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水蒸汽对先进再燃区脱硝效率的影响研究' T5 y$ Y. K' l( e0 d4 t: x: j% ?8 ^
+ q3 o' O* @. S# e* ~4 a南开大学沈伯雄孙幸福" E, v B( H, @5 X6 u9 d$ E6 ~
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、
' `- K# M! |9 k- z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
: W8 f2 r3 F! B1 z6 U7 c为其工业应用提供有价值的数据依据和理论基础。. r& w2 f7 w7 I( D7 i; F' i9 W
关键词：再燃脱硝；影响因素；机理分析
* w- O; Y8 m7 p+ d/ I- K" Y K1 Q) ?中图分类号：X701文献标识码：A9 h+ l) w8 F; V' [! F. `
& \; C; O- Q* J$ _9 ]0 H2 C* gExperimental Study on Advanced Reburning to De-NO under High Temperature% m6 N- w* ?2 b( s! \: j
SHEN Bo-xiong,SUN Xing-fu
" \; c: G9 B' dAbstract:Experiments were carried out to study on the influences of parameters to de-NO by natural gas and ammonia; F4 x7 |& _3 [: B5 C
injection under high temperature.The parameters include temperature,excess oxygen ratio,NH3 injection,water vapor2 l) n+ _8 |) C
content，etc.Many influences rules were found by the experiments,and their mechanism is explained.This will provide
$ y# D; E/ ]$ w) Nvaluable data and theory foundation for the utility of this technology.
# g+ G- }; e" W9 z! h0 nKey words:advanced reburning;influent parameters;mechanism analysis |
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发表于 2009-8-31 11:57:42
