The Scientific World Journal / 2014 / Article / Tab 3

Research Article

Numerical Investigation of Heat Transfer Enhancement in a Rectangular Heated Pipe for Turbulent Nanofluid

Table 3

The comparison between prediction of Nusselt number and benchmarks at % and different Reynolds numbers for SiO2 nanoparticles.

SiO2/water (3%)
ReNu (Simulation)Nu (Dittus-Boelter)Nu (Gnielinski)Discrepancy between simulation and Gnielinski

500059.2550.4144.1625.47%
10000102.1887.7887.3114.55%
15000142.64121.41126.5511.28%
20000181.69152.83163.659.93%
25000219.86182.70199.329.34%