Table 1 Stirred-tank reactor characteristics
From: Scale-up of anaerobic 1,3-propanediol production by Clostridium butyricum DSP1 from crude glycerol
Dimension/operating condition | Scale | ||
|---|---|---|---|
Nominal volume, V (L) | 6.6 | 42 | 150 |
Working volume, VL (m3) | 0.005 | 0.030 | 0.120 |
Impeller tip speed, TS (m/s) | 0.20096 | 0.20096 | 0.20096 |
Agitation speed, N (rmp) | 60.00 | 36.57 | 26.50 |
Number of impeller | 2 | 3 | 3 |
Impeller type | Rushton | Rushton | Rushton |
Liquid height, HL (m) | 0.25 | 0.46 | 0.72 |
Impeller diameter, DI (m) | 0.064 | 0.105 | 0.150 |
Reactor diameter, DT (m) | 0.16 | 0.29 | 0.45 |
Reactor hight, HT (m) | 0.34 | 0.63 | 0.98 |
HT/DT | 2.12 | 2.17 | 2.18 |
DI/DT | 0.40 | 0.36 | 0.33 |
Inoculum volume, Vx (10%) (m3) | 0.0005 | 0.0030 | 0.0114 |