Výsledky vyhledávání - finite volume methods for initial value and initial-boundary value problems involving pres*

Study of a New Low-Oscillating Second-Order All-Mach Number IMEX Finite Volume Scheme for the Full Euler Equations: Study of a new low-oscillating second-order all-Mach number IMEX finite volume scheme for the full Euler equations

Autoři: Allegrini, P Vignal, Mh Vignal, Marie-Hélène

Přispěvatelé: Allegrini, P Vignal, Mh Vignal, Marie-Hélène

Zdroj: SIAM Journal on Scientific Computing. 47:A268-A299

Témata: high-order schemes, Asymptotic Preserving schemes, High-order schemes, [MATH] Mathematics [math], hyperbolic conservation laws, IMEX schemes, Error bounds for initial value and initial-boundary value problems involving PDEs, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Hyperbolic conservation laws, Compressible fluids and gas dynamics, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, asymptotic preserving schemes, finite volumes, low Mach number limit, Low Mach number limit

Popis souboru: application/xml; application/pdf

Semi-implicit Eulerian Method for the Fluid Structure Interaction of Elastic Membranes: Semi-implicit Eulerian method for the fluid structure interaction of elastic membranes

Autoři: Ciallella, Mirco Milcent, Thomas

Zdroj: SIAM Journal on Scientific Computing. 47:A1555-A1578

Témata: Finite volume methods for initial value and initial-boundary value problems involving PDEs, Navier-Stokes equations for incompressible viscous fluids, Nonlinear elasticity, semi-implicit, FOS: Mathematics, fluid-structure interaction, immersed boundary, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, Fictitious domain methods for initial value and initial-boundary value problems involving PDEs, incompressible Navier-Stokes, Eulerian elasticity

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2310.19352
https://zbmath.org/8037168
https://doi.org/10.1137/23m1612512

Structure preserving hybrid Finite Volume Finite Element method for compressible MHD: Structure preserving hybrid finite volume finite element method for compressible MHD

Autoři: Francesco Fambri Eric Sonnendrücker

Zdroj: Journal of Computational Physics. 523:113691

Témata: J.2, finite element exterior calculus (FEEC), G.1, semi-implicit, FOS: Physical sciences, Finite volume methods applied to problems in fluid mechanics, viscous resistive MHD, Numerical Analysis (math.NA), Physics - Plasma Physics, Plasma Physics (physics.plasm-ph), Finite volume methods for initial value and initial-boundary value problems involving PDEs, 65M60, 76M10, 85-08 (Primary) 65M12, 65M08, 76M12 (Secondary), structure preserving, all Mach, FOS: Mathematics, Magnetohydrodynamics and electrohydrodynamics, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, Mathematics - Numerical Analysis, F.2.1, Astrophysics - Instrumentation and Methods for Astrophysics, finite volume, Instrumentation and Methods for Astrophysics (astro-ph.IM), Finite element methods applied to problems in fluid mechanics

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2407.14141
https://zbmath.org/7986908
https://doi.org/10.1016/j.jcp.2024.113691

High-order accurate structure-preserving finite volume schemes on adaptive moving meshes for shallow water equations: Well-balancedness and positivity: High-order accurate structure-preserving finite volume schemes on adaptive moving meshes for shallow water equations: well-balancedness and positivity

Autoři: Zhang, Zhihao Tang, Huazhong Wu, Kailiang

Zdroj: Journal of Computational Physics. 527:113801

Témata: shallow water equations, Fluid Dynamics (physics.flu-dyn), positivity-preserving, FOS: Physical sciences, Finite volume methods applied to problems in fluid mechanics, Physics - Fluid Dynamics, Numerical Analysis (math.NA), Computational Physics (physics.comp-ph), Physics - Atmospheric and Oceanic Physics, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Atmospheric and Oceanic Physics (physics.ao-ph), FOS: Mathematics, adaptive moving structured mesh, Mathematics - Numerical Analysis, finite volume, Physics - Computational Physics, well-balanced

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2409.09600

Affine-Invariant WENO Operator on Nonuniform Cartesian Mesh with Application to Finite Volume and Discontinuous Galerkin Methods: Affine-invariant WENO operator on nonuniform Cartesian mesh with application to finite volume and discontinuous Galerkin methods

