Employees

We are the Chair of Electric Railways!

Professur für Elektrische Bahnen © Nyascha Thomas Wittemann

Secretary and Project Assistant

Barbara Stephan © Professur für Elektrische Bahnen
Name

Ms Barbara Stephan

Secretary

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Secretary

Secretary

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Visiting address:

Gerhart-Potthoff-Bau, POT 253 Hettnerstraße 3

01069 Dresden

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Laboratory Engineer

Jochen Kriesel © Professur für Elektrische Bahnen

Laboratory Engineer

Name

Mr Dipl.-Ing. Jochen Kriesel

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Visiting address:

Gerhart-Potthoff-Bau, POT 268B Hettnerstraße 3

01069 Dresden

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Dipl.-Ing. Jochen Kriesel is laboratory engineer at the chair of Electric Railways since 1990. His competences include electric railway drive technology, measurement and control technology, measurement concepts and equipment. He is responsible for the practical exercise direct current motor and single-phase alternating current motor.

Research Assistants

Jan Pape © EB

Research Assistant

Name

Mr Dipl.-Ing. Jan Pape

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Visiting address:

Gerhart-Potthoff-Bau, POT 255 Hettnerstraße 3

01069 Dresden

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Mr. Dipl.-Ing. Jan Pape is a research assistant at the Chair of Electric Railways since 2019. His research focus lies in the field of modelling and simulation of electric railway systems. In addition to his research activities, he is also responsible for administrative tasks and lectorship in the courses "Current return circuit and EMC of electric railways" and "Simulation systems". Furthermore, he is responsible for the laboratory practical course "Synchron-Synchron-Converter".

Tobias Bregulla © EB

Wissenschaftlicher Mitarbeiter

Name

Mr Dipl.-Ing. Tobias Bregulla

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Visiting address:

Gerhart-Potthoff-Bau, POT 267 Hettnerstraße 3

01069 Dresden

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Mr Dipl.-Ing. Tobias Bregulla is a research fellow at the chair of Electric Railways since 2020. His focus of work lies in the field of vehicles with alternative drive systems and energy storages. He is responsible for the laboratory practical course "Vehicles with 3AC Drives" and the lectures "Driving dynamics" and "Electric light rail systems".

Markus Werner © Chair of Electric Railways

Research Fellow

Name

Mr Dipl.-Ing. Markus Werner

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Visiting address:

Gerhart-Potthoff-Bau, POT 266B Hettnerstr. 1-3

01069 Dresden

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Mr Dipl.-Ing. Markus Werner has been a research fellow at the Chair of Electric Railways since 2020. His field of work includes accompanying research in the BMU-funded project Field Test eHighway Schleswig-Holstein (FeSH). The main focus of his research is on the electrical and operational behavior of the overhead line system as well as the system dimensioning in roll-out scenarios. He is also responsible for the laboratory practical course "Railway Power Supply".

Luise Wottke © EB

Research Assistant

Name

Ms Dipl.-Ing. Luise Wottke

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Visiting address:

Gerhart-Potthoff-Bau, room POT 266B Hettnerstr. 1-3

01069 Dresden

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Ms Dipl.-Ing. Luise Wottke has been a research assistant at the Chair of Electric Railways since 2021. Her research focuses on the dynamics simulation of overhead catenary systems using the Finite Elements method. Furthermore, she gives exercises in the course "Electrotechnical Fundamentals for Tramsport Engineering".

Martin Ruscher © EB

Research Assistant

Name

Mr Dipl.-Ing. Martin Ruscher

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Visiting address:

Gerhart-Potthoff-Bau, room POT 266B Hettnerstr. 1-3

01069 Dresden

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Mr Dipl.-Ing. Martin Ruscher has been a research assistant at the Chair of Electric Trains since 2022. His field of work includes the creation of a digital twin model for the maintenance of existing vehicles. The focus is on the conception of a database model for the dynamic representation of the vehicles and their components. Further he is responsible for the laboratory practical course "Asynchronous Machine".

