Table 5.
Result and experimental matrix for Box-Behinken design.
| StdOrder | RunOrder | PtType | Blocks | A (ml) | B (wt%) | C (°C) | Biodiesel Yield (%) |
||
|---|---|---|---|---|---|---|---|---|---|
| Experimental | Prediction | Residual | |||||||
| 6 | 1 | 2 | 1 | 113 | 1.2 | 50 | 2.43 | 2.341696 | 0.088304 |
| 5 | 2 | 2 | 1 | 60 | 1.2 | 50 | 1.59 | 1.741491 | −0.15149 |
| 1 | 3 | 2 | 1 | 60 | 0.85 | 55 | 2.62 | 2.678439 | −0.05844 |
| 14 | 4 | 0 | 1 | 86.5 | 1.2 | 55 | 0.41 | 0.402124 | 0.007876 |
| 12 | 5 | 2 | 1 | 86.5 | 2 | 60 | 0.52 | 0.7194 | −0.1994 |
| 15 | 6 | 0 | 1 | 86.5 | 1.2 | 55 | 0.41 | 0.402124 | 0.007876 |
| 7 | 7 | 2 | 1 | 60 | 1.2 | 60 | 1.09 | 1.166491 | −0.07649 |
| 13 | 8 | 0 | 1 | 86.5 | 1.2 | 55 | 0.41 | 0.402124 | 0.007876 |
| 4 | 9 | 2 | 1 | 113 | 2 | 55 | 5.56 | 5.52981 | 0.03019 |
| 9 | 10 | 2 | 1 | 86.5 | 0.4 | 50 | 1.23 | 1.042413 | 0.187587 |
| 2 | 11 | 2 | 1 | 113 | 0.4 | 55 | 1.11 | 1.391798 | −0.2818 |
| 10 | 12 | 2 | 1 | 86.5 | 2 | 50 | 2.01 | 2.1344 | −0.1244 |
| 11 | 13 | 2 | 1 | 86.5 | 0.4 | 60 | 1.67 | 1.557413 | 0.112587 |
| 8 | 14 | 2 | 1 | 113 | 1.2 | 60 | 2.18 | 2.016696 | 0.163304 |
| 3 | 15 | 2 | 1 | 60 | 2 | 55 | 1.08 | 0.79358 | 0.28642 |