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边界面模型隐式积分算法的开发 被引量:1

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摘要 首先,介绍了两种常用的积分算法,继而分析并阐述了一直未清晰说明的一致性切线模量、连续性切线模量、Jacobian矩阵以及弹塑性理论中的弹塑性刚度矩阵之间的关系。其次,以边界面模型为例,基于ABAQUS软件对其开发了隐式积分格式,并给出了使得积分算法具有二倍收敛性的一致性切线模量推导过程。最后,在简单加载工况的基础上,验证了所开发边界面模型隐式积分算法的正确性,并绘制了等误差线图,更全面的说明了所开发积分算法的精度。
作者 刘艳秋
出处 《中国水运(下半月)》 2013年第9期72-74,共3页
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参考文献14

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