*, 2013, p. 6631999.

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S. Norrga and M. Hesamzadeh, "INTERGRID - Enabling a sustainable energy system by large-scale intercontinental power transmission," in *2013 IEEE Power and Energy Society General Meeting (PES)*, 2013, p. 6672688.

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K. Ilves, S. Norrga and H.-P. Nee, "On energy variations in modular multilevel converters with full-bridge submodules for Ac-Dc and Ac-Ac applications," in *Power Electronics and Applications (EPE), 2013 15th European Conference on*, 2013.

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K. Ilves *et al.*, "Predictive sorting algorithm for modular multilevel converters minimizing the spread in the submodule capacitor voltages," in *2013 IEEE ECCE Asia Downunder - 5th IEEE Annual International Energy Conversion Congress and Exhibition, IEEE ECCE Asia 2013*, 2013, pp. 325-331.

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T. Modeer, S. Norrga and H.-P. Nee, "Resonant Test Circuit for High-Power Cascaded Converter Submodules," in *Proc. European Conference on Power Electronics and Applications (EPE), 2013.*, 2013.

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S. Norrga, L. Ängquist and A. Antonopoulos, "The polyphase cascaded-cell DC/DC converter," in *Energy Conversion Congress and Exposition (ECCE), 2013 IEEE*, 2013, pp. 4082-4088.

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2024-04-13 00:33:26

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