TY CONF TI DETERMINATION OF THE QUALITY OF HYDRAULIC OIL BASED ON THERMOPHYSICAL CHARACTERISTICS KW hydraulic drive KW temperature KW mechanical impurities KW malfunction KW hydraulic oil KW wear KW thermal diagnostics JO INNOVATIVE TECHNOLOGIES IN MOTOR TRANSPORT AU Shvyriov, A.N. AU Latinin, A.V. AU Chumakov, B.N. AU Turkota, D.A. AU Astakhova, E.A. AU Shvyriov, S.A. PY 2024 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov