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水蒸汽对先进再燃区脱硝效率的影响研究
/ N. N1 ^ g( c/ V
8 x7 m8 L, ~/ v; N/ E, \1 S南开大学沈伯雄孙幸福
1 g5 H5 n; I; g! O6 C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、
- p/ [5 B2 D& Z# k5 n, R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% w% g' j1 ~+ `
为其工业应用提供有价值的数据依据和理论基础。( Z5 n% I' c& c" u1 o* w0 z
关键词：再燃脱硝；影响因素；机理分析
7 I2 b1 e3 X* g4 d" }中图分类号：X701文献标识码：A
8 Q* [8 w0 f4 ~- o- d9 S0 w
6 D( ^: e# |* O- u% ~Experimental Study on Advanced Reburning to De-NO under High Temperature
0 [* V& _" ^9 u, V- KSHEN Bo-xiong,SUN Xing-fu1 ^' X7 u3 F+ M. K2 Q" ^
Abstract:Experiments were carried out to study on the influences of parameters to de-NO by natural gas and ammonia" z( I" ^0 [( _ H4 [
injection under high temperature.The parameters include temperature,excess oxygen ratio,NH3 injection,water vapor
" q% e- a, T/ j6 @- qcontent，etc.Many influences rules were found by the experiments,and their mechanism is explained.This will provide3 c% g ~) [& A) N
valuable data and theory foundation for the utility of this technology.
, h6 ]# O$ h8 H% B4 Q! E/ `4 \1 p. FKey words:advanced reburning;influent parameters;mechanism analysis |
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发表于 2009-8-31 11:57:42
