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Application research on paper mill sludge-derived activated carbon in catalytic ozonation degradation of orange Ⅱ(造纸污泥活性炭在催化臭氧氧化降解橙黄Ⅱ中的应用研究)
- Source :
- Zhejiang Daxue xuebao. Lixue ban, Vol 44, Iss 5, Pp 568-575 (2017)
- Publication Year :
- 2017
- Publisher :
- Zhejiang University Press, 2017.
-
Abstract
- 采用化学活化法将造纸污泥制备成活性炭,运用SEM、BET、EDS、FT-IR等常规表征技术分析其理化性质,再将制备的污泥活性炭作为催化剂,应用于催化臭氧氧化降解橙黄Ⅱ模拟染料废水,并考察不同因素对橙黄Ⅱ降解效果的影响,探究污泥活性炭催化臭氧氧化橙黄Ⅱ的反应机理.结果表明:(1)造纸污泥活性炭的理想制备条件为:原污泥与氯化锌质量比为1:2,活化时间为12 h,炭化温度为600 ℃,炭化时间为60 min. (2)在污泥活性炭催化臭氧体系中,污泥活性炭投加量和臭氧流量的增加有利于橙黄Ⅱ去除率的提高,但随着溶液初始pH值的增大,橙黄Ⅱ去除率降低.
Details
- Language :
- Chinese
- ISSN :
- 10089497
- Volume :
- 44
- Issue :
- 5
- Database :
- Directory of Open Access Journals
- Journal :
- Zhejiang Daxue xuebao. Lixue ban
- Publication Type :
- Academic Journal
- Accession number :
- edsdoj.b36b27a819294e38a004ef3b441c3d34
- Document Type :
- article
- Full Text :
- https://doi.org/10.3785/j.issn.1008-9497.2017.05.012