WEG CFW-11 Series, Programming Manual

Page: 112 / 307

VVW Control
10-2
10
P0202=5 (VVW Control)
U
d
P0151
U
d
DC V
oltage
Regulation
Hold
P0100-P0104
t
Filter
+
+
Reference (R
efer to
Figure 13.9 on page 13-34
)
P0134
P0133
P0403
f
slip
F
slip
Calculation
f
o
T
L
/T
R
, s
R
f
o
l
a
l
o
m
Torque Estimation
P0404, P0399, P0401, P0409, P0402, P0403
U
d
l
o
I
o
Calculation
i
v
, i
w
P0295
l
a
i
v
, i
w
I
a
Calculation
m
P0295
f
o
m
PWM
i
v
, i
w
Space V
ector
Modulation
PWM
Speed Direction
f
o
l
a
l
o
Flux Control
m*
U
d
Line
Output V
oltage
Compensation
U
d
P0400, P0403, P0401, P0407, P0409, P0178
l
o
M I 3Ø
P0151
t
Figure 10.1 - VVW control block diagram