Philipp Oppek, M.Eng.
- Research associate
- Spatially resolved in-situ electrochemical characterization of PEM fuel cells.
- Group:
Brennstoffzellen und Elektrolyse
- Room: 317
CS 50.40 - Phone: +49 721 608-48789
- philipp oppek ∂does-not-exist.kit edu
Institute for Applied Materials – Electrochemical Technologies (IAM-ET)
Adenauerring 20b
Gebäude 50.40
D-76131 Karlsruhe
Career
- Oct. 2017 - Feb. 2021: Professional activity at Schaeffler Technologies AG & Co. KG, sub-project manager process development screen printing for PEM fuel cells.
- Oct. 2018 - Dec. 2021: Dual master's degree in mechanical engineering (M.Eng.), Baden-Württemberg Cooperative State University & Schaeffler Technologies AG & Co. KG
Master thesis at IAM-ET:"Experimental investigation of the influences of operating parameters on PEM fuel cells using design of experiments". - Dec. 2017 - Feb. 2018: Certificate program Mechanical Engineerig, Wilhelm Büchner University of Applied Sciences.
- Oct. 2014 - Sep. 2017: Dual bachelor's degree program in mechanical engineering (B.Eng.), Baden-Wuerttemberg Cooperative State University Mannheim & Schaeffler Technologies AG & Co. KG
Stay abroad
- Mar. 2022 - Aug. 2022: Spatially resolved measurements on PEM fuel cells at the University of Hawaii
Research topic
Research project
- Project: Production and structure optimized metal flow field for bipolar plates (ProStroM)
- Project partners: Schaeffler AG, Bender GmbH, Karlsruhe University of Applied Sciences, Center for Solar Energy and Hydrogen Research Baden-Württemberg (ZSW)
Development of spatially resolved measurement technology and segmented cell housing
- Further development and commissioning of a test bench for polymer electrolyte membrane fuel cells (PEMFCs)
- Development of measurement technology for local application of impedance spectroscopy
- Design of a segmented cell housing with variably adjustable contact pressure per segment
Spatially resolved characterization of PEM fuel cells
- Electrochemical characterization of loss processes in PEMFCs along the gas channel
- Metrological investigation of PEM fuel cells using steady-state and dynamic measurement methods (polarization curves, electrochemical impedance spectroscopy, etc.)
- Detailed analysis of impedance spectra using distribution of relaxation times (DRT) along the gas channel
- Spatially resolved investigation of the interaction between gas channel and active components
- Analysis of the influence of different fuel cell components (MEA, GDL, bipolar plate, flow structures etc.) on the loss processes along the gas channel
Theses
| Title | Type | Supervisor | Students | Period |
|---|---|---|---|---|
| Exsitu analysis of the interaction between 3D flow field structures and gas diffusion layers of a PEMFC | Bachelor thesis | Philipp Oppek | Yannik Dudda | since 11/2022 |
| Spatially resolved methodology for the investigation of loss processes in PEM fuel cells | Master thesis | Philipp Oppek | Mischa Geörg | since 06/2022 |
| Design and commissioning of a contact resistance test system for PEM fuel cells | Technician thesis | Philipp Oppek | Philipp Wunsch | completed 06/2022 |
Development of a measuring device to perform spatially resolved | Bachelor thesis | Philipp Oppek | Yannick Fischer | completed 03/2022 |
Research assistants
| Responsibilities | Supervisor | Students | Period |
|---|---|---|---|
Further development of a PEMFC test bench and spatially resolved measurement technology Development of evaluation routines | Philipp Oppek | Yannick Fischer | since 03/2022 |
Design and manufacturing of segmented fuel cells Commissioning of measurement technology for spatially resolved analysis | Philipp Oppek | Mischa Geörg | until 06/2022 |
Setup of a PEMFC test bench for spatially resolved analysis | Philipp Oppek | Marvin Dorn | until 03/2022 |
Publications and Conference Contributions
Conference Contributions
-
P. Oppek, M. Geörg, T. Goosmann, A. Weber, T. Reshetenko, U. Krewer, „ Spatially Resolved Deconvolution of Loss Processes in PEM Fuel Cells”, 241st ECS Meeting, Vancouver, 29.05.2022-02.06.2022 (talk)
-
T. Goosmann, S. Raab, P. Oppek, A. Weber, E. Ivers-Tiffée, „Impedance-Based, Multi-physical DC-Performance-Model for a PEMFC Stack”, 241st ECS Meeting, Vancouver, 29.05.2022-02.06.2022 (talk)
-
P. Oppek, T. Goosmann, J. Haußmann, A. Weber, „Methodology using design of experiments to maximize PEMFC performance”, 25th European Fuel Cell Forum, Online-Konferenz, 29.06.-02.07.2021 (talk)
-
T. Goosmann, M. Heinzmann, P. Oppek, K. Schwab, P. Föllmer, A. Weber, "Impedance-based, spatially resolved DC-Performance Model for PEMFC", 25th European Fuel Cell Forum, Online-Konferenz, 29.06. - 02.07.2021 (Poster)