Table 3 Nitrates removal kinetics
From: Nutrient Removal Mechanisms of Algal-Bacteria Consortia in Secondarily Treated Wastewater
Parameter | Culture | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
L24/A24 | L12/A24 | L12/A12 | L12/A12/f | ||||||||
Period | |||||||||||
0–12 | 12–24 | 0–24 | 0–12 | 12–24 | 0–24 | 0–12 | 12–24 | 0–24 | 0–12 | 12–24 | |
C0 | 6.6 | 1.9 | 6.6 | 6.7 | 1.9 | 6.7 | 6.7 | 1.9 | 6.7 | 6.7 | 1.9 |
Zero-order | |||||||||||
k0(mg L− 1h− 1) | 0.387 | 0.182 | 0.284 | 0.393 | 0.129 | 0.277 | 0.393 | 0.116 | 0.269 | 0.409 | 0.173 |
R2 | 0.990 | 0.925 | 0.931 | 0.996 | 0.943 | 0.927 | 0.996 | 0.959 | 0.918 | 0.993 | 0.997 |
First-order | |||||||||||
k1(h− 1) | 0.135 | 0.214 | 0.163 | 0.102 | 0.158 | 0.135 | 0.102 | 0.117 | 0.115 | 0.106 | 0.028 |
R2 | 0.91 | 0.9996 | 0.952 | 0.945 | 1 | 0.976 | 0.948 | 0.9997 | 0.987 | 0.933 | 0.999 |