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Fenton试剂强化微电解工艺预处理中纤板热磨废水
引用本文:张文妍,李凡,孙盼华,张齐生.Fenton试剂强化微电解工艺预处理中纤板热磨废水[J].浙江林学院学报,2011,28(1):13-17.
作者姓名:张文妍  李凡  孙盼华  张齐生
作者单位:南京林业大学木材工业学院,江苏南京,210037
基金项目:江苏省高校科研成果产业化推进工程项目(JH-09-54)
摘    要:研究了Fenton试剂强化微电解工艺预处理中纤板热磨废水的效果。结果表明,保持废水中亚铁离子(Fe2+)和过氧化氢(H2O2)的摩尔比为0.05~0.10,反应30 min后将废水pH值调到8.5,可进一步将微电解出水的化学需氧量值从14 000 mg.L-1降低到3 500 mg.L-1左右,大幅提升了预处理的效果,并为后续的生化处理提供良好的基础。另外,对热磨废水和最终出水进行了气相色谱/质谱联用技术(GC-MS)分析,结果显示,微电解-Fenton氧化工艺的氧化能力可以打开所有热磨废水中单环萜烯的键,将它们氧化成低碳原子的酯类、醇类和酮类化合物,但还不足以将废水中所有双环萜烯的键打开。图5表1参13

关 键 词:林业工程  中纤板热磨废水  Fenton试剂  微电解  预处理  气相色谱/质谱联用技术(GC-MS)分析

Micro-electrolysis treatment for hot,grinding wastewater from MDF production using Fenton's reagent
ZHANG Wen-yan,LI Fan,SUN Pan-hua,ZHANG Qi-sheng.Micro-electrolysis treatment for hot,grinding wastewater from MDF production using Fenton's reagent[J].Journal of Zhejiang Forestry College,2011,28(1):13-17.
Authors:ZHANG Wen-yan  LI Fan  SUN Pan-hua  ZHANG Qi-sheng
Institution:ZHANG Wen-yan,LI Fan,SUN Pan-hua,ZHANG Qi-sheng(College of Wood Science and Technology,Nanjing Forestry University,Nanjing 210037,Jiangsu,China)
Abstract:The hot,grinding wastewater from medium density fiberboard(MDF) production contains high concentrated toxic oranic maters.It is not fit for biochemical treatment even after pretreatment of micro-electrolysis.Fenton's reagent method was employed to improve the former micro-electrolysis treatment by means of jar test.Optimal parameters of the Fenton process were determined as 0.05-0.10 of/with 1 h reaction time.When Fenton treated effluent was controlled at pH 8.5,the sedimentation process further removed pol...
Keywords:forest engineering  hot  grinding wastewater from medium density fiberboard(MDF) production  Fenton  micro-electrolysis  pretreatment  gas chromatography-mass spectrometry(GC-MS)  
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