TY JOUR TI A method for the refined calculation of pressure in the brake cylinders of a train, taking into account the influence of compressed air leaks distributed along the length of the brake line KW brake cylinder KW brake line KW charging pressure KW discharge value KW freight train JO Bulletin of scientific research results AU Osipov, D.V. PY 2024 IS 2024 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"