TY JOUR TI Digital Twin Architecture for Rail Transport KW digital twin KW railway transport KW multilayer architecture KW predictive analytics KW industrial internet of things KW BIM technologies KW product lifecycle management KW condition monitoring KW intelligent transport systems KW risk-based approach JO Intellectual Technologies on Transport AU Bochkarev, S.V. AU Zuev, D.V. PY 2026 IS 0 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"