Unruh, Roland, et al. “Experimentally Verified 22 KW, 30 KHz LLC Resonant Converter Design with New Control for a 1 MW Cascaded H-Bridge Converter.” ECCE Europe 2024; IEEE Energy Conversion Congress &; Exposition Europe.
LibreCat: /record/54356

Unruh, Roland, et al. “An Optimized Third-Harmonic Injection Reduces DC-Link Voltage Ripple in Cascaded H-Bridge Converters up to 50% for All Power Factors.”10.23919/epe23ecceeurope58414.2023.10264313__2023 25th European Conference on Power Electronics and Applications (EPE’23 ECCE Europe), IEEE, 2023, doi:10.23919/epe23ecceeurope58414.2023.10264313.
LibreCat: /record/48352
DOI: 10.23919/epe23ecceeurope58414.2023.10264313

Unruh, Roland, et al. “Zero-Sequence Voltage Reduces DC-Link Capacitor Demand in Cascaded H-Bridge Converters for Large-Scale Electrolyzers by 40%.” 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), IEEE, 2022.
LibreCat: /record/34176

Unruh, Roland, et al. “Adaptive Zero-Sequence Voltage Injection for Modular Solid-State Transformer to Compensate for Asymmetrical Fault Conditions.”https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542__23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe), IEEE, 2021, doi:https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542.
LibreCat: /record/29938
DOI: https://doi.org/10.23919/EPE21ECCEEurope50061.2021.9570542

Rehlaender, Philipp, et al. “Frequency-Doubler Modulation for Reduced Junction Temperatures for LLC Resonant Converters Operated in Half-Bridge Configuration.”10.23919/EPE21ECCEEurope50061.2021.9570674__23rd European Conference on Power Electronics and Applications (EPE’21 ECCE Europe), IEEE, 2021, doi:10.23919/EPE21ECCEEurope50061.2021.9570674.
LibreCat: /record/29899
DOI: 10.23919/EPE21ECCEEurope50061.2021.9570674

Rehlaender, Philipp, et al. “Alternating Asymmetrical Phase-Shift Modulation for Full-Bridge Converters with Balanced Switching Losses to Reduce Thermal Imbalances.”10.1109/apec42165.2021.9487104__2021 IEEE Applied Power Electronics Conference and Exposition (APEC), IEEE, 2021, doi:10.1109/apec42165.2021.9487104.
LibreCat: /record/29893
DOI: 10.1109/apec42165.2021.9487104

Unruh, Roland, et al. “Evaluation of MMCs for High-Power Low-Voltage DC-Applications in Combination with the Module LLC-Design.”10.23919/epe20ecceeurope43536.2020.9215687__2020 22nd European Conference on Power Electronics and Applications (EPE’20 ECCE Europe), IEEE, 2020, doi:10.23919/epe20ecceeurope43536.2020.9215687.
LibreCat: /record/29939
DOI: 10.23919/epe20ecceeurope43536.2020.9215687

Unruh, Roland, et al. “kW, 70kHz LLC Converter Design with Adaptive Input Voltage for 98% Efficiency in an MMC.”10.1109/compel49091.2020.9265771__2020 IEEE 21st Workshop on Control and Modeling for Power Electronics (COMPEL), IEEE, 2020, doi:10.1109/compel49091.2020.9265771.
LibreCat: /record/29880
DOI: 10.1109/compel49091.2020.9265771

Unruh, Roland, et al. “-MW Full-Bridge MMC for High-Current Low-Voltage (100V-400V) DC-Applications.” PCIM Europe Digital Days 2020; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, VDE, 2020.
LibreCat: /record/29940

Unruh, Roland, et al. “MMC-Topology for High-Current and Low-Voltage Applications with Minimal Number of Submodules, Reduced Switching and Capacitor Losses.” PCIM Europe 2019; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, VDE, 2019.
LibreCat: /record/29942