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. IJISEM [Internet]. 2026 Oct. 21 [cited 2026 Oct. 22];5(4):168-85. Available from: https://ijisem.com/journal/index.php/ijisem/article/view/749