Rockwell Automation SB3000 High Pwr SB3000 AC Pwr Modules (RCS) - Manual (Page 64)

B-4 SB3000 Power Modules (RCS)
Figure B.2 – SB3000 Control Structure
Hardw
a
re
So
ftw
are
Ki =
Vml - Wco
Vml - A
Kp =
Vml - Wco
C
Gene
ra
te
PW
M
Vu Vv Vw
2/3
Vq
PI
(Iq
_
Fbk
)
(Iq
_
C
m
d)
Cnf I_Lmt
∗ 1.41
4
+ +
P
I_L
mt_E
1
+ +
P
I_Lmt
_
E
4
+ +
z-
1
Ki
Kp
E1
Vd
PI
(Id
_
Fb
k
)
(Id_
C
m
d)
Li
m
it P
o
w
e
r
F
a
ctor
C
u
rr
ent
(V
dc_R
e
f_E
0
)
(Ip
f_R
ef_E
1)
+ +
Ra
m
p Fi
lt
e
r
25%
Vm
l_
Kd
z-
1
+ –
+ –
if
(!
dr
v_on||rest
ar
t)
V
d
c
_
R
e
f_
E
0
= V
d
c _
R
a
mp
_E
1
++/
10
M
in_V
dc
_Ref
_
E
0
=
V
a
c_
Rm
s_
E
0
∗ 1
.414
∗ 1.
1
M
a
x_
Vd
c_
Re
f_
E
0
=
M
a
x_
V
o
lt
s -
2
5
=
875
(P
i_
Lm
t_
E
1
)
( Pi_
L
m
t_
E4
)
1
000
Vm
l_
Ff
F
ilte
r
40%
+ –
(C
n
f.I_Lm
t_E
1
∗ 1.4
14)
(Idc_
F
bk_E
1)
(V
dc_R
ef_
E
0)
(V
dc_F
bk_E
0)
f(
46
0)
= 715