1. RWTH Aachen University, Institute for Combustion Engines, Aachen, Germany
2. RWTH Aachen University, Aachener Verfahrenstechnik Process Systems Engineering, Aachen, Germany
3. JARA-ENERGY, Aachen, Germany
4. Forschungszentrum Jülich GmbH, Institute for Energy & Climate Research IEK-10: Energy Systems Engineering, Jülich, Germany