Herr

Johannes Ruthardt, M.Sc.

Akademischer Mitarbeiter
Institut für Leistungselektronik und Elektrische Antriebe

Kontakt

+49 711 685-67387
+49 711 685-67378

Visitenkarte (VCF)

Pfaffenwaldring 47
70569 Stuttgart
Deutschland
Raum: ETI 1, 0.252

Sprechstunde

flexibel nach vorheriger Anmeldung

Fachgebiet

  1. 2018

    1. Tröster, N., Ruthardt, J., Nitzsche, M., Wölfle, J., Roth-Stielow, J.: Wide Bandwidth Current Sensor combining a Coreless Current Transformer and TMR Sensors. In: Mesago PCIM GmbH, S. (ed.) International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management Proceedings (PCIM). pp. 1349–1355. VDE (2018).
    2. Ruthardt, J., Fischer, M., Wölfle, J., Tröster, N., Roth-Stielow, J.: Three-Level-gate-Driver to Run Power Transistors in the Saturation Region for Junction Temperature Control. In: Mesago PCIM GmbH, S. (ed.) International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management Proceedings (PCIM). pp. 1562–1569. VDE (2018).
    3. Zehelein, M., Ruthardt, J., Nitzsche, M., Tymosch, T., Roth-Stielow, J.: Leakage current reduction for a double-leg boost-converter by switching transition synchronization. In: Journal of Engineering; The 9th International Conference on Power Electronics, Machines and Drives (PEMD). IET (2018).
    4. Tröster, N., Eisenhardt, T., Zehelein, M., Wölfle, J., Ruthardt, J., Roth-Stielow, J.: Improvements of a Coaxial Current Sensor with a Wide Bandwidth Based on the HOKA Principle. Presented at the (2018).
    5. Ruthardt, J., Hermann, C., Wölfle, J., Fischer, M., Roth-Stielow, J.: Gate Driver Circuit with a Variable Supply Voltage to Influence the Switching Losses. In: The 9th International Conference on Power Electronics, Machines and Drives (PEMD). IET (2018).
    6. Fischer, M., Malić, R., Tröster, N., Ruthardt, J., Roth-Stielow, J.: Design of a Three-Phase 100 Ampere Linear Amplifier for Power-Hardware-in-the-Loop Machine-Emulation. In: The 9th International Conference on Power Electronics, Machines and Drives (PEMD). IET (2018).
    7. Ruthardt, J., Wölfle, J., Tröster, N., Fischer, M., Roth-Stielow, J.: Dead Time as a Correction Variable for Junction Temperature Control. In: 20th European conference on power electronics and applications. IEEE (2018).
    8. Fischer, M., Petzner, S., Ruthardt, J., Schuster, J., Bintz, S., Roth-Stielow, J.: Current Control for a Multiphase Interleaved-Switched Inverter Using Field Oriented Coordinates. Presented at the (2018).
    9. Wölfle, J., Pitters, M., Ruthardt, J., Schuster, J., Stempfle, M., Roth-Stielow, J.: Comparision of Two Model based Temperature Control Systems Implemented on a Three Level T-Type Inverter. In: Mesago PCIM GmbH, S. (ed.) International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management Proceedings (PCIM). pp. 1520–1527. VDE (2018).
  2. 2017

    1. Ruthardt, J., Blank, F., Wölfle, J., Tröster, N., Roth-Stielow, J.: Power supply with active energy storage to reuse the braking energy for servo drives. In: 2017 19th European Conference on Power Electronics and Applications (EPE’17 ECCE Europe). p. P.1-P.9 (2017). https://doi.org/10.23919/EPE17ECCEEurope.2017.8099002.
    2. Wölfle, J., Röser, T., Nitzsche, M., Tröster, N., Stempfle, M., Ruthardt, J., Roth-Stielow, J.: Model based temperature control system to increase the expected lifetime of IGBT power modules executed on a neutral point diode clamped three level inverter. In: 2017 19th European Conference on Power Electronics and Applications (EPE’17 ECCE Europe). p. P.1-P.9 (2017). https://doi.org/10.23919/EPE17ECCEEurope.2017.8099156.
    3. Tröster, N., Wölfle, J., Ruthardt, J., Roth-Stielow, J.: High bandwidth current sensor with a low insertion inductance based on the HOKA principle. In: 2017 19th European Conference on Power Electronics and Applications (EPE’17 ECCE Europe). p. P.1-P.9. IEEE (2017). https://doi.org/10.23919/EPE17ECCEEurope.2017.8099003.
    4. Wölfle, J., Nitzsche, M., Tröster, N., Ruthardt, J., Stempfle, M., Roth-Stielow, J.: Combination of two variables in a junction temperature control system to elongate the expected lifetime of IGBT-power-modules. In: 2017 IEEE 12th International Conference on Power Electronics and Drive Systems (PEDS). pp. 41–47 (2017). https://doi.org/10.1109/PEDS.2017.8289130.
    5. Ruthardt, J., Woelfle, J., Zehelein, M., Roth-Stielow, J.: A New Modulation Technique to Control the Switching Losses for Single Phase Three-Level Active-Neutral-Point-Clamped-Inverters. In: PCIM Europe 2017; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management. pp. 1–8 (2017).
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