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diff --git a/3311/CH8/EX8.13/Ex8_13.sce b/3311/CH8/EX8.13/Ex8_13.sce new file mode 100755 index 000000000..74571f9ea --- /dev/null +++ b/3311/CH8/EX8.13/Ex8_13.sce @@ -0,0 +1,23 @@ +// chapter 8 +// example 8.13 +// Determine average and rms output voltage and form and ripple factor +// page-465 +clear; +clc; +// given +Edc=220; // in V (dc source) +Ton=1; // in ms (ON period of chopper) +Toff=1.5; // in ms (OFF period of chopper) +// calculate +T=Ton+Toff; // calculation of chopping period +alpha=Ton/T; // calculation of duty cycle +E0=alpha*Edc; // calculation of average output voltage +E0_rms=sqrt(alpha)*Edc; // calculation of rms output voltage +FF=E0_rms/E0; // calculation of form factor +RF=sqrt(FF^2-1); // calculation of ripple factor +printf("\nThe average output voltage is \t E0=%.f V",E0); +printf("\nThe rms output voltage is \t E0_rms=%.2f V",E0_rms); +printf("\nThe form factor is \t\t FF=%.2f ",FF); +printf("\nThe ripple factor is \t\t RF=%.2f ",RF); + +// Note: The answer varies slightly due to precise calculation upto 6 decimal digit
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