TY JOUR TI OPTIMAL THICKNESS OF THERMAL INSULATION KW optimization KW thermal insulation KW thermal resistance KW heat loss JO Modern Technologies and Scientific and Technological Progress AU Scherbin, S.A. AU Glotov, V.A. AU Glotov, A.A. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»