Scrubber Design Calculation Excel Best (2025)

The Sherwood-Leva-Lobo correlation uses the dimensionless flow parameter ( ) to relate the liquid and gas mass flow rates:

This is mass transfer. The best Excel methods use (Height of a Transfer Unit).

: Calculate the required tower diameter based on gas velocity and saturation temperature. scrubber design calculation excel best

NTU = LN( (y_in - y_eq_in) / (y_out - y_eq_out) )

HTU=GmKGaPcap H cap T cap U equals the fraction with numerator cap G sub m and denominator cap K sub cap G a cap P end-fraction Gmcap G sub m is molar gas flux, KGacap K sub cap G a is mass transfer coefficient, P is pressure. 4. Best Practices for Scrubber Calculation in Excel NTU = LN( (y_in - y_eq_in) / (y_out

) and the physical efficiency of the chosen packing material (Height of a Transfer Unit, or

In the field of chemical and environmental engineering, the design of wet scrubbers is a critical task. While specialized simulation software exists, Microsoft Excel remains the industry standard for preliminary sizing, vendor verification, and detailed process calculations. Its transparency and flexibility make it the "best" platform for understanding the underlying physics of scrubber operation. SO2). Liquid Media Properties

To create or select the ultimate spreadsheet for wet scrubber design, engineers must integrate hydraulic capacity, mass transfer efficiency, and structural constraints into a unified, automated workbook. Core Design Modules for Excel

Uf=Y⋅g⋅ρlFp⋅ρg⋅μl0.1cap U sub f equals the square root of the fraction with numerator cap Y center dot g center dot rho sub l and denominator cap F sub p center dot rho sub g center dot mu sub l to the 0.1 power end-fraction end-root (acceleration due to gravity) Fpcap F sub p = Packing Factor ( m-1m to the negative 1 power ), specific to the packing type and size. μlmu sub l = Liquid viscosity ( Cross-Sectional Area and Sizing Industrial scrubbers typically operate between of the gas flooding velocity to prevent entrainment.

Cells executing the explicit algebraic steps for flooding velocity, diameter calculation, and Onda’s correlations.

: Inlet flow rate (kg/h or ACFM), temperature, pressure, and the molecular weight of the gas and the specific component to be scrubbed (e.g., HCl, SO2). Liquid Media Properties