TY JOUR TI The simulation of finned double-pipe heat exchanger KW double-pipe heat exchanger KW fin KW heat transfer KW heat capacity KW length KW and surface heat transfer JO Actual directions of scientific researches of the XXI century: theory and practice AU Vorotneva, S.. AU Golovanchikov, A.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov