TY JOUR TI A Comprehensive Assessment of the Impact of the Hydraulic Vibration Damper Malfunctions on the KVZ-TsNII Passenger Bogie Frame Using the Femap Software Package KW Safety of operation KW smooth running KW hydraulic vibration damper KW central cradle suspension KW vibration damping JO Bulletin of scientific research results AU Martynenko, L.V. AU Kononov, D.P. PY 2025 IS 2025 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"