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再燃脱硝的动力学模拟和组分影响分析3 v% g9 u% m; V- \) `: U* Q
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沈伯雄,姚 强 (清华大学热能工程系,北京 100084)
$ v, r7 G- b0 m! Y摘要:采用Gear算法模拟了再燃脱硝再燃区中化学反应过程,反应的热力学和动力学参数采用GRI 3·0,模拟结果和实验结* b! v+ L+ b, O- Q# {
果作比较,说明该模拟可以用于预测再燃脱硝的基本过程.在模拟的基础上讨论了不同再燃燃料及其中的不同组分如HCN、6 Q7 N! K! e# Y
NH3、H2和CO等对脱硝效果的影响.
+ H- Q M" N. Y关键词:再燃燃料;再燃脱硝;动力学模拟- q7 l$ o6 c& D" _' w
Kinetic model of reburning and analysis of reburnig fuels influences. R' f# U2 i0 X, j5 d& e* P
SHEN Boxiong, YAOQiang (Department ofThermal Engineering, TsinghuaUniversity 100084)
% |9 p* n C: S6 VAbstract:The chemistry process of reburning has been modeled on the bases of GRI 3·0 and the method of Gear. The model can be used to
/ s4 i( B6 z* ?: oindicate the chemistry process on the basis of experimental results. The influences for different kinds of reburningfuels includingnatural gas、
* V0 H$ C% @ p3 } jpyrolysis gas、HCN、NH3、H2and CO are discussed in detailed in this paper.
6 t Z2 z( L: @0 z, cKeywords:reburning fuel, de-NO by reburning, kinetic model |
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发表于 2009-8-31 12:04:00
