Research Article
Multiobjective Optimization of Low-Specific-Speed Multistage Pumps by Using Matrix Analysis and CFD Method
Table 3
Orthogonal test schemes.
| Test number | A/mm | B/mm | C/(°) | D/ | E/mm | F/(°) | G/mm | H/(°) | I/(°) | J/(°) |
| 1 | 122 | 8 | 10 | 6 | 2 | 88 | 34 | 5 | 0 | 15 | 2 | 122 | 8 | 10 | 6 | 3 | 89 | 36 | 10 | 5 | 20 | 3 | 122 | 8 | 10 | 6 | 4 | 90 | 38 | 15 | 10 | 25 | 4 | 122 | 9 | 15 | 7 | 2 | 88 | 34 | 10 | 5 | 20 | 5 | 122 | 9 | 15 | 7 | 3 | 89 | 36 | 15 | 10 | 25 | 6 | 122 | 9 | 15 | 7 | 4 | 90 | 38 | 5 | 0 | 15 | 7 | 122 | 10 | 20 | 8 | 2 | 88 | 34 | 15 | 10 | 25 | 8 | 122 | 10 | 20 | 8 | 3 | 89 | 36 | 5 | 0 | 15 | 9 | 122 | 10 | 20 | 8 | 4 | 90 | 38 | 10 | 5 | 20 | 10 | 124 | 8 | 15 | 8 | 2 | 89 | 38 | 5 | 5 | 25 | 11 | 124 | 8 | 15 | 8 | 3 | 90 | 34 | 10 | 10 | 15 | 12 | 124 | 8 | 15 | 8 | 4 | 88 | 36 | 15 | 0 | 20 | 13 | 124 | 9 | 20 | 6 | 2 | 89 | 38 | 10 | 10 | 15 | 14 | 124 | 9 | 20 | 6 | 3 | 90 | 34 | 15 | 0 | 20 | 15 | 124 | 9 | 20 | 6 | 4 | 88 | 36 | 5 | 5 | 25 | 16 | 124 | 10 | 10 | 7 | 2 | 89 | 38 | 15 | 0 | 20 | 17 | 124 | 10 | 10 | 7 | 3 | 90 | 34 | 5 | 5 | 25 | 18 | 124 | 10 | 10 | 7 | 4 | 88 | 36 | 10 | 10 | 15 | 19 | 126 | 8 | 20 | 7 | 2 | 90 | 36 | 5 | 10 | 20 | 20 | 126 | 8 | 20 | 7 | 3 | 88 | 38 | 10 | 0 | 25 | 21 | 126 | 8 | 20 | 7 | 4 | 89 | 34 | 15 | 5 | 15 | 22 | 126 | 9 | 10 | 8 | 2 | 90 | 36 | 10 | 0 | 25 | 23 | 126 | 9 | 10 | 8 | 3 | 88 | 38 | 15 | 5 | 15 | 24 | 126 | 9 | 10 | 8 | 4 | 89 | 34 | 5 | 10 | 20 | 25 | 126 | 10 | 15 | 6 | 2 | 90 | 36 | 15 | 5 | 15 | 26 | 126 | 10 | 15 | 6 | 3 | 88 | 38 | 5 | 10 | 20 | 27 | 126 | 10 | 15 | 6 | 4 | 89 | 34 | 10 | 0 | 25 |
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