OALib Journal期刊
ISSN: 2333-9721
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熔渣下金属熔池流动现象的数学模拟
, PP. 85-91
Keywords: 流动,金属熔池,喷射冶金,数学模拟
Abstract:
应用二维激光测速仪和高速摄影机对带有渣层的金属熔池流场的水模型进行了试验研究。根据研究结果提出熔渣-金属界面处的流动边界条件,用涡量-流函数法求解了有渣金属熔池的湍流特征。结果表明,熔渣下金属熔池的流动速度、湍动能和循环流量均显著低于无渣金属熔池。除包底区外,顶部渣层下近包壁处也有一个湍动能很低的“死区”。
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