Calculators›Tray Hydraulics
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Distillation Tray Hydraulics

Fair's Correlation · GPSA Section 19 · FRI Recommendations

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Distillation Tray Hydraulics Calculator
Evaluates distillation tray performance including flooding, pressure drop, weeping, and entrainment. Uses Fair, Kister, and FRI correlations to ensure proper tray operation per GPSA standards.

Tower Geometry

ft
in
%
%
Sieve tray geometry

Operating Conditions

lb/hr
lb/hr
psia
°F
Note: Typical distillation conditions

Physical Properties

lb/ft³
lb/ft³
dyne/cm
in
Fair's Flooding:
CSB = K₁ × (Ts/20)^0.2 × (σ/20)^0.2
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About This Calculator

Analyzes sieve tray hydraulic performance including flooding, pressure drop, and liquid handling using Fair's correlation.

Key Aspects:

  • Flooding: Fair's CSB correlation from GPSA
  • Pressure Drop: Dry tray + liquid head
  • Downcomer: FRI hydraulic guidelines
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