臭氧在水处理的应用

zhankuno3

&nbsp; &nbsp; &nbsp;<span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">臭氧在应用于中水回用易处理，出水效果好。处理废水一般用于一、二级生物处理出水的杀菌消毒</span><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">,</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">但其他行业同时也广泛应用，比如利用臭氧氧化去除生物难以降解的或者有毒的化合物</span><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">,</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">以提高废水生物氧化单元的效率</span><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">,</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">此外也可以用以减少污泥产量。其同时还是去除工业废水中的有机污染物和无机污染物以及消毒。</span><div><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">&nbsp; &nbsp;</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">臭氧消毒的特点：</span></div><div><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">&nbsp; &nbsp;1</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">）反应快、投量少，臭氧能迅速杀灭扩散在水中的细菌、芽孢、病毒且在很低的浓度时既有杀菌灭活作用；</span></div><div><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">&nbsp; &nbsp;2</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">）适应能力强，在</span><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">PH5.6-9.8</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">，水温</span><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">0-37</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">℃的范围内，对臭氧的消毒性能影响很小；</span></div><div><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">&nbsp; &nbsp;3</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">）在水中不产生持久性残余，无二次污染；</span></div><div><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">&nbsp; &nbsp;4</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">）臭氧的半衰期很短，仅二十分钟；</span></div><div><span lang="EN-US" style="text-indent: 21.75pt; text-align: center;">&nbsp; &nbsp;5</span><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">）能破坏水中有机物，改善水的物理性质和器官感觉，进行脱色和去嗅去味作用，使水呈蔚蓝色，而又不改变水的自然性质。</span></div><div><span style="text-indent: 21.75pt; text-align: center; font-family: 宋体;">&nbsp;</span></div>

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