Numerical Analysis of Drag Force Acting on 2D Cylinder Immersed in Accelerated Flow
2. Computational Methods
2.1. Governing Equations and Numerical Method
2.2. Computational Domain and Boundary Conditions
2.3. Validation of the Present Method
2.3.1. Grid Convergence
2.3.2. Choice of Turbulence Model
2.3.3. Time Step Convergence
2.4. Scope of Study
3. Drag in Accelerated Flow at Low Initial Velocity
3.1. Overshoot of Drag Force
3.2. Difference between Non-Accelerated and Accelerated Flow
3.3. Drag Changes over Dimensionless Time and Flow Time
3.4. Vortex Formation and Development
4. Drag in Accelerated Flow at High Initial Velocity
4.1. Difference between Non-Accelerated and Accelerated Flow
4.2. Drag Changes over Dimensionless Time and Flow Time
4.3. Vortex Shedding Formation Development
5. Comparison of Fluid Force by Initial Velocity
Conflicts of Interest
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|First Grid Height (m)||Total Number of Grids||Number of Grids around the Cylinder|
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Son, H.A.; Lee, S.; Lee, J. Numerical Analysis of Drag Force Acting on 2D Cylinder Immersed in Accelerated Flow. Water 2020, 12, 1790. https://doi.org/10.3390/w12061790
Son HA, Lee S, Lee J. Numerical Analysis of Drag Force Acting on 2D Cylinder Immersed in Accelerated Flow. Water. 2020; 12(6):1790. https://doi.org/10.3390/w12061790Chicago/Turabian Style
Son, Hyun A., Sungsu Lee, and Jooyong Lee. 2020. "Numerical Analysis of Drag Force Acting on 2D Cylinder Immersed in Accelerated Flow" Water 12, no. 6: 1790. https://doi.org/10.3390/w12061790