Open Access

Table 1

Analysis for grid independence.

H/HI
Items Inlet pipe Outlet pipe Impeller Whole passage φ = 0.034 φ = 0.043 φ = 0.051
Grid_I 518 364 373 932 1 925 608 2 817 904 1 1 1
Grid_II 518 364 373 932 2 332 168 3 224 464 0.9980 0.9994 0.9962
Grid_III 602 482 463 932 2 903 646 3 970 060 0.9980 0.9988 0.9949
Grid_IV 698 362 524 812 3 241 862 4 465 036 0.9975 0.9971 0.9947

Note. HI is the head at Grid_I condition.

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