| 基于ANSYS的船舶维修背水焊接残余应力及温度场模拟计算研究 |
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| 引用本文： | 周宏,罗宇,蒋志勇,封海峰.基于ANSYS的船舶维修背水焊接残余应力及温度场模拟计算研究[J].船舶工程,2013,35(5):91-95. |
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| 作者姓名： | 周宏 罗宇 蒋志勇 封海峰 |
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| 作者单位： | 上海交通大学船舶海洋与建筑工程学院,上海交通大学船舶海洋与建筑工程学院,江苏科技大学船舶与海洋工程学院,江苏科技大学船舶与海洋工程学院 |
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| 摘 要： | 根据船体背水焊接的特点,结合材料手册确定的材料高温热物理参数,通过计算及与文献实验数据对比确定钢板—水强对流换热系数,解决了边界条件和热源加载问题。在建立平板堆焊有限元模型的基础上,采用段状高斯热源进行背水焊前预热和背水堆焊温度场及应力场的数值模拟,为提出达到船级社质量要求的工艺方案提供理论依据。
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| 关 键 词： | 背水焊接 高斯热源 对流换热系数 |
| 收稿时间： | 2013/7/24 0:00:00 |
| 修稿时间： | 2013/9/12 0:00:00 |
Research on the simulation and calculation of residual stress and temperature field during ship repair of water-back welding |
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| Zhou hong,Luo yu,Jiang zhiyong and Feng haifeng.Research on the simulation and calculation of residual stress and temperature field during ship repair of water-back welding[J].Ship Engineering,2013,35(5):91-95. |
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| Authors: | Zhou hong Luo yu Jiang zhiyong and Feng haifeng |
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| Institution: | School of Naval Architecture,Ocean and Civil Engineering,Shanghai Jiaotong University, Dongchuan Road Shanghai,China School of Naval Architecture and Ocean Engineering,Jiangsu University of Science and Technology, Mengxi Road Zhenjiang,China,School of Naval Architecture,Ocean and Civil Engineering,Shanghai Jiaotong University, Dongchuan Road Shanghai,China School of Naval Architecture and Ocean Engineering,Jiangsu University of Science and Technology, Mengxi Road Zhenjiang,China,, |
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| Abstract: | |
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| Keywords: | water-back welding gauss heating source convective heat transfer coefficient |
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