Table 7 Comparison of measured and predicted values of average relative flow of testing samples (H1 type).
No | Factor level | Average relative flow | Error | ||||
|---|---|---|---|---|---|---|---|
E fertilizer concentration (g/L) | S sediment content (g/L) | B operating pressure (kPa) | Measured value | Predicted value | Absolute error | Relative error (%) | |
1 | 0.6 | 0.5 | 40 | 0.836 | 0.801 | − 0.035 | 4.187 |
2 | 0.6 | 1.5 | 100 | 0.743 | 0.719 | − 0.024 | 3.230 |
3 | 0.6 | 2.5 | 70 | 0.572 | 0.594 | 0.022 | 3.846 |
4 | 1.8 | 0.5 | 100 | 0.734 | 0.766 | 0.032 | 4.360 |
5 | 1.8 | 1.5 | 70 | 0.657 | 0.625 | − 0.032 | 4.871 |
6 | 1.8 | 2.5 | 40 | 0.534 | 0.559 | 0.025 | 4.682 |
7 | 3 | 0.5 | 70 | 0.667 | 0.674 | 0.007 | 1.049 |
8 | 3 | 1.5 | 40 | 0.608 | 0.593 | − 0.015 | 2.467 |
9 | 3 | 2.5 | 100 | 0.438 | 0.457 | 0.019 | 4.338 |
