基于响应面法优化絮凝沉降处理气田不含醇采出水

温立宪,李增增,邵文,刘统,刘佳,路晓芸,蔡力

Optimization of flocculation and sedimentation for treating methanol-free produced water based on response surface method

Lixian Wen,Zengzeng Li,Wen Shao,Tong Liu,Jia Liu,Xiaoyun Lu,Li Cai

表4 方差分析

方差来源 平方和 自由度 均方和 F值 显著水平 模型 2 416.96 14 172.64 4 673.47 ＜0.000 1 X1 69.12 1 69.12 1 871.12 ＜0.000 1 X2 200.08 1 200.08 5 416.37 ＜0.000 1 X3 652.69 1 652.69 17 668.63 ＜0.000 1 X4 29.77 1 29.77 805.82 ＜0.000 1 X1X2 0.063 1 0.063 1.69 0.214 4 X1X3 1.1 1 1.1 29.85 ＜0.000 1 X1X4 0.01 1 0.01 0.27 0.611 X2X3 9.92 1 9.92 268.61 ＜0.000 1 X2X4 0.64 1 0.64 17.33 0.001 X3X4 2.50×10-3 1 2.50×10-3 0.068 0.798 5 X12 314.67 1 314.67 8 518.23 ＜0.000 1 X22 437.75 1 437.75 11 850.1 ＜0.000 1 X32 1 134.92 1 1 134.92 30 722.93 ＜0.000 1 X42 175.56 1 175.56 4 752.6 ＜0.000 1 残差 0.52 14 0.037 失拟误差 0.33 10 0.033 0.7 0.705 7 纯误差 0.19 4 0.047 总离差 2 417.48 28