Comparison of turbulent flow simulation results in 2d backward facing step channel using Ansys Fluent and Comsol Multiphysics programsMurodil Madaliev, Shairakhon Abdujalilova, Zokhidjon Abdulkhaev, Mavlonbek Usmonov, Zuhriddin Umirzakov, Abdusalom Sattorov and Kuvonchbek PulatovBIO Web Conf., 145 (2024) 03041DOI: https://doi.org/10.1051/bioconf/202414503041