TY JOUR TI Operation of auto brakes of a freight train in case of violation of the integrity of the brake line KW automatic brakes KW emergency braking KW freight train KW brake line breakage KW additional discharge KW gas dynamic processes JO Proceedings of Petersburg Transport University AU Osipov, D.V. AU Buynosov, A.P. AU Kud'yarov, I.A. PY 2024 IS 21 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"