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Keywords Mould filling;Free surface;Adapted VOF method;Numerical simulation; 充型;自由表面;改进VOF方法;数值模拟;
Keywords mould filling;solid flow model;vectorial algorithm;finite element method;experiment in-vestigatation; 注塑填充;实体流模型;矢量化算法;有限单元法;实验验证;
The liquid metal flow during mould filling in bottom gating system and its influence on the casting quality are introduced emphatically. 着重介绍了液态金属在底注式浇注系统充填型腔时的流动，以及其对铸件质量的影响。
In this paper, it was pointed out how to select mainly such parameter as diecasting filling grade, ingate size, mould filling time and so forth. 介绍了采用卧式冷室压铸机压铸时选用压室充满率、内浇道尺寸、充型时间等技术参数的方法及量化问题,阐明了技术参数相互之间的关系及对铸件质量所产生的影响。
The mould filling process of rheo-die-casting of semi-solid magnesium alloy has been analyzed with die-casting experiments. 通过压铸实验分析了镁合金半固态流变压铸、液态压铸充型流动过程。
The mathematics model was established with coupling between the momentum, mass and energy transfer on the basis of the fluidity features of molten steel during mould filling. 在充分考虑浇注充型阶段钢液流动性特点的基础上,耦合动量传递、质量传递以及能量传递建立数学模型。
C. Nyahumwa, N. R. Green, J. Campbell, "Effect of Mould Filling Turbulence on Fatigue Properties of Cast Aluminum Alloys ", AFS Transactions, Vol.102, 1998, pp.215-224. 黄立伍，"铝合金中氧化膜的诊断与分析"，博士学位论文资格考，桃园，民国89年1月。
The mould filling process of rheo-diecasting of semi-solid magnesium alloy and die casting of liquid magnesium alloy has been simulated with the computer program of mold filling process. 摘要利用数值模拟技术，模拟了镁合金液态压铸和半固态流变压铸成形充型流动过程。
The mould filling process of rheo-diecasting of semi-solid magnesium alloy and die-casting of liquid magnesium alloy has been simulated with the computer program of mold filling process. 利用数值模拟技术,模拟了镁合金液态压铸和半固态流变压铸成形充型流动过程。结果表明:半固态流变压铸成形在不同的内浇口尺寸与位置条件下都可以获得平稳的充型流动场,其工艺参数设计灵活;
Keywords numerical simulation;thinwalled casting;antigravity mould filling; 数值模拟;薄壁铸件;反重力充型;
Keywords mould;UG;parameterize design; 模具;UG;参数化设计;
Keywords mould copper-pipe sulfuret fracture SEM; 结晶器铜管;硫化物;断口;扫描电镜;
Keywords mould EMBR slab quality; 结晶器;电磁制动;板坯质量;
It makes it possible for the model solution and lays a mathematical foundation for further analysising the PIM moulding filling flow. 使模型的计算成为可能，为进一步对粉末注射成形进行计算机模拟和数值分析奠定了数学基础。
Keywords mould;internal circle undercut;demolding; 模具;整圆内侧倒扣;脱模;
The influence of filters on the mould filling behaviour has been investigated by direct observation experiments.The ingate system was moulded in a vertically parted vacuumsealed sand mould. 近年来，电力电子装置产生之电力谐波所引起电力劣化的问题己渐受重视。
Keywords mould configuration;parameterization;virtual assemble; 模具结构;参数化;虚拟装配;
Keywords Mould Polishing;WEDM;NC;Isobarically Control; 模具抛光;线切割;数控;恒压力控制;
Keywords expendable pattern casting process;low-pressure casting process;mould filling;magnesium alloy; 消失模铸造;低压铸造;充型特征;镁合金;
Keywords mould plaster;granularity;mica-powder;fiber brucite; 模型石膏;粒度;云母粉;水镁石纤维;