PFS-CS复合混凝剂的制备及其混凝性能研究
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和丞,余阳,方智煌
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Research on preparation and coagulation performance of PFS-CS composite coagulant
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Cheng He,Yang Yu,Zhihuang Fang
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表2 正交实验结果
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| 实验号 | A | B | C | 空列 | COD去除率/% | 色度去除率/% | | 1 | 10 | 100:1 | 2 | 1 | 57.64 | 83.33 | | 2 | 10 | 50:1 | 3 | 2 | 71.93 | 95.83 | | 3 | 10 | 30:1 | 4 | 3 | 75.85 | 96.25 | | 4 | 11 | 50:1 | 4 | 3 | 53.18 | 90.83 | | 5 | 11 | 100:1 | 3 | 1 | 53.59 | 86.67 | | 6 | 11 | 30:1 | 2 | 2 | 56.09 | 93.75 | | 7 | 12 | 30:1 | 3 | 2 | 72.59 | 95.92 | | 8 | 12 | 100:1 | 4 | 3 | 48.91 | 87.08 | | 9 | 12 | 50:1 | 2 | 1 | 72.83 | 95.17 | | COD去除率 | K1 | 205.42 | 160.14 | 186.56 | 184.06 | | | K2 | 162.86 | 197.94 | 198.11 | 200.61 | | K3 | 194.33 | 204.53 | 177.94 | 180.94 | | 极差R | 42.56 | 44.39 | 20.17 | 19.67 | | 色度去除率 | K1 | 275.41 | 257.08 | 272.25 | 265.17 | | | K2 | 271.25 | 281.83 | 278.42 | 285.50 | | K3 | 278.17 | 285.92 | 274.16 | 274.16 | | 极差R | 6.92 | 28.84 | 6.17 | 20.33 | | 因素主→次 | B＞A＞C | | 优方案 | B3A1C3 |
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