Autoři: Xiang, Xiao-Shuo Wang, Bao-Shan Gao, Zhen a další

Zdroj: Journal of Scientific Computing. 102

Témata: WENO, Finite volume methods for boundary value problems involving PDEs, Finite volume methods applied to problems in fluid mechanics, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, Euler equations, Numerical quadrature and cubature formulas, Multistep, Runge-Kutta and extrapolation methods for ordinary differential equations, Numerical aspects of the method of characteristics for initial value and initial-boundary value problems involving PDEs, affine-invariant, finite volume scheme, Finite volume methods for initial value and initial-boundary value problems involving PDEs, DG method, Hyperbolic conservation laws, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, nonuniform mesh, Finite element methods applied to problems in fluid mechanics

Popis souboru: application/xml

Distinct-positivity-preserving methods for fifth-order finite volume ALW-MR-WENO schemes with a bigger sufficient CFL number for extreme problems

Autoři: Tan, Yan Zhu, Jun

Zdroj: Journal of Computational Physics. 510:113093

Témata: Numerical aspects of the method of characteristics for initial value and initial-boundary value problems involving PDEs, distinct-positivity-preserving method, Finite volume methods for initial value and initial-boundary value problems involving PDEs, extreme problem, adaptive linear weight, MR-WENO scheme, sufficient/practical CFL number

Popis souboru: application/xml

Well-Balanced Fifth-Order Finite Volume WENO Schemes with Constant Subtraction Technique for Shallow Water Equations: Well-balanced fifth-order finite volume WENO schemes with constant subtraction technique for shallow water equations

Autoři: Zhao, Lidan Tao, Zhanjing Zhang, Min

Zdroj: Journal of Scientific Computing. 102

Témata: Hydrology, hydrography, oceanography, Water waves, gravity waves, dispersion and scattering, nonlinear interaction, Geophysical flows, WENO, shallow water equations, Positive solutions to PDEs, Finite volume methods applied to problems in fluid mechanics, Numerical Analysis (math.NA), PDEs in connection with fluid mechanics, constant subtraction technique, Finite volume methods for initial value and initial-boundary value problems involving PDEs, FOS: Mathematics, Mathematics - Numerical Analysis, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, well-balanced

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2411.11241

Bound preserving Lax-Wendroff flux reconstruction method for special relativistic hydrodynamics

Autoři: Sujoy Basak Arpit Babbar Harish Kumar a další

Zdroj: Journal of Computational Physics. 527:113815

Témata: Quantum hydrodynamics and relativistic hydrodynamics, Method of lines for initial value and initial-boundary value problems involving PDEs, Finite volume methods for initial value and initial-boundary value problems involving PDEs, admissibility preservation, FOS: Mathematics, G.1.8, Lax-Wendroff flux reconstruction, Finite volume methods applied to problems in fluid mechanics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), relativistic hydrodynamics, 65M60

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2409.15805

Bound preservation for the consistent and conservative phase-field method for compressible single-, two-, and N-phase flows: Bound preservation for the consistent and conservative phase-field method for compressible single-, two-, and \(N\)-phase flows

Autoři: Ziyang Huang Eric Johnsen

Zdroj: Journal of Computational Physics. 526:113783

Témata: multiphase flows, Finite volume methods for initial value and initial-boundary value problems involving PDEs, compressible flows, bound-preserving, positivity-preserving, Finite volume methods applied to problems in fluid mechanics, shock-interface interactions, phase-field methods

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8021083
https://doi.org/10.1016/j.jcp.2025.113783

How to enforce an entropy inequality of (fully) well-balanced Godunov-type schemes for the shallow water equations

Autoři: Martaud, Ludovic Berthon, Christophe

Zdroj: ESAIM: Mathematical Modelling and Numerical Analysis. 59:955-997

Témata: shallow water equations, Finite volume methods for initial value and initial-boundary value problems involving PDEs, well-balanced schemes, finite volume schemes, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, discrete entropy stability

Popis souboru: application/xml

An Energy Stable Well‐Balanced Scheme for the Barotropic Euler System With Gravity Under the Anelastic Scaling: An energy stable well-balanced scheme for the barotropic Euler system with gravity under the anelastic scaling

