基于统计学分析的污水厂运行性能诊断

樊杰,曹亮,高乘,叶佳松,叶文宁

Statistical diagnosis of performance of wastewater treatment plant

Jie Fan,Liang Cao,Cheng Gao,Jiasong Ye,Wenning Ye

表1 进出水水量与水质的描述性统计

指标 范围 平均值 变异系数CV/% TPS-95%/ TPS-50% 瞬时值达标率一级A/一级B 水量 （2.1~6.2）×104 4.9×104 12 1.2 — CODi 28.7~208 103 32 1.7 — BODi 20.0~115 43 37 1.9 — NH3-Ni 3.2~23.7 13.1 27 1.4 — TNi 7.7~34.8 18.5 32 1.8 — TPi 0.5~2.7 1.5 40 1.5 — SSi 37.0~89.0 50.4 14 1.3 — CODe 6.8~45.5 15.8 40 1.9 100%/100% BODe 1.3~9.4 3.8 45 2.3 100%/100% NH3-Ne 0~3.5 0.2 $\underline{{\rm{220}}}$ 10.0 100%/100% TNe 4.1~16.7 9.1 30 1.7 97%/100% TPe 0.3~1.2 0.8 17 1.3 2%/95% SSe 2.0~58.0 4.9 $\underline{{\rm{92}}}$ 3.3 94%/98%