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ENO PERFORATION OF A PERFORATEU �ATERi <br /> . • ' PIZESSUItL UIS�I'IZII3U1'ION SZ'S"I'ENI <br /> , . �-c,o�, co.r <br /> t � i L^' �---� <br /> �v� �� <br /> 1. Select nurnber of perturaleci lalerals �J �.��r°°`°����%���-- <br /> '� - � Lay.r ol Gto�e.iU� /obrlc �-� <br /> • Loomy Saod Loy�r :Incb lavtt a! hor a �vuw <br /> �• nilh ted �o�in popu) <br /> 2. Select }�ei�faralioil s���in� _ �_ feeE (J�N''�,.�I s,-��r-.�;a,�-"'-=`'—�t;�a a�;o� o„���� ,�,,,,_ <br /> '`"fi��.�..... Imo C p N�or Top <br /> � <br /> �q Pl�f ��—,—A1 lw�l 12�to E� <br /> 3. Since �.�erforali�ns shc�ulcl iwt ve pllced closer tlian 1 tt. lo '°"`°'" F'`" "-°-`=�` .`�:;� °` R°" `°". <br /> \ -Per1oro11ona(nculed ol <br /> lhe edge of lhe rock layer (see diagram), subtract 2 ft. Irom ���a� Sond loyer Bot�om o� La�eral <br /> the rock layer lengtll. -�;=-�-�: , , <br /> L OrlQlnol Soll Pre�rrly $carllled <br /> � // ,r� �Y^ Belwe PtaclnQ Sand loycr <br /> �J <br /> Rock laycr Icngth - 2' Ff. _ ��ti f eet <br /> TABLE Or PLiRPOttATION DlSCF fARCGS 1N C <br /> 4. Detel'TI11IlE? flle IlUlll��ei" Oj S�aCeS IJe<<VeeIl �JeI"EOl'dL1UI1S. He�d 1'crforation diameter(inches) <br /> Divide tlle lengtli ab���e I�y perforati�n spacing an�l rc�und - <br /> dowil to neai-est wllole r�uiilt�er. ��» '�� <br /> I.Oa 0.56 0,74 <br /> Leii t�l erf. s aC1I1 �� {�. -�- �f. = 3 S aCeS �•5 0.69 0.90 <br /> g � P g = - ---"_ s� -�— �' z.o� o.ao �.oa <br /> ���3� ��2� 2.5 0.89 1.17 <br /> 5. Nuint�er of erforalioi�s is ec ual to c�ne lus the numl�cr of 3.0 0.98 i.2s <br /> P 1 P a.o �.�3 i.�� <br /> perforation sj�aces . s.o i.zb �.� <br /> aUse 1A foot of hcad (or residential sysletiis. ; <br /> �s}�aces + 1 = _f_� �erforatic�ns per lateral bUsc2.0(ceto(head forollicrestablishmenfs I <br /> G. Multiply perforations }�er lateral by number of laterals to <br /> get total number of pei�forations. <br /> Table 2 <br /> � X � — _ �/(� })E'CIV I�1 f lUll$ � i�lasitnum allnwnblc numbvr nf qunlcr inch pci foroliuns per <br /> Inicrals �>crfs/I❑irr;�l —+-- Inlcrallo Ru+ranlcc<IO:t llischurRc v�rialion <br /> perlw.U�n.p�cing 1.25 inch 1.5 inch 2.0 in <br /> (AvQ <br /> 7. Delermine requirea fl��w rate t�y inultiplying 2.5 14 ]8 28 <br /> nurnber of perforatioils by Ilow per perforation 3.0 13 17 2G <br /> 3.3 l2 1G 25 <br /> 4.0 11 IS 23 <br /> �� , 7� 5.0 10 14 22 <br /> ��5 X ev���i��r —�gl»tt. <br /> . 8. If laterals are connecle�l lo lieader i e as sllowi� oil u er � ' ` '`�° '' `"'`" "`S'�`"'","'�' '""' <br /> �' P �� <br /> example, select mininlum rec�uired lateral diaineler from ,�„ <br /> table 2; enler table witli perforation spacing and number �_._�---`�'��� <br /> of perforations per lalei-al. Select ►ni�iimuiil diaineter fur �--`"�A �� <br /> f T <br /> perforated lateral = / ��� inclies � �..-� „���u��. <br /> �""'� ,r'^'�1 <br /> . <br /> �.% <br /> 9. If perforated lateral system is altacheci lo manifold �ipe near <br /> tlle ceriler, as in lower exa�iiple, pei-torated lateral leilglll and ��°°:.��r.-��„�.•�•..:,e«^� <br /> number of perforations per lateral will be approximately one c�"""'•"�""� <br /> half of that in �# 6. Usiiig lliese values, SeI2Ct 1111I11IT1llIll �r':����;'�'�� �. <br /> �,,�,-.�• � <br /> diameter for perforate�l laleral iroin table 2 �r-�::-;,,�-- --�' <br /> perforated lateral = incl�es .�4•'�� ".� -��--� ,� <br /> r . �� <br /> � �r <br /> �l.-^' ��" ^��, <br /> r\.• 'M�/ 'e <br /> Y'� <br />