/ / / Tab 4

Research Article

Artificial Neural Network Modeling for Biological Removal of Organic Carbon and Nitrogen from Slaughterhouse Wastewater in a Sequencing Batch Reactor

Table 4

Data set for ANN Model “B” 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	2044.23	113.01	2055.46	8	7.2	2.8	84.42	88.90
2	2057.15	119.56	1944.22	8	7.5	3.4	84.16	86.55
3	1972.65	118.32	1963.51	8	7.0	3.2	86.62	89.88
4	1943.22	120.44	2382.33	8	7.5	2.9	82.35	86.45
5	2050.22	116.50	2172.24	8	7.4	3.1	88.34	89.85
6	1918.08	130.24	2412.52	8	7.5	3.5	84.26	87.15
7	1955.47	121.35	2575.44	8	8.0	3.8	82.39	86.96
8	2044.12	123.28	1940.22	8	7.5	4.0	85.58	88.24
9	2084.00	117.81	2431.25	8	7.5	4.1	87.27	89.50
10	2060.31	115.56	2275.32	8	7.0	2.6	86.66	88.95
11	1948.35	124.50	2522.13	8	7.0	3.0	87.28	89.55
12	1927.26	128.86	2491.21	8	7.3	3.8	82.30	89.30
13	1979.14	127.64	2417.22	8	7.5	3.4	86.18	88.55
14	1947.51	128.80	2568.21	8	8.0	3.5	86.85	91.35
15	2075.26	120.25	2212.54	8	8.0	3.2	89.46	90.25
16	2034.28	125.28	2148.25	8	7.6	3.0	90.93	91.22
17	2024.15	125.36	2044.21	8	7.6	3.7	84.68	87.57
18	1974.26	115.23	1850.24	8	7.2	3.6	84.62	88.37
19	1922.92	126.50	1895.21	8	7.5	4.2	87.26	89.25
20	2045.28	122.93	2412.52	8	7.0	4.5	87.25	86.80
21	2088.15	112.20	2352.01	8	7.0	4.4	85.64	88.25
22	2077.48	129.64	2132.55	8	7.8	4.0	89.53	91.60
23	2057.84	122.36	2045.28	8	7.6	4.1	90.38	82.25
24	1948.58	118.91	2085.33	8	7.0	3.4	84.37	86.26
25	1962.45	118.55	2165.21	8	7.0	4.5	85.51	88.78
26	2066.21	119.58	2158.32	8	7.6	3.8	87.50	89.28
27	1925.24	124.68	2024.32	8	7.4	4.0	86.57	88.24
28	1915.24	127.58	2175.33	8	7.0	2.8	85.33	88.50
29	2042.54	129.85	1950.23	8	7.8	3.0	89.28	90.26

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