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 --- 695/CH3/EX3.10/Ex3_10.sce | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100755 695/CH3/EX3.10/Ex3_10.sce (limited to '695/CH3/EX3.10/Ex3_10.sce') diff --git a/695/CH3/EX3.10/Ex3_10.sce b/695/CH3/EX3.10/Ex3_10.sce new file mode 100755 index 000000000..52846bf03 --- /dev/null +++ b/695/CH3/EX3.10/Ex3_10.sce @@ -0,0 +1,29 @@ +//Caption:Find the equivalent circuit parameters of the transformer reffered to LV side and also calculate the secondary voltage +//Exa:3.10 +clc; +clear; +close; +V1=300;//in volts +I_o=0.8;//in amperes +W_o=70;//in watts +pf=W_o/(V1*I_o); +I_w=I_o*pf; +I_m=I_o*sqrt(1-pf^2); +R_O=V1/I_w; +X_O=V1/I_m; +a=300/600; +V_sc=20;//in volts +I_sc=12;//in amperes +P_sc=90;//in watts +Z_O2=V_sc/I_sc; +R_O2=P_sc/I_sc^2; +X_O2=sqrt(Z_O2^2-R_O2^2); +R_O1=a^2*R_O2; +X_O1=a^2*X_O2; +I_2=6000/(600*0.8); +V2=I_2*(R_O2*pf+X_O2*sqrt(1-pf^2)); +disp(R_O,'R_O (in ohms)='); +disp(X_O,'X_O Magnetising reactance (in ohms)='); +disp(R_O1,'Equivalent Resistance reffered to LV Side (in ohms)='); +disp(X_O1,'Equivalent Reactance reffered to LV Side (in ohms)'); +disp(600-V2,'Secondary Terminal Voltage (in volts)=') \ No newline at end of file -- cgit