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• 01-22!�CD]. 1'1;31 F� 763�9;5011 SP TESTINt: TNC ��.112 <br /> ' , , ��-r <br /> � ' - PUMP SEL�CTI��MT PROCE��E <br /> 1. Determin��ump capacity: <br /> A. G�'av�ty distributian <br /> a. Mi�iAn.um required di�charge is 10 gpm <br /> Z. Niaxirnum sugge�ted discharge k 45 gpm. Far othes <br /> establistur�ents at]east iO4'o greater than th�w ates supply rate, <br /> but no faster thazt the rate at which eftlu�t wilY flow out of the <br /> d�bd.bution deviae, <br /> B. pressure distribution �'�'�''"}'� ��'�'�.. '� �a1 0 30,µ•�n _ <br /> �ee pressure distributiort zvvrk sheet <br /> Pron� A or B Selected pump �apaeit��: �..5� gpm <br /> 2. L�etern'ti;�e pump l�a�ead rec��xirements: <br /> A. �levati�c�ifference between��np an�poirtt of discharge? so�heannentsystem <br /> ��" _�eet ��rrt of�cs�hara� <br /> ��� <br /> B.Special head requirementi(5et Figure at right-Speci�t Head Require»rPnfs) �plpe <br /> = feet Zp � <br /> u�ie4 �Ifferenoe <br /> C.Calcuiate Friction Yoss p�e <br /> i. �ler.t pipe diameter. � u, -..,.. <br /> _....--•................... ....... <br /> 2. Entrr Fi�r�E-9 wfth gpni j1A or B)and pipe diameter(C1). <br /> 'C�e�d t.zicti�n loss�n Eee!t pea ipt}feet fram Figure E-9 Speelal Head lisquframents <br /> Friction Y,�as�=_1�� ft/lOpft c�f gaipe GraviLy Qistnbution 0 ft <br /> 3. Iaetermiste trital pipe length fram pump disr�arge ta soil treatu�er�t pressure Distributlon 5 ft <br /> �scharge poiztt,Esti�ate by addin�ZS g�cent to pige;ength for <br /> fitti.*�g loss.Total pipe lc�gt„h tfines 2.25=eq�.uva�ent pipe length <br /> ��_feet x 1.25=�£eet E-9:Fdctlon Lcns In PlosNc Plpe <br /> �ar y04 fsiet <br /> 4.C�lcvlate tatal�aictierr�toss by multiplying friction loas(C2) raomkral <br /> i�n tt/140 Et by the equivalent pipe len�th(C3)and d.ivide try 1L�0. �w raie 1..�Ipe 2arnatq3� <br /> - ���--�/1ac��r x_�+ � �.�iao=�____� m <br /> �. Total head regui:ed is the sum of e3evatian differe�ce{A},special 20 2.47 0,73 p.7� <br /> head requirements {B},gnd tata]friction loss(�4} 25 3.73 CiTf;� O,lo <br /> �ft+ C�' ft+._ / ft= � 5.23 1,55 0.23 <br /> Total heaol: _ � a.9a 2,oa o.� <br /> --� �-- f��t 4a s.�� �.ba o.s4 <br /> 3. Pump s�leetioat � 45 t 1•07 3,28 �.�8 <br /> 50 13.d6 3,99 0.58 <br /> �` 4�lfa 0.70 <br /> A pump must bE selected to deiiver at least��,�m � � ��p Q 82 <br /> (ZA�r ii)with at least�_feet of total head {2D) � b.as c,� <br /> � 70 7.4�1 1.09 <br /> t hereby cerGfy th�t 1 ha�c�npl�ted this work ir►arcdrdance wilh app?ieal�]e ardinarues, nil�s and Iaws. <br /> / . <br /> �—' �� (signature) �"!�,�(�ens�ii) /1�—b/ _(date� <br />