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第4期 王耀等:连铸中间包钢液中凝聚态氧化铝夹杂物运动行为的数值模拟 ·437· 1.8)A山203夹杂物相比于直径为20、40、60和80m tion of inclusions in molten steel with DLA model.J Unig Sci 的球形(D=3.0)A山,O3夹杂物,夹杂物上浮去除 Technol Beijing,2006,28(4):343 (李宏,温娟,张炯明,等.应用DLA模型模拟钢中夹杂物集 率降低百分率分别为4.8%、5.7%、6.4%和 团凝聚.北京科技大学学报,2006,28(4):343) 12.5%.随着尺寸的增大,簇群状A山,03夹杂物的 [6]Li H,Wang X H,Yasushi S,et al.Agglomeration simulation of 上浮去除率相比于同尺寸致密球形夹杂物的上浮去 chain-ike inclusions in molten steel based on fractal cluster-cluster 除率降低得就越多. agglomeration model.Mater Trans,2007,48(8):2170 Guo LF,Li H,Wang Y.Fractal dimension of nonmetallic inclu- 参考文献 sions and relationship with its morphology in steel.J fron Steel [1]Zhang L.F,ShojiT,Cai KK.Fluid flow and inclusion removal in Res,2012,24(10):41 continuous casting tundish.Metal Mater Trans B,2000,31(2): (郭洛方,李宏,王耀.钢中夹杂物的分形维数及其与形貌特 253 征的关系.钢铁研究学报,2012,24(10):41) Zhang B W,Li B W,Liu Z X.Mathematical simulation to the [8]Gmachowski L.Estimation of the dynamic size of fractal aggrega- moving trajectory of inclusion particles of tundish in continuous tion.Colloids Surf A,2000,170(2)209 casting process.J Baotou Univ Iron Steel Technol,1999,18(2): ] Guo L F,Li H,Wang Y,et al.Applying fractal theory to study 125 agglomeration of solid inclusion particles in liquid steel and floating (张邦文,李保卫,刘中兴.连铸中间包钢液中夹杂物颗粒运 characteristics.Phys Exam Test,2012,30(4):22 动轨迹的数值模拟.包头钢铁学院学报,1999,18(2):125) (郭洛方,李宏,王耀,等。应用分形理论研究钢液中固态夹 B]Zhang J M,He JC,Li B K.Mathematical simulation to the mov- 杂物颗粒的凝聚及上浮特性.物理测试,2012,30(4):22) ing trajectory of inclusion particles of mold in continuous casting 1o] Guo L F,Li H,Wang Y.Quantitative description method of to- process.Chin J Nonferrous Met,1997,7(Suppl 1):82 pography characteristics of inclusions in steel and test of its apply- (张炯明,赫冀成,李保宽.连铸结品器中夹杂物粒子运动轨 ing in floating velocity.Metall Anal,2012,32(9):1 迹的数值模拟.中国有色金属学报,1997,7(增刊1):82) (郭洛方,李宏,王耀.钢中夹杂物形貌特征的定量描述方 4]Zhang B W,Deng K,Lei Z S,et al.A mathematical model on 法及其与上浮速度的关系.治金分析,2012,32(9):1) coalescence and removal of inclusion particles in continuous casting [11]Miki Y,Thomas B G.Modeling of inclusion removal in a tundish.Acta Metall Sin,2004,40(6)623 tundish.Metall Mater Trans B,1999,30(4):639 (张邦文,邓康,雷作胜,等。连铸中间包中夹杂物聚合与去 [12]Tozawa H,Kato Y,Sorimachi K,et al.Agglomeration and flota- 除的数学模型.金属学报,2004,40(6):623) tion of alumina clusters in molten steel.IS//Int,1999,39(5): Li H,Wen J,Zhang J M,et al.Simulation on cluster-ngglomera- 426第 4 期 王 耀等: 连铸中间包钢液中凝聚态氧化铝夹杂物运动行为的数值模拟 1. 8) Al2O3 夹杂物相比于直径为 20、40、60 和80 μm 的球形( Df = 3. 