TY JOUR TI INVESTIGATION OF THE COOLING EFFICIENCY OF THE PLATE HEAT EXCHANGER OF THE CONDENSER OF AN INDUSTRIAL REFRIGERATION MACHINE AT DIFFERENT FAN SPEEDS KW plate heat exchanger KW condenser KW refrigeration machine KW parametric flow modeling KW SolidWorks KW fluid dynamics calculations JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Savvin, N.Y. AU Garbuzov, D.D. PY 2023 IS 8 PB Belgorod State Technological University named after V.G. Shukhov