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Herschel Bulkley Equation

Herschel-Bulkley Equation

Jun 13, 20221 min read

Apr 2022

Tags: Blood flow non-Newtonian Flow

Herschel-Bulkley Equation

center τ→ shear stress (Pa) τ0​→ yield stress (Pa) k→ consistency index (Pa sn) γ˙​→ shear rate (s−1) n→ power law index (dimensionless)

n < 1 → fluid is shear-thinning n > 1 → the fluid is shear-thickening. n = 1 & τ0​=0 → Newtonian fluid.


References

  1. https://en.wikipedia.org/wiki/Herschel%E2%80%93Bulkley_fluid

Graph View

  • Herschel-Bulkley Equation
  • References

Backlinks

  • Two-Phase non-linear Model for the Flow through stenosed Blood vessels

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