Medium Voltage Direct Current Electronic Transformer

Publications

Power Reversal Algorithm for Resonant Direct Current Transformers for DC Networks

Author(s): Renan Pillon Barcelos; Jakub Kucka; Drazen Dujic
Published in: IEEE Access, 2022, Page(s) 127117 - 127127, ISSN 2169-3536
Publisher: Institute of Electrical and Electronics Engineers Inc.
DOI: 10.1109/access.2022.3225673

Shoot-Through Protection for an IGCT-Based ZVS Resonant DC Transformer

Author(s): Jakub Kucka, Drazen Dujic
Published in: IEEE Transactions on Industrial Electronics, 2022, ISSN 0278-0046
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tie.2022.3170614

Copper Pipes as Medium Frequency Transformer Windings

Author(s): Nikolina Djekanovic; Drazen Dujic
Published in: IEEE Access, 2022, Page(s) 109431 - 109445, ISSN 2169-3536
Publisher: Institute of Electrical and Electronics Engineers Inc.
DOI: 10.1109/access.2022.3214651

Direct Current Transformer Impact on the DC Power Distribution Networks

Author(s): Renan Pillon Barcelos; Drazen Dujic
Published in: IEEE Transactions on Smart Grid, Issue 1, 2022, ISSN 0278-0046
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tsg.2022.3162310

High Frequency Operation of Series-Connected IGCTs for Resonant Converters

Author(s): Gabriele Ulissi, Umamaheswara Vemulapati, Thomas Stiasny, Drazen Dujic
Published in: IEEE Transactions on Power Electronics, 2021, Page(s) 1 -1, ISSN 0885-8993
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tpel.2021.3132200

Current Limiting in Overload Conditions of an LLC-Converter-Based DC Transformer

Author(s): Jakub Kucka, Drazen Dujic
Published in: IEEE Transactions on Power Electronics, 2021, Page(s) 10660 - 10672, ISSN 0885-8993
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tpel.2021.3060106

Equal Loss Distribution in Duty-Cycle Controlled H-Bridge LLC Resonant Converters

Author(s): Jakub Kucka, Drazen Dujic
Published in: IEEE Transactions on Power Electronics, 2020, Page(s) 1-1, ISSN 0885-8993
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tpel.2020.3028879

Thermally-Compensated Magnetic Core Loss Model for Time-Domain Simulations of Electrical Circuits

Author(s): Nikolina Djekanovic, Min Luo, Drazen Dujic
Published in: IEEE Transactions on Power Electronics, 2021, Page(s) 8193 - 8205, ISSN 0885-8993
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tpel.2021.3053303

Resonant IGCT Soft-Switching: Zero-Voltage Switching or Zero-Current Switching?

Author(s): Gabriele Ulissi, Jakub Kucka, Drazen Dujic
Published in: IEEE Transactions on Power Electronics, Issue 37, 2022, Page(s) 10775 - 10783, ISSN 0278-0046
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tpel.2022.3170114

Smooth Power Direction Transition of a Bidirectional LLC Resonant Converter for DC Transformer Applications

Scalability Assessment of the Parallel Operation of Direct Current Transformer

Author(s): Renan Pillon Barcelos; Drazen Dujic
Published in: CPSS Transactions on Power Electronics and Applications, 2023, Page(s) 397 - 410, ISSN 2475-742X
Publisher: IEEE
DOI: 10.24295/cpsstpea.2023.00030

An IGCT Gate Unit for Zero-Voltage-Switching Resonant DC Transformer Applications

Author(s): Jakub Kucka, Drazen Dujic
Published in: IEEE Transactions on Industrial Electronics, Issue 2021, 2021, Page(s) 1 - 1, ISSN 0278-0046
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tie.2021.3128923

SOFTGATE – An IGCT Gate Unit for Soft Switching

Author(s): Jakub Kucka, Drazen Dujic
Published in: Proceedings of PCIM Europe 2022, 2022
Publisher: VDE
DOI: 10.30420/565822047

Winding Geometry Impact on High Power Medium Frequency Transformer Design

Author(s): Nikolina Djekanovic; Drazen Dujic
Published in: 2022 XIV International Symposium on Industrial Electronics and Applications (INDEL), 2022
Publisher: IEEE
DOI: 10.1109/indel55690.2022.9965461

Integrated Simulation Approach to Loss Calculations of Power Converter Systems

Author(s): Nikolina Djekanovic, Min Luo, Drazen Dujic
Published in: Proceedings PCIM Europe 2020, 2020, Page(s) 418-425, ISBN 978-3-8007-5245-4
Publisher: VDE Verlag GmbH

On Features of Direct Current Transformers

Author(s): Renan Pillon Barcelos; Dražen Dujić
Published in: 2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 - ECCE Asia), 2023
Publisher: IEEE
DOI: 10.23919/icpe2023-ecceasia54778.2023.10213885

Design Optimization of a MW-level Medium Frequency Transformer

Author(s): Nikolina Djekanovic, Drazen Dujic
Published in: Proceedings of PCIM Europe 2022, 2022
Publisher: VDE
DOI: 10.30420/565822101

Nodal Impedance Assessment in DC Power Distribution Networks

Author(s): Renan Pillon Barcelos, Drazen Dujic
Published in: 2021 IEEE 22nd Workshop on Control and Modelling of Power Electronics (COMPEL), Issue 2021, 2021, Page(s) 1-8, ISBN 978-1-6654-3635-9
Publisher: IEEE
DOI: 10.1109/compel52922.2021.9646008

Modeling and Integrating Losses of Magnetic Components Into Time-Domain Electric Circuit Simulations

Author(s): Nikolina Djekanovic, Min Luo, Drazen Dujic
Published in: The 2020 International Power Electronics and Motion Conference - IPEMC 2020 ECCE Asia, 2020
Publisher: IEEE

Parallel Operation of Direct Current Transformers

Author(s): Renan Pillon Barcelos; Drazen Dujic
Published in: PCIM Europe 2023; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 2023
Publisher: VDE (IEEE)
DOI: 10.30420/566091010

Modeling and Characterization of Natural-Convection Oil-Based Insulation for Medium Frequency Transformers

Author(s): Nikolina Djekanovic, Drazen Dujic
Published in: Proceedings of the 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), 2022
Publisher: IEEE
DOI: 10.1109/apec43599.2022.9773591

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