铅锌冶炼废水脱盐零排放工程实例

夏传,刘双,李绪忠,王杰,李运龙

Engineering example of desalination zero⁃discharge of lead and zinc smelting wastewater

Chuan XIA,Shuang LIU,Xuzhong LI,Jie WANG,Yunlong LI

表5 膜浓缩工序产水水质

Table 5 Water quality of membrane concentration process

项目 总硬度 TDS 电导率 COD 膜浓缩产水 2~5 11~23 20.2~34.9 ≤10 标准限值 ≤250 ≤1 000 — ≤60 设计要求 ≤50 ≤150 ≤250 ≤10