Hazelett连铸工艺过程仿真.

Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.Hazelett连铸工艺过程仿真——ProCAST马军贤1Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.2概述本文以简化的二维模型为例，简要说明Hazelett的模拟过程设置及结果Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.二维建模ProCAST自带二维建模功能，可在多种模式下快速建立二维模型。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.网格划分可自动生成结构或非结构网格。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.参数设置-材料ProCAST自带材料库中约有150种左右的材料，包含钢、铁、铝、镁、铜、镍等金属材料，及砂、水、滤网、保温冒口等各种铸造辅材。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.参数设置-边界条件设置水冷、空冷等散热条件；设置浇注速度、温度等工艺参数。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.参数设置-拉坯速度设置各部分运动速度。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-稳态温度场由温度曲线可以看出，大约15秒时达到稳态。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-温度场MovieCopyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-温度场-局部放大MovieCopyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-稳态温度场Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-凝固率MovieCopyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-凝固率坯壳厚度，约3.8mm。Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-流场MovieCopyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-流场分析-局部MovieCopyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.结果分析-稳态流场Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.其他结果-自由表面通过耦合其他功能模块，在ProCAST中还以的得到更多模拟结果。MovieCopyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.其他结果-热裂预测050010001500200025003000350040004500500000.020.040.060.080.1Radius(mm)HCS(s)1mm/sec2mm/sec3mm/secDC-castAA6063Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.其他结果-CAFE晶粒模拟-1实验-1模拟-2实验-2Copyright©ESIGroup,2009.Allrightsreserved.Copyright©ESIGroup,2009.Allrightsreserved.其他结果-热应力zxyzyxEffectivestresszxyzyxSigmaXCopyright©ESIGroup,2009.Allrightsreserved.