Modelling of Bingham and Herschel-Bulkley flows with mixed P1/P1 finite elements stabilized with orthogonal subgrid scale
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- 作者：Elvira Morenoa ; Antonia Larese ; b ; antoldt@cimne.upc.edu" class="auth_mail" title="E-mail the corresponding author ; Miguel Cerverab
- 关键词：Bingham flows ; Herschel&ndash ; Bulkley flows ; Variational multiscale stabilization ; Orthogonal subscale stabilization ; Moving cylinder ; Extrusion
- 刊名：Journal of Non-Newtonian Fluid Mechanics
- 出版年：2016
- 出版时间：February 2016
- 年：2016
- 卷：228
- 期：Complete
- 页码：1-16
- 全文大小：6076 K
文摘
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A stabilized mixed finite element formulation for viscoplastic non-Newtonian flows
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Implementation of regularized Bingham and Herchel–Bulkley models
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OSS stabilization technique allows to use P1/P1 simplicial elements
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Extensive benchmarking is performed to assess the accuracy of the method