Venturi scrubbers are highly effective wet scrubbing systems used primarily to remove fine particulate matter (PM) from industrial gas streams
, focusing on pressure drop, collection efficiency, and geometric optimization. 1. Introduction to Venturi Scrubber Dynamics
Once the throat velocity is established, calculate the physical dimensions: Throat Diameter ( Dtcap D sub t ): venturi scrubber design calculation xls upd
A venturi scrubber is a high-energy air pollution control device. It utilizes a converging section, a narrow throat, and a diverging section to atomize scrubbing liquid. The high-velocity gas stream shears the liquid into tiny droplets, capturing fine particulate matter ( PM2.5cap P cap M sub 2.5 PM10cap P cap M sub 10 ) and hazardous gases through inertial impaction. 2. Core Design Equations & Mathematical Modeling
After several requests and some critical updates, I’m sharing an for Venturi scrubber design calculations . Venturi scrubbers are highly effective wet scrubbing systems
To determine collection efficiency for a specific particle diameter ( ), calculate the inertial impaction parameter (
A widening cone designed for gradual deceleration and optimal pressure recovery. It utilizes a converging section, a narrow throat,
By keeping inputs, physical constants, and geometric equations isolated in clean, formulas-only blocks, your updated Excel tool will provide fast, reproducible engineering designs for industrial air pollution control verification. To tailor this sheet precisely, let me know:
Pressure drop is the single most critical factor determining the operating cost (fan power) and collection efficiency of the Venturi. The is widely accepted for calculating pressure drop:
C=1+(0.000621⋅Tgdp⋅106)cap C equals 1 plus open paren the fraction with numerator 0.000621 center dot cap T sub g and denominator d sub p center dot 10 to the sixth power end-fraction close paren Tgcap T sub g is in Kelvin ( is in meters (
ΔP=5×10-5⋅(vg)2⋅(QlQg)cap delta cap P equals 5 cross 10 to the negative 5 power center dot open paren v sub g close paren squared center dot open paren the fraction with numerator cap Q sub l and denominator cap Q sub g end-fraction close paren ΔPcap delta cap P = Pressure drop ( = Throat gas velocity ( = Liquid-to-gas ratio ( L/m3L/m cubed D. Collection Efficiency ( ) and Penetration ( Penetration ( ) is the fraction of particles that escape collection (