1. Renewable Energy, Efficiency and Climate Change Directorate, Ghana Energy Commission,Accra,Ghana
2. Europa-Universität Flensburg,Department of Energy and Environmental Management,Flensburg,Germany
3. Institute of Distance Learning, Kwame Nkrumah University of Science and Technology,Department of Mechanical Engineering,Accra,Ghana
4. Accra Technical University,Department of Electrical/Electronic Engineering,Accra,Ghana