Autoři: K. R. Arun Mainak Kar

Zdroj: Numerical Methods for Partial Differential Equations. 41

Témata: energy stability, Finite volume methods for boundary value problems involving PDEs, Asymptotic behavior of solutions to PDEs, MAC grid, Euler equations with gravity, finite volume method, Numerical Analysis (math.NA), Nonlinear elliptic equations, asymptotic preserving, Existence, uniqueness, and regularity theory for compressible fluids and gas dynamics, Euler equations, Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs, A priori estimates in context of PDEs, Finite difference methods applied to problems in fluid mechanics, Integro-partial differential equations, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Finite difference methods for initial value and initial-boundary value problems involving PDEs, anelastic limit, FOS: Mathematics, Primary 35L50, 35L60, 35L65, 35L67, Secondary 65M08, 65M12, Mathematics - Numerical Analysis, Weak solutions to PDEs, well-balanced, Finite element methods applied to problems in fluid mechanics

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2405.00559

High-Order Well-Balanced Methods for the Euler Equations of Gas Dynamics with Gravitational Forces and the Ripa Model: High-order well-balanced methods for the Euler equations of gas dynamics with gravitational forces and the Ripa model

Autoři: I. Gómez-Bueno M. J. Castro C. Parés

Zdroj: RIUMA. Repositorio Institucional de la Universidad de Málaga
Universidad de Málaga

Témata: Hydrology, hydrography, oceanography, finite volume methods, Método de los volúmenes finitos, Finite element, Rayleigh-Ritz, Galerkin and collocation methods for ordinary differential equations, reconstruction operators, Gas dynamics (general theory), Ecuaciones Euler, Compressible Euler equations, compressible Euler equations, Multistep, Runge-Kutta and extrapolation methods for ordinary differential equations, High-order methods, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Reconstruction operators, Finite-volume methods, Dinámica de gases, Finite volume methods for boundary value problems involving PDEs, Finite volume methods applied to problems in fluid mechanics, Euler equations, PDEs in connection with geophysics, high-order methods, Análisis matemático, well-balanced methods, Ripa model, Well-balanced methods, Análisis numérico

Popis souboru: application/xml

Přístupová URL adresa: https://hdl.handle.net/10630/37656
https://zbmath.org/7983279
https://doi.org/10.1007/s10915-024-02781-1

On a symmetry-preserving unconditionally stable projection method on collocated unstructured grids for incompressible flows

Autoři: Santos Serrano, Daniel Hopman, Johannes Arend Pérez Segarra, Carlos David a další

Přispěvatelé: Santos Serrano, Daniel Hopman, Johannes Arend Pérez Segarra, Carlos David a další

Zdroj: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Témata: Àrees temàtiques de la UPC::Física::Termodinàmica, Spectral methods applied to problems in fluid mechanics, collocated, symmetry-preserving, unconditionally stable, energy-preserving, PISO, Finite volume methods applied to problems in fluid mechanics, Collocated, FVM, Unconditionally stable, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Energy-preserving, Symmetry-preserving, Spectral, collocation and related methods for initial value and initial-boundary value problems involving PDEs

Popis souboru: application/pdf; application/xml

Přístupová URL adresa: https://hdl.handle.net/2117/421153
https://doi.org/10.1016/j.jcp.2024.113631

A positivity-preserving Active Flux method for the Vlasov-Poisson system: A positivity-preserving active flux method for the Vlasov-Poisson system

Autoři: Yanick Kiechle Erik Chudzik Christiane Helzel

Zdroj: Journal of Computational Physics. 524:113693

Témata: Vlasov equation, Finite volume methods for initial value and initial-boundary value problems involving PDEs, active flux, plasma physics, positivity preservation, Finite volume methods applied to problems in fluid mechanics, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, flux limitation

Popis souboru: application/xml; Text

Přístupová URL adresa: https://zbmath.org/7996108
https://doi.org/10.1016/j.jcp.2024.113693

Efficient ROUND schemes on non-uniform grids applied to discontinuous Galerkin schemes with Godunov-type finite volume sub-cell limiting

