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Decanter Centrifuge Application Criteria

Calculations for the mechanical and hydrodynamic performance of the cylindrical clarification section of a decanter centrifuge using Ambler’s theory of sedimentation.

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1. Define Input Parameters

2. Engineering Output

Centrifugal acceleration (ac)
- m/s²
G-force (G)
- ratio
Density difference (delta_rho)
- kg/m³
Terminal settling velocity (vs)
- m/s
Liquid pool volume (V)
-
Sigma factor (Sigma)
-

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Context & Assumptions

The decanter centrifuge is a critical unit operation for solid-liquid separation in process engineering, utilizing high centrifugal forces to accelerate particle sedimentation. These calculations determine the mechanical performance and clarification capacity of the cylindrical section based on Ambler's theory.

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Review the step-by-step derivations, typical industrial limits, and scale-up rules.

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