TY JOUR TI ON THE QUESTION OF THE CALCULATION OF AIR CONDITIONING SYSTEMS WITH A SECOND RECIRCULATION OF EXHAUST AIR KW air conditioning KW second recycling KW analytical description of the processes of heat and humidity JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Feoktistov, A.. AU Ovsyannikov, Y.. AU Kuschev, L.A. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov