is a graduate of Faculty of Mechanical Engineering, Technical University in Kosice (TUKE). Currently works at SAFINA, a. s., Plasma Process & Technology. He actively participates in research of plasma technology, thermodynamics resources and mathematical modelling of energy processes. Ing. Natália Jasminská, PhD. a graduate of Thermal energetics at the Faculty of Metallurgy of the Technical University in Košice. Currently she works at the Department of Power Engineering at the Faculty of Mechanical Engineering of TU Košice as a lecturer. During her PhD studies at the Faculty of Mechanical Engineering she took part in solving research tasks and grant projects where she currently works as a co-solver. Within solving research projects she is the author of more than 60 original publications in national and international magazines and text books. She actively participates in research of hydrogen technology, heat pump and of heat transfer of energy processes. prof. Ing. Peter Horbaj, PhD. He is professor of Department of power Engineering, Faculty of Mechanical Engineering, Technical University in Kosice. He is author and co-author of 7 textbooks, co-author of 1 patent and author or co-author 305 papers published in many domestics and international journals or presented on various international conferences. His research and project works focus to energy utilization of waste treatment, impulse burner, biogas station, utilization of wood chips, was awared by seferal prices.