@article{paperid:1075472, author = {M.E. Nakhchi and Abolfazli Esfahani, Javad}, title = {Numerical investigation of different geometrical parameters of perforated conical rings on flow structure and heat transfer in heat exchangers}, journal = {Applied Thermal Engineering}, year = {2019}, volume = {156}, month = {June}, issn = {1359-4311}, pages = {494--505}, numpages = {11}, keywords = {Perforated conical ring Heat exchanger tube Recirculating flow Thermal performance}, }