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再燃脱硝的动力学模拟和组分影响分析4 e! b. a! q O3 i
# |7 ~0 E4 ~$ K( ~% E1 l沈伯雄,姚 强 (清华大学热能工程系,北京 100084)% F# b _0 g" S6 ~* n4 O6 y, C+ d
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* [3 r$ Y3 N3 h$ R; [4 f
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、
# e) z0 W" P- P, l: o. PNH3、H2和CO等对脱硝效果的影响.
; T# F) D& y% |# L- |5 S1 ]关键词:再燃燃料;再燃脱硝;动力学模拟9 e* u4 P1 Y* H# s9 O
Kinetic model of reburning and analysis of reburnig fuels influences" z$ E1 v# Y5 M7 q B
SHEN Boxiong, YAOQiang (Department ofThermal Engineering, TsinghuaUniversity 100084)5 a. S/ }) @: V
Abstract: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/ p1 i* C' y" b# u5 A3 H
indicate the chemistry process on the basis of experimental results. The influences for different kinds of reburningfuels includingnatural gas、
% b& Q. b1 o' R8 epyrolysis gas、HCN、NH3、H2and CO are discussed in detailed in this paper.
- q, N" m+ z; }Keywords:reburning fuel, de-NO by reburning, kinetic model |
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发表于 2009-8-31 12:04:00
