TY JOUR TI INCREASING THE EFFICIENCY OF THE USE OF SOLAR PANELS KW ESP8266 microcontroller KW solar tracker KW electric power industry JO Scientific Papers Collection of the Angarsk State Technical University AU Konovalov, Y.V. AU Haziev, A.N. PY 2023 IS 2023 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»