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Calculation
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Calculations
Recommendations
Sigma Mechanized inclined screen grid
Sanitary wastewater sludge drying beds
Rayleigh's number
Hayduk and Laudie's equation
Grashof's number
Default
Input data
Expansion coefficient, in 1/K (β)
-
Superficial temperature
°C
°F
K
Fluid temperature
°C
°F
K
Characteristic length
mm
cm
m
km
ft
in
Kinematic viscosity, in m²/s
-
Output data
Grashof's number
-
Description
Dimensionless parameter that correlate natural convection data.
References
WELTY, James R.; RORRER, Gregory L.; FOSTER, David G. Fundamentos de Transferência de Momento, de Calor e de Massa, 6ª edição. Grupo GEN, 2017.