| U75V重轨冷却过程的相变变形 |
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| 引用本文： | 宋华,高明昕,贾昊,蒋娟娟,王培龙,原思宇,王忠强. U75V重轨冷却过程的相变变形[J]. 塑性工程学报, 2011, 18(3). DOI: 10.3969/j.issn.1007-2012.2011.03.021 |
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| 作者姓名： | 宋华 高明昕 贾昊 蒋娟娟 王培龙 原思宇 王忠强 |
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| 作者单位： | 1. 辽宁科技大学机械工程与自动化学院,鞍山,114051
2. 鞍山钢铁集团公司,鞍山,114021 |
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| 基金项目： | 国家自然科学基金资助项目 |
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| 摘 要： | 重轨在轧后冷却时,因固态相变会发生弯向轨底和弯向轨头的复杂弯曲变形,文章采用ANSYS软件对U75V重轨的冷却过程进行数值模拟,得到了U75V重轨冷却过程中的温度变化规律和弯曲变形规律,从理论上对重轨在冷却过程中出现的复杂弯曲变形过程给出了合理的解释;应用后处理模块对计算结果进行处理,计算出冷却后重轨的弯曲曲率半径,计算结果与现场实际情况基本相符。该研究对百米高速重轨冷床的设计和冷却工艺参数的制定,具有重要参考价值。
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| 关 键 词： | 重轨冷却 数值模拟 弯曲变形 |
Study on the phase change deformation of U75V heavy rail during the cooling process |
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| SONG Hua,GAO Ming-xin,JIA Hao,JIANG Juan-juan,WANG Pei-long,YUAN Si-yu,WANG Zhong-qiang. Study on the phase change deformation of U75V heavy rail during the cooling process[J]. Journal of Plasticity Engineering, 2011, 18(3). DOI: 10.3969/j.issn.1007-2012.2011.03.021 |
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| Authors: | SONG Hua GAO Ming-xin JIA Hao JIANG Juan-juan WANG Pei-long YUAN Si-yu WANG Zhong-qiang |
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| Affiliation: | SONG Hua GAO Ming-xin JIA Hao JIANG Juan-juan WANG Pei-long(School of Mechanical Engineering and automation,University of Science and Technology Liaoning,Anshan 114051 China)YUAN Si-yu WANG Zhong-qiang(Anshan Iron & Steel Co.,Ltd.,Anshan 114021 China) |
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| Abstract: | Because of solid-state phase deformation,heavy rail experienced complex bending deformation including bending over rail bottom and rail head during cooling process after rolling.ANSYS software was adopted to study the cooling process of U75V heavy rail,for obtaining the temperature changing rule and the bending deformation rule of U75V heavy rail during the cooling process,and gave scientific and theoretical explanation to the deformation process.Post-processing module was adopted to deal with calculation r... |
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| Keywords: | cooling of heavy rail numerical simulation bending deformation |
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