Processing of simulated dichloromethane gas by absorption-catalytic degradation with bimetallic iron particles(吸收-催化还原法处理模拟二氯甲烷废气实验研究)
采用铁粉与金属盐溶液进行置换反应的方法,分别制备了Ni、Cu、Ag 3种金属与铁构成的双金属,并将其用于吸收-液相还原法工艺中,以处理二氯甲烷废气,考察了pH值、双金属比率等因素对金属铁与二氯甲烷之间的还原脱氯反应以及体系净化效率的影响.实验结果显示:在双金属与水组成的体系中,低pH值有利于二氯甲烷的还原脱氯;金属比例在一定范围内(R/Fe<0.05%),3种双金属体系的还原脱氯能力均随R比例的提高而增强;对于实验所研究的3种双金属体系,Ni/Fe对二氯甲烷的还原脱氯效果最好....
Main Authors: | , , |
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Format: | Article |
Language: | zho |
Published: |
Zhejiang University Press
2013-03-01
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Series: | Zhejiang Daxue xuebao. Lixue ban |
Subjects: | |
Online Access: | https://doi.org/10.3785/j.issn.1008-9497.2013.02.018 |