The ASPIRE project has lost an important team member on April 9, 2024. Prof. Dr Zoran Stević, full professor at the Technical Faculty in Bor, University of Belgrade, was intensively engaged in scientific and research work in the field of power engineering, power electronics, computer measurement and process management, thermal imaging, modeling and simulations, electrochemistry and renewable energy sources. He was the author and co-author of textbooks, monographs, as well as numerous scientific papers and abstracts in thematic journals, at domestic and foreign conferences. ASPIRE team is grateful to Prof. Dr Stević for his immeasurable contribution to the scientific and technological foundations of the project!