TY JOUR TI VORTEX RATIONAL (ENERGY-SAVING) HEAT EXCHANGE ENHANCEMENT IN NON-SIRCULAR DUCTS OF SHIP HEAT EXCHANGERS KW artificial turbulence KW generation of near-wall vortices KW discrete turbulizer KW poorly streamlined rib profile KW dissection of ducts KW ridges and grooves KW evaluation of intensification KW rational (energy-saving) enhancement JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Vasilev, V.. PY 2018 IS PB Astrakhan State Technical University