initial commit / add all books

1 files changed, 11 insertions, 0 deletions

diff --git a/3760/CH1/EX1.54/Ex1_54.sce b/3760/CH1/EX1.54/Ex1_54.sce
new file mode 100644
index 000000000..49cf5e118
--- /dev/null
+++ b/3760/CH1/EX1.54/Ex1_54.sce
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+clc;

+z1=0.4+2.2*%i; // leakage impedance referred to secondary for transformer 1

+s1=510; // secondary no load voltage for transformer 1

+z2=0.6+1.7*%i; // leakage impedance referred to secondary for transformer 2

+s2=500; // secondary no load voltage for transformer 2

+zl=5+3*%i; // load impedance

+// current shared by both transformers should be equal i.e. I1=I2

+t=(s2*(z1)-(s1-s2)*zl-(s1-s2)*zl)/s1;

+xn=sqrt(abs(t)^2-real(z2)^2); 

+xe=xn-imag(z2); // external reactance to be added in series

+printf('External reactance connected in series with leakage impedance of transformer 2 so that the  current shared by both transformers are equal is %f ohm',xe);