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, ['IZESSUK[: (�(ST�(Z(E3UT[ON SY5TfM cr�o rcrtroa�r��x, or n r,�Rr�,�tn�Cu 1 ^r('f <br /> ---�--J` — �-c,o,. ce.., <br /> 1. Sclect numbe� of per(orated laterals �_ � '�vo���� -_.{ <br /> � <br /> 2. Selecl perforation spacirl� - _�_ fect. � ��°m�S°ro�,�• � ;w`; •'c�"•�,,,< �o,,,� ��. _ <br /> .. ..��n�ac.re`r1'v�a�.�i.e�<o.-.. <br /> a� c.ol rat«o� <br /> '��NIII:J �Ie�.to....• <br /> 3. Since perforatiorLs sl�ould not be laced closer than 1 ft. to � '�.."'_`°° "��< <�o <br /> P �,.�P��, ._ <br /> ti�e edge of thc rock layer (scc diagram), subtract 2 (t. F�on� °`°'^ F'<'° R . • -" ``°" 'Z-'° ''. <br /> _ . �•' .r ao�t �o,�, <br /> the rock laye� Icngth. ''�"���� � <br /> U�an Sand �y Bonom o��^colra at <br /> � lo�i�ol <br /> �-- L•f�/�� feL+t. 'b�p.nol Soll Prop<rlr� <br /> P.ock I�ycr IrngU� B<(w� P�ocaq So.d lor�� <br /> 4. Determine the number oF spaces between perforations. �"e,,,P�'°`•'�°^�<<• <br /> c rv�.,��<�cr_� <br /> Divide the lengtt� above by perForation spacing and round °�` �,_.,.� - -�-- <br /> down to nearest whole nurnber. "�" ' � <br /> 1.Oa 0.56 p.7q <br /> LenKth perf. spacing =�Zsft. =�-Sft. = Z� spaces 2"0b 0�8� 1-04 <br /> �3� �2� +.Usc for single(amily homcs <br /> b.Use(or all other appGcations <br /> S. tvumber of perforations is equal to one plus the number of <br /> perforation spaces . <br /> �ZMazimum numbcr of quarter inch perf�ra��o�u;� <br /> SPdCCS + 1 = �_ perforationsllateral lateral to guamantee< !0%dischargc var�auo:� <br /> ('crforation <br /> G Miiltiply Ne�forations per lateral by� number of laterals tc� SPre�jg l '; 1 j 2 <br /> get total number of perforations. 2.Jr 14 18 28 <br /> 3 �— erforations. 3.� 13 7 2(� <br /> . ��".�s X ,�`h,�""'' _ � P 3.3 12 16 25 <br /> 7. Determine required flow rate by multiplying 4.� II 15 23 <br /> number of perforations by flow Per perforation 5.� l� 14 22 <br /> " , //��// {] ����OIA lOC4�ID 4T (�p pf ►q[u{q� pqTA�0U�0+ f'RT7r <br /> ��f x �� _��r m. <br /> 8. [f laterals are ected to der pipe as sho\w1�on upper � <br /> examPle, to select � im required lateral d�am e • enter F„ � � � <br /> table witli perforation and number of perf a � ns �,,.-'" "" <br /> per lateral. Select � imum di ter for ''"� <br /> perforated later�.l�___ inclics. \/ <br /> 41o�/I O/IW�fQl I'r[Vt[�4��' <br /> ��QW�( tnM�^"�'ro <br /> `-R-�...�•^..�.� r � <br /> 9. [f perforated lateral system is attached to manifo(d pipe near �= =��''K"� '-''`�� � � <br /> � �M. �. <br /> the center, lower diagram, pecforated latera( (ength and .�..�;;,�;�.��... - <br /> number o( perforations per lateral will be approximate(y one ` ' �'-�� <br /> lialf of tlrat in ste� 8. Usin� thcse valucs, select mini�rium ,_� � �,,'' �_- <br /> dian���cr f��r �:�crforaled lalcr�-�I = _1��?�inchcs. ,, �,�.r�'' `�"--- <br /> � ,�� <br />