TY JOUR TI Control system for an induction traction motor in high-speed trains KW automatic control system of an induction motor KW ensuring high-quality control KW rapid response KW state observer KW Luenberger filter KW Adams-Moulton method JO Bulletin of scientific research results AU Titova, T.S. AU Kolpahch'yan, P.G. AU Volodina, A.S. PY 2026 IS 2026 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"