A three-phase half-wave converter in Figure 2 is operated from a three- phase Y-connected 208-V, 60-Hz supply and the load resistance is R = 10 2. If it is required to obtain an average output voltage of 50% of the maximum possible output voltage, calculate (a) the delay angle a. (b) the rms and average output currents. (c) the average and rms thyristor currents. (d) the rectification efficiency. a T₁ Van T₂ vbn Vcn m b K T3 * Fig.2 Vo fuw me ic R L
A three-phase half-wave converter in Figure 2 is operated from a three- phase Y-connected 208-V, 60-Hz supply and the load resistance is R = 10 2. If it is required to obtain an average output voltage of 50% of the maximum possible output voltage, calculate (a) the delay angle a. (b) the rms and average output currents. (c) the average and rms thyristor currents. (d) the rectification efficiency. a T₁ Van T₂ vbn Vcn m b K T3 * Fig.2 Vo fuw me ic R L
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:A three-phase half-wave converter in Figure 2
is operated from a three-
phase Y-connected 208-V, 60-Hz supply and the load resistance is R = 10 2. If it
is required to obtain an average output voltage of 50% of the maximum possible
output voltage, calculate
(a) the delay angle a.
(b) the rms and average output currents.
(c) the average and rms thyristor currents.
(d) the rectification efficiency.
a
T₁
Van
T₂
vbn
Vcn
m
b
K
T3
*
Fig.2
Vo
fuw me
ic
R
L
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