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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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2 y7 w4 E' e, O. k( L南开大学沈伯雄孙幸福
/ d4 \) E# F( J7 m* ~! ^9 [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、4 f7 u" x$ u$ P1 Q
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
/ D/ b5 m" j% V5 c! L+ C! ^. G为其工业应用提供有价值的数据依据和理论基础。; n' K$ E. ]1 Y8 d) N, w& j
关键词：再燃脱硝；影响因素；机理分析
8 m' f7 F- G3 y F" U( y! l中图分类号：X701文献标识码：A
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, a @& M% ]. sExperimental Study on Advanced Reburning to De-NO under High Temperature& D( q& [) ^& c* a
SHEN Bo-xiong,SUN Xing-fu' a' F! }/ b3 x; x
Abstract:Experiments were carried out to study on the influences of parameters to de-NO by natural gas and ammonia
, Y: `: c, d1 {; Ginjection under high temperature.The parameters include temperature,excess oxygen ratio,NH3 injection,water vapor
2 M% M+ m6 R% O3 f9 Ycontent，etc.Many influences rules were found by the experiments,and their mechanism is explained.This will provide" ]+ t1 a0 M1 y+ c5 Y, o
valuable data and theory foundation for the utility of this technology.
- ~* _+ z$ z3 b! lKey words:advanced reburning;influent parameters;mechanism analysis |
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发表于 2009-8-31 11:57:42
