Characteristic of removal COD according to C/N ratio of methanol and molasses
C/N ratio | Methanol | Molasses | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Time (h) | 1:1 | 2:1 | 3:1 | 4:1 | 5:1 | 1:1 | 2:1 | 3:1 | 4:1 | 5:1 | |
0 | 80.0 | 160.0 | 240.0 | 320.0 | 400.0 | 80.0 | 160.0 | 240.0 | 320.0 | 400.0 | |
1 | 72.9 | 129.6 | 207.2 | 290.4 | 367.6 | 69.9 | 143.6 | 215.4 | 293.9 | 373.1 | |
2 | 62.8 | 96.8 | 172.1 | 242.8 | 317.3 | 63.6 | 108.9 | 186.2 | 255.3 | 332.9 | |
3 | 48.8 | 59.4 | 123.8 | 185.8 | 260.4 | 52.3 | 73.4 | 155.8 | 200.7 | 283.8 | |
4 | 37.5 | 32.9 | 85.2 | 137.5 | 199.2 | 39.1 | 43.8 | 110.5 | 150.0 | 222.9 | |
5 | 23.4 | 18.5 | 62.2 | 98.5 | 145.7 | 28.5 | 20.8 | 82.4 | 116.4 | 157.0 | |
6 | 16.8 | 10.4 | 22.4 | 64.2 | 129.0 | 11.4 | 11.4 | 39.5 | 83.7 | 136.8 | |
7 | 15.2 | 8.2 | 18.2 | 49.0 | 122.7 | 11.0 | 10.2 | 19.3 | 67.3 | 127.8 | |
8 | 14.2 | 8.0 | 15.2 | 40.0 | 114.9 | 10.1 | 10.0 | 7.5 | 43.1 | 121.5 | |
9 | 10.5 | 8.1 | 11.2 | 36.1 | 112.2 | 9.2 | 9.5 | 7.2 | 38.0 | 118.4 | |
10 | 8.8 | 8.1 | 10.4 | 33.7 | 111.4 | 9.0 | 9.1 | 6.9 | 36.5 | 116.1 | |
11 | 8.6 | 8.2 | 10.1 | 29.5 | 109.5 | 8.6 | 8.8 | 6.6 | 36.1 | 115.7 | |
12 | 7.9 | 8.0 | 9.8 | 28.3 | 110.6 | 8.4 | 8.5 | 6.3 | 34.9 | 115.3 |