TY JOUR TI MATHEMATICAL MODELING OF THE PARAMETRIC RESERVE OF HEAT SUPPLY SYSTEMS TO ENSURE OPERATIONAL SAFETY KW mathematical modeling KW energy equivalence KW heat supply systems KW parametric redundancy KW safety KW design KW operation JO Modeling of systems and processes AU Sazonova, S.. AU Nikolenko, S.D. AU Zvyaginceva, A.V. PY 2019 IS 12 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov