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307 Publications
2013 | Conference Paper | LibreCat-ID: 30556
Sharabash H, Krishna DVMM, Fröhleke N, Böcker J. High efficiency photovoltaic power conditioning system. In: PCIM Europe Conference, Nürnberg, Germany. ; 2013.
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2013 | Conference Paper | LibreCat-ID: 30553
Böcker J, Buchholz O. Can oversampling improve the dynamics of PWM controls? In: 2013 IEEE International Conference on Industrial Technology (ICIT). IEEE; 2013. doi:10.1109/icit.2013.6505952
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2013 | Conference Paper | LibreCat-ID: 30571
Cao Z, Tao J, Fröhleke N, Böcker J. Dynamical modeling for series-parallel resonant converter under optimized modulation. In: 2013 Twenty-Eighth Annual IEEE Applied Power Electronics Conference and Exposition (APEC). IEEE; 2013. doi:10.1109/apec.2013.6520481
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2013 | Conference Paper | LibreCat-ID: 30551
Krishna DVMM, Fröhleke N, Böcker J, Preckwinkel H. A simplified mathematical model for DC-balancing and capacitor ripple reduction in 3-level inverters. In: 2013 IEEE International Conference on Industrial Technology (ICIT). IEEE; 2013. doi:10.1109/icit.2013.6505715
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2013 | Conference Paper | LibreCat-ID: 30561
Preckwinkel H, Bünte A, Böcker J, Fröhleke N, Dora K. A novel low cost solar central inverters topology with 99.2% efficiency. In: 2013 15th European Conference on Power Electronics and Applications (EPE). IEEE; 2013. doi:10.1109/epe.2013.6631769
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2013 | Conference Paper | LibreCat-ID: 30552
Solanki J, Fröhleke N, Böcker J, Wallmeier P. A modular multilevel converter based high-power high-current power supply. In: 2013 IEEE International Conference on Industrial Technology (ICIT). IEEE; 2013. doi:10.1109/icit.2013.6505713
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2013 | Conference Paper | LibreCat-ID: 30560
Lönneker M, Böcker J. A novel space vector modulation strategy for thyristor matrix converters. In: 2013 15th European Conference on Power Electronics and Applications (EPE). IEEE; 2013. doi:10.1109/epe.2013.6631954
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2012 | Conference Paper | LibreCat-ID: 29600
Peters W, Wallscheid O, Böcker J. 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. ; 2012:2877–2882.
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2012 | Conference Paper | LibreCat-ID: 30325
Figge H, Fröhleke N, Böcker J, Schafmeister F. 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). IEEE; 2012:1-8.
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2012 | Conference Paper | LibreCat-ID: 30543
Cao Z, Nzeugang FH, Tao J, Fröhleke N, Böcker J. Novel dynamical modeling for series-parallel resonant converter. In: 21th IEEE International Symposium on Industrial Electronics (ISIE2012), Huangzhou, China. ; 2012. doi:10.1109/ISIE.2012.6237122
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2012 | Conference Paper | LibreCat-ID: 30540
Grote T, Bolte S, Fröhleke N, Böcker J. Reduction of Total Harmonic Distortion (THD)for Interleaved Converters Operating in Discontinuous Conduction Mode (DCM). In: PCIM Europe Conference, Nürnberg, Germany, 2012. ; 2012.
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2012 | Conference Paper | LibreCat-ID: 30544
Böcker J, Sun M, Cao Z, Tong L, Zou H, Ranjan P. High Fidelity Hybrid Hardware-in-the-Loop Simulator with FPGA and Processor for AC Railway Traction. In: PCIM Europe Conference, Nürnberg, Germany. ; 2012.
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2012 | Conference Paper | LibreCat-ID: 30545
Tao J, Cao Z, Sun M, Fröhleke N, Böcker J. Full Digital Implementation of an Optimized Modulation Strategy for Series-Parallel Resonant Converter. In: PCIM Europe Conference, Nürnberg, Germany. ; 2012.
