Výsledky vyhledávání - Semi-implicit integration algorithm*

Implementation and Application of a State-Dependent Sand Model in Finite Element Analysis Autor Yang, Chun-jie, Cai, Zheng-yin, Zhu, Xun, Fan, Kai-fang, Li, Guang, Liu, Chao-yin

“… (Spatially Mobilized Plane) criterion. The sand model was implemented through the user-defined subroutine VUMAT in ABAQUS, using a semi-implicit stress integration algorithm to enable its application in numerical analysis…”
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Development of semi-implicit midpoint and Romberg stress integration algorithms for single hardening soil constitutive models Autor Lal, Divyanshu Kumar, Das, Arghya

“…Purpose Semi-implicit type cutting plane method (CPM) and fully implicit type closest point projection method (CPPM…”
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A state-dependent non-coaxial model of sand using a modified vertex theory and its FEM application Autor Wang, Xing, Kong, Liang, Li, Xue-feng, Ma, Wen-guo

“… Furthermore, in order to use the established model to analyze the bearing capacity of foundation, the formulas corresponding to the semi-implicit integration algorithm are derived, and then the…”
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Semi-Implicit Algorithm for Elastoplastic Damage Models Involving Energy Integration Autor Zhang, Ji, Li, Jie

“…This study aims to develop a semi-implicit constitutive integration algorithm for a class of elastoplastic damage models where calculation of damage energy release rates involves integration of free energy…”
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Constitutive model for the dynamic response of a NiTi shape memory alloy Autor Shi, Xiaohong, Zeng, Xiangguo, Chen, Huayan

“… The constitutive model for a NiTi alloy was implemented using a semi-implicit stress integration algorithm…”
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Semi-implicit finite strain constitutive integration of porous plasticity models Autor Areias, P., Rabczuk, T., César de Sá, J.

“…Two porous plasticity models, Rousselier and Gurson–Tvergaard–Needleman (GTN), are integrated with a new semi-implicit integration algorithm for finite strain plasticity…”
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NiTi合金的相变-塑性统一本构模型与数值算法 Autor 李云飞;陈成;曾祥国

“…为了准确描述NiTi形状记忆合金的相变与塑性力学行为,基于不可逆热力学理论框架并假定两个内变量分别表征合金变形过程中的相变与塑性行为,推导出其相变、塑性的主控方程,总…”
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Unified Constitutive Model and Numerical Implementation of NiTi Alloy Involving Phase Transformation and Plasticity Autor Li, Yunfei, Chen, Cheng, Zeng, Xiangguo

“… Adopting semi-implicit stress integration algorithm to update inelastic strain increment, the phenomenological-based constitutive model was numerically implemented with FORTRAN code…”
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Semi-implicit finite strain constitutive integration and mixed strain/stress control based on intermediate configurations Autor Areias, P., Rabczuk, T., César de Sá, J., Alves, J.L.

“…•Replacement of the complementarity condition by the Chen–Mangasarian function. A new semi-implicit stress integration algorithm for finite strain plasticity…”
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An effective semi-implicit integration scheme for rate dependent crystal plasticity using explicit finite element codes Autor Zhang, Haiming, Dong, Xianghuai, Wang, Qian, Zeng, Zhen

“…► We present a semi-implicit integration algorithm for rate dependent crystal plasticity…”
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Non-Iterative Semi-Implicit Integration Method for Active Distribution Networks With a High Penetration of Distributed Generations Autor Liu, Weiqi, Gu, Wei, Li, Peixin, Cao, Ge, Shi, Wenbo, Liu, Wei

“… The novel properties of ADNs exacerbate the instabilities and computational burdens on iterations of time-domain simulation when using traditional explicit and implicit integration algorithms…”
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Thermo‐hydro‐mechanical coupled material point method for modeling freezing and thawing of porous media Autor Yu, Jidu, Zhao, Jidong, Zhao, Shiwei, Liang, Weijian

“…Climate warming accelerates permafrost thawing, causing warming‐driven disasters like ground collapse and retrogressive thaw slump (RTS). These phenomena,…”
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Least-squares finite strain hexahedral element/constitutive coupling based on parametrized configurations and the Löwdin frame Autor Areias, P., Mota Soares, C.A., Rabczuk, T.

“…Two novelties are introduced: (i) a finite-strain semi-implicit integration algorithm compatible with current element technologies and (ii…”
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A staggered semi-implicit spectral discontinuous Galerkin scheme for the shallow water equations Autor Dumbser, Michael, Casulli, Vincenzo

“…► Semi-implicit DG scheme for the shallow water equations on staggered meshes. ► Large time steps, efficient for steady or low Froude number flows…”
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A semi-implicit finite strain shell algorithm using in-plane strains based on least-squares Autor Areias, P., Rabczuk, T., de Sá, J. César, Natal Jorge, R.

“… We perform a semi-implicit integration in the stress update algorithm for finite strain plasticity…”
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Constitutive modeling of evolving plasticity in high strength steel sheets Autor Cai, Zhengyang, Diao, Keshan, Wu, Xiangdong, Wan, Min

“…In this paper, biaxial tensile tests with cruciform specimens were conducted to obtain the experimental plastic work contours of DP590, DP780 and DP980 sheets…”
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New Version of the CMA-GFS Dynamical Core Based on the Predictor–Corrector Time Integration Scheme Autor Shen, Xueshun, Su, Yong, Zhang, Hongliang, Hu, Jianglin

“…–corrector scheme, a three-dimensional (3D) reference profile instead of the original isothermal reference profile is applied when implementing the semi-implicit algorithm, and a hybrid terrain-following vertical coordinate system is also applied…”
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Finite-strain laminates: Bending-enhanced hexahedron and delamination Autor Areias, P., Rabczuk, T., Camanho, P.P.

“… We describe a finite-strain semi-implicit integration algorithm and the application to assumed-strain hexahedra…”
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A multisurface constitutive model for highly cross-linked polymers with yield data obtained from molecular dynamics simulations Autor Areias, P., Vu-Bac, N., Rabczuk, T.

“… To prevent the algorithmic issues of multisurface plasticity, we propose an alternative to active-set strategies by simultaneously including all yield functions regardless of being active…”
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Micro‐Thermomechanical Modeling of Rocks With Temperature‐Dependent Friction and Damage Laws Autor Lv, Zhaomin, Ren, Lu, Lai, Yuanming, Zhao, Lunyang

“…Temperature serves as a critical yet elusive factor impacting the mechanical properties of deep rocks. In this work, we shall develop a new…”
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