1. Research & Development Department, Montajes Mantenimiento y Automatismos Electricos Navarra S.L., 01010 Vitoria-Gasteiz, Spain
2. Automatic Control and System Engineering Department, University of the Basque Country (UPV/EHU), 01006 Vitoria-Gasteiz, Spain
3. Department of Nuclear and Fluid Mechanics, University of the Basque Country (UPV/EHU), Nieves Cano 12, 01006 Vitoria-Gasteiz, Spain
4. Department of Mechanical Engineering, University of the Basque Country (UPV/EHU), Nieves Cano 12, 01006 Vitoria-Gasteiz, Spain
5. Department of Nuclear Engineering and Fluid Mechanics, University of the Basque Country (UPV/EHU), Nieves Cano 12, 01006 Vitoria-Gasteiz, Spain