1. Doctoral Program in Aerospace Technology, Electromagnetic, Electronic, Computer and Mechanical Engineering, School of Telecommunications, University of Vigo, 36310 Vigo, Spain
2. Department of Mechanical Engineering, Heat Engines and Machines and Fluids, Aerospace Engineering School, University of Vigo, Campus Orense, 32004 Orense, Spain
3. Department of Mechanical, Materials and Manufacturing Engineering, University of Nottingham, Nottingham NG7 2RD, UK
4. Telecommunication Engineering School, University of Vigo, 36310 Vigo, Spain