Theoretical background and experimental results
Hydraulic classification by size. Classification by sedimentation

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Theoretical background and experimental results


Hydraulic classification by size. Classification by sedimentation

Authors : Pierre BLAZY, Robert JOUSSEMET

Publication date: March 10, 2011 | Lire en français

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1. Theoretical background and experimental results

1.1 Motion of solid particles in a fluid

Various flow regimes of the fluid around the solid govern the movement of the particles, opposing them with a resistance that varies with the relative velocity of the solid in relation to the fluid. These are defined (figure 1 ) :

  • a laminar or Stokes regime (figure

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