煤矿矿井水综合利用系统运行性能评估与优化分析

王仁雷,秦树蓬,马红亮,唐国瑞,衡世权

Performance evaluation and optimization analysis of comprehensive utilization system for mine wastewater in coal mine

Renlei WANG,Shupeng QIN,Hongliang MA,Guorui TANG,Shiquan HENG

表3 高密度沉淀池出水水质

Table 3 Effluent quality of high density sedimentation tank

曰期 pH 硬度/(mg·L-1) 碱度/(mmol·L-1) 浊度/NTU Ca2+/(mg·L—1) Mg2+/(mg·L—1) CODGr/(mg·L—1) 2020—06—20 7.59 72 0.68 4 22.9 3.78 4 2020—06—22 7.65 183 0.70 4 51.3 13.7 4