净水厂紫外消毒工艺改造工程实践

Technology of Water Treatment(2020)

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Abstract
为应对炭砂滤池带来的生物泄露问题,保障出厂水微生物达标,在“臭氧-炭砂滤池”短流程深度处理的基础上,对水厂紫外消毒工艺进行升级改造,新增2套低压高强管道紫外设备.工程投入运行后,效果较好,经过紫外消毒杀菌后细菌总数下降了99%,且次氯酸钠投加单耗降低了50%左右.并且结合实际情况对设计高程、紫外取样点和次氯酸钠主消毒工艺进行了优化.可为同类型水厂的消毒工艺升级改造提供参考.
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