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Böcker, J., Janning, J., &; Jebenstreit, H. (2002). High dynamic control of a three-level voltage-source-converter drive for a main strip mill. IEEE Transactions on Industrial Electronics, 49(5), 1081–1092.https://doi.org/10.1109/tie.2002.803220 

Wetzel, H., Fröhleke, N., Meier, F., &; Ide, P. (2002). Comparison of low voltage topologies for voltage regulator modules. Conference Record of the 2002 IEEE Industry Applications Conference. 37th IAS Annual Meeting (Cat. No.024).https://doi.org/10.1109/ias.2002.1042729 

Njiende, H. D., &; Fröhleke, N. (2002). Optimisation of Inductors in Power Converters Feeding High Power Piezoelectric Motors. Journal of Electrical &; Electronics Engineering, Australia, 22(1), 25–31.

Kiel, J., Bünte, A., &; Beinecke, S. (2002). Sensorless Speed Control of Permanent Magnet Synchronous Machines for Low Speed and Standstill. Power Conversion and Intelligence Motion (PCIM 2002), Nuremberg, Germany.

Kauczor, C., Schulte, T., &; Fröhleke, N. (2002). Resonant Power Converter for Ultrasonic Piezoelectric Converter, Bremen Germany. ACTUATOR 2002, 8th International Conference on New Actuators, .

Yang, B., &; Grotstollen, H. (2002). Application, Calculation and Analysis of the Doubly Fed Longstator Linear Motor for the Wheel-on-Rail NBP Test Track. EPE-PEMC 2002, Dubrovnik &; Cavta.

Schulte, T., &; Fröhleke, N. (2002). PWM-Converter for Travelling Wave Type Ultrasonic Motors. ACTUATOR 2002, 8th International Conference on New Actuators, Bremen Germany.

Pottharst, A., &; Grotstollen, H. (2002). Konzept zur berührungslosen Energieübertragung mit doppeltgespeistem Langstatorlinearmotor. SPS/IPC/Drives 2002, Nürnberg.

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Ide, P., Schafmeister, F., &; Fröhleke, N. (2001). Active Common-Mode Voltage Cancellation for Three-Phase PWM Rectifier/Inverter Systems based on a New Topology. Proc. 16th IEEE Applied Power Electronics Conf. (APEC), 1, 201–207.

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Wallmeier, P. (2001). Generalization of orthogonality principle to model solenoidal wound multiwinding transformers. Conference Record of the 2001 IEEE Industry Applications Conference. 36th IAS Annual Meeting (Cat. No.018).https://doi.org/10.1109/ias.2001.955930 

Henke, M., Yang, B., &; Grotstollen, H. (2001). Linear Drive System for the NBP Railway Carriage.

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Yang, B., Henke, M., &; Grotstollen, H. (2001). Pitch analysis and control design for the linear motor of a railway carriage. IEEE Industrial Application Society International Conference (IA), Chicago, Illinois, USA.https://doi.org/10.1109/IAS.2001.955952 

Fröhleke, N., &; Schniedermann, M. (2001). Enhanced Analysis and Design Issues of a 3 Level DC/DC Converter with Zero Voltage Zero Current Switching. 9th European Conference on Power Electronis and Applications (EP), Graz, Austria.

Schulte, T., &; Fröhleke, N. (2001). Development of Power Converter for High Power Piezoelectric Motors. MAGELEC 2001 2nd Symposium on Electroactive Materials and Their Applications in Electrical Engineering,Toulouse, France.

Njiende, H. D., &; Fröhleke, N. (2001). Optimization of Inductors in Power Converters Feeding High Power Piezoelectric Motors. Australian University Power Engineering Conf. (AUPEC’01), Perth, Australia.