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2012 | Conference Paper | LibreCat-ID: 30541
Buchholz O, Mathapati S, Böcker J. Boosting Dynamics of AC Machines by using FPGA-Based Controls. In: PCIM Europe Conference, Nürnberg, Germany. ; 2012.
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2012 | Journal Article | LibreCat-ID: 30554
Mathapati S, Böcker J. Analytical and Offline Approach to Select Optimal Hysteresis Bands of DTC for PMSM. IEEE Transactions on Industrial Electronics. 2012;60(3):885-895. doi:10.1109/tie.2012.2189530
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2012 | Conference Paper | LibreCat-ID: 30538
Preckwinkel H, Krishna D, Fröhleke N, Böcker J. Photovoltaic inverter with high efficiency over a wide operation area - a practical approach. In: IECON 2011 - 37th Annual Conference of the IEEE Industrial Electronics Society. IEEE; 2012. doi:10.1109/iecon.2011.6119432
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2012 | Conference Paper | LibreCat-ID: 30550
Cao Z, Tao J, Fröhleke N, Böcker J. Time-domain steady-state modeling of series-parallel resonant converter under optimized modulation. In: IECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society. IEEE; 2012. doi:10.1109/iecon.2012.6388646
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2012 | Conference Paper | LibreCat-ID: 30531
Hu M, Fröhleke N, Peters W, Böcker J. Multi-objective optimization of LCC resonant converter applied in VLF HV generator. In: IECON 2011 - 37th Annual Conference of the IEEE Industrial Electronics Society. IEEE; 2012. doi:10.1109/iecon.2011.6119522
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2012 | Conference Paper | LibreCat-ID: 30533
Cao Z, Nzeugang FH, Fröhleke N, Böcker J. A comparative study of series-parallel resonant converter by using different modulation strategies. In: IECON 2011 - 37th Annual Conference of the IEEE Industrial Electronics Society. IEEE; 2012. doi:10.1109/iecon.2011.6119333
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2012 | Conference Paper | LibreCat-ID: 30547
Solanki J, Fröhleke N, Böcker J, Wallmeier P. Analysis, design and control of 1MW, high power factor and high current rectifier system. In: 2012 IEEE Energy Conversion Congress and Exposition (ECCE). IEEE; 2012. doi:10.1109/ecce.2012.6342604
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2011 | Journal Article | LibreCat-ID: 29609
Wallscheid O, Peters W, Böcker J. Optimierte Regelung für mobile Elektromotoren. Aktuelle Technik. 2011;5(1):30–33.
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2011 | Conference Paper | LibreCat-ID: 29601
Peters W, Wallscheid O, Böcker J. Current controller with defined dynamic behavior for an interior permanent magnet synchronous motor. In: IECON 2011-37th Annual Conference of the IEEE Industrial Electronics Society. ; 2011:534–538.
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2011 | Conference Paper | LibreCat-ID: 30323
Grote T, Figge H, Fröhleke N, Böcker J, Schafmeister F. Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters. In: Proc. IEEE Energy Conversion Congress and Exposition (ECCE). IEEE; 2011:3186-3192.
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2011 | Conference Paper | LibreCat-ID: 30322
Figge H, Grote T, Fröhleke N, Böcker J, Schafmeister F. Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time. In: Proc. 26th IEEE Applied Power Electronics Conference (APEC). IEEE; 2011:13-20.
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2011 | Conference Paper | LibreCat-ID: 30534
Lv J, Cao Z, Fröhleke N, Böcker J, Yuan H, Mi H. Thermal-electrical modeling and simulation of resonantly operated DC-DC converters based on extended describing function method. In: Proceedings of the 2011 14th European Conference on Power Electronics and Applications. ; 2011.
