PRACTICAL MATLAB® FOR ENGINEERS PRACTICAL MATLAB

172 Practical MATLAB® Applications for Engineers

figure(3)

inti = int(iamps);

ezplot (inti,[0,3])

xlabel(‘ time ‘);ylabel(‘integral[i(t)]’);

title(‘integral[i(t)] vs t’);grid on;

figure(4)

diffi = diff(iamps);

ezplot(diffi,[0,3])

xlabel(‘ time ‘);ylabel(‘d[i(t)/dt]’);

title(‘d[i(t)/dt] vs t’);grid on;

figure(5)

Vr = 1000*iamps;

ezplot(Vr,[0,3])

xlabel(‘ time ‘);ylabel(‘Vr(t)in volts’);

title(‘Vr(t) vs t’);grid on;

figure(6)

Vl = 30e-3*diffi;

ezplot(Vl,[0,3])

xlabel(‘ time ‘);ylabel(‘VL(t)in volts’);

title(‘VL(t) vs t’);grid on;

figure(7)

Vc=.5e-6*inti;

ezplot(Vc,[0,3])

title(‘Vc(t) vs t’)

xlabel(‘ time ‘);ylabel(‘Vc(t)in volts’)

title(‘ Vc(t) vs t’);grid on;

figure(8)

Vlr=Vl+Vr;

ezplot(Vlr,[0,3])

title(‘[Vr(t)+VL(t)] vs t’);xlabel(‘ time ‘);

ylabel(‘[Vr(t)+VL(t)] in volts’);grid on;

figure(9)

Vcr=Vc+Vr;

ezplot(Vcr,[0,3])

title(‘[Vr(t)+Vc(t)] vs t’)

xlabel(‘ time ‘);ylabel(‘[Vr(t)+Vc(t)]’);

title(‘[Vr(t)+Vc(t)] vs t’);grid on

figure(10)

Pr = iamps*Vr;

ezplot(Pr,[0,3])

title(‘Pr(t) vs t’)

xlabel(‘ time ‘)

ylabel(‘Pr(t) in watts’);grid on;

figure(11)

Pl = iamps*Vl;

ezplot(Pl,[0,3])

title(‘PL(t) vs t’); xlabel(‘ time ‘);

ylabel(‘PL(t)’);grid on

figure(12)

Pc = iamps*Vc; ezplot(Pc,[0,3]);