TY JOUR TI COMPOSITIONAL MODEL DEVELOPMENT OF DC DRIVE MOTOR RELIABILITY ESTIMATE FOR TRAM-CARS KW estimate (assessment) KW reliability KW electromotor KW direct current KW structural-functional ties KW scheduled-preventive repair JO Bulletin of Bryansk state technical university AU Shischenko, E.V. AU Alekseev, A.V. AU Novikova, V.N. PY 2020 IS 2020 PB Bryansk State Technical University