Accelerated nonlinear finite element method for analysis of isotropic hyperelastic materials nonlinear deformations

Applied Mathematical Modelling（2023）

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摘要

•An approximate Jacobian matrix is proposed for isotropic hyperelastic materials.•A new Quasi–Newton method employing approximate Jacobian matrix is developed.•The proposed method exhibits the highest efficiency as compared to traditional Quasi–Newton method and ABAQUS.

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关键词

nonlinear finite element method,isotropic hyperelastic materials

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