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1 自来水氯化消毒的现状及问题氯化消毒已有百年以上的历史,由于氯消毒经济有效,使用方便,效果好,一直是水处理中广泛使用的消毒剂。我国水厂通常采用预加氯和后加氯。预氯化可以防止水厂各类构筑物中滋生青苔,还可以氧化破坏有机胶体表面的保护膜、提高混凝沉淀效果,同时延长氯胺接触时间,节省加氯量,在以含藻类高的水库为水源的水厂,预加氯一度受到重视,但资料表明产生
1 Chlorinated water disinfection of the status quo and problems Chlorinated disinfection has a history of more than a century, due to chlorine disinfection cost-effective, easy to use, good effect, has been widely used in water treatment disinfectant. China's water plants usually use pre-chlorination and post-chlorination. Pre-chlorination can prevent all kinds of structures in the water plant breeding moss, you can also oxidize the protective film on the surface of organic colloids to improve the coagulation and sedimentation effect, while prolonging chloramine exposure time, save chlorine, in algae-containing reservoirs As a water plant, pre-chlorination was once taken seriously, but the data show that