Please wait a minute...
 
最新公告: 重要提醒:骗子冒充编辑部要求加作者微信,谨防上当!   关于暑假、寒假期间版面费发票及期刊样刊延迟邮寄的通知    
现代化工  2019, Vol. 39 Issue (4): 112-115    DOI: 10.16606/j.cnki.issn0253-4320.2019.04.025
  科研与开发 本期目录 | 过刊浏览 | 高级检索 |
高级还原技术处理偶氮染料废水的研究
程爱华, 张佳宝
西安科技大学地质与环境学院, 陕西 西安 710054
Research on treatment of azo dye wastewater by advanced reduction process
CHENG Ai-hua, ZHANG Jia-bao
College of Geology and Environment, Xi'an University of Science and Technology, Xi'an 710054, China
下载:  PDF (1446KB) 
输出:  BibTeX | EndNote (RIS)      
摘要 以典型的偶氮染料甲基橙人工配制的模拟废水为研究对象,通过静态实验考察了高级还原技术处理偶氮染料废水的影响因素,探究了其降解机理。实验结果表明,在紫外光照射下,亚硫酸钠的质量浓度为0.2 g/L、pH=6、原水质量浓度为20 mg/L、反应80 min时,甲基橙废水的去除率可达67%。强还原性自由基光生电子是高级还原技术处理偶氮染料废水的主要活性物质,偶氮键被破坏。高级还原技术可用于偶氮染料废水的处理。
服务
把本文推荐给朋友
加入引用管理器
E-mail Alert
RSS
作者相关文章
程爱华
张佳宝
关键词:  偶氮染料废水  甲基橙  高级还原技术  光生电子  静态实验    
Abstract: Methyl orange,a typical azo dye,is used to prepare simulated wastewater as the research object,the affecting factors and mechanisms for treating with azo dye-containing wastewater by the advanced reduction process are studied via static experiments.The experimental results show that the removal rate of methyl orange sulfite can reach 67% after experiencing 80 min of reaction under ultraviolet irradiation,with sodium sulfite as reduction agent,pH=6,the concentration of raw water being 20 mg·L-1 and the dosage of reduction agent being 0.2 g·L-1.The experimental results show that sodium sulfite produces a strong reductive free radical-photoelectron,which is the main active substance in the degradation of methyl orange wastewater,fading azo bond to degrade azo dye under deoxidization conditions.This advanced reduction process can be used to treat azo dye-containing wastewater efficiently.
Key words:  azo dye-containing wastewater    methyl orange    advanced reduction process    photogenerated electron    static experiment
收稿日期:  2018-08-08      修回日期:  2019-01-31          
ZTFLH:  X703.1  
基金资助: 陕西省工业攻关计划项目(2013GY2-06)
通讯作者:  程爱华(1977-),女,博士,副教授,研究方向为水处理技术,通讯联系人,cah_cheng@126.com。    E-mail:  cah_cheng@126.com
引用本文:    
程爱华, 张佳宝. 高级还原技术处理偶氮染料废水的研究[J]. 现代化工, 2019, 39(4): 112-115.
CHENG Ai-hua, ZHANG Jia-bao. Research on treatment of azo dye wastewater by advanced reduction process. Modern Chemical Industry, 2019, 39(4): 112-115.
链接本文:  
http://www.xdhg.com.cn/CN/10.16606/j.cnki.issn0253-4320.2019.04.025  或          http://www.xdhg.com.cn/CN/Y2019/V39/I4/112
[1] 董振,刘亮,郝艳,等.偶氮染料废水处理技术的研究进展[J].水处理技术,2017,43(4):6-10.
[2] 代岩,王硕,田黎明,等.FePc-TiO2/CS复合材料制备及光催化降解染料废水[J].现代化工,2018,38(7):89-92.
[3] 吴远慧,蒋茹,朱华跃.CNT/CdS/壳聚糖-H2O2可见光光催化甲基橙脱色研究[J].环境科学与技术,2011,34(2):69-73.
[4] 李娄刚.TiO2光催化氧化降解偶氮染料废水的研究[J].化学工业与工程技术,2008,(2):11-14.
[5] 袁超,李磊,孙应龙,等.零价铝还原处理偶氮染料活性蓝222废水[J].环境科学研究,2016,29(7):1067-1074.
[6] Li X,Ma J,Liu G,et al.Efficient reductive dechlorination of monochloroacetic acid by sulfite/UV process[J].Environmental Science & Technology,2012,46(13):7342-7349.
[7] 杨世迎,张宜涛,郑迪.高级还原技术:一种水处理新技术[J].化学进展,2016,28(6):934-941.
[8] Vellanki B P,Batchelor B,Abdelwahab A,et al.Advanced reduction processes:A new class of treatment processes[J].Environmental Engineering Science,2013,30(5):264-271.
[9] Jung B,Nicola R,Batchelor B,et al.Effect of low-and medium-pressure Hg UV irradiation on bromate removal in Advanced Reduction Process[J].Chemosphere,2014,117(1):663-672.
[10] Liu X,Yoon S,Batchelor B,et al.Degradation of vinyl chloride (VC) by the sulfite/UV advanced reduction process (ARP):Effects of process variables and a kinetic model[J].Science of the Total Environment,2013,454:578-583.
[11] Rauf M A,Meetani M A,Hisaindee S,et al.An overview on the photocatalytic degradation of azo dyes in the presence of TiO2 doped with selective transition metals[J].Desalination,2011,276:13-27.
[12] 朱鹏飞,刘梅,张杰.Cu-ZnO/膨润土的制备及光催化降解甲基橙废水性能[J].安全与环境学报,2014,14(6):148-152.
[13] Lin S,Gurol M D.Catalytic decomposition of hydrogen peroxide on iron oxide:Kinetics,mechanism,and implications[J].Environmental Science & Technology,1998,32(10):1417-1423.
[14] 汪快兵,方迪,徐峙晖,等.生物合成施氏矿物作为类芬顿反应催化剂降解甲基橙的研究[J].环境科学,2015,36(3):995-999.
[15] 朱杰,张仁熙,潘循皙,等.水相中溴苯与OH自由基、H原子及水合电子eaq-的反应机理[J].环境科学,2002,(S1):69-72.
[1] 张萍花, 李梦婷, 陈建钧, 王红艳, 史洪伟, 燕云洁, 姜桃. 银负载石墨烯复合材料的制备及光催化性能研究[J]. 现代化工, 2018, 38(9): 81-84,86.
[2] 凌姝琪, 刘宗健, 黄新文. Cu2O@Cu纳米线的制备及对染料废水的脱色效能[J]. 现代化工, 2017, 37(4): 137-140.
[3] 陶旭梅, 王国伟, 刘得璐, 宋佳佳, 李肖晓, 叶庆国. 新型两级DBD等离子体反应器处理印染废水的研究[J]. 现代化工, 2016, 36(10): 142-145,147.
[4] 孙统才, 李巧玲. ZnCl2改性煤矸石对甲基橙的吸附性能研究[J]. 现代化工, 2016, 36(1): 93-97.
No Suggested Reading articles found!
Viewed
Full text


Abstract

Cited

  Shared   
  Discussed   
京ICP备09035943号-37
版权所有 © 《现代化工》编辑部
本系统由北京玛格泰克科技发展有限公司设计开发 技术支持:support@magtech.com.cn