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针-板式介质阻挡放电降解土壤中对硝基苯酚研究

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2012-01-01

Journal: 环境科学与技术

Included Journals: CSCD、ISTIC、PKU

Volume: 35

Issue: 10

Page Number: 50

ISSN: 1003-6504

Key Words: 介质阻挡放电(DBD); 土壤; 对硝基苯酚; 降解

Abstract: 采用针-板式介质阻挡放电(DBD)产生低温等离子体降解土壤中对硝基苯酚(PNP),考察了放电电压、载气气量、土壤含水率以及土壤pH值对土壤中PN
   P降解效果的影响。结果表明:针-板式DBD对土壤中PNP有良好的降解效果。在PNP初始浓度400 mg/kg,放电电压18
   kV条件下,放电处理60
   min,PNP降解率达到87.3%。增加放电电压和含水率均能提高降解率。不通人载气,也有较好的降解效果。碱性条件有利于PNP降解。

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