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.� � --: �v.f. 3 i::`r: �•c hx F �� �� -�''�'H '°-��'�'s� ���'���, x'"�3C�r��._a.+��#� :-.�. .� x� aa:+ �6� <br /> ******* A N A L Y S I S OF S T R I P P I N G T Q W E R * ***** <br /> DATE : 2/6/1991 <br /> PROJECT : Golden Grain/Manteca Bean <br /> PAGE 2/2 <br /> VENGINEER : Daniel Tormey <br /> LOADING RATES <br /> 0.9 lb/ft"2.5 <br /> Nater mass loading rate s <br /> • <br /> 2 <br /> 0.109 lb/ft <br /> ' Air mass loading rate 6.36 gpmft^ <br /> Water volumetric loading rata 636 gpm/ft^2 <br /> "'fir volumetric loadinq rate 4.06 " H20/ft <br /> ' Air pressure gradient 100.0 <br /> Volumetric air./water ratio 15.9 <br /> 3 ,pping factor ' <br /> MASS TRANSFER PARAMETERS <br /> j 1 area wetted 31.2 � <br /> Percentage of packing 25.2 ft^2/ft^3 <br /> Netted packing area 0.000343 ft/s <br /> Cransfer rate constant in water 0.005467 ft/s <br /> Transfsr rate constant in air 0.000246 ft/s <br /> Overall transfer rate constant 0•{,062 1/s <br /> )verall mass transfer coefficient <br /> CONTAMINANT REMOVAL <br /> 4100.0 uq/L <br /> Influent concentration 0.3 uq/L <br /> -ffluent concentration 100.0 % <br /> Fraction removed 0,31289 lb/ft"2•day <br /> Mass of contaminant removed 0.10782 mg/ft"',ft^3 <br /> :oncentration in airstream <br /> -___-- -- ---_ - __---- Expressed per unit of stripping tower cross-sectional area <br /> Expressed per <br /> unit of tower -length -- <br /> - -- -- <br />