Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Chapter 16, Problem 18P
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An RLE load is operating in chopper circuit from a 500 V de source as shown in Fig. (I) For
R = 0, L = 0.064 and constant E, the duty cycle is 0.2
(a) Derive the expression for the lo(max) and lo(min) for type A chopper, supplying RLE load.
Also, derive the expression for The maximum peak to peak ripple current.
(b) Find the chopping frequency to limit the amplitude of load current excursion to 10 A.
Fig.(1)
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Q1) An RLE load is operating in chopper circuit from a 500 V dc source as shown in Fig.(1) For
R=0, L= 0.064 and constant E, the duty cycle is 0.2
(a) Derive the expression for the lo(max) and lo(min) for type A chopper, supplying RLE load.
Also, derive the expression for The maximum peak to peak ripple current.
(b) Find the chopping frequency to limit the amplitude of load current excursion to 10 A.
Vs
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R
Fig.(1)
E
04)
A converter is feeding an RL load as shown in Fig. 2 with Vs = 220 V, R = 52, L = 7.5 mH,
f=1 kHz, d=0.5, and E=0 V. Calculate (a) the minimum instantaneous load current (b) the peak
instantaneous load current, (c) the maximum peak-to-peak load ripple current, (d) the average value
of load current la, (e) the rms load current lo, (f) the effective input resistance Ri seen by the source,
(g) the rms chopper current, and (h) the critical value of the load inductance for continuous load
current.
Chopper
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500000
R
Fig.2
LL
Chapter 16 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 16 - Find the total impedance of the parallel networks...Ch. 16 - Find the total impedance of the parallel...Ch. 16 - Prob. 3PCh. 16 - For each configuration of Fig. 16.66: a. Find the...Ch. 16 - For each configuration of Fig. 16.67 a. Find the...Ch. 16 - For each network of Fig. 16.68: a. find the total...Ch. 16 - For the circuit of Fig. 16.69: a. Find the total...Ch. 16 - Given the voltage and current shown in Fig. 16.70,...Ch. 16 - For the network in Fig. 16.71: a. Find the total...Ch. 16 - Repeat Problem 9 for the network in Fig. 16.72,...
Ch. 16 - For the network of Fig. 16.73: a. Find the total...Ch. 16 - For the network in Fig. 16.74: a. Find the total...Ch. 16 - Repeat Problem 12 for the circuit in Fig. 16.75...Ch. 16 - Calculate the currents I1 and I2 in Fig. 16.76 in...Ch. 16 - For the parallel R-C network in Fig. 16.77: a....Ch. 16 - For the parallel R-L network in Fig. 16.78: a....Ch. 16 - Plot YTandT(ofYT=YTT) for a frequency range of...Ch. 16 - Plot YTandT(ofYT=YTT) for a frequency range of...Ch. 16 - For the parallel R-L-C network in Fig. 16.79. a....Ch. 16 - For the series circuits in Fig. 16.80, find a...Ch. 16 - For the parallel circuits in Fig. 16.81, find a...Ch. 16 - For the network in Fig. 16.82: a. Calculate E, IR,...Ch. 16 - Find the element or elements that must be in the...Ch. 16 - For the network in Fig. 16.13 (usef=1kHz): a....Ch. 16 - For the network in Fig. 16.32: a. Plot the...
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