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II OSTP Pump Selection Desi n <br /> � � �V'IVHRSITY <br /> ' MinnesotaPoltution Worksheet (.)P�IVN�SOTA �` � <br /> �. ConaolA�ency -- <br /> � �.i. PUMP CAPAGTY �- <br /> I�� ',A, Pumping[o Gravi[y or Pressure Distri6ution: ��;ra��iry �;r�rss��� <br /> II I� . If pumping to gravity enter the gallon per minu[e of the pump: �-�GPM <br /> I 2. if pumping to pressure,is the pump tor the treatment system or[he collect�on system: <br /> '�rooemeocsYsrem �jco��ectiansy:te•» <br /> � 3. If pumping[o a pressurized treatmen[system,what part or type o(system: <br /> ' Soil TreaUnent Unit I Media Filter Other <br /> i4. It pumping to a pressunzed distnbuUon syztem: L 47.0 GPM <br /> (Lrne 71 of p�euure Distribu[ion or Line iG of Non-Level or en[er iJ Collection Sysrem) <br /> . ..._- .. _._- . .___._ ._._ ...-'-.-__ . . ._. _ __ <br /> 2. HEAD REQUIREMENTS <br /> - _ _...-_- _- _ S 1 rt . . <br /> � 3_ Elevation Dif(eience 10 f[ ai n�ia n,��e� <br /> between pump and point o(discharge: <br /> __-___ (�"l� 1en9���'"' <br /> NOTE:IFsystem is on individuat subsurfaw sewage beatment �=�7 s`^n"°"`--'� � <br /> 1 -"Isys[em,mmp(efe steps 4-9. lf system is a Collection System, ����„='' �i�,,,;o�•; <br /> skip steps 4,5,7 and 8 and go to Step 10. ���''i � I I ����«�« I <br /> _--- -_ ' � I <br /> i�� � � <br /> 4. Distribution Head Loss: �ft -- -�,�I .. -..--- __._..._. >_.__._______ <br /> �1 >:.�_{, k < <br /> I 5. additionai Head Loss: �]ft Idue to special eqinpment,etc.) <br /> Dirtnbution Head Loss Friction Loss in Plastic Pipe per 100 ft , <br /> Gravity Di>tribution = Ott (C=130) � <br /> - -�- - - - ` - -- --- Nomina!Pipe Diameter � <br /> Pressure DistribuUon based on Nanimum Averaqe Head Flow Rate ' <br /> i Vaiue on Presscire Ufttributfon worksheet_ ' (GPM) � ���� �� � 3 � <br /> Minimum Avera e Head Distribution Head Loss 10 9.11 3.08 '1.27 0.31 --� <br /> tft Sft - <br /> ' --- �ft - -- - bft 12 12.77 4.31 9J8 0.44 --- <br /> � - -- -- ----- --- T 14 16.99 5.74 2.36 0.58 <br /> i Sft �Oft --- <br /> 16 -- 7.35 3.03 0.75 0.10 <br /> 6. A.Supply Pipe Diameter. 2.0 in �g ___ g,�4 3.76 0.93 0.93 <br /> e.Supply Pipe Length: 30�ft Z� 11.11 4.58 1.13 0.16 <br /> 25 --- 16.79 6.92 1.71 0.24 <br /> 7. Based on Friction Loss in Plastic Pipe per 100ft from Table I: 30 --- --- 9.69 2.39 0_33 <br /> Fnction Loss- 5.44 ft per 100ft ai pipe _35 _--- -� 12.90 3.48 0.44 <br /> - 4� --- 16.52 4.07 0.57 <br /> g. Determine Equivalent Pipe Len,yth from pump d;scharge to soll dispersal 45 �- -- --- 5.07 0.70 <br /> area dacharge point. Estimate by adding 25%to suppty pipe lenglh tor <br /> i fi[ting toss. Supply Pipe Length(S.BJ X 1.25 EquivalenY Pipe Length 50 . - --- -- 6.96 0.86 <br /> � ` 55 � --- --- 7.35 1.02 <br /> 30 ft x �.t5 = 37.5 ft I 60 --- --- - 8.63 1.20 <br /> 9. Calculate Supp(y Fric[ion Loss by mul[iplying Friction l.oss Per f00Jf (Line 6)by 65 --- --- -- 10.01 1.39 <br /> Supply Fnchon Loss= <br /> 70 - -- 11.48 1_60 <br /> 5.44 ft per t00Ft x 37.5 it - 100 - �.0.�tt <br />