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2011 | Conference Paper | LibreCat-ID: 30535
Peters W, Huber T, Böcker J. Control Realization for an Interior Permanent Magnet Synchronous Motor (IPMSM) in Automotive Drive Trains. In: PCIM 2011, Nürnberg, Deutschland. ; 2011.
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2011 | Conference Paper | LibreCat-ID: 30532
Hu M, Böcker J, Fröhleke N. Frequency / duty cycle current-mode fuzzy control for LCC resonant converter. In: EPE2011, Birmingham, UK. ; 2011.
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2010 | Conference Paper | LibreCat-ID: 30516
Paiz C, Hagemeyer J, Pohl C, et al. FPGA-based realization of self-optimizing drive-controllers. In: 2009 35th Annual Conference of IEEE Industrial Electronics. IEEE; 2010. doi:10.1109/iecon.2009.5415402
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2010 | Conference Paper | LibreCat-ID: 30523
Romaus C, Gathmann K, Böcker J. Optimal energy management for a hybrid energy storage system for electric vehicles based on Stochastic Dynamic Programming. In: 2010 IEEE Vehicle Power and Propulsion Conference. IEEE; 2010. doi:10.1109/vppc.2010.5728979
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2010 | Conference Paper | LibreCat-ID: 30524
Pohlenz D, Böcker J. Efficiency improvement of an IPMSM using Maximum Efficiency operating strategy. In: Proceedings of 14th International Power Electronics and Motion Control Conference EPE-PEMC 2010. IEEE; 2010. doi:10.1109/epepemc.2010.5606831
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2010 | Conference Paper | LibreCat-ID: 30525
Specht A, Böcker J. Observer for the rotor temperature of IPMSM. In: Proceedings of 14th International Power Electronics and Motion Control Conference EPE-PEMC 2010. IEEE; 2010. doi:10.1109/epepemc.2010.5606818
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2010 | Conference Paper | LibreCat-ID: 30526
Schneider T, Schulte C, Mathapati S, Böcker J. Energy transfer with doubly-excited switched reluctance drive. In: SPEEDAM 2010. IEEE; 2010. doi:10.1109/speedam.2010.5545160
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2010 | Conference Paper | LibreCat-ID: 30521
Cao Z, Hu M, Fröhleke N, Böcker J. Modeling and Control Design for a Very Low-Frequency High-Voltage Test System. In: IEEE TRANSACTIONS ON POWER ELECTRONICS 25(2). ; 2010. doi:10.1109/TPEL.2009.2033600
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2010 | Journal Article | LibreCat-ID: 43503
Kröger C, Böcker J, Neiß K. Elektromobilität — ein aktuelles Forschungsfeld insbesondere der Regelungstechnik. at - Automatisierungstechnik. 2010;58(10):542-545. doi:10.1524/auto.2010.9082
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2010 | Journal Article | LibreCat-ID: 43502
Böcker J, Huber T, Peters W, Pohlenz D, Specht A. Regelung elektrischer Traktionsantriebe in Elektro- und Hybridfahrzeugen. at - Automatisierungstechnik. 2010;58(10):599-608. doi:10.1524/auto.2010.0871
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2009 | Conference Paper | LibreCat-ID: 30319
Grote T, Figge Fh, Fröhleke N, et al. Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency. In: Proc. 24th IEEE Applied Power Electronics Conference (APEC). IEEE; 2009:1722-1727.
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2009 | Conference Paper | LibreCat-ID: 30320
Grote T, Schafmeister F, Figge H, Fröhleke N, Ide P, Böcker J. Adaptive Digital Slope Compensation for Peak Current Mode Control. In: Proc. IEEE Energy Conversion Congress and Exposition (ECCE). IEEE; 2009:3523-3529.
