新型导流板旋流沉砂池数值模拟及水处理效能研究

王旭博,王延涛

Numerical simulation and wastewater treatment study of guide plate swirl grit chamber

Xubo Wang,Yantao Wang

表2 导流板旋流沉砂池沉砂性能测定结果

筛孔直径/mm 进水样品 进水流速为0.19 m/s 进水流速为0.25 m/s 进水流速为0.32 m/s 进水流速为0.38 m/s 进水流速为0.44 m/s 筛余量/g 筛落率/% 筛余量/g 筛落率/% 筛余量/g 筛落率/% 筛余量/g 筛落率/% 筛余量/g 筛落率/% 筛余量/g 筛落率/% ＞2.000 1.1 96.9 1.06 96.84 1.1 96.9 1.1 96.9 1.0 97.0 1.06 96.84 ＞1.000 3.8 85.4 3.50 86.40 2.9 88.3 3.6 86.3 3.4 86.9 3.00 87.89 ＞0.450 11.8 50.2 9.73 57.38 7.8 65.1 9.0 59.4 8.2 62.4 5.37 71.87 ＞0.300 9.2 22.7 4.76 43.18 4.9 50.5 6.4 40.3 4.9 47.8 3.99 59.97 ＞0.200 5.6 5.9 0.98 40.26 2.2 43.9 2.6 32.7 2.5 40.5 1.12 56.63 ＞0.125 0.8 3.4 0.25 39.51 0.4 42.9 0.6 30.8 0.6 38.8 0.30 55.74 ＞0.097 0.6 1.6 0.06 39.33 0.1 42.5 0.6 29.1 0.3 37.8 0.10 55.44 其他 0.5 0 0.02 39.27 0.1 42.4 0.1 28.9 0 37.7 0 55.44 总筛余量/g 33.5 20.36 19.3 23.8 20.9 14.94