TY CONF TI THERMOPHYSICAL METHODS FOR OPERATIONAL MONITORING OF THE STATE OF HYDRAULIC SYSTEMS IN MOTOR VEHICLES KW hydraulic fluid KW automotive transport KW continuous monitoring KW thermophysical parameters KW viscosity KW mechanical impurities KW oxidation KW thermal conductivity KW diagnostics of hydraulic systems JO MODERN TECHNOLOGIES AND SYSTEMS IN TRANSPORT: PROBLEMS AND PROSPECTS AU Vernigora, E.R. AU Ivannikov, V.A. AU Shabanov, M.L. AU Novikov, A.P. AU Hripchenko, M.S. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov