Employees
Secretary and Project Assistant

Ms Barbara Stephan
Secretary
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Secretary
Secretary
Visiting address:
Gerhart-Potthoff-Bau, POT 253 Hettnerstraße 3
01069 Dresden
Laboratory Engineer

Laboratory Engineer
NameMr Dipl.-Ing. Jochen Kriesel
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Visiting address:
Gerhart-Potthoff-Bau, POT 268B Hettnerstraße 3
01069 Dresden
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

Research Fellow
NameMr Dipl.-Ing. Nyascha Thomas Wittemann
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Besucheradresse:
Gerhart-Potthoff-Bau, POT 267 Hettnerstraße 3
01069 Dresden
Germany
Mr. Dipl.-Ing. Nyascha Thomas Wittemann is a research fellow at the Chair of Electric Railways since 2017. In addition to his research activities, he also takes administrative tasks at the chair and does lectureship, among others: “Electric short-distance public transport networks” and “Theoretical principles of converter systems in transport engineering”. He is responsible for the laboratory practical course “Frequency-elastic transmission network coupling”. His research focus covers mainly alternative propulsion systems. He holds also a professional qualification as a physical-technical assistant (laboratory assistant), which implies amongst others experiences in measurement technology.

Research Fellow
NameMr Richard Kayser MSc
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Besucheradresse:
Gerhart-Potthoff-Bau, POT 267 Hettnerstraße 1-3
01069 Dresden
Germany
Mr. Richard Kayser M.Sc. has been a research fellow at the chair of Electric Railways since 2018. His area of expertise consists of impact assessment and total-cost-of-ownership analyses for catenary bound road vehicles and their infrastructure. Furthermore, she gives exercises in the course "Electrotechnical Fundamentals for Tramsport Engineering".

Research Assistant
NameMr Dipl.-Ing. Jan Pape
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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 and EMC 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".

Research Assistant
NameMr Johannes Strohhäcker M.Sc.
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Mr Johannes Strohhäcker M.Sc. is a research fellow at the chair of Electric Railways since 2020. He is responsible for the practical course "Protection of Catenary Systems" and holds exercises in the course "Electrotechnical Fundamentals for Transport Engineering".

Wissenschaftlicher Mitarbeiter
NameMr Dipl.-Ing. Tobias Bregulla
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Visiting address:
Gerhart-Potthoff-Bau, POT 267 Hettnerstraße 3
01069 Dresden
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".

Research Fellow
NameMr Dipl.-Ing. Markus Schiebel
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Visiting address:
Gerhart-Potthoff-Bau, POT 266B Hettnerstr. 1-3
01069 Dresden
Mr Dipl.-Ing. Markus Schiebel is a research fellow at the chair of Electric Railways since 2020. His research focus is on conceptioning and calculation of catenary components as well as the measurement of interaction between pantograph and contact wire. He is responsible for the laboratory practical course "Driving Simulator" and gives exercises in the course "Electrotechnical Fundamentals for Transport Engineering".

Research Fellow
NameMr Dipl.-Ing. Markus Werner
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Visiting address:
Gerhart-Potthoff-Bau, POT 266B Hettnerstr. 1-3
01069 Dresden
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 simulative system dimensioning in roll-out scenarios. He is also responsible for the laboratory practical course "Railway Power Supply".

Research Assistant
NameMs Dipl.-Ing. Luise Wottke
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Visiting address:
Gerhart-Potthoff-Bau, room POT 266B Hettnerstr. 1-3
01069 Dresden
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".

Research Assistant
NameMr Dipl.-Ing. Martin Ruscher
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Visiting address:
Gerhart-Potthoff-Bau, room POT 266B Hettnerstr. 1-3
01069 Dresden
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".

Wissenschaftliche Mitarbeiterin
NameMs Dipl.-Ing. Jule Klepin
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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".
Honorary professor

Honorary Professor
NameMr Prof. Dr.-Ing. Rolf Hellinger
Siemens AG
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Lecturer

Lehrbeauftragter für Fahrleitungen
NameMr Dr.-Ing. Andre Dölling
Lecturer for Contact Lines
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Besucheradresse:
Siemens Mobility GmbH,
Rail Electrification
Mozartstraße 33B
91052 Erlangen
Germany
Dr. Andre Dölling is lecturer for the subject "contact lines", which is held annually in the winter semester.

Lecturer for Traction Motors
NameMr Dr.-Ing. Hagen Nieke
VEM Sachsenwerk GmbH
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Besucheradresse:
VEM Sachsenwerk GmbH,
Fachgebietsverantwortlicher Konstruktion Traktionsmaschinen
Pirnaer Landstraße 176
01257 Dresden
Germany
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
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Dr.-Ing. Falk Angermann
-
Dr.-Ing. Christoph Pache
-
Dr.-Ing. Sabine Hammer
-
Dr.-Ing. Sascha Giebel
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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
-