TY JOUR TI THE SIMULATION OF DYNAMIC MODES OF THE HEAT PIPE OF HEATING SYSTEM KW energy saving KW thermal energy KW simulation KW thermal balance KW heat supply system JO Bulletin of KSAU AU Emelyanov, R.T. AU Alexandrova, A.F. AU Ignatyev, G.V. AU Schmidt, V.K. PY 2017 IS PB Krasnoyarsk State Agrarian University