Research Article

Modal Spectral Element Solutions to Incompressible Flows over Particles of Complex Shape

Table 2

Summary of dimensionless drag, lift, and torque from DNS and VIP runs at different orders of basis expansion, computational time, and processor information for different cases. [1] Upper half sphere with the torque center set at the center of mass (3.375, 0, 0). [2] Lower half sphere with the torque center set at the center of mass (2.625, 0, 0). [3] Upper half sphere with the torque center set at the spherical center (3, 0, 0). [4] Lower half sphere with the torque center set at the spherical center (3, 0, 0).

RunsOrderDragLiftTorqueComputational timeCPU number/type

DNS [1]10348.09−10.7140.5529:45:1448 Intel 2.33 GHz
VIP [1]5 346.66−10.3542.442:10:07 One i5 3.3 GHz
DNS [2]5 339.609.89 −39.233:40:01One i5 3.3 GHz
VIP [2]5 345.9810.05 −42.211:46:09One i5 3.3 GHz
DNS [3]5 342.27−9.44 −90.14 4:07:28 One i5 3.3 GHz
DNS [4]5 339.609.89 88.12 4:14:54 One i5 3.3 GHz