Thermohydraulic Performance Improvement in Heat Exchanger Square Duct Inserted with 45° Inclined Square Ring

Figure 3

Computational domain with the mesh of the heat exchanger square duct installed with the 45°ISR for (a) b/H = 0.20, s/H = 0, and (b) b/H = s/H = 0.20.

(a)

(b)