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5 Publications
2025 | Journal Article | LibreCat-ID: 59805
Unruh, Roland, et al. “Adaptive DC-Link Voltage Control for 22 KW, 40 KHz LLC Resonant Converter Considering Low-Frequency Voltage Ripple.” Electronics, vol. 14, no. 8, 1517, MDPI AG, 2025, doi:10.3390/electronics14081517.
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2023 | Conference Paper | LibreCat-ID: 48352
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.” 2023 25th European Conference on Power Electronics and Applications (EPE’23 ECCE Europe), IEEE, 2023, doi:10.23919/epe23ecceeurope58414.2023.10264313.
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2022 | Conference Paper | LibreCat-ID: 34176
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.
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2020 | Conference Paper | LibreCat-ID: 29940
Unruh, Roland, et al. “1-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.
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2008 | Conference Paper | LibreCat-ID: 9568
Bo, Fu, et al. “A Simple Pre-Stress Estimating Method of Langevin Transducers.” Piezoelectricity, Acoustic Waves, and Device Applications, 2008. SPAWDA 2008. Symposium On, 2008, pp. 324–27, doi:10.1109/SPAWDA.2008.4775801.
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