1. Department of Energy Systems Engineering; Faculty of Technology, Gazi University; Ankara 06500 Turkey
2. Department of Energy Systems Engineering; Faculty of Technology, Karabuk University; Karabuk 78050 Turkey
3. Department of Electrical and Energy; Vocational School, Duzce University; Düzce 81010 Turkey
4. Department of Wood Products Industrial Engineering; Faculty of Technology, Gazi University; Ankara 06500 Turkey