Yield Stress for Bingham Fluids
Calculate yield stress τ₀ and plastic viscosity μₚ from laminar rheogram data using linear regression of the Bingham model τ = τ₀ + μₚ γ̇.
📖 Need the theory? Read the methodology, assumptions, and equations in the full reference guide.
1. Define Input Parameters
2. Engineering Output
Plastic viscosity (mu_p)
- Pa·s
- Pa·s
Yield stress (tau_0)
- Pa
- Pa
Plastic viscosity (cP) (mu_p_cP)
- cP
- cP
Yield stress (bar) (tau_0_bar)
- bar
- bar
Need this calculation offline?
Download Offline Excel CalculationContext & Assumptions
Bingham fluids require a minimum yield stress before flowing and are common in slurries, pastes, and drilling muds. This calculator extracts the two key Bingham parameters from steady-shear data so that pumps, pipes, and mixers can be sized correctly.
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