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University of Mlnnesota Pump Selection Procedure - 10/25J04 <br /> A�bo�aed rec�ngles rt�st be enberea,�e Bst wi�be cak�,�abd. <br /> v�� <br /> 1. D�rn�Me pwnp up�dty: � <br /> a ��� rwooaw.. <br /> 1.�m t+eqid�ed di�harge is 10 gpm <br /> Z Maxirr�urn�Sted is 45 gpm <br /> Fot olher�at 1096 gre�ler�an Ihe w�er � <br /> st�pply�e,but no fas�fhan ihe raoe at wfdch ell�ent wip flow <br /> out�U�e dis�rbution devioe. <br /> B. Pressur�e Di�butlon-s�ee pr�ssure de.sign worksheet sou r�eotrT,er,t s�vs��„ <br /> &pd n�ye <br /> gele�ed pumP Ca�dty; ��m tota��pe <br /> lengt <br /> inlet 2A.elevation <br /> Z D�N�T0��1�111C HABd(TDH) p�p� t� � difference <br /> A Elev�oo�Iferenoe beiween pump and poi�t o�di�targe. !s ------ - - <br /> �;...._.......... .. <br /> 11 feet ;j --------------------------- ------ <br /> B. Special f�ead requi�+ement?(See F"rgu►e-SpeCi�l Head Reqtti►8mer►ts) <br /> �5 �eet Special Head Requirements <br /> Gravity Distributior► Oft <br /> C. Fric6on loss rt�suppiy p�e Pr�sure Distribution 5ft <br /> 1. Select p�e c�emeler �2 in <br /> 2 Enter Fi�me E-9 witl��m(1A or B)and pipe diame�er(C1) <br /> Read friction loes a�feet 100 feet from Fig�me E-9 E•9 F�Loss in PlaNic Pipe <br /> ai <br /> Fric�on lo� 2.6 ft/100 ft of pipe 100 ft <br /> no�nal <br /> 3.Detertriine btal P�e i�g�from WmP�ar��O so�sysbem discharge point Fbw Ra�ee �i e�me� <br /> Es�r�ale by add'ng 25 peroent b pipe lengih fia iriction bss�fittings. 1.5" 2.0' 3' <br /> C��e lengih 'fimes 1.25=equivalent pipe I�gih <br /> 160 R x 1.25= 200 feet 25 3.73 1.11 0.16 <br /> . .. � <br /> 4.Cala�a6e�I iricUon bss by multiplying iric�on loss(C2) . 35 . 6.96 2.06 0.3 <br /> bY���t P�Pe�9�(C3j�d cMride by 100. `�n . � <br /> Fric�on L.o�s= 26 ftN00ft X 200 ft I 100= 5.2 feet 45 11.07 3.28 0.48 ` <br /> -��w �.. ... <br /> D. Total h�d requirement is tl�e sum of elevation�oe(A),spedal 55 4.76 0.7 <br /> h�d t�equirements(B).and�Otal friction loss(C4). ''��� � . �`t ,`,::� ' <br /> ��`' �: <br /> 11 ft + 5 ft +_ 6.0 ft 65 6.48 0.95 <br /> �tF�:� �r�' <br /> To�al Hesd: 22.0 fe.et <br /> 3. Pump Selectia� <br /> 1.A purr�p must be sel�ed to deliver at least 38 9Pn'i(1A or B) <br /> wilh�least 22.0 fieet of fiotad head 2D. <br /> I hereby aer�fy that i haMe ooir�pleied�is work in a000rdanoe witlt aN a�pplic�ble ondinanoes,rules and laws. <br /> (signature) 810 (Iwense� 6/04/07 (Datel <br /> Page 1 of 1 <br />