Výsledky vyhledávání - implicit elastic-plastic constitutive integration algorithm

Trust‐region based return mapping algorithm for implicit integration of elastic‐plastic constitutive models Autor Lester, B. T., Scherzinger, W. M.

“… Specifically, the trust‐region method that has been developed in the numerical optimization community is successfully modified for use in implicit integration of elastic‐plastic models…”
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Trust-region based return mapping algorithm for implicit integration of elastic-plastic constitutive models Autor Lester, Brian, Scherzinger, William

“… Specifically, the trust-region method that has been developed in the numerical optimization community is successfully modified for use in implicit integration of elastic-plastic models…”
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Trust-region based return mapping algorithm for implicit integration of elastic-plastic constitutive models Autor Lester, Brian T., Scherzinger, William M.

“… Specifically, the trust-region method that has been developed in the numerical optimization community is successfully modified for use in implicit integration of elastic-plastic models…”
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Procedures to build trust in nonlinear elastoplastic integration algorithm: solution and code verification Autor Feng, Yuan, Zamani, Kaveh, Yang, Han, Wang, Hexiang, Wang, Fangbo, Jeremić, Boris

“…–plastic integration algorithms, as used in computational nonlinear solid mechanics. Both explicit and implicit integration algorithms for elastic…”
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Evaluation of stress integration algorithms for elastic–plastic constitutive models based on associated and non-associated flow rules Autor Safaei, Mohsen, Lee, Myoung-Gyu, De Waele, Wim

“…This paper presents in-depth analyses of four stress integration algorithms for finite deformation elastic…”
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Evaluation of numerical stress-point algorithms on elastic–plastic models for unsaturated soils with hardening dependent on the degree of saturation Autor Cattaneo, F., Della Vecchia, G., Jommi, C.

“… to hydromechanical coupling. In this paper, a refined Runge–Kutta–Dormand–Prince explicit algorithm and a fully implicit Euler scheme are compared for the integration of the latter class of models…”
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On the numerical implementation of 3D rate-dependent single crystal plasticity formulations Autor Ling, Xianwu, Horstemeyer, M. F., Potirniche, G. P.

“… After a thorough comparison of different constitutive algorithms, we classify the integration methods into three approaches, namely, the implicit elastic/plastic deformation gradient approach, the implicit slip…”
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A generic anisotropic continuum damage model integration scheme adaptable to both ductile damage and biological damage-like situations Autor Mengoni, M., Ponthot, J.P.

“…•We present an integration for anisotropic continuum damage in finite strains.•It is a staggered scheme with an analytical consistent tangent operator…”
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An Eulerian finite-deformation framework for a gradient-enhanced material softening model with a smooth elastic–plastic transition Autor Vazana, Michal, Jabareen, Mahmood

“…In the present study, an extension of a smooth inelasticity finite-strain model to include softening based on an implicit non-local gradient-enhanced formulation is presented…”
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Efficient numerical integration of an elastic–plastic damage law within a mixed velocity–pressure formulation Autor El khaoulani, R., Bouchard, P.-O.

“… Numerical aspects of the constitutive equations are addressed in detail. Three integration algorithms with different levels of coupling of damage with elastic…”
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Stress-update algorithms for Bigoni-Piccolroaz yield criterion coupled with a generalized function of kinematic hardening laws Autor Sharifian, Mehrdad, Sharifian, Mehrzad, Krysl, Petr, Sharifian, Mehrnaz

“… Subsequently, two explicit and implicit update algorithms are developed to compute the stress from the rate equations of the plasticity in an incremental elastoplastic finite element analysis…”
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An efficient finite strain constitutive model for amorphous thermoplastics: Fully implicit computational implementation and optimization-based parameter calibration Autor Ferreira, Bernardo P., Carvalho Alves, A. Francisca, Andrade Pires, F.M.

“…•Well-established rheological elements are judiciously combined.•An implicit integration scheme is derived, leading to a highly efficient algorithm…”
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Elastic–viscoplastic implicit integration algorithm applicable to both plane stress and three-dimensional stress states Autor Ohno, Nobutada, Tsuda, Masatoshi, Sugiyama, Hirotaka, Okumura, Dai

“…An elastic–viscoplastic implicit integration algorithm applicable to both plane stress and three-dimensional stress states is developed for a general class of combined nonlinear kinematic…”
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A constitutive model for amorphous thermoplastics from low to high strain rates: Formulation and computational aspects Autor Carvalho Alves, A. Francisca, Ferreira, Bernardo P., Andrade Pires, F.M.

“…In this paper, a recently proposed finite strain visco-elastic visco-plastic (three-dimensional) constitutive model is extended to predict the nonlinear response of amorphous polymers from low to high strain rates…”
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Efficient numerical integration of an elastic–plastic damage law within a mixed velocity–pressure formulation Autor El Khaoulani, R., Bouchard, Pierre-Olivier

“… Three integration algorithms with different levels of coupling of damage with elastic-plastic behavior are presented and discussed in terms of accuracy and computational cost…”
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Substepping algorithms with stress correction for the simulation of sheet metal forming process Autor Ding, K.Z., Qin, Q.-H., Cardew-Hall, M.

“…, the accurate integration of the constitutive laws over the strain path is essential. Our objective in this paper is to develop an effective and accurate stress integration scheme for the analysis of three-dimensional sheet metal forming problems…”
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Nonlinear Numerical Simulation to Thermo-elastic-plastic Creep Constitutive Equation for Concrete Subjected to Fire Autor Zhenqing Wang, Dalei Zhu, Mu Qiao, Yulai Han

“… The algorithms of backward Euler integration and implicit integration are adopted for the numerical simulation to the constitutive equation…”
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Numerical implementation of modified Chaboche kinematic hardening model for multiaxial ratcheting Autor Han, Jungmoo, Marimuthu, Karuppasamy Pandian, Koo, Sungyong, Lee, Hyungyil

“…•Implicit numerical implementation of the modified Chaboche model is discussed.•By using Voigt notations, all equations in numerical algorithm are solved by matrix operations…”
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A thermodynamically consistent fractional visco-elasto-plastic model with memory-dependent damage for anomalous materials Autor Suzuki, Jorge, Zhou, Yongtao, D’Elia, Marta, Zayernouri, Mohsen

“… For time-fractional integration of the resulting nonlinear system of equations, we develop a first-order semi-implicit fractional return-mapping algorithm…”
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Numerical aspects of non-local modeling of the damage evolution in elastic–plastic materials Autor Jackiewicz, J.

“… The subject of the article is the modeling of the damage evolution in elastic–plastic materials of structural components, which are utilized at various temperatures…”
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