Rockwell-automation 21G PowerFlex 750-Series AC Drives Programming Man Manual de usuario Pagina 423

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Rockwell Automation Publication 750-PM001J-EN-P - October 2014 423
PowerFlex 755 Control Block Diagrams Appendix A
Figure 57 - Torque Control - Torque
1
2
3
4
5
6
BA
D
C
FE HG
I
Torque Control – Torque
660
699
Min
Max
SReg Output
Inertia Comp Out
0
686
Torque
Step
688Notch Fltr Atten
685
Selected
Trq Ref
Notch
II
R
687Notch Fltr Freq
+
+
Inertia
Adaption
76Total Inertia
705
706
Inertia Adapt BW
InertiaAdaptGain
+
+
+
+
-
+
Filtered Trq
Ref
4
Commanded Trq
689
Select
Logic
313
Actv
SpTqPs
Mode
935
21 22 23
Drive Status 1
Torque Mode
PositionMode
Speed Mode
SpdTrqPsn Mode A
708
InertiaTrqAdd
Motor Acceleration
Feedback
0
0
1
Load
Observer/
Estimator
76Total Inertia
711Load Observer BW
Motor Acceleration
Feedback
0
0
2
+
Load
Estimate
707
704
InAdp LdObs Mode
Disabled
Disabled
Inertia
Adaption
Load
Observer
SpdTrqPsn Mode B
SpdTrqPsn Mode C
SpdTrqPsn Mode D
181
182
DI SpTqPs Sel 0
DI SpTqPs Sel 1
314
SLAT Err Stpt
315
SLAT Dwell Time
Zero Torque
0
1
2
3
4
5
6
7
8
9
10
Speed Reg
Torq Reg
SLAT
Min
SLAT
Max
Sum
Profiler
Psn P2P
Psn Camming
Psn PLL
Psn Direct
309
310
311
312
0 1
1 1
1 0
0
0
ABCD
Select
From Spd Ref
[7C4]
[10D5]
From Spd Reg
[10I3]
From Torq Ref
[22H4]
[6A1],
[6D2],
[10D5],
[11D2],
[11I1],
[12H5],
[16H2]
To Torq Ctrl
Current
[24a B2],
[24b B2],
[25D2],
[26D2]
[25B4]
[26C5]
0
1
Logic Ctrl State
(Forced Spd)
0
Min/Max Cntrl
(Forced Spd)
1
***INTERNAL CONDITION ONLY***
Mtr Option Cnfg
(Zero TrqStop)
(Trq ModeStop)
(Trq ModeJog)
0 1 240
+
FrctnComp Trig
1561
1567
FrctnComp
Out
Friction
Comp
FrctnComp Mode
Int Ramp Ref
1560
700
0
Disabled
0
1
2
Ext Ramped Ref
From
Spd Ref
[7A3]
FrctnComp Hyst
1562
FrctnComp Time
1563
FrctnComp Stick
1564
FrctnComp Slip
1565
FrctnComp Rated
1566
640
3
Filtered SpdFdbk
PF755 Rev_10.a
Page 23
11
Psn SpdlOrnt
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