Frau Jule Klepin © EB

Wissenschaftliche Mitarbeiterin

Name

Ms Dipl.-Ing. Jule Klepin

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Visiting address:

Gerhart-Potthoff-Bau, POT 255 Hettnerstraße 3

01069 Dresden

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Dipl.-Ing. Jule Klepin has been a research associate at the Chair of Electric Railways since 2023. Her research focus includes system issues of regenerative feed-in into the traction power supply. She is responsible for the practical test "Frequency-elastic grid coupling".

Lydia Harnisch © EB

Wissenschaftliche Mitarbeiterin

Name

Ms Dipl.-Ing. Lydia Harnisch

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Visiting address:

Gerhart-Potthoff-Bau, POT 255 Hettnerstraße 3

01069 Dresden

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Dipl.-Ing. Lydia Harnisch has been a research assistant at the Chair of Electric Railways since 2024. Her research focuses on the evaluation of conventional and alternative drive systems and their infrastructure. She is also responsible for chair administrative tasks and the lecture "Theoretical foundations of converter systems in transportation technology".

Honorary professor

Prof. Rolf Hellinger © Rolf Hellinger

Honorary Professor

Name

Mr Prof. Dr.-Ing. Rolf Hellinger

Siemens AG

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Lecturer

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Lehrbeauftragter für Fahrleitungen

Name

Mr Dr.-Ing. Andre Dölling

Lecturer for Contact Lines

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Besucheradresse:

Siemens Mobility GmbH,
Rail Electrification Mozartstraße 33B

91052 Erlangen

Deutschland

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Dr. Andre Dölling is lecturer for the subject "contact lines", which is held annually in the winter semester.

Hagen Nieke © Sachsenwerk

Lecturer for Traction Motors

Name

Mr Dr.-Ing. Hagen Nieke

VEM Sachsenwerk GmbH

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Besucheradresse:

VEM Sachsenwerk GmbH,
Fachgebietsverantwortlicher Konstruktion Traktionsmaschinen Pirnaer Landstraße 176

01257 Dresden

Deutschland

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Dr. Hagen Nieke is lecturer for the subject "traction motors", which is held annually in the summer semester.

Former Employees

  • Former professor:
    • Prof. em. Dr.-Ing. habil Hartmut Biesenack
    • Prof. em. Dr.-Ing. habil. Paul Kahler †
  • Former research fellows:

    • Prof. Dr.-Ing. Michael Lehmann

    • Dr.-Ing. Alexej Halank

    • Dr.-Ing. Sebastian Terfloth

    • Dr.-Ing. Fritjof Aufschläger

    • Dr.-Ing. Falk Angermann

    • Dr.-Ing. Christoph Pache

    • Dr.-Ing. Sabine Hammer

    • Dr.-Ing. Sascha Giebel

    • Dr.-Ing. André Dölling

    • Dr.-Ing. André Hauptmann
    • Dr.-Ing. Frank Pintscher
    • Dr.-Ing. Jean-Pierre Pally
    • Dr.-Ing. Konrad Müller
    • Dr.-Ing. Florian Menius
    • Dr.-Ing. Sabine Methner
    • Dr.-Ing. Peter August
    • Dr.-Ing. Matthias Herzog
    • Dr.-Ing. Ronny Siegel
    • Dr.-Ing. Michael Melzer
    • Dr.-Ing. Andreas Huber
    • Dr.-Ing. Sven Körner
    • Dipl.-Ing. Sebastian Streit
    • Dipl.-Ing. Andreas Kolbe
    • Dipl.-Ing. Frank Hartung
    • Dipl.-Ing. Giso Wundratsch
    • Dipl.-Ing. Matthias Holfeld
    • Dipl.-Ing. Andreas Albrecht
    • Dipl.-Ing. André Müller
    • Dipl.-Ing. Markus Staub
    • Dipl.-Ing. Elisabeth Helwig
    • Dipl.-Ing. Felix Hüttig
    • Dipl.-Ing. Nyascha Thomas Wittemann
    • Richard Kayser, M.Sc.
    • Dipl.-Ing Markus Schiebel
    • Johannes Strohhäcker, M.Sc.

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Markus Staub
Last modified: Sep 10, 2025