A robust and efficient radial return algorithm based on incremental energy minimization for the 3D Souza-Auricchio model for shape memory alloys
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- 作者：Giulia Scaleta ; b ; giulia.scalet@unipv.it" class="auth_mail" title="E-mail the corresponding author ; Michaë ; l Peigneyc
- 关键词：Shape memory alloys ; Numerical scheme ; Constitutive modeling ; Incremental energy minimization ; Radial return
- 刊名：European Journal of Mechanics - A/Solids
- 出版年：2017
- 出版时间：January-February 2017
- 年：2017
- 卷：61
- 期：Complete
- 页码：364-382
- 全文大小：2808 K
文摘
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Novel state-update procedure for the 3D macroscopic Souza-Auricchio model for SMAs.
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Our radial return algorithm is based on an incremental energy minimization approach.
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Our algorithm is easy to implement and does not require regularization parameters.
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Numerical simulations assess algorithm efficiency and robustness.
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Computational time and cost are lower compared to an algorithm from the literature.