Table 1. Configuration of the single stage (3 disc) laboratory scale RBC unit. |
Features |
Description |
Disc |
|
Number |
3 discs |
Diameter |
|
Width |
|
Inter-disc spacing |
|
Material of manufacture |
polyvinylchloride (PVC) |
Rotation speed (peripheral velocity) |
16 rpm |
Disc submergence |
40% |
Drive shaft |
|
Diameter |
|
Material of manufacture |
stainless steel |
Tank |
|
Diameter |
|
Wall thickness |
|
Material of manufacture |
fiber glass |
Tank length |
|
1) Influent chamber 2) Disc chamber 3) Settling tank |
|
Operating conditions |
|
Working volume* |
|
1) Influent chamber 2) Disc chamber 3) Settling tank |
|
Flow rate of synthetic wastewater |
|
Dilution rate |
1.60 h-1 |
Residence time in the disc stage |
37 min |
*Corrected for the presence of discs, but not biofilms. |
|