, locate the flooding point on the correlation chart or calculate it via empirical equations to find the gas flooding velocity ( Ufcap U sub f ). The design gas velocity ( Udescap U sub d e s end-sub
To make your Excel sheet functional and "bulletproof," organize it into these four distinct tabs: Key Features User data entry only. Data Validation (dropdowns) for units (e.g., cap C cap F cap M II. Constants Reference data.
Final Column Diameter (rounded up to standard manufacturing sizes, e.g., 2.0 ft, 2.5 ft, 3.0 ft). Total Packed Bed Height (including a safety factor). Operating Liquid Flow Rate (GPM or Total Estimated Pressure Drop ( 4. Best Practices for Error Prevention scrubber design calculation excel best
Calculate the cross-sectional area by dividing the gas flow rate by the allowable "gas velocity" (typically ~500 feet per minute for many industrial designs). Step 4: Calculate Efficiency: Use the formula: Efficiency % Inlet Concentration Outlet Concentration Inlet Concentration
🔽 Get the Best Scrubber Design Excel Tool (secure checkout – PayPal / Credit Card) , locate the flooding point on the correlation
Function ConvertUnits(Value, FromUnit, ToUnit) ' Case logic for "m3/hr to CFM", etc. End Function
The industry standard for acid gas scrubber design procedures. Sly Inc. Application Guide Excellent for understanding sizing based on shell velocity. Torch-Air Technical Blog Provides detailed breakdowns of the heat balance and ratio formulas. Sly Air Pollution Control Are you designing this for a specific contaminant cap N cap H sub 3 or dust) or a general-purpose ventilation system? Wet Scrubber Application Guide - Sly Inc. Constants Reference data
The fundamental operating parameter that dictates removal efficiency and operational cost.
What is the (e.g., HCl, SO₂, or particulate matter)? What is your inlet gas flow rate ? Are you designing a packed bed or a venturi scrubber ?