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Power Electronics and Motor Drives
book

Power Electronics and Motor Drives

by Bogdan M. Wilamowski, J. David Irwin
October 2018
Intermediate to advanced content levelIntermediate to advanced
1015 pages
40h 24m
English
CRC Press
Content preview from Power Electronics and Motor Drives
Recent Trends in Multilevel Inverter 19-21
R
ead the sampled amplitudes of v
AN
, v
BN
, and v
CN
for the current sampling interval.
Determine the time equivalents of phase voltages, i.e., T
as
, T
bs
, and T
cs
T v
T
n
T v
T
V n
T v
T
V n
as AN
s
bs BN
s
cs CN
s
= ×
= ×
= ×
( )
,
( )
,
( )
,
1 1 1
DC DC
where n is the number of levels.
Find out T
oset1
as T
oset1
= −(T
max
+ T
min
)/2, where T
max
, T
min
are the maximum and minimum
of T
as
, T
bs
, and T
cs
.
Determine
T T T
as bs cs
*, * *, and
as
T T T
as as
* = +
offset1
,
T T T
bs bs
* = +
offset1
,
T T T
cs cs
* = +
offset1
. Determine the
carrier indices I
a
, I
b
, and I
c
for A, B, and C phases, respectively.
Determine T
a_cross
, T
b_cross
, and T
c_c ...
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Publisher Resources

ISBN: 9781439802861