Dr. Vicente-Quiles is University Professor in thermodynamics and heat transfer at the Miguel Hernández University, Spain. During the last 10 years, he has led a line of research on applications of photovoltaic energy in compression heat pumps. Pedro Vicente-Quiles has published more than 50 articles in research journals and scientific conferences and has written 9 books on solar thermal energy, instrumentation, heat pumps, energy efficiency in facilities and renewable energy in buildings. He is at present the director of the research group of Energy Engineering of his university. He participated in Task 53 of the IEA SHC program on Solar Air Conditioning.