Research Article
[Retracted] Kinetics of Sludge Superheated Steam Drying and Optimization of Process Parameters
Table 1
Experimental factors and levels.
| | Code | Steam temperature X1 (°C) | Mass of sludge X2 (g) | Steam flow X3 (m3/h) |
| | −1.628 | 180 | 6 | 18 | | −1 | 195 | 11 | 22 | | 0 | 220 | 18 | 29 | | 1 | 245 | 25 | 36 | | 1.628 | 260 | 30 | 40 |
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