1. Automation and Control Unit, Tekniker, Basque Research and Technology Alliance (BRTA), Eibar, Spain
2. Department of Systems Engineering and Control, College of Engineering at Vitoria-Gasteiz, University of the Basque Country, Vitoria-Gasteiz, Spain
3. Department of Energy Engineering, College of Engineering at Vitoria-Gasteiz, University of the Basque Country, Vitoria-Gasteiz, Spain