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511 Publications
2017 | Conference Paper | LibreCat-ID: 29622
Gaona D, Wallscheid O, Böcker J. Glocal identification methods for low-order lumped parameter thermal networks used in permanent magnet synchronous motors. In: 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS). ; 2017:1–126.
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2017 | Conference Paper | LibreCat-ID: 29621
Gaona D, Wallscheid O, Böcker J. Sensitivity analysis of a permanent magnet temperature observer for PM synchronous machines using the monte carlo method. In: 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS). ; 2017:599–606.
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2017 | Conference Paper | LibreCat-ID: 29620
Hanke S, Wallscheid O, Böcker J. A direct model predictive torque control approach to meet torque and loss objectives simultaneously in permanent magnet synchronous motor applications. In: 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE). ; 2017:101–106.
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2017 | Journal Article | LibreCat-ID: 29615
Wallscheid O, Specht A, Böcker J. Observing the Permanent Magnet Temperature of Synchronous Motors Based on Electrical Fundamental Wave Model Quantities. IEEE Transactions on Industrial Electronics. 2017;64(5):3921–3929.
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2017 | Conference Paper | LibreCat-ID: 29623
Gaona D, Wallscheid O, Böcker J. Fusion of a lumped-parameter thermal network and speed-dependent flux observer for PM temperature estimation in synchronous machines. In: 2017 IEEE Southern Power Electronics Conference (SPEC). ; 2017:1–6.
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2017 | Conference Paper | LibreCat-ID: 29618
Wallscheid O, Böcker J. Fusion of direct and indirect temperature estimation techniques for permanent magnet synchronous motors. In: 2017 IEEE International Electric Machines and Drives Conference (IEMDC). ; 2017:1–8.
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2017 | Conference Paper | LibreCat-ID: 29619
Wallscheid O, Böcker J. Derating of automotive drive systems using model predictive control. In: 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE). ; 2017:31–36.
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2017 | Conference Paper | LibreCat-ID: 29930 | 
Ott M, Beckmann A, Böcker J. A Compensation Method for Production Tolerances in Electric Drive Systems Using an Extended Open-Loop Torque Control. In: European Battery, Hybrid and Fuel Cell Electric Vehicle Congress Geneva, 14th-16th March 2017. ; 2017.
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2017 | Conference Paper | LibreCat-ID: 29617
Vogt T, Weber D, Wallscheid O, Böcker J. Prediction of residual power peaks in industrial microgrids using artificial neural networks. In: International Joint Conference on Neural Networks (IJCNN). ; 2017:3228–3235.
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2017 | Patent | LibreCat-ID: 30358
Figge H, Schafmeister F, Grote T. LLC Balancing. Published online 2017.
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2017 | Patent | LibreCat-ID: 30363
Wallmeier P, Schafmeister F. Controller for an Inverter (PV Inverter: PV Self Consumption & symm. Output Control). Published online 2017.
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2017 | Conference Paper | LibreCat-ID: 30619
Hagemeyer M, Fröhleke N, Krishna DVMM, Böcker J. Development of a flywheel energy storage-based welding system. In: 2016 IEEE 2nd Annual Southern Power Electronics Conference (SPEC). IEEE; 2017. doi:10.1109/spec.2016.7846049
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| DOI
2017 | Dissertation | LibreCat-ID: 29616
Wallscheid O. Ein Beitrag zur thermischen Ausnutzung permanenterregter Synchronmotoren in automobilen Traktionsanwendungen. Shaker Verlag; 2017.
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2016 | Conference Paper | LibreCat-ID: 29941
Böcker J. Some reflections on electromagnetic force in matter. In: 2016 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM). IEEE; 2016. doi:10.1109/speedam.2016.7525880
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2016 | Conference Paper | LibreCat-ID: 29963
Stille KSC, Böcker J. Local demand response and load planning system for intelligent domestic appliances. In: 2015 International Conference on Renewable Energy Research and Applications (ICRERA). IEEE; 2016. doi:10.1109/icrera.2015.7418638
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2016 | Conference Paper | LibreCat-ID: 29962
Stille KSC, Böcker J, Fröhleke N, Bettentrup R, Kaiser I. Integration of home photovoltaic generation into electricity tariff for load optimization. In: 2016 4th International Istanbul Smart Grid Congress and Fair (ICSG). IEEE; 2016. doi:10.1109/sgcf.2016.7492441
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2016 | Conference Paper | LibreCat-ID: 29958
Stille KSC, Böcker J, Fröhleke N, Bettentrup R, Kaiser I. Local grid load coordination for load-shiftable domestic appliances in a variable-tariff environment. In: 2016 18th European Conference on Power Electronics and Applications (EPE’16 ECCE Europe). IEEE; 2016. doi:10.1109/epe.2016.7695583
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2016 | Conference Paper | LibreCat-ID: 29960
Stille KSC, Böcker J, Fröhleke N, Bettentrup R, Kaiser I. Supervisional load optimization for households with intelligent domestic appliances. In: 2016 10th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG). IEEE; 2016. doi:10.1109/cpe.2016.7544176
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2016 | Journal Article | LibreCat-ID: 29613
Wallscheid O, Huber T, Peters W, Böcker J. A Critical Review of Techniques to Determine the Magnet Temperature of Permanent Magnet Synchronous Motors under Real-time Conditions. EPE Journal. 2016;(25):1–10.
