Hydraulic resistances of derivation channels of hydropower facilitiesBakhtiyor Uralov, Sanatjon Khidirov, Farokhiddin Uljaev, Ikboloy Raimova, Khumoyun Kholmatov and Alisher AllanazarovE3S Web Conf., 274 (2021) 03010DOI: https://doi.org/10.1051/e3sconf/202127403010