Open Access
Table 3
Comparison of 
between the present results and those reported in the literature for a DHC at different Rayleigh numbers.
| Ra | 103 | 104 | 105 | 106 |
|---|---|---|---|---|
| de Vahl Davis [32] | 1.118 | 2.243 | 4.519 | 8.799 |
| Relative error (%) | 0.17 | 0.13 | 0.75 | 0.54 |
| Barakos and Mitsoulis [33] | 1.114 | 2.245 | 4.510 | 8.806 |
| Relative error (%) | 0.17 | 0.22 | 0.55 | 0.62 |
| Dixit and Babu [3] | 1.118 | 2.256 | 4.519 | 8.817 |
| Relative error (%) | 0.17 | 0.71 | 0.75 | 0.75 |
| Present study | 1.116 | 2.240 | 4.485 | 8.751 |
| Grid size | 832 | 832 | 832 | 1032 |
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