TY JOUR TI Definition of Energy Expenses on Traction Generator Excitation According to Data of Microprocessor Control Systems for Locomotive Traction Characteristic Prediction KW energy effectiveness KW excitation of traction generator KW energy expenses on generator excitation KW auxiliary loads JO Bulletin of scientific research results AU Kurilkin, D.N. PY 2022 IS 2022 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"