Research Article
Comparison of the Finite Volume and Lattice Boltzmann Methods for Solving Natural Convection Heat Transfer Problems inside Cavities and Enclosures
Table 2
Grid independence tests (LBM).
| Number of grids | 10000 | 32400 | 48400 | 67600 | 84100 | Experimental value [32] |
| Maximum X-velocity | 0.0004 | 0.0008 | 0.0010 | 0.0010 | 0.00103 | — | Dimensionless temperature at the middle of the cavity | 0.430 | 0.449 | 0.463 | 0.471 | 0.475 | 0.51 |
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