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Manual

ManualsBrandsRockwell Automation ManualsEquipment7000 PowerFlex Medium Voltage AC Drive (B Frame) - Classic Control
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Functional Description 5-13
7000 “B” Frame 7000-UM150I-EN-P – June 2013
Ix Command
(312)
Alpha Machine (328)
Curreg Bandwidth
(113)
Link Inductance
(27)
DC LINK
CURRENT
REGULATOR
T DC link
(115)
Idc Reference
(321)
Vdc Reference
(326)
Alpha Line
(327)
Iy Command
(294)
Idc feedback
(322)
+
-
Idc Error
(323)
V Stator
(344)
V line Average
(135)
Alpha Machine
(328)
+
+
Vdc Error
(332)
FEEDFORWARD
FILTER
Advance Limit
=0.99
Retard
Limit
(325)
Advance Rate
Limit
(121)
LIMITER
Feedforward Fil
(502)
Vdc Feedforward (333)
tan
-1
cos
-
1
cos
-1
x
2
+y
2
Ix Command
(312)
Alpha Machine (328)
Curreg Bandwidth
(113)
Link Inductance
(27)
DC LINK
CURRENT
REGULATOR
T DC link
(115)
Idc Reference
(321)
Vdc Reference
(326)
Alpha Line
(327)
Iy Command
(294)
Idc feedback
(322)
+
-
Idc Error
(323)
V Stator
(344)
V line Average
(135)
Alpha Machine
(328)
+
+
Vdc Error
(332)
FEEDFORWARD
FILTER
Advance Limit
=0.99
Retard
Limit
(325)
Advance Rate
Limit
(121)
LIMITER
Feedforward Fil
(502)
Vdc Feedforward (333)
tan
-1
cos
-
1
cos
-1
x
2
+y
2
Figure 5.7 – Current Control