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.