Biomedical Engineering Reference
In-Depth Information
and NO
3
-N. When pH decreased to below 6.0, there was no further nitritation or nitratation
processed.
120
9.0
NH 4-N
NO2-N
NO3-N
pH
90
8.0
60
7.0
30
6.0
0
5.0
0
120
240
360
480
600
720
840
T ime (minute)
Figure 3. Nitrogen and pH dynamics in a typical cycle in the N-Reactor.
120
9.0
NH4-N
NO2-N
NO3-N
pH
90
8.0
60
7.0
30
6.0
0
5.0
0
120
240
360
480
600
720
840
Time (minute)
Figure 4. Nitrogen and pH dynamics in a typical cycle in the G-Reactor.
3.3. Short-term Dynamics of Biomass Concentration in the Two SBRs
The dynamics of the biomass concentration in both reactors and in the effluent exiting
from both reactors are given in Figure 5.
