Paper Title:

Treatment of Wastewater Containing Disused Extractant by Advanced Oxidation Processes

Periodical Applied Mechanics and Materials (Volumes 178 - 181)
Main Theme Sustainable Environment and Transportation
Edited by Mingjin Chu, Huizhong Xu, Zhilin Jia, Yun Fan and Jiangping Xu
Pages 458-462
DOI 10.4028/www.scientific.net/AMM.178-181.458
Citation Ying Hong Xiang et al., 2012, Applied Mechanics and Materials, 178-181, 458
Online since May, 2012
Authors Ying Hong Xiang, Jun Ke Song, Xiang Dong Li, Jing Wang
Keywords Advanced Oxidation Process (AOP), Disused Extractant, O3/Fenton, UV/Fenton
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Abstract

The spent fuel can be treated by solvent extraction. In the process of extraction, the performance of the extraction will be serious deterioration by the effect of radioactive radiation, chemical reaction, light and heat, it will be a new waste and harm human being and pollute environment seriously. In this paper, four different advanced oxidation processes (UV/H2O2,UV/Fenton,O3 and O3/Fenton)were used to treat the wastewater containing extractant. All of these four methods, at presumed conditions, could result in high COD removal efficiencies, and the removal rate of COD reached 80% or above when the wastewater was treated 3 hours.When the wastewater was treated by pretreatment/O3/Fenton, the COD and removal efficiency of the effluent were 247mg/L,94.5% respectively, at the O3 dose of 1000 mg/L with 72 ml/L H2O2.