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2016 | Conference Paper | LibreCat-ID: 29612
Wallscheid O, Ammann U, Böcker J. Real-time capable model predictive control of permanent magnet synchronous motors using particle swarm optimisation. In: PCIM Europe 2016; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management. ; 2016:1–8.
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2016 | Conference Paper | LibreCat-ID: 30594
Paradkar M, Böcker J. 2D analytical model for estimation of eddy current loss in the magnets of IPM machines considering the reaction field of the induced eddy currents. In: 2015 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE; 2016. doi:10.1109/iemdc.2015.7409198
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2016 | Conference Paper | LibreCat-ID: 30598
Huber T, Peters W, Böcker J. Voltage controller for flux weakening operation of interior permanent magnet synchronous motor in automotive traction applications. In: 2015 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE; 2016. doi:10.1109/iemdc.2015.7409195
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2016 | Conference Paper | LibreCat-ID: 30609
Paradkar M, Böcker J. Analysis of eddy current losses in the stator windings of IPM machines in electric and hybrid electric vehicle applications. In: 8th IET International Conference on Power Electronics, Machines and Drives (PEMD 2016). Institution of Engineering and Technology; 2016. doi:10.1049/cp.2016.0320
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2016 | Conference Paper | LibreCat-ID: 30610
Peter K, Böcker J, Mink F, Beineke S. Comparison of quarter-wave with half-wave symmetrical pulse patterns applied in electrical high-speed drives. In: 8th IET International Conference on Power Electronics, Machines and Drives (PEMD 2016). Institution of Engineering and Technology; 2016. doi:10.1049/cp.2016.0358
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| DOI
2016 | Conference Paper | LibreCat-ID: 30611
Schulte C, Peter K, Böcker J, Leuer M. Comparison of Optimized Pulse Patterns with Direct Model Predictive Control Using Co-Simulation. In: 8th IET International Conference on Power Electronics, Machines and Drives (PEMD 2016). Institution of Engineering and Technology; 2016. doi:10.1049/cp.2016.0331
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2016 | Conference Paper | LibreCat-ID: 30614
Peter K, Hanke S, Mink F, Böcker J. Inverter loss management for an electrical high-speed drive system. In: 2016 18th European Conference on Power Electronics and Applications (EPE’16 ECCE Europe). IEEE; 2016. doi:10.1109/epe.2016.7695587
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2016 | Conference Paper | LibreCat-ID: 30616
Ott M, Böcker J. Sensitivity analysis on production tolerances for electric drive systems in automotive application. In: 2016 18th European Conference on Power Electronics and Applications (EPE’16 ECCE Europe). IEEE; 2016. doi:10.1109/epe.2016.7695392
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2016 | Conference Paper | LibreCat-ID: 30615
Leuer M, Lönneker M, Böcker J. Model predictive control strategy for multi-phase thyristor matrix converters — Advantages, problems and solutions. In: 2016 18th European Conference on Power Electronics and Applications (EPE’16 ECCE Europe). IEEE; 2016. doi:10.1109/epe.2016.7695350
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2016 | Conference Paper | LibreCat-ID: 30617
Bolte S, Fröhleke N, Böcker J. Comparison of the performance of gallium nitride (GaN) transistors in a totem-pole power factor controlled (PFC) rectifier. In: 2016 IEEE International Telecommunications Energy Conference (INTELEC). IEEE; 2016. doi:10.1109/intlec.2016.7749113
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2016 | Conference Paper | LibreCat-ID: 30613
Vogt T, Pahl R, Fröhleke N, Böcker J. Determination of storage loss characteristics with reasonable measurement and calculation effort. In: 2016 18th European Conference on Power Electronics and Applications (EPE’16 ECCE Europe). IEEE; 2016. doi:10.1109/epe.2016.7695689
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2016 | Conference Paper | LibreCat-ID: 30604
Leuer M, Lönneker M, Böcker J. Direct Model Predictive Control strategy for multi-phase thyristor matrix converters. In: 2015 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE). IEEE; 2016. doi:10.1109/precede.2015.7395589
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| DOI
2016 | Conference Paper | LibreCat-ID: 30612
Bolte S, Fröhleke N, Böcker J. DC-DC converter design for power distribution systems in electric vehicles using calorimetric loss measurements. In: 2016 18th European Conference on Power Electronics and Applications (EPE’16 ECCE Europe). IEEE; 2016. doi:10.1109/epe.2016.7695644
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2016 | Conference Paper | LibreCat-ID: 30607
Henkenius C, Fröhleke N, Böcker J, Figge H. Numerical optimization of passive line filter components for suppression of electromagnetic interference (EMI). In: 2016 IEEE Applied Power Electronics Conference and Exposition (APEC). IEEE; 2016. doi:10.1109/apec.2016.7468073
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2016 | Conference Paper | LibreCat-ID: 30605
Bolte S, Fröhleke N, Böcker J. Efficiency optimization for a power factor correction (PFC) rectifier with gallium nitride transistor. In: 2015 IEEE 3rd Workshop on Wide Bandgap Power Devices and Applications (WiPDA). IEEE; 2016. doi:10.1109/wipda.2015.7369288
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| DOI
2016 | Conference Paper | LibreCat-ID: 30618
Henkenius C, Fröhleke N, Böcker J. Analysis and design of integrated common and differential mode inductors. In: 2016 IEEE International Telecommunications Energy Conference (INTELEC). IEEE; 2016. doi:10.1109/intlec.2016.7749121
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| DOI
2016 | Dissertation | LibreCat-ID: 30608
Huber T. Experimentelle Identifikation eines thermischen Modells zur Überwachung kritischer Temperaturen in hochausgenutzten permanenterregten Synchronmotoren für automobile Traktionsanwendungen.; 2016.
