CFD-mass transfer model process in a vertical sedimentation tank A. N. Rizayev, K. A. Adilov, D. Q. Xushvaqtov and Q. X. Ergashev E3S Web of Conf., 401 (2023) 03026 Published online: 11 July 2023 DOI: 10.1051/e3sconf/202340103026