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- _ OSTP Basic Pump Setection Desi�n UNIVERSITY r-���- .�. - - <br /> MinnesotaPollution Worksheet OF MINNESOTA _. _� "' <br /> Control A enc .�'��y <br /> 1. PUMP CAPACfTY Pro�ec[ID: v 11.09.22 <br /> Pumping to Gravfty or Preasure bisq-Ibutiort: O �u+rrtr Q. Rerare 5election raqulred 2 <br /> 1. If pumping co gravity enter the galton per minute of the pump: C�GPM (10-45,gpm) <br /> 2. If pumpfng tn a pressurized distributfon system: 36.0 GPM <br /> �une rt n�weaure o+sr►r6uannJ o„ <br /> a�n.�sxw�pe <br /> 2. HEAD REQUIREMENTS b - <br /> A, Elevt�tion DiHerence 10 ft +�"'� <br /> between pump and point of discharge: "'"°o' <br /> . ��:. <br /> Q�� <br /> B. Distributiai Fiead Loss: �(t ---- - <br /> � "' -----------------------•----- -------------- <br /> C. Additional Head Loss: C�ft�due to spedal equipmer�t,etc.) <br /> Table I.Friction Loss in Ptastic Pi e er 100ft <br /> Distrfbution Head Loss Flow Ra[e Pi e Diameter linchesl <br /> Gravity Dtstribution � Oft <br /> IGPMI 1 1.25 ti.5 2 <br /> Pressure Distribution based on MSnimum Average Head 30 9.1 3.1 1.3 �.3 <br /> Vatue on Pressur�Distributlon worksheet: �Z �2,g q,3 1.8 0.4 <br /> Minimum AvQra e liead �fstribution Mesd l.oss 1q �7.0 5.7 2.4 0.6 <br /> 1ft 5ft �6 21.8 7.3 3.0 0.7 <br /> 2ft 6ft �g q,1 3.8 0.9 <br /> 5ft 10ft <br /> 20 11.1 4.b 1.1 <br /> 25 16.B 6.9 1.7 <br /> D, t.Supply Pipe Dfameter: Z.Q in 30 23.5 9.7 2.4 <br /> 35 12.9 3.2 <br /> 2.Supply Pipe Length: 45 it 40 16.5 4.1 <br /> E. Ftiction Loss in Plastic Pipe per 100ft frnm Tabte 1: �5 20.5 5.0 <br /> Sd 6.t <br /> Frittio�Loss= 3.32 ft per 700h of pipe 55 7.3 <br /> 60 8.6 <br /> p, betermine Equlwien[Pfpe Lengih frvm pump discharge to sott dispe�sal area discharge 65 10.0 <br /> polnt. Estimate by adding 25X to su�ply pipe length for flttin�ios3. Suppty PJpr Lmgth �p ��,q <br /> (D.2) X 1.25-EqutNcdent Pipe Ler�gth 75 13.0 <br /> 4S ft X �.25 � 56.3 ft $S 16.4 <br /> 95 20.1 <br /> G. Cala�late Suppty Frltdan i.oss by muttlplying FNUfwr toss Per f00ft (Lfne E)by the Equiwlent Plpe Lmgth (Line�and divide by 100. <br /> wPP�Y FrtR1on Loss= <br /> 3.32 ft per tooR X 56.3 h + t0o � 1.9 ft <br /> ►�. 7otn1 Neod requirement is the sum of the F[ewtlon Dij/erence {Une A�,the D1sUibutian Nead Loss{Line B),Additionai Head Loss(Une C),and the <br /> Supply Frictfon Lnss{Line G) <br /> �o,o n + 5.a n + �rc • a.9 n = 16.9 n <br /> 3. PUMP SELECTIWi <br /> A pump must be selectcd to delNer at least 3 6 GPM(Line 1 or Line 2}wfth at least 17 feet of total head. <br /> Commeots: <br />