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NaOH和沼液浸泡预处理对麦糠厌氧发酵的强化作用比较

孙嘉臣 李子富 朱立新

孙嘉臣, 李子富, 朱立新. NaOH和沼液浸泡预处理对麦糠厌氧发酵的强化作用比较[J]. 环境工程技术学报, 2019, 9(5): 603-608. doi: 10.12153/j.issn.1674-991X.2019.01.150
引用本文: 孙嘉臣, 李子富, 朱立新. NaOH和沼液浸泡预处理对麦糠厌氧发酵的强化作用比较[J]. 环境工程技术学报, 2019, 9(5): 603-608. doi: 10.12153/j.issn.1674-991X.2019.01.150
SUN Jiachen, LI Zifu, ZHU Lixin. Comparison of enhancements of NaOH and liquid digestate soaking pretreatments for the anaerobic digestion of wheat husk[J]. Journal of Environmental Engineering Technology, 2019, 9(5): 603-608. doi: 10.12153/j.issn.1674-991X.2019.01.150
Citation: SUN Jiachen, LI Zifu, ZHU Lixin. Comparison of enhancements of NaOH and liquid digestate soaking pretreatments for the anaerobic digestion of wheat husk[J]. Journal of Environmental Engineering Technology, 2019, 9(5): 603-608. doi: 10.12153/j.issn.1674-991X.2019.01.150

NaOH和沼液浸泡预处理对麦糠厌氧发酵的强化作用比较

doi: 10.12153/j.issn.1674-991X.2019.01.150
详细信息
    作者简介:

    孙嘉臣(1994—),男,硕士,主要研究方向为固体废物处理, sunjiachen2012@126.com

    通讯作者:

    李子富 E-mail: zifuli@ustb.edu.cn

  • 中图分类号: X712

Comparison of enhancements of NaOH and liquid digestate soaking pretreatments for the anaerobic digestion of wheat husk

More Information
    Corresponding author: Zifu LI E-mail: zifuli@ustb.edu.cn
  • 摘要: 采用浓度分别为2%、4%、6%、8%的NaOH在80 ℃下预处理麦糠2 h,鸡粪和牛粪沼液在25 ℃下预处理麦糠5 d,比较NaOH和沼液浸泡预处理对麦糠厌氧发酵的强化作用。结果表明:6%NaOH获得最大产甲烷潜力,为199.5 mL/g,比对照组增加了191.2%(68.5 mL/g),且消化时间仅为6 d;鸡粪沼液的预处理效果明显优于牛粪沼液,最大产甲烷潜力达130.8 mL/g,相当于2%NaOH的预处理效果,但无需额外添加化学或生物等预处理药物。因此,在应用中可以根据实际情况,灵活选择2种预处理方式。

     

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出版历程
  • 收稿日期:  2018-12-10
  • 刊出日期:  2019-09-20

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