TY JOUR TI The use of the object geopositioning for the increase of the accuracy of the protection operation of the supply lines of the traction power supply system KW geopositioning system KW increasing the efficiency of protection devices KW traction power supply system KW protection setpoints KW high-speed circuit breakers KW false alarms JO Proceedings of Petersburg Transport University AU Sulimin, A.Y. AU Kucenko, S.M. AU Ivanov, M.A. PY 2024 IS 21 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"