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 4 不同二次风配风工况（A0，A1，B1，B2，B3）计算结果统计

Tab.4 Statistical values under conditions with different secondary air arrangements（A0，A1，B1，B2，B3）

工况编号 Tt /K Tf /K To /K ${\varphi _{\rm O_2}}$/% ${\varphi _{\rm CO}}$/10−6 A0 1277 1242 993 3.6% 2 220 A1 1283 1128 953 3.4% <1 B1 1291 1138 959 3.6% <1 B2 1266 1149 973 3.3% <1 B3 1286 1135 990 3.6% <1