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超导线圈在强磁场作用下的弹塑性变形分析
  • ISSN号：1000-4939
  • 期刊名称：应用力学学报
  • 时间：2012.10.15
  • 页码：481-486+623
  • 分类：O344.3[理学—固体力学;理学—力学] O511.3[一般工业技术—材料科学与工程;理学—低温物理;理学—物理]
  • 作者机构：[1]兰州大学,兰州730000
  • 相关基金：国家自然科学基金（11032006;11121202）
  • 相关项目：超导电-磁-热-力多场耦合非线性力学的基础理论与实验研究
作者： 黄晨光|黄晨光|周又和|周又和|Huang Chenguang Zhou Youhe(School of Civil Enginee|Huang Chenguang Zhou Youhe(School of Civil Enginee|
关键词： 超导线圈, 弹塑性变形, Prandtl.Reuss流动法则, 增量法
中文摘要：

根据超导线圈受电磁力、热膨胀、弯曲应力作用的受力机制，首先理论研究了超导线圈在发生弹塑性变形时内部的应力、应变、位移，然后使用两段直线之间由过渡曲线相连接的简化模型作为超导线的应力．应变曲线的近似特性。利用有限元方法，数值模拟了电磁力作用下典型的Nb3sn超导线材在不同边界条件下的应力、应变、位移分布情况。计算结果定量显示了超导线的弹塑性变形特性同电流密度的关系，初步预测了超导线圈发生塑性变形的区域和扩展以及支撑结构对超导磁体力学行为的影响。

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复杂环境与介质相互作用的非线性力学
期刊论文 423 会议论文 204 获奖 30
超导电-磁-热-力多场耦合非线性力学的基础理论与实验研究
期刊论文 369 会议论文 181 获奖 24
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期刊信息
  • 《应用力学学报》
  • 北大核心期刊（2011版）
  • 主管单位:国家教育部
  • 主办单位:西安交通大学
  • 主编：陈宜亨
  • 地址：西安市咸宁西路28号西安交通大学
  • 邮编：710049
  • 邮箱：cjam@mail.xjtu.edu.cn
  • 电话：029-82668756
  • 国际标准刊号：ISSN：1000-4939
  • 国内统一刊号：ISSN：61-1112/O3
  • 邮发代号:
  • 获奖情况:
  • 国际工程索引（EI）及我国力学类核心期刊
  • 国内外数据库收录:
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  • 被引量:8573