响应面法优化混凝处理夏季高浊度黄河水
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谢慧娜,李杰,朱雪燕,边云峰
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Optimization of high turbidity Yellow River water in summer by coagulation treatment using response surface methodology
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Huina Xie,Jie Li,Xueyan Zhu,Yunfeng Bian
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表3 二次回归方程的方差分析
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| 来源 | 平方和
(浊度/CODMn) | 自由度 | 均方和
(浊度/CODMn) | F
(浊度/CODMn) | Prob > F
(浊度/CODMn) | | 模型 | 324.08/392.65 | 9 | 36.01/43.63 | 185.58/70.28 | < 0.000 1/ < 0.000 1 | | A | 7.96/66.18 | 1 | 7.96/66.18 | 41.02/106.62 | 0.000 4/ < 0.000 1 | | B | 4.21/4.58 | 1 | 4.21/4.58 | 21.67/7.37 | 0.002 3/0.030 0 | | C | 0.87/7.30 | 1 | 0.87/7.30 | 4.49/117 5 | 0.071 8/0.011 0 | | AB | 2.76/2.500E-005 | 1 | 2.76/2.500E-005 | 14.20/4.027E-005 | 0.007 0/0.995 1 | | AC | 3.69/0.71 | 1 | 3.69/0.71 | 19.00/1.14 | 0.003 3/0.321 7 | | BC | 0.10/7.18 | 1 | 0.10/7.18 | 0.53/11.57 | 0.491 1/0.0114 | | A2 | 232.29/137.73 | 1 | 232.29/137.73 | 1 197.13/221.87 | < 0.000 1/ < 0.000 1 | | B2 | 58.50/141.36 | 1 | 58.50/141.36 | 301.50/227.73 | < 0.000 1/ < 0.000 1 | | C2 | 0.25/4.66 | 1 | 0.25/4.66 | 1.28/7.50 | 0.295 8/0.029 0 | | 残差 | 1.36/4.35 | 7 | 0.19/0.62 | | | | 失拟项 | 1.35/4.17 | 3 | 0.45/1.39 | | | | 纯误差 | 0.007 8/0.18 | 4 | 0.001 95/0.044 | | |
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