Simulation of multiscale finite element method on graded meshes for two-dimensional singularly perturbed twin boundary layers problems(多尺度有限元法结合分层网格模拟二维奇异摄动的两端边界层问题)

通过摄动系数建立分层网格,用多尺度有限元法捕捉对流扩散方程的两端边界层,研究二维奇异摄动模型。基于分层网格并利用多尺度基函数刻画了边界层的微观信息,用有限的计算资源、较短的计算时间,得到了不依赖于摄动系数、一致稳定的模拟结果。...

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Bibliographic Details
Main Authors: SUNMeiling(孙美玲), JIANGShan(江山)
Format: Article
Language:zho
Published: Zhejiang University Press 2022-09-01
Series:Zhejiang Daxue xuebao. Lixue ban
Subjects:
Online Access:https://doi.org/10.3785/j.issn.1008-9497.2022.05.007