| 电磁场作用载流金属熔体流动问题的差分计算 |
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| 引用本文： | 常福清,魏巍.电磁场作用载流金属熔体流动问题的差分计算[J].科技通报,2008,24(4). |
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| 作者姓名： | 常福清 魏巍 |
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| 作者单位： | 燕山大学,建筑工程与力学学院,河北,秦皇岛,066004 |
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| 基金项目： | 河北省教育厅自然科学基金 |
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| 摘 要： | 依据差分方法将电磁流体控制方程离散化,得到差分方程,计算了在电磁场作用下方形铸模腔内载流金属熔体的流动问题,计算分析了电磁场对载流熔体流动的促进或抑制作用,讨论了不同励磁电流、频率对熔体流动的影响,电磁力作用与熔体运动的相互关系。
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| 关 键 词： | 差分 电磁力 金属熔体 |
The Difference Computation of Flow Problem for Conductive Molten Metal in the Electromagnetic Field |
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| CHANG Fuqing,WEI Wei.The Difference Computation of Flow Problem for Conductive Molten Metal in the Electromagnetic Field[J].Bulletin of Science and Technology,2008,24(4). |
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| Authors: | CHANG Fuqing WEI Wei |
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| Abstract: | Using difference method,the governing equations of electromagnetic hydromechanics are dispersed,and the difference equations are obtained.The flow problem of conductive molten metal in the quadrate mold is solved under electromagnetic loading.The promoting or impeding effect of electromagnetic field to conductive molten metal is analyzed.The effect of different exciting current or frequency to flow of molten metal and the relation between electromagnetic force and flow of molten metal are discussed. |
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| Keywords: | Difference Electromagnetic force Molten metal |
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