The impact of higher voltage and current harmonics on the operation of electrical systemsA.N. Egorov, Ya.S. Kharitonov, V.M. Khubieva, I.A. Yakushev, N.V. Golubtsov and Z.M. ShakurovaE3S Web Conf., 124 (2019) 05067DOI: https://doi.org/10.1051/e3sconf/201912405067