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Author:

李依丽 (李依丽.) | 尹晶 (尹晶.) | 杨珊珊 (杨珊珊.)

Indexed by:

CQVIP PKU CSCD

Abstract:

用硫酸改性污泥活性炭考察硫酸浓度及改性时间对活性炭吸附容量的影响,在最佳改性条件下研究了振荡时间、初始浓度、pH值对活性炭吸附Cr6+的影响.并对改性前后污泥活性炭吸附Cr6+的等温吸附特性、动力学模型进行分析.结果表明:采用体积比为1∶5的硫酸,改性2h,活性炭对Cr6吸附容量达9.44 mg/g,较原污泥活性炭提高了53%;改性前后污泥活性炭对Cr6的吸附均符合Langmuir等温吸附模型和准二级动力学模型.

Keyword:

吸附动力学 硫酸 污泥活性炭 六价铬

Author Community:

  • [ 1 ] [李依丽]北京工业大学
  • [ 2 ] [尹晶]北京工业大学
  • [ 3 ] [杨珊珊]北京工业大学

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Source :

北京工业大学学报

ISSN: 0254-0037

Year: 2014

Issue: 6

Volume: 40

Page: 932-937

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 12

Chinese Cited Count:

30 Days PV: 3

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