Dipl.-Ing. Julian Wölfle

Dipl.-Ing. Julian Wölfle
Tel.: +49 (0)711 685 67373 Dipl.-Ing. Julian Wölfle 
Fax: +49 (0)711 685 67378
Raum: 1.253
E-Mail: julian.woelfle [at] ilea.uni-stuttgart.de
Postanschrift: Institut für Leistungselektronik und Elektrische Antriebe
Pfaffenwaldring 47
70550 Stuttgart
Deutschland
Hausanschrift: Institut für Leistungselektronik und Elektrische Antriebe
Pfaffenwaldring 47
70569 Stuttgart
Deutschland
Funktion: Akademischer Mitarbeiter

 

Forschungsschwerpunkt
Zuverlässigkeit in der Leistungselektronik

  

Veröffentlichungen
[1] J. Wölfle, O. Lehmann, J. Roth-Stielow; "A novel control method to improve the reliability of traction inverters for permanent magnet synchronous machines"; IEEE PEDS 2015, Sydney, Australien
[2] J.Wölfle, J. Roth-Stielow; "A hybrid discontinuous modulation technique to influnence the switching losses of three phase inverters"; EPE 2015 ECCE Europe, Genf, Schweiz
[3] J. Wölfle, O. Koller, J. Roth-Stielow, B. Bertsche; "Control method to increase the reliability of IGBT power modules validated on a three phase inverter"; VPPC 2015, Montreal, Canada
[4] J. Wölfle, M. Nitzsche, J. Weimer, M. Stempfle, J. Roth-Stielow; "Temperature Control System using a Hybrid Discontinuous Modulation Technique to improve the Lifetime of IGBT Power Modules"; ECCE Europe EPE 2016, Karlsruhe, Deutschland
[5] J. Wölfle, M. Nitzsche, N.Tröster, M. Stempfle, J. Roth-Stielow; "Comparison of Three Model Based Junction Temperature Control Systems to Increase the Lifetime of IGBT-Power-Modules"; PCIM 2017, Nürnberg, Deutschland
[6]  J. Wölfle, T. Röser, M. Nitzsche, N. Tröster, M. Stempfle, J. Ruthardt, J. Roth-Stielow; "Model Based Temperature Control System to Increase the Expected Lifetime of IGBT Power Modules Executed on a Neutral Point Diode Clamped Three Level Inverter", EPE 2017, Warschau, Polen
[7]  M. Stempfle, S. Bintz, J. Wölfle, J. Roth-Stielow; "Adaptive closed loop state control system for a three-level neutral-point-clamped Z-source inverter  IET Electrical Systems in Transportation", 8 pp., Online ISSN 2042-9746 Journals & magazines IET Electrical Systems in Transportation 2016
[8] C. Nemec, J. Wölfle, M. Nitzsche, J. Roth-Stielow; "Handling of disturbance variables within a multi-phase interleaved-switched inverter by a discrete-time decoupling network"; EPE 2013, Lille, Frankreich
[9]  M. Stempfle, S. Bintz, J. Wölfle, J. Roth-Stielow; "Adaptive Closed Loop State Control System for a Three-Level Z-Source Inverter"; VPPC 2014, Coimbra, Portugal
[10]  M. Stempfle, Y. Han, J. Wölfle, N. Tröster, J. Roth-Stielow; "Influence of Different Switching Frequencies and Modulation Techniques on IPMSM and Inverter Losses Optimizing the Overall Drive Train Efficiency"; PCIM 2017, Nürnberg, Deutschland
[11]   M. Stempfle, M. Nitzsche, J. Wölfle, M. Zehelein, X. Xu, J. Roth-Stielow; "Simple but Accurate Loss Modelling of an IPMSM Considering Harmonic Losses and Saturation Effects"; IEMDC 2017, Miami, USA
[12]   J. Ruthardt, J. Wölfle, M. Zehelein, J. Roth-Stielow; "A New Modulation Technique to Control the Switching Losses of a Single Phase Three-Level Active-Neutral-Point-Clamped-Inverter"; PCIM 2017, Nürnberg, Deutschland
[13]   J. Ruthardt, F. Blank, J. Wölfle, N. Tröster, J. Roth-Stielow; "Power Supply with Active Energy Storage to reuse the Braking Energy for Servo Drives", EPE 2017, Warschau, Polen
[14]   N. Tröster, J. Wölfle, J. Ruthardt, J. Roth-Stielow; "High Bandwidth Current Sensor with a low Insertion Inductance based on the HOKA Principle", EPE 2017, Warschau, Polen