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2009 | Conference Paper | LibreCat-ID: 30502
Schneider T, Schulz B, Henke C, Witting K, Steenken D, Böcker J. Energy transfer via linear doubly-fed motor in different operating modes. In: 2009 IEEE International Electric Machines and Drives Conference. IEEE; 2009. doi:10.1109/iemdc.2009.5075267
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2009 | Conference Paper | LibreCat-ID: 30515
Romaus C, Böcker J, Witting K, Seifried A, Znamenshchykov O. Optimal energy management for a hybrid energy storage system combining batteries and double layer capacitors. In: 2009 IEEE Energy Conversion Congress and Exposition. IEEE; 2009. doi:10.1109/ecce.2009.5316428
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2009 | Conference Paper | LibreCat-ID: 30513
Hu M, Fröhleke N, Böcker J. Small-Signal Model and Control Design of LCC Resonant Converter with a Capacitive Load Applied in Very Low Frequency High Voltage Test System. In: IEEE Energy Conversion Congress and Expo (ECCE), San Jose, USA, 2009. ; 2009. doi:10.1109/ECCE.2009.5316299
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2009 | Conference Paper | LibreCat-ID: 30507
Cao Z, Fröhleke N, Böcker J. Control Design for a Very Low-Frequency High-Voltage Test System. In: 13th European Conference on Power Electronics and Applications (EPE2009), Barcelona, Spain. ; 2009. doi:10.1109/ECCE.2009.5316441
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2009 | Conference Paper | LibreCat-ID: 30504
Peters W, Schulz B, Mathapati S, Böcker J. Regular-sampled current measurement in AC drives using delta-sigma modulators. In: 13th European Conference on Power Electronics and Applications, Barcelona, Spain . ; 2009.
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2009 | Conference Paper | LibreCat-ID: 30514
Hu M, Fröhleke N, Böcker J. Frequency / duty cycle control of LCC resonant converter supplying high voltage very low frequency test systems. In: 13th European Conference on Power Electronics and Applications (EPE2009), Barcelona, Spain. ; 2009.
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2009 | Conference Paper | LibreCat-ID: 30509
Cao Z, Fröhleke N, Böcker J. Converter and control design for very low-frequency high-voltage test systems. In: IEEE Energy Conversion Congress and Expo (ECCE), San Jose, USA. ; 2009. doi:10.1109/ECCE.2009.5316441
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2009 | Conference Paper | LibreCat-ID: 30505
Cao Z, Fröhleke N, Böcker J. Design of a Resonant Converter for Very Low-Frequency High-Voltage Test Systems. In: Proc. of the PCIM China Conference, Shanghai, 2009. ; 2009.
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2009 | Conference Paper | LibreCat-ID: 30517
Grote T, Schafmeister F, Figge H, Fröhleke N, Ide P, Böcker J. Adaptive digital slope compensation for peak current mode control. In: 2009 IEEE Energy Conversion Congress and Exposition. IEEE; 2009. doi:10.1109/ecce.2009.5316380
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2009 | Conference Paper | LibreCat-ID: 30488
Li R, Fröhleke N, Wetzel H, Böcker J. Investigation of Power Supplies for a Piezoelectric Brake Actuator in Aircrafts. In: 2006 CES/IEEE 5th International Power Electronics and Motion Control Conference. IEEE; 2009. doi:10.1109/ipemc.2006.4778163
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2009 | Conference Paper | LibreCat-ID: 30518
Böcker J, Beineke S, Bähr A. On the control bandwidth of servo drives. In: 13th European Conference on Power Electronics and Applications (EPE2009), Barcelona, Spain. ; 2009.
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2008 | Conference Paper | LibreCat-ID: 30458
Böcker J, Kröger C. Control of permanent magnet synchronous motor with dual-mode position estimation. In: 2005 European Conference on Power Electronics and Applications. IEEE; 2008. doi:10.1109/epe.2005.219664
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2008 | Conference Paper | LibreCat-ID: 30448
Nijende H, Fröhleke N, Böcker J. Optimized size design of integrated magnetic components using area product approach. In: 2005 European Conference on Power Electronics and Applications. IEEE; 2008. doi:10.1109/epe.2005.219605
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