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Research and Fields of Work

The element, which connects all of our research, is the combined utilisation of modeling-/ simulation tools and the experimental characterization and validation. For this purpose, we can call on a long-term experience in the field of modeling, numerical simulation and mathematical optimisation as well as the operation of test benches and laboratory equipment.

Below you find a list of our research fields and corresponding ongoing projects.

Electric Energy Storage Systems

  • Technology selection and dimensioning methodology for energy storage systems
  • Conceptual design of hybrid energy storage systems
  • Characterisation of energy storage systems based on E-P-curves

Vehicle Energy Systems

  •  Design of on-board energy conversion systems for the utilisation of renewable energies in aviation
  •  Design of fuel cell systems for automotive drive systems

Interlinked Energy and Material Conversions Systems

  • Flexible Operation of Power-to-Heat/Cold systems
  • Design of interlinked energy systems under consideration of spatial distribution of its components
  • Design and Operation of Power-to-Gas systems

Business models and economic evaluation

  • Electric energy storage
  • Power-to-Heat/Cold systems
  • Hydrogen supply for mobility applications

PEM Water Electrolysis

  • Product permeation and gas purity
  • Current density distribution in spatially distributed cells
  • Two-phase mass transport in the porous structures of the cell
  • Dynamic behavior

PEM Fuel Cells

  • Experimental characterisation and modelling of degradation mechanisms within the electrode

Li-Ion Batteries

  • Fast charging of Li-ion batteries

If you are interested in our research or in a collaborative work please contact Prof. Hanke-Rauschenbach or one of our managing research associates.

Selected publications from 2017/2018


  • Hoelzen, J., Liu, Y., Bensmann, B., Winnefeld, C., Elham, A., Friedrichs, J., Hanke-Rauschenbach, R. (2018). Conceptual Design of Operation Strategies for Hybrid Electric Aircraft. Energies 11, 217. https://doi.org/10.3390/en11010217
  • Mueller, J.-K., Bensmann, A., Bensmann, B., Fischer, T., Kadyk, T., Narjes, G., Kauth, F., Ponick, B., Seume, J.R., Krewer, U., Hanke-Rauschenbach, R., Mertens, A. (2018): Design Considerations for the Electrical Power Supply of Future Civil Aircraft with Active High-Lift Systems. Energies, 11, 179. https://doi.org/10.3390/en11010179
  • Günther, S., Bensmann, A., Hanke-Rauschenbach, R. (2018): Theoretical dimensioning and sizing limits of hybrid energy storage systems. Applied Energy 210, 127. http://dx.doi.org/10.1016/j.apenergy.2017.10.116
  • Sarpal, I.S., Bensmann, A., Mähliß, J., Hennefeld, D., Hanke-Rauschenbach, R. (2018): Characterisation of batteries with E-P-curves: Quantifying the impact of operating conditions on battery performance. International Journal of Electrical Power & Energy Systems 99, 722. http://dx.doi.org/10.1016/j.ijepes.2018.01.017
  • Immerz, C., Schweins, M., Trinke, P., Bensmann, B., Paidar, M., Bystroň, T., Bouzek, K., Hanke-Rauschenbach, R. (2018): Experimental characterization of inhomogeneity in current density and temperature distribution along a single-channel PEM water electrolysis cell. Electrochimica Acta 260, 582. http://dx.doi.org/10.1016/j.electacta.2017.12.087
  • Kadyk, T., Winnefeld, C., Hanke-Rauschenbach, R., Krewer, U. (2018): Analysis and Design of Fuel Cell Systems for Aviation. Energies 11, 375. https://doi.org/10.3390/en11020375
  • Winnefeld, C., Kadyk, T., Bensmann, B., Krewer, U., Hanke-Rauschenbach, R. (2018): Modelling and designing cryogenic hydrogen tanks for future aircraft applications. Energies, 11, 105. http://dx.doi.org/10.3390/en11010105


  • Polonský, J., Kodým R., Vágner, P., Paidar, M., Bensmann, B., Bouzek, K. (2017): Anodic microporous layer for polymer electrolyte membrane water electrolyzers. Journal of Applied Electrochemistry 47, 1137. https://doi.org/10.1007/s10800-017-1110-1
  • Peña Arias, I.K., Sundmacher, K., Hanke-Rauschenbach, R. (2017): Influence of the autonomous oscillations and the CO concentration on the performance of an ECPrOx reactor. Electrochimica Acta 251, 602. https://doi.org/10.1016/j.electacta.2017.08.145
  • Trinke, P., Bensmann, B., Hanke-Rauschenbach, R. (2017): Experimental evidence of increasing oxygen crossover with increasing current density during PEM water electrolysis. Electrochemistry Communications 82, 98. https://doi.org/10.1016/j.elecom.2017.07.018
  •  Sorrentino, A., Vidakovic-Koch, T., Hanke-Rauschenbach, R., Sundmacher, K. (2017): Concentration-alternating frequency response: A new method for studying polymer electrolyte membrane fuel cell dynamics. Electrochimica Acta 243, 53. https://doi.org/10.1016/j.electacta.2017.04.150
  • Peña Arias, I.K., Trinke, P., Hanke-Rauschenbach, R., Sundmacher, K. (2017): Understanding PEM fuel cell dynamics: The reversal curve. International Journal of Hydrogen Energy 42, 15818. https://doi.org/10.1016/j.ijhydene.2017.05.087
  • Trinke, P., Bensmann, B., Hanke-Rauschenbach, R. (2017): Current density effect on hydrogen permeation in PEM water electrolyzers. International Journal of Hydrogen Energy 42, 14355. https://doi.org/10.1016/j.ijhydene.2017.03.231