Kinetics of NO absorption in aqueous iron(II) bis(2,3-dimercapto-1-propanesulfonate) solutions using a stirred reactor

被引:43
作者
Shi, Y [1 ]
Littlejohn, D [1 ]
Chang, SG [1 ]
机构
[1] UNIV CALIF BERKELEY,ERNEST ORLANDO LAWRENCE BERKELEY NATL LAB,DIV ENERGY & ENVIRONM,BERKELEY,CA 94720
关键词
D O I
10.1021/ie950655m
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
The iron(II) bis(2,3-dimercapto-1-propanesulfonate) (Fe2+(DMPS)(2)) complex is a newly developed metal thiochelate for the removal of NOx from flue gas. The mass transfer and kinetics of the absorption of NO in aqueous Fe2+(DMPS)(2) solutions have been studied in a stirred reactor. Factors influencing the NO absorption rate, such as pH, Fe2+(DMPS)(2) concentration, and the ratio of Fe2+ to DMPS have been investigated. The forward rate constant of the Fe2+(DMPS)(2)NO complexation reaction has been determined to be 1.1 x 10(8) L/mols at pH 7.2 and 50 degrees C.
引用
收藏
页码:1668 / 1672
页数:5
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