Rockwell Automation SA3100 Distributed Power System Drv Config,Program - Manual (Page 139)

Volts per Hertz (V/Hz) Regulator E-3
Figure E.1 – Volts/Hertz Control Regulator Block Diagram
F
requen
c
y
Refer
enc
e
6000
00 ==
600Hz
In
ter
nal Ramp
Volts
pe
r H
e
rt
z
Char
ac
ter
is
tic
V o l t s
Her
tz
Sc
aling V
o
ltage per
D
C
Bu
s vo
lt
a
g
e
Sc
aling
of the
fr
equenc
y
c
omm
and
Ve
ct
o
r
Rotato
r and
Conv
er
s
ion
to 3-
Phas
e
P W M
R
a
te Limite
d
F
reque
nc
y
Refer
enc
e
V
o
ltage
Refe
renc
e
F
requ
enc
y
Refe
renc
e
VQ
_R
EF
VD
_R
EF
NULL
Vu Vv Vw
Iu Upper Iv
Upper
Iw Upper Iu Lower Iv
Lower
Iw Lower
C
T
C T
=
TUN
A
B
L
E
OR AF
FE
CT
ED
B
Y
TU
NA
BL
E
=
DER
IVED
FRO
M
CO
NFI
G
URA
TI
ON
PAR
AM
ET
ER
KEY