A Mathematical Model for Thermo-Hydraulic Design of Shell and Tube Heat Exchanger Using a Step By Step Technique. J. eng. sustain. dev. [Internet]. 2006 Dec. 1 [cited 2024 May 17];10(4):12-35. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1769