Asymptotic and Stationary Preserving Schemes for Kinetic and Hyperbolic Partial Differential Equations
- Indbinding:
- Paperback
- Sideantal:
- 152
- Udgivet:
- 9. maj 2023
- Størrelse:
- 170x10x240 mm.
- Vægt:
- 302 g.
- 2-3 uger.
- 22. januar 2025
På lager
Forlænget returret til d. 31. januar 2025
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Beskrivelse af Asymptotic and Stationary Preserving Schemes for Kinetic and Hyperbolic Partial Differential Equations
In this thesis, we are interested in numerically preserving stationary solutions of balance laws. We start by developing finite volume well-balanced schemes for the system of Euler equations and the system of Magnetohydrodynamics (MHD) equations with gravitational source term. Since fluid models and kinetic models are related, this leads us to investigate Asymptotic Preserving (AP) schemes for kinetic equations and their ability to preserve stationary solutions.
In an attempt to mimic our result for kinetic equations in the context of fluid models, for the isentropic Euler equations we developed an AP scheme in the limit of the Mach number going to zero. The properties of the schemes we developed and its criteria are validated numerically by various test cases from the literature.
In an attempt to mimic our result for kinetic equations in the context of fluid models, for the isentropic Euler equations we developed an AP scheme in the limit of the Mach number going to zero. The properties of the schemes we developed and its criteria are validated numerically by various test cases from the literature.
Brugerbedømmelser af Asymptotic and Stationary Preserving Schemes for Kinetic and Hyperbolic Partial Differential Equations
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