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电化学氧化法处理低浓度氨氮废水的研究

王家宏 秦静静 蒋伟群 马宏瑞 王帅

陕西科技大学学报(自然科学版)2016,Vol.34Issue(2):12-15,29,5.
陕西科技大学学报(自然科学版)2016,Vol.34Issue(2):12-15,29,5.

电化学氧化法处理低浓度氨氮废水的研究

Study of advanced treatment in low ammonia nitrogen water by electrochemical oxidation process

王家宏 1秦静静 1蒋伟群 2马宏瑞 1王帅2

作者信息

  • 1. 陕西科技大学资源与环境学院,陕西西安 710021
  • 2. 江苏蓝星化工环保有限公司,江苏宜兴214200
  • 折叠

摘要

Abstract

In this study ,the electrochemical oxidation was used in the treatment of low con-centration ammonia nitrogen wastewater and its influence factors on the ammonia-nitrogen removal efficiency ,such as the current density ,the chloride ion concentration ,the initial pH and the ammonia concentration were studied .The results showed that :ammonia can be com-pletely removed in 50 min and the concentration of ammonia has little effect when the initial ammonia concentration was 300 mg/L ,the current density was 20 mA/cm2 ,the chlorine ion concentration was 5 000 mg/L ,the initial pH was controlled in the range of 7~9 .The elec-trochemical oxidation was used in the treatment of the practical wastewater at the optimum process parameters ,ammonia nitrogen could be removed completely after 60 min ,while the TOC removal rate was 30% and the energy consumption for wastewater treatment was 18 KW .h/t .

关键词

电化学氧化/氨氮/电流密度

Key words

electrochemical oxidation/ammonia-nitrogen/current density

分类

资源环境

引用本文复制引用

王家宏,秦静静,蒋伟群,马宏瑞,王帅..电化学氧化法处理低浓度氨氮废水的研究[J].陕西科技大学学报(自然科学版),2016,34(2):12-15,29,5.

基金项目

陕西省科技厅科技统筹创新工程计划项目(2013KTCL14);陕西省科技厅社会发展科技攻关项目(2013K13-01-07);陕西省教育厅专项科研计划项目 ()

陕西科技大学学报(自然科学版)

OACSTPCD

2096-398X

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