From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 2441/CH6/EX6.6/Ex6_6.sce | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100755 2441/CH6/EX6.6/Ex6_6.sce (limited to '2441/CH6/EX6.6') diff --git a/2441/CH6/EX6.6/Ex6_6.sce b/2441/CH6/EX6.6/Ex6_6.sce new file mode 100755 index 000000000..6d60c08fb --- /dev/null +++ b/2441/CH6/EX6.6/Ex6_6.sce @@ -0,0 +1,21 @@ +//exa 6.6 +clc;clear;close; +format('v',6); +A=0.98*expm(%i*3*%pi/180);//Constant +B=110*expm(%i*75*%pi/180);//ohm/phase +P=50;//MVA +pf=0.8;//lagging +V=132;//kV +//Formula : Pr=|Vs|*|Vr|/|B|*cosd(Beta-delta)-|A|*|Vr|^2/|B|*cosd(Beta-alfa) : +betaSUBdelta=acosd((P*pf+abs(A)*V^2/abs(B)*cosd(atand(imag(B),real(B))-atand(imag(A),real(A))))/V^2*abs(B)); +Qr=V^2/abs(B)*sind(betaSUBdelta)-abs(A)*V^2/abs(B)*sind(atand(imag(B),real(B))-atand(imag(A),real(A)));//MVar +Qr=P*0.6-Qr;//MVar//Since load require lagging component +disp(Qr,"(a) Capacity of shunt compensation equipment(MVar) : "); +//part(b) +//Formula : Pr=|Vs|*|Vr|/|B|*cosd(Beta-delta)-|A|*|Vr|^2/|B|*cosd(Beta-alfa) : +format('v',5); +P=0;//MW +betaSUBdelta=acosd((P*pf+abs(A)*V^2/abs(B)*cosd(atand(imag(B),real(B))-atand(imag(A),real(A))))/V^2*abs(B)); +Qr=V^2/abs(B)*sind(betaSUBdelta)-abs(A)*V^2/abs(B)*sind(atand(imag(B),real(B))-atand(imag(A),real(A)));//MVar +Qr=P*0.6-Qr;//MVar//Since load require lagging component +disp(-Qr,"(b) Capacity of shunt compensation equipment(MVar) : "); -- cgit