TY JOUR TI DEVELOPMENT OF A HEAT EXCHANGE DEVICE FOR COOLING RETAIL WATER WITH ATMOSPHERIC AIR KW heat transfer intensification KW flat-blade impeller KW pipe rotation JO Modern Technologies and Scientific and Technological Progress AU Bal'chugov, A.V. AU Kustov, B.O. PY 2020 IS 2020 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»