MODASSIR AHMAD; PIYUSH KUMAR VERMA. CFD Analysis of the Effects of Fin Geometry and Fluid Velocity on the Performance of a Double-Pipe Heat Exchanger. International Journal of Innovations in Science Engineering And Management, India, v. 5, n. 4, p. 168–185, 2026. DOI: 10.69968/ijisem.2026v5i4168-185. Disponível em: https://ijisem.com/journal/index.php/ijisem/article/view/749. Acesso em: 22 oct. 2026.