activity
20172026
most citedA Modular Regularized Variational Multiscale Proper Orthogonal Decomposition for Incompressible Flows

23 citations · 45 across the 8 of their papers we have counts for

collaborators

9 papers

math.NA2026

Improved Arrow-Hurwicz method for Stationary Inductionless Magnetohydrodynamics System

Duygu Uludag, Fatma G. Eroglu, Aziz Takhirov +1

In this work, we propose a new Arrow-Hurwicz iterative scheme designed to solve the steady inductionless magnetohydrodynamics system. The main feature of the proposed scheme is the…

math.NA2021

On the Analysis of the Second Order Time Filtered Backward Euler Method for the EMAC formulation of Navier-Stokes Equations

Medine Demir, Aytekin Çıbık, Songül Kaya

This paper considers the backward Euler based linear time filtering method for the EMAC formulation of the incompressible Navier-Stokes equations. The time filtering is added as a…

math.NA2020

Defect-Deferred Correction Method Based on a Subgrid Artificial Viscosity Model for Fluid-Fluid Interaction

Mustafa Aggul, Songül Kaya

A defect-deferred correction method, increasing both temporal and spatial accuracy, for fluid-fluid interaction problem with nonlinear interface condition is considered by geometri…

math.NA2019

An analysis of a linearly extrapolated BDF2 subgrid artificial viscosity method for incompressible flows

Medine Demir, Songül Kaya

This report extends the mathematical support of a subgrid artificial viscosity (SAV) method to simulate the incompressible Navier-Stokes equations to better performing a linearly e…

math.NA2019★ 22 cited

A projection based Variational Multiscale Method for Atmosphere-Ocean Interaction

Mustafa Aggul, Fatma G. Eroglu, Songül Kaya +1

The proposed method aims to approximate a solution of a fluid-fluid interaction problem in case of low viscosities. The nonlinear interface condition on the joint boundary allows f…

math.NA2019

Numerical analysis of an efficient second order time filtered backward Euler method for MHD equations

Aytekin Cibik, Fatma G. Eroglu, Songul Kaya

The present work is devoted to introduce the backward Euler based modular time filter method for MHD flow. The proposed method improves the accuracy of the solution without a signi…

math.NA2018

Long time stability of a linearly extrapolated blended BDF scheme for multiphysics flows

Aytekin Çıbık, Fatma G. Eroglu, Songul Kaya

This paper investigates the long time stability behavior of multiphysics flow problems, namely the Navier-Stokes equations, natural convection and double-diffusive convection equat…

math.NA2018

A Family of Second Order Time Stepping Methods for the Darcy-Brinkman Equations

Aytekin Çıbık, Medine Demir, Songul Kaya

This study presents an efficient, accurate, effective and unconditionally stable time stepping scheme for the Darcy-Brinkman equations in double-diffusive convection. The stabiliza…

math.NA2017★ 23 cited

A Modular Regularized Variational Multiscale Proper Orthogonal Decomposition for Incompressible Flows

Fatma G. Eroglu, Songul Kaya, Leo G. Rebholz

In this paper, we propose, analyze and test a post-processing implementation of a projection-based variational multiscale (VMS) method with proper orthogonal decomposition (POD) fo…