Derivation of lattice Boltzmann equation via analytical characteristic integral Project supported by the National Science and Technology Major Project, China (Grant No. 2017ZX06002002). |
Vorticity contours of the cavity flow. The values of vorticity along contours are 0, ± 0.5, ± 1.0, ± 2.0, ± 3.0, ± 4.0, 5.0. |