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

---
 2231/CH2/EX2.18/Ex_2_18.sce | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100755 2231/CH2/EX2.18/Ex_2_18.sce

(limited to '2231/CH2/EX2.18')

diff --git a/2231/CH2/EX2.18/Ex_2_18.sce b/2231/CH2/EX2.18/Ex_2_18.sce
new file mode 100755
index 000000000..e2f866d36
--- /dev/null
+++ b/2231/CH2/EX2.18/Ex_2_18.sce
@@ -0,0 +1,24 @@
+//Example 2_18
+clc;
+clear;close;
+
+//Given data: 
+Vs=400;//V
+f=50;//Hz
+Idc=150;//A
+alfa=60;//degree
+
+//Solution :
+Vm=Vs*sqrt(2)/sqrt(3);//V
+Vdc=3*sqrt(3)/%pi*Vm*cosd(alfa)//V
+Pdc=Vdc*Idc;//W
+disp(Pdc,"Output power, Pdc(W)");
+Iavg=Idc/3;//A
+disp(Iavg,"Average thyristor current(A)");
+Irms=Idc/sqrt(3);//A
+disp(Irms,"RMS value of thyristor current(A)");
+Ipeak=Idc;//A
+disp(Ipeak,"Peak current through thyristor(A)");
+PIV=sqrt(2)*Vs;//V
+disp(PIV,"Peak inverse voltage(V)");
+//Answer of first part in the book is wrong.
-- 
cgit