Autoři: Deng, Xi Jiang, Zhen-hua Yan, Chao

Zdroj: Journal of Computational Physics. 522:113575

Témata: Finite volume methods for initial value and initial-boundary value problems involving PDEs, ROUND, non-uniform grids, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, scalar-structure-preserving, DG/FV subcell limiting, high-resolution

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7986829
https://doi.org/10.1016/j.jcp.2024.113575

Numerical path preserving Roe scheme for ideal MHD Riemann problem: Complete elimination of pseudo-convergence: Numerical path preserving Roe scheme for ideal MHD Riemann problem: complete elimination of pseudo-convergence

Autoři: Ke Xu Zhenxun Gao Zhansen Qian a další

Zdroj: Journal of Computational Physics. 523:113621

Témata: Finite volume methods for initial value and initial-boundary value problems involving PDEs, numerical path preserving, MHD Riemann problem, Alfvénic wave, Magnetohydrodynamics and electrohydrodynamics, Finite volume methods applied to problems in fluid mechanics, pseudo-convergence, hyperbolic conservation laws, roe scheme

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7986854
https://doi.org/10.1016/j.jcp.2024.113621

A Data-Driven Reconstruction for Unstructured Finite Volume Method on Multi-Dimensional Compressible Flows: A data-driven reconstruction for unstructured finite volume method on multi-dimensional compressible flows

Autoři: Joo, Jayeon Kim, Dongseok You, Hojun a další

Zdroj: Communications in Computational Physics. 36:1307-1338

Témata: machine learning, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Learning and adaptive systems in artificial intelligence, tree model, shock-capturing method, Gas dynamics (general theory), Finite volume methods applied to problems in fluid mechanics, fully-connected neural network, Artificial neural networks and deep learning

Popis souboru: application/xml

Optimal control approach for moving bottom detection in one‐dimensional shallow waters by surface measurements: Optimal control approach for moving bottom detection in one-dimensional shallow waters by surface measurements

Autoři: R. Lecaros J. López‐Ríos G. I. Montecinos a další

Zdroj: Mathematical Methods in the Applied Sciences. 47:13973-14004

Témata: shallow water models, Water waves, gravity waves, dispersion and scattering, nonlinear interaction, bottom detection, Mathematics - Analysis of PDEs, Finite volume methods for initial value and initial-boundary value problems involving PDEs, finite volume methods, non-conservative hyperbolic systems, Existence, uniqueness, and regularity theory for incompressible inviscid fluids, Optimality conditions for problems involving partial differential equations, 49K20, 76B15, 76B03, 65M08, Mathematics - Numerical Analysis, Mathematics - Optimization and Control

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2401.17239

A new efficient energy-preserving finite volume element scheme for the improved Boussinesq equation

Autoři: Jinliang Yan Fuqiang Lu Zhiyue Zhang a další

Zdroj: Applied Mathematical Modelling. 87:20-41

Témata: invariant energy quadratization method, sine-Gordon equation, finite volume element method, Finite volume methods for initial value and initial-boundary value problems involving PDEs, improved Boussinesq equation, 0103 physical sciences, 0101 mathematics, 01 natural sciences, energy

Popis souboru: application/xml

Přístupová URL adresa: https://www.sciencedirect.com/science/article/pii/S0307904X20302444

An Efficient Second-Order Finite Volume ADI Method for Nonlinear Three-Dimensional Space-Fractional Reaction-Diffusion Equations: An efficient second-order finite volume ADI method for nonlinear three-dimensional space-fractional reaction-diffusion equations

Autoři: Zhang, Bingyin Fu, Hongfei Liang, Xueting a další

Zdroj: Advances in Applied Mathematics and Mechanics. 14:1400-1432

Témata: Iterative numerical methods for linear systems, convergence, Finite volume methods for boundary value problems involving PDEs, finite volume method, Fractional partial differential equations, 01 natural sciences, Error bounds for initial value and initial-boundary value problems involving PDEs, efficient implementation, Finite volume methods for initial value and initial-boundary value problems involving PDEs, Fractional derivatives and integrals, Finite difference methods for initial value and initial-boundary value problems involving PDEs, nonlinear space-fractional reaction-diffusion equation, ADI, 0101 mathematics, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs

Popis souboru: application/xml