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再燃脱硝的动力学模拟和组分影响分析6 K& W8 z& o5 e# h% R, N: h
) V/ H- E" m7 t- r g沈伯雄,姚 强 (清华大学热能工程系,北京 100084)
/ B' ~8 H$ l4 c) 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
9 y. F( t" N6 B* Y; E2 Q8 t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、1 F% D8 E' D2 m0 P
NH3、H2和CO等对脱硝效果的影响.' p$ `; g- }) @& C6 K
关键词:再燃燃料;再燃脱硝;动力学模拟, G# v+ a5 s o0 u# e0 v! {
Kinetic model of reburning and analysis of reburnig fuels influences
7 U/ T) R* P! y- ASHEN Boxiong, YAOQiang (Department ofThermal Engineering, TsinghuaUniversity 100084)
3 E$ @5 [6 M/ XAbstract: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
* M& I) J$ Y1 @6 K) a' bindicate the chemistry process on the basis of experimental results. The influences for different kinds of reburningfuels includingnatural gas、( l- g3 @: M7 g" {; {3 E
pyrolysis gas、HCN、NH3、H2and CO are discussed in detailed in this paper.4 _) w J, Q( O
Keywords:reburning fuel, de-NO by reburning, kinetic model |
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发表于 2009-8-31 12:04:00
