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数值流形方法的粘性边界问题初探
钱莹1; 杨军2
2009
Source Publication计算力学学报
ISSN1007-4708
Volume000Issue:005Pages:757
Abstract在实际工程数值流形方法分析中,采用固定约束边界的方法处理无限域或者半无限域的情况,边界处应力波的反射造成模拟结果与实际情况不符。本文基于Lysmer等人提出的粘性边界理论,在边界上设置阻尼器,推导相应粘性边界条件下流形单元刚度矩阵的数值计算格式,经岩石长条中弹性波传播算例,并与有限元结果对比,验证了该粘性边界的有效性,有利于数值流形方法的工程中推广应用。
Language英语
Document Type期刊论文
Identifierhttp://ir.amss.ac.cn/handle/2S8OKBNM/43052
Collection中国科学院数学与系统科学研究院
Affiliation1.中国科学院数学与系统科学研究院
2.北京理工大学
Recommended Citation
GB/T 7714
钱莹,杨军. 数值流形方法的粘性边界问题初探[J]. 计算力学学报,2009,000(005):757.
APA 钱莹,&杨军.(2009).数值流形方法的粘性边界问题初探.计算力学学报,000(005),757.
MLA 钱莹,et al."数值流形方法的粘性边界问题初探".计算力学学报 000.005(2009):757.
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