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Uxive.um'at'4i�'xuat� <br /> Pump Setection Design - -_ � <br /> � � <br /> Minnesota Poliution W�rksheet _. ` <br /> Control A enc � '� w,,��� <br /> 1. PUMP CAPACITY "' <br /> 1. Pumping to Gravity Distribution <br /> A. Minimum discharge is 10 GPM(15 GPM recommended) ��GPM <br /> B. Maximum discharge is 45 GPM. <br /> 2. Pressure Distribution-See Pressure Distribution Worksheet <br /> O mdma„ai ssrs O coi�,s�m <br /> Required Flow Rate (Line 12 of Pressure Distribution Worksheet) 36 GPM <br /> C. Distribution to: ❑Soil Treatment Unit ❑Media Filter ❑ATU ❑Other <br /> 2. HEAD REQUIREMENTS <br /> 3. Etevation Difference �$ �ft a r,���trei o�ia`�,y <br /> L-J .d <br /> between pump and point of discharge: <br /> 4. Distribution Head Loss: � 5 �ft �y�,�\ea9� - <br /> nlet pipe <br /> m e�r�". <br /> Additional Head Loss: �ft <br /> (due to special equipment,etc.) <br /> Distribution Head Loss Fnction Lpss m P astic P�pe per 100 <br /> Gravity Distribution = Oft C=130 <br /> Pressure Distribution based on Minimum Average Head Nomi�al Plpe Diamet2� <br /> Value on Pressure Distribution Worksheet: Flow Rate 1 1�/e 17h 2 3 <br /> Minimum Avera e Head Distribution Head Loss GPM <br /> �ft 5ft �� 9.11 3.08 1.27 0.31 --- <br /> 2ft 6ft 12 12.77 4.31 1.78 0.44 --- <br /> 5ft 10ft 14 16.99 5.74 2.36 0.58 --- <br /> Friction Loss 1 b --- 7.35 3.03 0.75 0.10 <br /> 1$ --- 9.14 3.76 0.93 0.13 <br /> 5. A.Supply Pipe Diameter. 2,00 �nches 20 --- <br /> 11.11 4.58 1.13 0.16 <br /> �� 25 == 16.79 6.92 1.71 0.24 <br /> B.Supply Pipe Length: 'rJ 8 Feet 30 <br /> 9.69 2.39 0.33 <br /> NOTE:/Frystem is nn individua(subwrfoce se►�ge treatment system, 35 � - 12.90 3.78 0.44 <br /> complete steps 6,7 ond 8. If system is a Collection System,skip steps 6, 4O --- -- 16.52 4.07 0.57 <br /> 7 and 8 and go to Step 9. 45 --- --- -- 5.07 0.70 <br /> 6. Based on Friction Loss in Plastic Pipe per 100ft from Table I: 50 --- --- --- 6.16 0.86 <br /> 55 7.35 1.02 <br /> Friction Loss= 3,3 2 ft per 100ft of pipe b0 --- -- --- 8.63 1.20 <br /> 65 --- --- --- 10.01 1.39 <br /> 7, Determine Equivalent Pipe Length from pump discharge to soil dispersat 70 11.48 1.60 <br /> area discharge point. Estimate by adding 25%to supply pipe length for <br /> fitting loss. Supply Pipe Length(5.8) X 1.25=Equivatent Pipe Length <br /> 58 fc x �.z5 = 72.5 fc <br /> 8. Catculate Supp(y Friction Loss by multiplying Friction Loss Per f00ft (Line 6)by the Equivntent Pipe Length (Line 7)and divide by 100. <br /> Supply Friction Loss= <br /> 3.32 ft per 100ft x 72,5 tt - too = 2.41 fc <br />