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NH3-N废水的电催化氧化技术研究
引用本文:章丽萍,何绪文,张珊珊.NH3-N废水的电催化氧化技术研究[J].九江师专学报,2008(6):53-55.
作者姓名:章丽萍  何绪文  张珊珊
作者单位:中国矿业大学化学与环境工程学院,北京100083
摘    要:本文以试验室配制的氨氮(NH3-N)溶液为研究对象,利用电催化氧化的方法对其进行试验研究,考察电催化氧化方法对氨氮溶液中氨氮的去除效果,研究并探讨了水体中氯离子含量对氨氮去除的影响,并分析了溶液温度、电流密度、电导率、pH值等参数的变化情况研究表明:电催化氧化方法对氨氮的去除有一定的效果;溶液中氯离子浓度越高,氨氮的降解速度越快;根据本文所述的试验条件,随着电解时间的增加,溶液温度、电流密度及电导率总体均呈增加趋势,pH值的变化趋势相反。

关 键 词:氨氮  电催化氧化  电流密度  电导率

STUDY ON ELECTROCATALYTIC OXIDATION TECHNOLOGY OF AMMONIA- NITROGEN WASTEWATER
Zhang Liping; He Xuwen; Zhang Shanshan.STUDY ON ELECTROCATALYTIC OXIDATION TECHNOLOGY OF AMMONIA- NITROGEN WASTEWATER[J].Journal of Jiujiang Teacher's College,2008(6):53-55.
Authors:Zhang Liping; He Xuwen; Zhang Shanshan
Institution:Zhang Liping; He Xuwen; Zhang Shanshan (School of Chemical and Environmental Engineering, China University of Mining & Technology, Beijing 100083 )
Abstract:In this paper, the subject investigated was ammonia - nitrogen solution prepared by ourselves in our experimental laboratory, and this solution was treated by electrocatalytic oxidation in order to study the removing effect of ammonia - nitrogen. The influence of chloride ion on the removing of ammonia - nitrogen was investigated, and some parameters, such as solution temperature, current density, conductivity and pH, were discussed. The study showed that am- monia - nitrogen in solution was removed by electroeatalytic oxidation; the higher the concentration of chloride ion in solution, the faster the removing rate of ammonia - nitrogen; and on this experimental conditions, all of solution temperature, current density and conductivity increased by the increasing of electrolytic time; just pH decreased.
Keywords:ammonia - nitrogen  electrocatalytic oxidation  current density  conductivity
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