TY JOUR TI INCREASING THE EFFICIENCY OF ELECTRIC POWER NETWORKS WHEN THE VOLTAGE LEVEL INCREASES KW voltage level KW electrical engineering KW distribution networks KW efficiency KW technical features JO Bulletin of the Angarsk State Technical University AU Konovalov, Y.V. AU Leb, M.S. PY 2023 IS 1 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»