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检索条件"主题词=generalized multiscale finite element method"
48 条 记 录,以下是1-10 订阅
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generalized multiscale finite element method for Multicontinuum Coupled Flow and Transport Model
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Lobachevskii Journal of Mathematics 2024年 第11期45卷 5343-5356页
作者: Ammosov, D.A. Huang, J. Leung, W.T. Shan, B. Computational Technologies and Artificial Intelligence North-Eastern Federal University Yakutsk 677980 Russian Federation School of Mathematics and Computational Science Xiangtan University National Center for Applied Mathematics in Hunan and Hunan Key Laboratory for Computation and Simulation in Science and Engineering Hunan Xiangtan 411105 China Department of Mathematics City University of Hong Kong Hong Kong Department of Mathematics Texas A & M University College Station 77843 TX United States
Abstract: In this paper, we consider a coupled flow and transport process described by partial differential equations for pressure and concentration. We derive the multicontinuum coupled flow and transport model using... 详细信息
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generalized multiscale finite element method for piezoelectric problem in heterogeneous media
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ENGINEERING ANALYSIS WITH BOUNDARY elementS 2022年 135卷 12-25页
作者: Ammosov, Dmitry Vasilyeva, Maria Nasedkin, Andrey Efendiev, Yalchin North Eastern Fed Univ Lab Computat Technol Modeling Multiphys & Multisc Yakutsk 677980 Republic Of Sak Russia Texas A&M Univ Dept Math & Stat 6300 Ocean Dr Corpus Christi TX 78412 USA Southern Fed Univ Inst Math Mech & Comp Sci Rostov Na Donu 344006 Russia Texas A&M Univ Dept Math College Stn TX 77843 USA North Eastern Fed Univ Multiscale Model Reduct Yakutsk 677980 Republic Of Sak Russia
In this paper, we study multiscale methods for piezocomposites. We consider a model of static piezoelectric problem that consists of deformation with respect to components of displacements and a function of electric p... 详细信息
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generalized multiscale finite element method for a nonlinear elastic strain-limiting Cosserat model
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JOURNAL OF COMPUTATIONAL PHYSICS 2024年 519卷
作者: Ammosov, Dmitry Mai, Tina Galvis, Juan North Eastern Fed Univ Computat Technol & Artificial Intelligence Yakutsk 677980 Republic Of Sak Russia Duy Tan Univ Inst Res & Dev Da Nang 550000 Vietnam Duy Tan Univ Fac Nat Sci Da Nang 550000 Vietnam Univ Nacl Colombia Dept Matemat Carrera 45 26-85Edificio Uriel Gutierrez Bogota Colombia
For nonlinear Cosserat elasticity, we consider multiscale methods in this paper. In particular, we explore the generalized multiscale finite element method (GMsFEM) to solve an isotropic Cosserat problem with strain-l... 详细信息
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generalized multiscale finite element method for language competition modeling I: Offline approach
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JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 2024年 442卷
作者: Ammosov, D. A. Malysheva, N. V. Zamorshchikova, L. S. Ammosov NEFU Belinskogo Str 58 Yakutsk 677000 Russia
This paper develops a multiscale solver for the problem of two languages competing in a heterogeneous medium. The mathematical model contains terms for language group switching, diglossia, population growth, and diffu... 详细信息
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Online Meshfree generalized multiscale finite element method for Flows in Fractured Media
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Lobachevskii Journal of Mathematics 2024年 第11期45卷 5391-5401页
作者: Nikiforov, D.Y. Stepanov, S.P. Lazarev, N.P. North-Eastern Federal University Yakutsk 677000 Russian Federation North-Caucasus Federal University Stavropol Russian Federation
Abstract: Modeling fracture systems in porous media requires a specialized approach due to the high permeability of fractures, which significantly influences transport and flow processes. Fracture systems can exist at... 详细信息
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Numerical simulation of language interactions using online coupled generalized multiscale finite element method
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JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 2023年 423卷
作者: Ammosov, D. A. Grigorev, A. V. Stepanov, S. P. Malysheva, N. V. Zamorshchikova, L. S. Ammosov NEFU Belinskogo Str 58 Yakutsk 677000 Russia
In this paper, we present a new mathematical model of the interaction of two languages. In the model, we distinguish percentages of people who speak a non-target language, a target language with low and high proficien... 详细信息
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generalized multiscale finite element method for a strain-limiting nonlinear elasticity model
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JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 2019年 359卷 153-165页
作者: Fu, Shubin Chung, Eric Mai, Tina Chinese Univ Hong Kong Dept Math Shatin Hong Kong Peoples R China Duy Tan Univ Inst Res & Dev Da Nang 550000 Vietnam
In this paper, we consider multiscale methods for nonlinear elasticity. In particular, we investigate the generalized multiscale finite element method (GMsFEM) for a strain-limiting elasticity problem. Being a special... 详细信息
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generalized multiscale finite element method for multicontinua unsaturated flow problems in fractured porous media
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JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 2020年 第0期370卷 112594-000页
作者: Spiridonov, Denis Vasilyeva, Maria Chung, Eric T. North Eastern Fed Univ Multiscale Model Reduct Lab Yakutsk 677980 Republic Of Sak Russia Texas A&M Univ Inst Sci Computat College Stn TX 77843 USA North Eastern Fed Univ Dept Computat Technol Yakutsk 677980 Republic Of Sak Russia CUHK Dept Math Hong Kong Peoples R China
In this paper, we present a multiscale method for simulations of the multicontinua unsaturated flow problems in heterogeneous fractured porous media. The mathematical model is described by the system of Richards equat... 详细信息
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multiscale model reduction for a thermoelastic model with phase change using a generalized multiscale finite-element method
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THEORETICAL AND MATHEMATICAL PHYSICS 2022年 第2期211卷 595-610页
作者: Ammosov, D. A. Vasil'ev, V. I. Vasil'eva, M. V. Stepanov, S. P. MK Ammosov North Eastern Fed Univ Yakutsk Russia Texas A&M Univ Dept Math & Stat Corpus Christi TX USA
The development of the cryolithozone requires building and numerically implementing mathematical models of multiphysics thermoelastic processes involving with first-order phase transitions and occurring in the foundat... 详细信息
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Application of the generalized multiscale finite element method in an inverse random source problem
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JOURNAL OF COMPUTATIONAL PHYSICS 2021年 429卷 110032-110032页
作者: Fu, Shubin Zhang, Zhidong Univ Wisconsin Madison Dept Math Madison WI 53706 USA Sun Yat Sen Univ Sch Math Zhuhai Zhuhai 519082 Guangdong Peoples R China
In this work, an inverse random source problem in the fractional diffusion equation with heterogeneous medium is considered. The measurements used are the statistical moments of the realizations of the single point da... 详细信息
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