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2016 | Dissertation | LibreCat-ID: 30620
Figge H. High Power LLC Resonant Converter Optimized for High Efficiency and Industrial Use.; 2016.
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2016 | Dissertation | LibreCat-ID: 30621
Dora Venkata Mohana Murali K. Compact Storage Based Resistance Spot Welding Power Supplies.; 2016.
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2015 | Conference Paper | LibreCat-ID: 29964
Stille KSC, Böcker J, Bettentrup R, Kaiser I. Concept for a hierarchical load control for domestic appliances in smart grids. In: 2014 International Conference on Advances in Green Energy (ICAGE). IEEE; 2015. doi:10.1109/icage.2014.7050153
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2015 | Conference Paper | LibreCat-ID: 29973
Stille KSC, Böcker J, Bettentrup R, Kaiser I. Hierarchisches Optimierungskonzept für die Laststeuerung von Haushaltsgeräten. In: ETG-Fachtagung “Von Smart Grids Zu Smart Markets.” VDE; 2015.
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2015 | Journal Article | LibreCat-ID: 29611
Wallscheid O, Böcker J. Global Identification of a Low-Order Lumped-Parameter Thermal Network for Permanent Magnet Synchronous Motors. IEEE Transactions on Energy Conversion. 2015;31(1):354–365.
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2015 | Conference Paper | LibreCat-ID: 29606
Wallscheid O, Meyer M, Böcker J. An open-loop operation strategy for induction motors considering iron losses and saturation effects in automotive applications. In: 2015 IEEE 11th International Conference on Power Electronics and Drive Systems. ; 2015:981–985.
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2015 | Conference Paper | LibreCat-ID: 29610
Wallscheid O, Böcker J. Design and Identification of a Lumped-Parameter Thermal Network for Permanent Magnet Synchronous Motors Based on Heat Transfer Theory and Particle Swarm Optimisation. In: European Conference on Power Electronics and Applications (EPE). ; 2015.
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2015 | Conference Paper | LibreCat-ID: 29607
Wallscheid O, Böcker J. Design and Empirical Identification of a Lumped Parameter Thermal Network for Permanent Magnet Synchronous Motors with Physically Motivated Constraints. In: IEEE International Electric Machines and Drives Conference (IEMDC). ; 2015.
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2015 | Conference Paper | LibreCat-ID: 30330
Schafmeister F, Grote T, Figge H. Today’s Relevance of Digital Control in Server- and Telecom Power Supplies. In: Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM). IEEE; 2015.
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2015 | Patent | LibreCat-ID: 30359
Ide P, Schafmeister F, Richter J, Pour B, Spesser D, Herke D. Adaptable AC Input Phase Switching. Published online 2015.
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2015 | Patent | LibreCat-ID: 30360
Hufnagel M, Schafmeister F. Resistorless Precharging. Published online 2015.
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2015 | Conference Paper | LibreCat-ID: 30582
Schulte C, Böcker J. Co-simulation of an interior permanent magnet synchronous motor with segmented rotor structure. In: IECON 2014 - 40th Annual Conference of the IEEE Industrial Electronics Society. IEEE; 2015. doi:10.1109/iecon.2014.7048537
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2015 | Conference Paper | LibreCat-ID: 30592
Leuer M, Böcker J. Switching strategy for Direct Model Predictive Control in power converter and drive applications with high switching frequency. In: 2015 6th International Conference on Automation, Robotics and Applications (ICARA). IEEE; 2015. doi:10.1109/icara.2015.7081210
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2015 | Conference Paper | LibreCat-ID: 30602
Peter K, Böcker J. Operating electrical high speed drives with pulse patterns of specific harmonic content. In: 2015 IEEE Energy Conversion Congress and Exposition (ECCE). IEEE; 2015. doi:10.1109/ecce.2015.7310076
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