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水蒸汽对先进再燃区脱硝效率的影响研究
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. v8 i" n, l" }- G2 \1 B南开大学沈伯雄孙幸福
m* U$ f/ |+ y! X+ m a1 Z g摘要：实验研究了以天然气和氨为还原剂，在高温环境中对烟气中氮氧化物进行还原脱除。在这个过程中，通过改变再燃区的温度、
. p0 Q6 w2 I, l' \( n! w d# ~4 ^过量氧系数、喷氨量、喷水蒸汽量等方法，提高再燃区的脱硝效率。通过实验研究对这些参数进行优化，并从机理上给予解释。本研究
( O: g- d# D; v( O为其工业应用提供有价值的数据依据和理论基础。
/ M7 M8 a: r, l0 o. T0 `关键词：再燃脱硝；影响因素；机理分析
, \, o0 w9 f1 _中图分类号：X701文献标识码：A
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Experimental Study on Advanced Reburning to De-NO under High Temperature
" w H4 O9 L4 B0 c& |$ KSHEN Bo-xiong,SUN Xing-fu" N+ F8 y# m t H
Abstract:Experiments were carried out to study on the influences of parameters to de-NO by natural gas and ammonia
3 o& A+ h1 n- R8 C; i* B0 iinjection under high temperature.The parameters include temperature,excess oxygen ratio,NH3 injection,water vapor
& ]3 G' @- \4 k: E; {4 f Fcontent，etc.Many influences rules were found by the experiments,and their mechanism is explained.This will provide$ \4 E7 }/ P& u/ m6 Q- f( ~
valuable data and theory foundation for the utility of this technology.
4 D, Y" Q: B$ }) s! H% v1 GKey words:advanced reburning;influent parameters;mechanism analysis |
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发表于 2009-8-31 11:57:42
