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第11期 陈滨等:氧化铝熟料溶出二次反应过程S02进入铝酸钠溶液的动力学机理 ,1403 0.09 7.5 (a) (b) 口+0.84mm 7.0 0+0.25--0.84mm 0.06 △+0.0980.15mm 7-0.044mm 6.5 6.0 0 0.03 y=0.0809x+5.2985 5.5 R-0.9941 6 5. 68 10 1214 0 4 8 121620 2428 e/min r-/mm 图2不同粒度下动力学曲线(a)及K一1/r的关系曲线(b) Fig.2 Curves of the dynamic model at different particle sizes (a)and relationship between K and 1/r(b) 0.14 4.0 (a) (b) 0.12 口60gL+ -4.4 0.10 o80g-L- 0 0.08 △100gL 48 7120gL4 0.06 -52 0.04 0 5.6 y=1.7769x-13.131 0.02 R-0.9818 60 2 681012 14 4.0 42 4.44.6 4.8 5.0 /min In(AOV(g-L-)) 图3不同调整液A2O3质量浓度下动力学曲线(a)及InK一n[A0]的关系曲线(b) Fig-3 Curves of dynamic model at different Al203 mass concentrations (a)and relationship between InK and In[AO](b) 0.08 4.0r (a) (b) 0a-L.41 0.06 0a1=1.60 4.5 y=0383x+3.7301 R-09762 △a-1.79 7a=198 0.04 -5.0 0.02 -5.5 6 10 14 6032 3.4 3.63.84.0424.44.6 /min! In([NV(g-L) 图4不同调整液苛性比值下动力学模型曲线(a)及lnK一ln[N]的关系曲线(b) Fig.4 Curves of dynamic model at different caustic modules of original solution (a)and relationship between In K and In[N](b) 08 4.0 (a) (b) 日90℃ 06 070℃ 45 y=-2990.1x+3.1682 A609C R0.9842 750℃ -5.0 0.4 4 5- -5.5 02 6.0 68101214 600270.00280.00290.00300.00310.0032 /mino (1/T)K 图5不同温度下动力学曲线(a)及lnK-1/T的关系曲线(b) Fig.5 Curves of dynamic model at different temperatures (a)and relationship between In K and 1/T (b)图2 不同粒度下动力学曲线(a)及 K-1/r 的关系曲线(b) Fig.2 Curves of the dynamic model at different particle sizes (a) and relationship between K and1/r (b) 图3 不同调整液 Al2O3 质量浓度下动力学曲线(a)及 ln K-ln[AO]的关系曲线(b) Fig.3 Curves of dynamic model at different Al2O3mass concentrations (a) and relationship between ln K and ln[AO] (b) 图4 不同调整液苛性比值下动力学模型曲线(a)及 ln K-ln[Nk ]的关系曲线(b) Fig.4 Curves of dynamic model at different caustic modules of original solution (a) and relationship between ln K and ln[Nk ] (b) 图5 不同温度下动力学曲线(a)及 ln K-1/T 的关系曲线(b) Fig.5 Curves of dynamic model at different temperatures (a) and relationship between ln K and1/T (b) 第11期 陈 滨等: 氧化铝熟料溶出二次反应过程 SiO2 进入铝酸钠溶液的动力学机理 ·1403·
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