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平面电磁弹性固体的辛对偶体系

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2006-02-15

Journal: 应用数学和力学

Included Journals: CSCD、ISTIC、PKU

Volume: 27

Issue: 2

Page Number: 177-185

ISSN: 1000-0887

Key Words: 电磁弹性固体;平面问题;辛几何空间;对偶体系;分离变量

Abstract: 从电磁弹性固体广义变分原理出发,将平面电磁弹性固体问题导入Hamilton体系.于是在由原变量--位移、电势和磁势以及它们的对偶变量--纵向应力、电位移和磁感应强度组成的辛几何空间,形成有效的分离变量及辛本征函数向量展开解法.求解出辛本征问题中特殊的零本征值所有本征解及其Jordan型本征解,并给出其具体的物理意义.最后求出在矩形域的两侧作用均布载荷、常电位移和常磁感应强度时的非齐次特解.

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