Table 2:
Nusselt numbers for circular ducts (
).
Nu (H1)
Kn
Analytical solution
Present paper
Discrepancy
0.001
4.351
4.345
0.14%
0.010
4.230
4.221
0.21%
0.050
3.609
3.604
0.14%
0.100
2.928
2.922
0.20%