Table 1.
Range of the independent process variables employed in the experimental design and physical properties of the reaction system.
| Code of the factor | Factor name | Units | Type | Low coded | High coded | Low actual | High actual |
|---|---|---|---|---|---|---|---|
| A | Reaction temperature (RT) | °C | Numeric | −1.000 | 1.000 | 70.00 | 80.00 |
| B | System pressure (SP) | bar | Numeric | −1.000 | 1.000 | 20.00 | 30.00 |
| C | Monomer concentration (MC) | % | Numeric | −1.000 | 1.000 | 70.00 | 80.00 |
| Physical properties | Value | ||||||
| Bubble diameter (m) | 550 × 10−4 | ||||||
| Gas velocity (m/s) | 0.50 | ||||||
| Gas density (kg/m3) | 23.45 | ||||||
| Gas viscosity (Pa s) | 1.14 × 10−4 | ||||||
| Polymer density (kg/m3) | 1000 | ||||||
| Void fraction of the bed at minimum fluidisation | 0.45 | ||||||