initial commit / add all books

1 files changed, 21 insertions, 0 deletions

diff --git a/1370/CH3/EX3.12/example3_12.sce b/1370/CH3/EX3.12/example3_12.sce
new file mode 100755
index 000000000..c49cf410d
--- /dev/null
+++ b/1370/CH3/EX3.12/example3_12.sce
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+//example3.12

+clc

+disp("R1=0.9 ohm, R2=0.03 ohm, X1=5 ohm, X2=0.13 ohm")

+disp("K=N2/N1=1/6 as N1:N2 is 6:1")

+r=0.03+(0.9*(1/6)^2)

+format(6)

+disp(r,"Therefore, (R_2e)[in ohm]=R2+R1''=R2+(K^2)*R1=0.03+(1/6)^2*0.9=")

+x=0.13+(5*(1/6)^2)

+format(8)

+disp(x,"(X_2e)[in ohm]=X2+X1''=X2+(K^2)*X1=0.13+(5*(1/6)^2)=")

+disp("I_sc = 200 A")

+disp("(Z_2e)=(V_sc)/(I_sc)  i.e.  sqrt((R_2e^2)+(X_2e^2))=(V_sc)/200")

+v=200*0.27444

+disp(v,"V_sc(in V)=200*0.27444=")

+v=54.8895*6

+disp(v,"i) V1(in V)=(V_sc)/K=54.8895/(1/6)=")

+disp("(W_sc)=(V_sc)*(I_sc)*cos(phi_sc)    and    (W_sc)=(I_sc^2)*(R_2e)")

+disp("Therefore, (200^2)*0.055 = 54.8895*200*cos(phi_sc)")

+s=((0.055*200)/(54.8895))

+format(4)

+disp(s,"Therefore, cos(phi_sc)[lagging]=")