臭氧/活性炭对硝基苯的去除效果研究附视频

被引:23
作者
隋铭皓
马军
机构
[1] 哈尔滨工业大学市政环境工程学院
[2] 哈尔滨工业大学市政环境工程学院 黑龙江哈尔滨
[3] 黑龙江哈尔滨
基金
国家杰出青年科学基金;
关键词
臭氧; 粒状活性炭; 催化剂; 硝基苯;
D O I
暂无
中图分类号
X703 [废水的处理与利用];
学科分类号
083002 ;
摘要
以硝基苯为典型有机物 ,对臭氧 /活性炭氧化去除微污染原水中有机物的效果进行了初步研究。结果表明 ,活性炭作为催化剂与臭氧共同作用 ,对硝基苯的去除率明显高于单独臭氧氧化 ;在保证活性炭与臭氧分子和有机物充分接触的 2min内 ,臭氧 /活性炭对硝基苯的氧化速率是臭氧氧化的 6倍 ;随着pH值的增加 ,臭氧 /活性炭对硝基苯的去除率逐渐提高 (单独臭氧氧化同样如此 ) ,但至 pH =9.5 5时 ,臭氧 /活性炭对硝基苯的去除失去优势。此外 ,还研究了活性炭的使用寿命 ,通过对活性炭进行改性 ,使其效能更加优良
引用
收藏
页码:70 / 73
页数:4
相关论文
共 8 条
[1]  
Impactofpreozonationongranularactivatedcarbonproperties. BertrandWDussert,SusanL Kovacic,RichardWFarmer. Watersupply . 1995
[2]  
Oxidation of tri - and perchloroethene in aqueous solution with ozone and hydrogen peroxide in a tube reactor. Matthias Sunder,Dietmar - christian Hempel. Water Research . 1997
[3]  
The influence of O3 reaction on physico - chemical characteristics of activated carbon for benzene adsorption. Hung-Lung Chiang,P C Chiang. Toxicological and Environmental Chemistry . 1995
[4]  
Destruction rate of volatile organaochlorine compounds in water by ozonation with ultraviolet radiation. Katsuki Kusakabe,Shinji Aso,et al. Water Research . 1991
[5]  
Rate constants of reactions of ozone with organic and inorganic compounds in water-Ⅰ: non- dissociating organic compounds. Hoigne J,Bader H. Water Research . 1983
[6]  
Prospects concerning applications of catalytic ozonation in drinking water treatment. Paillard H,Dore M,Bourbigot M M. Proc of the 10th Ozone World Congress . 1991
[7]  
The role of hydroxyl radical reactions in ozonation processs in aqueous solutions. Hoigne J,Bader H. Water Research . 1976
[8]  
Degradation of atrazine by manganese - catalysed ozonation - influence of radical scavengers. Jun Ma,Nigel J D Graham. Water Research . 2000