NAME

王栋

Paper Publications

水热改性热解生物炭的制备、表征及吸附特性
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  • Indexed by:

    期刊论文

  • First Author:

    余剑刚

  • Co-author:

    张兴文,王栋,汤茜,李萍

  • Date of Publication:

    2018-09-21

  • Journal:

    工业水处理

  • Document Type:

    J

  • Volume:

    38

  • Issue:

    9

  • Page Number:

    53-57

  • ISSN No.:

    1005-829X

  • Key Words:

    改性生物炭;Cr(Ⅵ);甲基橙;吸附

  • Abstract:

    以鸡粪和玉米芯的混合物为原料,制备热解生物炭前驱体(BPC),并用尿素对其水热改性,得到水热改性热解生物炭(HMPC),研究了HMPC对废水中Cr(Ⅵ)和甲基橙(MO)的吸附性能.结果表明,在温度为25℃,Cr(Ⅵ)、MO溶液初始pH分别为2.0、6.5,搅拌速率为150 r/min,HMPC投加量为1 g/L的条件下,对初始质量浓度为100 mg/L的Cr(Ⅵ)、MO的吸附量分别为56.26、73.31 mg/g.HMPC对Cr(Ⅵ)和MO的吸附较好地遵循准二级动力学模型.Langmuir模型更好地拟合HMPC对Cr(Ⅵ)和MO的吸附行为.

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