Research Article
Artificial Neural Network Modeling for Biological Removal of Organic Carbon and Nitrogen from Slaughterhouse Wastewater in a Sequencing Batch Reactor
Table 5
Data set for ANN Model āCā under (
) hour aerobic-anoxic react period.
| Serial number | Initial COD (mg/L) | Initial -N (mg/L) | Initial MLVSS (mg/L) | Time (hour) | pH | Initial DO (mg/L) | % COD removal efficiency | % -N removal efficiency |
| 1 | 1914.23 | 115.65 | 2155.46 | 9 | 7.8 | 3.8 | 94.45 | 88.52 | 2 | 2057.15 | 118.54 | 1844.22 | 9 | 8.0 | 4.4 | 90.11 | 89.82 | 3 | 1982.65 | 124.36 | 1863.51 | 9 | 8.0 | 4.2 | 93.60 | 90.41 | 4 | 1963.22 | 123.43 | 2282.33 | 9 | 7.0 | 3.9 | 95.37 | 90.64 | 5 | 2050.22 | 121.55 | 2072.24 | 9 | 7.0 | 4.1 | 90.33 | 87.73 | 6 | 1978.08 | 122.21 | 2212.52 | 9 | 7.2 | 4.5 | 93.21 | 91.21 | 7 | 1965.47 | 120.33 | 2475.44 | 9 | 7.6 | 3.8 | 90.19 | 88.93 | 8 | 2044.12 | 124.26 | 1840.22 | 9 | 7.2 | 3.0 | 92.08 | 88.35 | 9 | 2084.00 | 127.88 | 2331.25 | 9 | 7.7 | 3.1 | 89.25 | 87.44 | 10 | 2070.31 | 117.54 | 2175.32 | 9 | 7.1 | 3.6 | 89.65 | 86.45 | 11 | 1978.35 | 120.56 | 2422.13 | 9 | 7.4 | 4.0 | 95.22 | 92.54 | 12 | 1967.26 | 124.87 | 2591.21 | 9 | 7.5 | 2.8 | 95.39 | 91.33 | 13 | 1949.14 | 124.67 | 2517.22 | 9 | 7.8 | 4.4 | 94.11 | 92.48 | 14 | 1977.51 | 125.82 | 2068.21 | 9 | 8.0 | 4.5 | 93.05 | 90.61 | 15 | 2075.26 | 119.26 | 2112.54 | 9 | 8.0 | 4.2 | 92.42 | 89.62 | 16 | 2034.28 | 124.29 | 2248.25 | 9 | 7.6 | 4.0 | 94.94 | 89.77 | 17 | 2044.15 | 123.34 | 2244.21 | 9 | 7.7 | 2.7 | 94.18 | 87.65 | 18 | 2084.26 | 125.26 | 1950.24 | 9 | 7.6 | 3.6 | 94.62 | 90.43 | 19 | 2032.92 | 128.52 | 1895.21 | 9 | 7.6 | 3.2 | 95.21 | 91.88 | 20 | 2045.28 | 129.92 | 2112.52 | 9 | 7.2 | 3.5 | 95.22 | 92.95 | 21 | 2078.15 | 116.26 | 2052.01 | 9 | 7.2 | 3.4 | 93.64 | 88.22 | 22 | 2057.48 | 126.66 | 2332.55 | 9 | 7.9 | 3.0 | 89.52 | 86.65 | 23 | 2027.84 | 123.34 | 2545.28 | 9 | 7.5 | 3.1 | 92.39 | 89.24 | 24 | 1948.58 | 119.94 | 1985.33 | 9 | 7.5 | 4.4 | 95.35 | 91.54 | 25 | 2065.25 | 128.92 | 2365.21 | 9 | 7.0 | 4.0 | 91.36 | 90.28 | 26 | 2066.21 | 118.53 | 1958.32 | 9 | 7.3 | 4.2 | 90.55 | 85.32 | 27 | 1945.24 | 124.61 | 1824.32 | 9 | 7.0 | 3.0 | 92.56 | 89.45 | 28 | 1955.24 | 126.56 | 2275.33 | 9 | 8.0 | 3.8 | 88.34 | 85.64 | 29 | 2022.54 | 122.80 | 2550.23 | 9 | 8.0 | 4.0 | 91.22 | 89.65 |
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