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<br /> C]a.aa��r� ,,,�.,�F Un6veristy oi Minnesola
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<br /> ' ��-�-�"���� Non-Leve1 Pressure dit�ibution Worksheet
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<br /> 1 FnQPr otrh Sytipm IatarAl vlrvAtinn Rn� (r th i�p-,ier oi hiq�est t4 loWpst elevation
<br /> Lateral 1 El�vdtiun 1U1 5 !1 Lei��lii c�i��iNe 44 fl
<br /> , i-��Td�� '.�'&Vr��,�.'.'f ,s��ex�i� �'° LILq0��1�'''�'e Z :i�4 f�.
<br /> Lat�ral 3 E".2a�ation ti00 3 ft Lengi�; of pipe 44 ft
<br /> `t.�Q��.�4 '��'e�ra�I��i: ., _ } 7 h: Ler�;K;���,.� �3� �t ,
<br /> La;e;al S� Elevation `9s o ft �engtn or Fice( aa ft
<br /> 2. Calr,uEate chan�e in etevafion over 4h�13tetals.
<br /> Hi^y";s'elevation-towest elPvat{on: 101.5 • 39.0 = 2.5 te21
<br /> :i. Catculate the�Iotal Head=head at or�fices{e�ther 1 pr 2 ft} � change in etevatlon(2�
<br /> �e:,`�; 1 �t•r CPsig,n rt`or e s;r,g'o fam,ify hor�e or z n Tor anyth,irg e1se;"min �es;gn prassure head dt pallor�tia.�t)
<br /> :___.'__�.Jfi + 2 5 tt = 3` fe�t
<br /> r'-• �������r�ee!ca��nr�t be used i`greater th2n 5 f8ef Des��n nwst b�ouxirf,e�or valv�ng must be ustrd to aque,'�te ffo�v.
<br /> A. Calc�;late pressure hesd fot each (ateral
<br /> ? I+iohest Trenc�Efeva;ien(�1)the Head= 1 or 2 tee!
<br /> 2 =c,� atl other Iatera!5 the pressure head is calcuiated as 2 feet p�us the cha�ge in eleration troni Lateral 1,
<br /> l a � al ' Eievat��n 1p1 5 1 G tt
<br /> .'� �. ai 1` �t�r;t1, rt �:'�T� �" �1` '�-1 E".r t.. �-
<br /> ..;.� � 4 z f�;,r ;� ��SL�. �x,<, � i�-
<br /> '_ �. a�3 FlPvat,on 100 3 '1 ; ,E� F3j 1 + � 10"1 5 - 0�3 J • � tt
<br /> �� '� � 7. 1 � �U.1 , ,�9 ,r T F & .',f't
<br /> L.r 7i�' �3�S��i�i��'L �` . °�"� �a � i .> ��
<br /> t-,!: a'S EIev�UJn` (99.0 . ' + (E1 -E5J = t + ( 10i 5 - 99.0 w )- 3� i; '
<br /> ry. Detstm{rie ttow rate per hqle{S�fgurs E-6,I.
<br /> `-E'=��`�,���0'��/CN7 d/2!l7t�t@I 417CJ!hff Cpf(�S,�JOnd�R�galfq�S�Or 111r7iU�E 1�tBf�018�11] as nehdod
<br /> _�'r��, 1 Pres 1 0 Petf Diameter 3;16 = OA2 apm
<br /> -'� ��'�" ..:'tsr'''� .�� . �,= ,•:;P�t�7i�r'�;c;ar "�,:'6 . � >:�Da3 g�m,
<br /> _;�� i+ 3 Pres 1 2 Peri Garneter 31iS = 0.61 gprr
<br /> t'_�t�tr,�:; ��� `�?�I'��3{ar�te.E�'c`: ��f"� , .�`d 3�h�?'
<br /> '--2'fr�!5 Pres 3.8 : Pe.r1 Diameter ..3��6 .- > ''0.78 gpr�. .
<br /> �, i:a��:�late liow in gallons per rninute tor Latsral 1 - 5e12ct a:.pacing att;1 enterin bcx
<br /> �J�mber of per(orationo= [{len t`+01 ip2-2;Jspaci+ig}+�
<br /> !�. 44 n-��) � ?..S �tJ+1 = 17 Y.:rtor�t�ons{C�feck h,^ure E-4 to maf�e sure i�is oK)
<br /> Flc�v=nu.m�er of perlorations x flo�r,�r2ie
<br /> t7 pert x 0.4 g�,� _ _�._'„�1__9Pmfwlateral1
<br /> ' Cf,Iculate the gallons per mtnute per toot fot Laterai t
<br /> '�;rs �al��a w�u then be used to n)ak�sure the ga;lon per mmute per loo!rs e�uivolent rn eaGh 1a;eral
<br /> Ga�lo;;sllength= 7.1 Qpm ! 44 ft- _��J.16`�Pm/tt
<br /> E-6 Pc�iora;ion Dis�hargz in GPM """"" ---.
<br /> - � C-Q f�!sximum Number of 1/4 inch perfoiations �
<br /> �'�css�re �er tateral to guarantee«p°lo dischatqe variatlo� I
<br /> ��a'.: Pcrtoration Uiameter in mches
<br /> �ch --'i
<br /> �iee�" u8� 3�� 7r32 �ia S��acing
<br /> � Q�8 0 42 G 5& 0.74 °eet 1 in 1 25 in '.5 in 2 0 rr
<br /> � ' � � _ < < ._!.__�.
<br /> : �
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<br /> '`�: � �6� 0>�� �`, 8 14 18 28
<br /> � 0 26 G 59 0 8a 1 Q4 "� ::��
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<br /> " 3i��''� : �f"t�� x �� �^ ��
<br /> ( �• r,� . . , :� ,�3:8� , <�:1�' c �., � /25
<br /> 16
<br /> 2 0�2 C 9b 1 28 A;G �< a~1: x"�
<br /> r � ., G3��<� �,K� � � � :'.23
<br /> � ,.<,:«. �r 1a13�`; 7 S 10 14
<br /> -_ -. ..___. J 4' 0.94 _ � � �.1.F65 __. 22
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