Research Methods for Solar Thermal Systems: Efficiency Analysis and Optimization TechniquesSanjar Jurakulov, Xolidaxon Tajibayeva, Shodiya Qurbonova, Abdimurot Safarov, Bobomurot Nurillayev, Kuchkar Sherkhalov and Nazokat ToyirovaE3S Web Conf., 661 (2025) 04017DOI: https://doi.org/10.1051/e3sconf/202566104017