1. Münster University of Applied Sciences Faculty of Energy·Building Services·Environmental Engineering Stegerwaldstrasse 39 48565 Steinfurt Germany
2. Münster University of Applied Sciences Institute Association for Resources, Energy and Infrastructure Stegerwaldstrasse 39 48565 Steinfurt Germany
3. Ruhr-Universität Bochum Institute of Urban Water Management and Environmental Engineering Universitätsstrasse 150 44801 Bochum Germany