| 基于上限法的铁芯体反挤压计算及分析 |
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| 引用本文： | 张水忠,赵中华,徐新成. 基于上限法的铁芯体反挤压计算及分析[J]. 上海工程技术大学学报, 2005, 19(4): 314-317 |
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| 作者姓名： | 张水忠 赵中华 徐新成 |
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| 作者单位： | 上海工程技术大学,材料工程学院,上海,201620;上海工程技术大学,材料工程学院,上海,201620;上海工程技术大学,材料工程学院,上海,201620 |
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| 摘 要： | 采用上限法，在分析金属流动的基础上，建立了挤压坯料各区域的动可容速度场，计算了零件的挤压上限功率及挤压各通道的高度，并通过实验进行了验证。
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| 关 键 词： | 铁芯体 反挤压 上限法 |
| 文章编号： | 1009-444X（2005）04-0314-04 |
| 收稿时间： | 2005-07-22 |
| 修稿时间： | 2005-07-22 |
Calculating and Analyzing Inverted Extrusion ofIron-Core Workpiece Based on Upper-bound Method |
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| ZHANG Shui-zhong,ZHAO Zhong-hua,XU Xin-cheng. Calculating and Analyzing Inverted Extrusion ofIron-Core Workpiece Based on Upper-bound Method[J]. Journal of Shanghai University of Engineering Science, 2005, 19(4): 314-317 |
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| Authors: | ZHANG Shui-zhong ZHAO Zhong-hua XU Xin-cheng |
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| Affiliation: | College of Materials Engineering, Shanghai University of Engineering Science, Shanghai 201620, China |
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| Abstract: | Kinematically admissible velocity fields based on the upper-bound method for analyzing metal-flowing were set up. The upper-bound power of extrusion and the height of each channel were then calculated and verified also with experiment data. |
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| Keywords: | iron-core workpiece inverted extrusion upper-bound method |
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