Influences of Flow Attack Angles and Flow Directions on Heat Transfer Rate, Pressure Loss, and Thermal Performance in Heat Exchanger Tube with V-Wavy Surface

<div>Longitudinal vortex flow of the heat exchanger tube inserted with the V-wavy surface at <i>α</i> = 30° and Re = 600 for (a) V-Downstream and (b) V-Upstream.</div>

Modelling and Simulation in Engineering

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Figure 6

Figure 6: Influences of Flow Attack Angles and Flow Directions on Heat Transfer Rate, Pressure Loss, and Thermal Performance in Heat Exchanger Tube with V-Wavy Surface 

Figure 6 | Influences of Flow Attack Angles and Flow Directions on Heat Transfer Rate, Pressure Loss, and Thermal Performance in Heat Exchanger Tube with V-Wavy Surface 