Two-Dimensional Analytical Solution of the Laminar Forced Convection in a Circular Duct with Periodic Boundary Condition

Table 1

The values of the mean Nusselt number for 𝜎=1.15,𝛾=1.5.

𝐵.Pe	Pe = 10	Pe = 50	Pe = 100
10	3.556	3.951	4.404
20	4.061	4.210	4.581
50	5.425	5.817	5.753
100	8.881	6.115	6.010
150	11.982	6.843	6.565
200	16.255	8.005	7.684
300	23.412	8.569	7.951