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A00;0 Gott Tat/U -F',io,,.v �re,ca st- Sys��ra Darw:a M r►�e so*o �N° �ZCt;P�"io�.,s ) <br /> Sizing of Dosing Chamber <br /> 1. Determine surface area `"dth <br /> / Rectangle area = L x W <br /> x = sq feet �� <br /> Circle area =n+4 x (diameter)2 <br /> 3.14+4 x x = sgft n=314 <br /> Other?Get surface area from manufacturer. sgft Diameter <br /> 2. Calculate gallons per inch <br /> There are 7.5 gallon per cubic foot of volume, therefore you must multiply the area times the <br /> conversion factor and divide by 12 inch per foot to calculate gallon per inch. <br /> Area x 7.5-:-12= x 7.5+ 12 = zs gallon per inch Legal Tank: <br /> 3. Total tank volume 500 gallons.or100% the Daily flow <br /> Depth(inch)',x.gallon/inch = 10 x ZS' _ (000 gallon . . or <br /> 4. Calculate gallon to cover pump (with 2-3 inch of water covering pump) Alternating Pumps <br /> (Pump &Block height(inch) +2 inch) x gallon/inch Ealmated <br /> (8 .�"�" x ZS = 500 gallonsro�toa,� gaW,, <br /> �BMIMMW t a aim W <br /> 5. Calculate Total Pumpout Volume <br /> '7 2 3M ns ISO � <br /> A- To maximize pump life,select sump size for 4-to-5 pump operations �' ,W : <br /> per day. 1370 gpd+ '7 = I'i o gallon per dose `7 M GM � T450 2% <br /> �� <br /> B. Calculate drainback m <br /> a. Determine total pipe length, Z j feet. <br /> b. Determine liquid volume of pipe,o r743 gallon per foot. <br /> C. Drainback quantity= z I ft x 0"-7"gal= 3.7 gal Pipe Diameter Gallons per ft <br /> inces <br /> C. Total pump out volume 1 0.045 <br /> 1 .-L' gal/dose.+ 3'70 gal = l o Total gallon 1.25 0.078 <br /> 6.Float separation distance (equal total pp <br /> out volume) 2.5 0.25 <br /> Total pumpvolume+gal/inch 3 0.38 <br /> 4)3.70 + 71 = 5 inch S v.-Z,5 = (7--T -rata,(-rata,( �'Qt �&Aco„ 4 0.66 <br /> J1p.�_ <br /> T _ 5cA60y.s-in laker�a.ls G►eab¢�t s� Ij e'er <br /> 88.2, �ableo.s a..n,�l,. pre.ss��r• PP <br /> 7. Calculate volume for alarm(typically 2 to 3 inches) <br /> Depth(inch)x gallon/inch= z- x Zs = So gallon <br /> 8. Calculate total gallon <br /> gallon over pump+gallon pumpout+gallon alarm <br /> 4+5+7 <br /> 5;02 + 1 Z$ +== 625 gallon <br /> Inlet <br /> ' pipe Reserve Capacity <br /> 9.lotal depth= total gallon—. gallon/inch <br /> (0 '5' + ZS = Z.'1 inch On Control <br /> ----- ------ - <br /> �-10'=2? tYivc ZS =3237 goa . ac.+v*A revs. cof Pumpoutvolume <br /> Recommended: .......... <br /> -.....o..contmi <br /> Calculate reserve capacity(75%the daily flow) Pump height <br /> Daily flow,x.75 = 7Sv x .75=Sb?•s gallons <br />