Evaluation of energy-economic parameters of tractor with electrically driven power unitV. Anton Bizhaev, N. Devyanin Sergey, L. Valery Chumakov, D. Yaroslav Pavlov and A. Nikolay MaistrenkoE3S Web of Conf., 443 (2023) 03004DOI: https://doi.org/10.1051/e3sconf/202344303004