Wastewater treatment using electrocoagulation technology:a review

doi:10.11894/1005-829x.2012.32(12).11

Abstract

Abstract:

The principles and characteristics of the research progress in wastewater treatment by electrocoagulation are summarized.The processes of hydrolyzing and polymerization of Al ³⁺,Fe ³⁺ are analyzed,and the functions of relevant influencing factors are discussed,including electrode materials,pH,current density,etc.In addition,some engineering applications of the electrocoagulation technology are reviewed,including the removal of chromium,phosphorus,fluorine ions,dye pollutants,etc.The existing problems in the above researches and applications and the developing trends of this technology in the future are brought forward.

Key words: electrocoagulation, flocculation mechanism, wastewater treatment

摘要：

综述了电絮凝法处理废水的原理和特点,解析Al³⁺、Fe³⁺的水解聚合过程,并探讨相关影响因素的作用,包括电极材料、pH、电流密度等,列举了电絮凝法的部分实际应用,包括处理废水中的铬、磷、氟、染料污染物等,并提出目前研究和应用存在的问题及今后该技术的发展方向。

关键词: 电絮凝法, 絮凝机理, 废水处理

CLC Number:

O646
X703.1

Zhang Fengzhen, Yang Bo, Zhang Hong, Zhao Xuxin, Liu Jianhong. Wastewater treatment using electrocoagulation technology:a review[J]. INDUSTRIAL WATER TREATMENT, 2012, 32(12): 11-16.

张峰振, 杨波, 张鸿, 赵绪新, 刘剑洪. 电絮凝法进行废水处理的研究进展[J]. 工业水处理, 2012, 32(12): 11-16.

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