烟气再循环对生物质炉排炉燃烧影响的数值模拟

陆燕宁,章洪涛,许岩韦,朱燕群,万凯迪,邵哲如,王智化

Numerical simulation of effects of flue gas recirculation on biomass combustion in grate boiler

Yan-ning LU,Hong-tao ZHANG,Yan-wei XU,Yan-qun ZHU,Kai-di WAN,Zhe-ru SHAO,Zhi-hua WANG

表 2 所有计算工况空气的分配比例

Tab.2 Air distribution of calculation conditions

工况编号 ${\alpha _{\rm{1}}}$/% ${\alpha _{{\rm{ign}}}}$/% ${\alpha _{{\rm{21}}}}$/% ${\alpha _{22}}$/% ${\alpha _{{\rm{23}}}}$/% ${\alpha _{{\rm{24}}}}$/% A0 58.1 6.0 12.8 0 23.1 0 A1 58.1 6.0 12.8 0 23.1 0 B1 58.1 6.0 12.8 0 18 5.1 B2 58.1 6.0 12.8 0 14.6 8.5 B3 58.1 6.0 12.8 0 11.2 11.9