TY JOUR TI THE ACTIVE METHOD OF CONTROL THE THERMAL CONDUCTIVITY OF BUILDING MATERIALS AND PRODUCTS KW thermal control KW object of control KW subject of control KW thermal conductivity KW coefficient of thermal con-ductivity KW thermal resistance KW thermal stimulation KW temperature KW thermal imager KW thermography JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Karpov, D.F. PY 2019 IS 4 PB Belgorod State Technological University named after V.G. Shukhov