1)  chloromix tower,prechtower
预氯化塔
2)  prechloramination
预氯胺化
1.
The results showed that,compared with conventional treatment process,prechloramination process could apparently decrease the turbidity of settled water(or dissolved air f.
试验结果表明,采用预氯胺化工艺以后,沉淀出水(或气浮出水)以及过滤出水浊度明显降低;通过提高氯氮比可改善其助凝效果;同时滤后水中的颗粒总数大幅降低,过滤周期延长。
3)  prechlorination
预氯化
1.
Analysis on characteristics of prechlorination of algae-laden raw water;
预氯化处理高藻原水的特性分析
2.
Effect of ammonia-nitrogen on prechlorination process and optimization approach thereof;
氨氮对预氯化工艺的影响及优化对策
3.
Based on the pilot test, study was on treatment effectiveness of permanganate composite chemicals(PPC)’s enhanced coagulation and filtration, and comparison was made between PPC pretreatment and prechlorination.
通过中试试验考察了高锰酸盐复合药剂(PPC)安全强化低温低浊水的处理效能,对其强化混凝,强化过滤效果与预氯化处理进行了对比试验表明,PPC预处理技术在助凝、助滤、去除水体中有机污染物等方面都具有比预氯化更好的处理效果,该项技术对于低温低浊期的水处理具有很好的应用前
4)  pre-chlorination
预氯化
1.
Comparisons between enhanced effect of ultraviolet light C pretreatment and pre-chlorination on algae removal;
紫外光预处理与预氯化强化除藻的作用比较
2.
This paper describes an experiment concerning chlorine disinfection of raw water samples from the micro-polluted branches of Huangpu River in Shanghai in order to investigate the effect of permanganate addition for pre-oxidation in place of the conventional pre-chlorination.
目前国内大部分净水处理厂都是采用预加氯消毒工艺,但在预氯化的过程中易生成致癌、致畸、致突变的“三致”物质,降低了出厂水的安全性。
3.
Removal of AOC and BDOC in source water using pre-chlorination + conventional treatment process(coagulation-sedimentation-sand filtration) was investigated through the test.
试验研究了预氯化+常规处理工艺(混凝-沉淀-砂滤)对某水源水中AOC和BDOC的去除,结果表明:水源水中AOC和BDOC占总有机碳(以NPOC计)的比值都在9。
5)  NaClO pretreatment
预氯处理
1.
And investigation shows that the technical parameters of the NaClO pretreatment of hemp chemical degumming have effect to the quality of the hemp technical fiber.
确定了大麻脱胶的主要去除对象为木质素 ,探讨了预氯处理工艺参数对大麻工艺纤维品质的影响 ,得到了大麻最佳预氯工艺参数 :有效氯浓度为 1。
补充资料：预氯化
分子式：
CAS号：

性质：又称预加氯。指在原水(或污水)的混凝、沉降和过滤处理之前的初次加氯过程。其目的是：杀菌灭藻，抑制微生物的滋长；分解水中有机物质；破坏水中胶态物质的稳定，便于混凝去除；将还原物质氧化成高价化合物，以防止腐蚀和污染水质，并利于从水中将其分离；辅助混凝过程；减少臭味等。

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