Table 2 Grid independence test at re = 100, ha = 0, Ø =4%, and N = 4.

From: Magnetic mixed convection within wavy trapezoidal thermal energy storage systems using nano enhanced phase change material

No. of elements

1632

2302

\(\:3486\)

8987

23,362

\(\:{\varPsi\:}_{max}\)

-33.782

-33.736

\(\:-33.714\)

-33.673

-33.673

\(\:N{u}_{a}\)

7.8673

7.8078

\(\:7.8990\)

7.8817

7.8815