Research Article

Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques

Volume: 1 Number: 2 December 31, 2021
TR EN

Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques

Abstract

Computational Fluid Dynamic (CFD) researchers encounter some numerical errors namely numerical dispersion and unphysical oscillation. First-order finite difference technique causes to large numerical dispersion. Therefore, CFD researchers prefer higher-order methods in order to decrease the numerical dispersion. There are some higher-order space discretization methods in literature such as Quick (Quadratic Upstream Interpolation for Convective Kinematics), TCDF (third order continuously differentiable function) flux limiter and Adaptive flux limiter. Although these higher-order space discretization methods diminish the numerical errors, the use of first-order time discretization method leads to huge numerical dispersion. On the other hand, second-order time discretization method significantly reduces numerical dispersion. First objective of this study is to propose combination of second-order accurate Crank-Nicolson time discretization method and TCDF spatial discretization techniques. Secondly, this study is to present all numerical simulation codes in Matlab environment to make other researchers’ works easy.

Keywords

References

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Details

Primary Language

English

Subjects

Maritime Engineering

Journal Section

Research Article

Authors

Osman Ünal
Türkiye

Publication Date

December 31, 2021

Submission Date

December 16, 2021

Acceptance Date

-

Published in Issue

Year 2021 Volume: 1 Number: 2

APA
Ünal, O. (2021). Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques. Journal of Marine and Engineering Technology, 1(2), 48-58. https://izlik.org/JA76CR44XF
AMA
1.Ünal O. Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques. JOINMET. 2021;1(2):48-58. https://izlik.org/JA76CR44XF
Chicago
Ünal, Osman. 2021. “Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques”. Journal of Marine and Engineering Technology 1 (2): 48-58. https://izlik.org/JA76CR44XF.
EndNote
Ünal O (December 1, 2021) Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques. Journal of Marine and Engineering Technology 1 2 48–58.
IEEE
[1]O. Ünal, “Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques”, JOINMET, vol. 1, no. 2, pp. 48–58, Dec. 2021, [Online]. Available: https://izlik.org/JA76CR44XF
ISNAD
Ünal, Osman. “Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques”. Journal of Marine and Engineering Technology 1/2 (December 1, 2021): 48-58. https://izlik.org/JA76CR44XF.
JAMA
1.Ünal O. Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques. JOINMET. 2021;1:48–58.
MLA
Ünal, Osman. “Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques”. Journal of Marine and Engineering Technology, vol. 1, no. 2, Dec. 2021, pp. 48-58, https://izlik.org/JA76CR44XF.
Vancouver
1.Osman Ünal. Numerical Simulations of Convection-Diffusion Equation Using Higher-Order Finite Difference Techniques. JOINMET [Internet]. 2021 Dec. 1;1(2):48-5. Available from: https://izlik.org/JA76CR44XF