Efficiency-House Optimization to Widen the Operation Range of the Double-Suction Centrifugal Pump

Table 9

Efficiency under three conditions.

Level
1	85.67	89.28	88.61
2	85.30	88.80	88.83
3	85.61	89.17	88.53
4	85.22	89.04	88.68
5	84.92	88.54	88.25
…	…	…	…
…	…	…	…
15	85.73	89.42	88.69
16	84.89	89.00	88.46
17	85.55	88.88	88.65
18	86.03	89.15	86.35
19	85.72	89.34	88.97
20	85.87	89.29	88.79
21	86.21	89.80	89.16
22	84.60	88.23	88.10
23	85.65	89.34	88.99
24	84.98	89.21	88.77
25	85.18	88.88	88.52
…	…	…	…
…	…	…	…
35	85.45	89.04	88.53
36	84.82	88.88	88.40
37	86.26	89.65	89.17
38	85.05	88.89	88.57
39	84.38	88.45	88.11
40	85.61	88.88	88.49