TY JOUR TI The use of recuperation energy for heating railroad switches from a DC contact network with a voltage of 3 kV KW regenerative braking KW contact network KW power supply system KW switch heating JO Bulletin of scientific research results AU Izvarin, M.Y. AU Rolle, I.A. AU Denisenko, E.V. PY 2024 IS 2024 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"