TY JOUR TI Controlling the Locomotive Traction Effort Using Fuzzy Logic Algorithm KW Diesel locomotive KW wheelset KW slippage KW adhesion KW traction effort KW adhesion coefficient KW Polach model KW contact conditions KW fuzzy control KW locomotive slide control JO Bulletin of scientific research results AU Babkov, Y.V. AU Perfil'ev, K.S. AU Zhuravlev, S.N. AU Ukolov, I.A. PY 2025 IS 2025 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"