Sedimentation of spherical particles.

Simultaneous simulation of 100,000 particles and host fluid

  • Yellow and Red particles are identical. Different colors are used just for visualization purpose.
  • Simulation parameters
    • CFD Lattice: 256 x 256 x 512 mesh
    • Number of Particles: N = 100,000
    • Diameter of Particles: D = 4 mesh
    • Volume Fraction: Φ = 0.099
    • Particles Reynolds No.: Re ~ 0.1
    • Number of Iteration Steps: 32,400
    • Computation Time: 6 Days on Intel Core-i7-3.2GHz (with ICC+MKL+OMP)

3204 Particles

  • Yellow and Red particles are identical. Different colors are used just for visualization purpose.
  • Simulation parameters
    • CFD Lattice: 256 x 256 x 512 mesh
    • Number of Particles: N = 3,204
    • Diameter of Particles: D = 10 mesh
    • Volume Fraction: Φ = 0.05
    • Particles Reynolds No.: Re ~ 1
    • Number of Iteration Steps: 25,000
    • Computation Time: 2.5 Days on Intel Core-i7-3.2GHz (with ICC+MKL+OMP)

   > ./kapsel -Igravity.udf -Ooutput.udf -Ddefine.udf -Rrestart.udf
  • Visualization

  • Related Papers

Attach file: filedefine.udf 44 download [Information] fileparticleshow_gravity.py 76 download [Information] fileparticleshow.py 49 download [Information] filegravity100000.udf 75 download [Information] filegravity.udf 107 download [Information]