TY JOUR TI Analysis of the impact of air deflectors on the aerodynamic characteristics of the current collector at increased speeds of movement KW contact network KW current collector KW current collector fairings KW analysis of aerodynamic interaction from the speed of movement KW interaction of the current collector with the contact network JO Bulletin of scientific research results AU Onofriychuk, A.D. AU Zhemchugov, V.G. PY 2024 IS 2024 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"