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Parameters used in design of experiment
| Independent variable | Symbol | Levels | ||
|---|---|---|---|---|
| −1 | 0 | +1 | ||
| Concentration (w/w %) | X1 | 0.1 | 0.3 | 0.5 |
| Flow rate (mL/h) | X2 | 1 | 1.5 | 2 |
| Voltage (kV) | X3 | 16 | 18 | 20 |
| Dependent variables | Constrains | |||
| Y1 = particle size | Minimize | |||
| Y2 = particle size distribution | Minimize | |||