0) Al2O3 夹杂物,夹杂物上浮去除 率降低百分率分别为 4. 8% 、5. 7% 、6. 4% 和 12. 5% . 随着尺寸的增大,簇群状 Al2O3 夹杂物的 上浮去除率相比于同尺寸致密球形夹杂物的上浮去 除率降低得就越多. 参 考 文 献 [1] Zhang L F,Shoji T,Cai K K. Fluid flow and inclusion removal in continuous casting tundish. Metal Mater Trans B,2000,31( 2) : 253 [2] Zhang B W,Li B W,Liu Z X. Mathematical simulation to the moving trajectory of inclusion particles of tundish in continuous casting process. J Baotou Univ Iron Steel Technol,1999,18( 2) : 125 ( 张邦文,李保卫,刘中兴. 连铸中间包钢液中夹杂物颗粒运 动轨迹的数值模拟. 包头钢铁学院学报,1999,18( 2) : 125) [3] Zhang J M,He J C,Li B K. Mathematical simulation to the mov￾ing trajectory of inclusion particles of mold in continuous casting process. Chin J Nonferrous Met,1997,7( Suppl l) : 82 ( 张炯明,赫冀成,李保宽. 连铸结晶器中夹杂物粒子运动轨 迹的数值模拟. 中国有色金属学报,1997,7( 增刊 l) : 82) [4] Zhang B W,Deng K,Lei Z S,et al. A mathematical model on coalescence and removal of inclusion particles in continuous casting tundish. Acta Metall Sin,2004,40( 6) : 623 ( 张邦文,邓康,雷作胜,等. 连铸中间包中夹杂物聚合与去 除的数学模型. 金属学报,2004,40( 6) : 623) [5] Li H,Wen J,Zhang J M,et al. Simulation on cluster-agglomera￾tion of inclusions in molten steel with DLA model. J Univ Sci Technol Beijing,2006,28( 4) : 343 ( 李宏,温娟,张炯明,等. 应用 DLA 模型模拟钢中夹杂物集 团凝聚. 北京科技大学学报,2006,28( 4) : 343) [6] Li H,Wang X H,Yasushi S,et al. Agglomeration simulation of chain-like inclusions in molten steel based on fractal cluster-cluster agglomeration model. Mater Trans,2007,48( 8) : 2170 [7] Guo L F,Li H,Wang Y. Fractal dimension of nonmetallic inclu￾sions and relationship with its morphology in steel. J Iron Steel Res,2012,24( 10) : 41 ( 郭洛方,李宏,王耀. 钢中夹杂物的分形维数及其与形貌特 征的关系. 钢铁研究学报,2012,24( 10) : 41) [8] Gmachowski L. Estimation of the dynamic size of fractal aggrega￾tion. Colloids Surf A,2000,170( 2) : 209 [9] Guo L F,Li H,Wang Y,et al. Applying fractal theory to study agglomeration of solid inclusion particles in liquid steel and floating characteristics. Phys Exam Test,2012,30( 4) : 22 ( 郭洛方,李宏,王耀,等. 应用分形理论研究钢液中固态夹 杂物颗粒的凝聚及上浮特性. 物理测试,2012,30( 4) : 22) [10] Guo L F,Li H,Wang Y. Quantitative description method of to￾pography characteristics of inclusions in steel and test of its apply￾ing in floating velocity. Metall Anal,2012,32( 9) : 1 ( 郭洛方,李宏,王耀. 钢中夹杂物形貌特征的定量描述方 法及其与上浮速度的关系. 冶金分析,2012,32( 9) : 1) [11] Miki Y,Thomas B G. Modeling of inclusion removal in a tundish. Metall Mater Trans B,1999,30( 4) : 639 [12] Tozawa H,Kato Y,Sorimachi K,et al. Agglomeration and flota￾tion of alumina clusters in molten steel. ISIJ Int,1999,39( 5) : 426 ·437·
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