Computation of Pressure Fields around a Two-Dimensional Circular Cylinder Using the Vortex-In-Cell and Penalization Methods

Figure 15

Comparison of vorticity isocontours on different computational domain sizes for Re=550: FFT points of 1024×1024 (solid line) versus4096×4096 (dashed line).

(a) 𝑇=3

(b) 𝑇=7