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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
16-26 Power Electronics and Motor Drives
where
M K T K T K CU T CU CU K T
z PU IU PU IU PU dcc IU dcc dcc PU U
( )ω ω ω= +
( )
+
2 2 4 2
2 2
TT
IU dcc UT
T CU T
( )
+
( )
ω
6
2
ω is the frequency domain
Hence, proportional gain K
PU
and integral time constant T
IU
of the DC-link voltage controller can be
calculated as follows:
K
C
T
U
PU
UT
dcc
=
2
(16.53)
T T
IU UT
= 4
(16.54)
Please take into consideration that value of the DC-link voltage lter time constant T
U
has to be deter-
mined. eoretically, it could be equal to one sampling period T
S
. However, in practice the low-pass
lter in DC-link voltage loop is needed. erefore, for further consideration, T
U
= 0.003
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Publisher Resources

ISBN: 9781439802861