含压裂返排液采出水处理工艺优化
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彭杰,田永刚,马军军,何荣华
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Optimization of produced water containing fracturing flowback fluid treatment process
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Jie PENG,Yonggang TIAN,Junjun MA,Ronghua HE
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表8 正交实验结果
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Table 8 Orthogonal experimental results
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| 序号 | A：次氯酸钠投加量/（mg·L-1） | B：PAC投加量/（mg·L-1） | C：氧化反应时间/h | COD/ （mg·L-1） |
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| 1 | 500 | 150 | 1 | 3 461.5 | | 2 | 500 | 450 | 2 | 3 235.5 | | 3 | 500 | 750 | 3 | 3 386.0 | | 4 | 1 000 | 150 | 2 | 3 311.0 | | 5 | 1 000 | 450 | 3 | 3 386.0 | | 6 | 1 000 | 750 | 1 | 3 311.0 | | 7 | 1 500 | 150 | 3 | 3 160.5 | | 8 | 1 500 | 450 | 1 | 3 085.0 | | 9 | 1 500 | 750 | 2 | 3 160.5 | | K1 | 3 361.00 | 3 311.00 | 3 285.83 | | | K2 | 3 336.00 | 3 235.50 | 3 235.67 | | | K3 | 3 135.33 | 3 285.83 | 3 310.83 | | | 方差 | 225.67 | 75.50 | 75.17 | |
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