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材料工程  2009 

真空自耗电弧重熔凝固过程的计算机模拟

Keywords: 真空电弧重熔,VAR,凝固,计算机模拟

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Abstract:

真空电弧重熔(VacuumArcRemelting,VAR)工艺参数显著影响铸锭质量,采用计算机模拟技术可以有效预测各种工艺参数对铸锭凝固过程的影响。本工作介绍了国外对VAR工艺中计算机模拟熔池形状、流场、温度场及铸锭微观组织演化的最新进展。其模拟结果和实验值具有较高的吻合度。

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