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312 Publications
2013 | Conference Paper | LibreCat-ID: 30562
D. V. M. M. Krishna, H. Preckwinkel, N. Fröhleke, and J. Böcker, “A Novel LC Resonant Based Partial Booster Scheme for Improved Efficiency and Reduced Cost of Transformerless Photovoltaic Inverters,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30565
S. Bolte, J. Baurichter, C. Henkenius, N. Fröhleke, J. Böcker, and H. Figge, “Verlustmodellierung und Effizienzoptimierung einer hart schaltenden, netzfreundlichen Pulsgleichrichterstufe (PFC),” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30563
K. Peter and J. Böcker, “Minimierung niederfrequenter Oberschwingungen in Pulsmustern für 2-Level Umrichter in Antriebssystemen mittels winkelmodulierter Partikel Schwarm Optimierung,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30564
L. Keuck, N. Fröhleke, and J. Böcker, “Formaler Regelungsentwurf für netzfreundliche PFC-Ladegleichrichter unter Anwendung eines Netzbeobachters,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30556
H. Sharabash, D. V. M. M. Krishna, N. Fröhleke, and J. Böcker, “High efficiency photovoltaic power conditioning system,” 2013.
LibreCat
2013 | Conference Paper | LibreCat-ID: 30553
J. Böcker and O. Buchholz, “Can oversampling improve the dynamics of PWM controls?,” 2013, doi: 10.1109/icit.2013.6505952.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30571
Z. Cao, J. Tao, N. Fröhleke, and J. Böcker, “Dynamical modeling for series-parallel resonant converter under optimized modulation,” 2013, doi: 10.1109/apec.2013.6520481.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30551
D. V. M. M. Krishna, N. Fröhleke, J. Böcker, and H. Preckwinkel, “A simplified mathematical model for DC-balancing and capacitor ripple reduction in 3-level inverters,” 2013, doi: 10.1109/icit.2013.6505715.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30561
H. Preckwinkel, A. Bünte, J. Böcker, N. Fröhleke, and K. Dora, “A novel low cost solar central inverters topology with 99.2% efficiency,” 2013, doi: 10.1109/epe.2013.6631769.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30552
J. Solanki, N. Fröhleke, J. Böcker, and P. Wallmeier, “A modular multilevel converter based high-power high-current power supply,” 2013, doi: 10.1109/icit.2013.6505713.
LibreCat
| DOI
2013 | Conference Paper | LibreCat-ID: 30560
M. Lönneker and J. Böcker, “A novel space vector modulation strategy for thyristor matrix converters,” 2013, doi: 10.1109/epe.2013.6631954.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 29600
W. Peters, O. Wallscheid, and J. Böcker, “A precise open-loop torque control for an interior permanent magnet synchronous motor (IPMSM) considering iron losses,” in IECON 2012-38th Annual Conference on IEEE Industrial Electronics Society, 2012, pp. 2877–2882.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30325
H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Cost-Effective Implementation of a Digitally Controlled LLC Resonant Converter for Application in Server- and Telecom-PSUs,” in Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM), Nuremberg, Germany, 2012, pp. 1–8.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30543
Z. Cao, F. H. Nzeugang, J. Tao, N. Fröhleke, and J. Böcker, “Novel dynamical modeling for series-parallel resonant converter,” 2012, doi: 10.1109/ISIE.2012.6237122.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30540
T. Grote, S. Bolte, N. Fröhleke, and J. Böcker, “Reduction of Total Harmonic Distortion (THD)for Interleaved Converters Operating in Discontinuous Conduction Mode (DCM),” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30544
J. Böcker, M. Sun, Z. Cao, L. Tong, H. Zou, and P. Ranjan, “High Fidelity Hybrid Hardware-in-the-Loop Simulator with FPGA and Processor for AC Railway Traction,” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30545
J. Tao, Z. Cao, M. Sun, N. Fröhleke, and J. Böcker, “Full Digital Implementation of an Optimized Modulation Strategy for Series-Parallel Resonant Converter,” 2012.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30541
O. Buchholz, S. Mathapati, and J. Böcker, “Boosting Dynamics of AC Machines by using FPGA-Based Controls,” 2012.
LibreCat
2012 | Journal Article | LibreCat-ID: 30554
S. Mathapati and J. Böcker, “Analytical and Offline Approach to Select Optimal Hysteresis Bands of DTC for PMSM,” IEEE Transactions on Industrial Electronics, vol. 60, no. 3, pp. 885–895, 2012, doi: 10.1109/tie.2012.2189530.
LibreCat
| DOI
2012 | Conference Paper | LibreCat-ID: 30538
H. Preckwinkel, D. Krishna, N. Fröhleke, and J. Böcker, “Photovoltaic inverter with high efficiency over a wide operation area - a practical approach,” 2012, doi: 10.1109/iecon.2011.6119432.
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