TY JOUR TI Restoration of the lacquer layer of TEM insulation fingers using a chamber-type infrared heating system KW traction electric motor KW rolling stock KW insulating fingers KW electrical insulating varnish KW drying KW infrared radiation KW mechanical characteristics KW drying chamber JO Bulletin of scientific research results AU Lobycin, I.O. AU Dulskiy, E.Y. AU Baranov, N.A. AU Kruchek, V.A. PY 2024 IS 2024 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"