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PRESSURE DISTRIBUTION SYSTEM 3 BEDRO�M Page4 <br /> t Se�ect number ot perfbrsted leterals: � a+o eae�rwN � w Parow�►Teo uTe� <br /> •a»..�«.. <br /> � <br /> tn... <br /> 2 Select perlbratlan spac�ng= � ,,:..�,...�...« ` . , �a�..3"�M�,�,°_ <br /> 3 �ir.c�perForations ahould not be piaced cl+oset then r° �mtl�„."�,�a' <br /> 1 faot bo the edfle oT rock�(ase diagramj, subtract ��`�%° �"` <br /> ,y,•::.e�-.�..: 'lw�wnlwr I�waW at <br /> 2 feet irom the rock Isyer bngth. p.�,�,�.�,„ +�M�.µ•� <br /> �; <br /> � 38 � feet - 2 feet= 36 feet �°���"° <br /> Rock Laysr Lengfh <br /> Pe ration D'isdw e in P <br /> 4 Det�ermine the number of spac�e beMreen perforations. Hesa Porrorat�on�tarneter <br /> Divide�e length above by psrtoratbn spadn�and foet 7M�" 1J4' <br /> round down to nearo�t whole numbe�. 1.pa D.56 0.74 <br /> 1.50 8.B9 0.90 <br /> �4� �divided by� equals 12 2.� 0.80 1.04 <br /> Lert$th(3) SPednD�2J �Spaoes a usa�.oroocs�e nomes <br /> p lba 4,0 tNt f�ar aa sla <br /> S Nurnbsr af perforAtiona Is e�ual to one plus the numbe� <br /> of perfarations. Maximum number of 114 pe ratbris per <br /> laterel bo u�ren�ee<1 Q96 discha var9etbn <br /> 1Z pl� t 1S Pertor�t�on <br /> pac88 e�oratlor�per later'81 8 dn 1-1/4" 1-12' 2" <br /> 2.5 14 'i B Z$ <br /> 8 lUuikply porfvra6vna per fatarai by number of I�tsrals to Set 3.Q 18 17 26 <br /> total nurnberoi perforations 3.3 1 1 26 <br /> 4.0 11 15 �3 <br /> 3 X 13 6qui�l� 39 5.0 10 14 22 <br /> N0.Of LaAetS� Pel'tbr'atlOn6 Total <br /> per Latersl Pe�rdttions PlRFORATI4N LAY OUT: <br /> �' 1s � <br /> 7 Determine required ifow rate by muitlplying number oi perfcra�ons Pertcrations per lateral <br /> by flow per perforation. „�,.�,,,� ,� ��,�„�� � <br /> � aa x o.�a ����s za <br /> No. of Perfora�ane �mlperforetbns GPM � <br /> �°' <br /> HND FEED LAY�UT - ��; <br /> 8 If la�als are cannecisd tts F�eder pipe es shawn on t�per '"� �� �� <br /> s <br /> example,to selec�mMimum roquired laberal dametier;enUer ys�"''`�' �M <br /> �ble with pertoratlon spadng and number cf perloratbns per ��*°� <br /> lateral.Sekct minimum di�me�ter f�peirfo�bed later�l a <br /> �.°„��'�,°' <br /> w.�rronWFwR .. � <br /> PFtEFERRED SIZE: 2 INCHES ��I �: - ..-Pr,� <br /> � �� <br /> CENTER FEED LAYOUT � .�,,� <br /> A ii perforated tateral system fa atiached ta rn�nifold pipe near tfie '� �� �,.� <br /> center,lower dia9ram, pe�d bRerel ler�th and nurnber of �^' "� <br /> .�� : �.__ <br /> pertoratians per lateral wlq be approxirnateqr ane half�f d'��t ;,;,s,�� <br /> in Step 8. Using�ese v�uas, �eMc�minimum dl�met�for �'"`�; ' <br /> perforated IateraL � inches <br /> 9 'd ZEOTZbb�S6 �NI Z�OHH�df� Wd6b �8 LOOZ OT daS <br />