Rockwell Automation Publication 750-PM101B-EN-P - April 2022 63
Chapter 3 PowerFlex 755T Control Block Diagrams
Figure 42 - Torque Overview
Torque Overview (Trq Overview)
1
2
3
4
5
6
BA
D
C
FHEG
I
Torque
Reference
Scale
and
Trim
Position /
Velocity /
Torque
Mode
Select
Torque
Limit
Torque
Limit
Select
+
+
Bus
Voltage
Regulator
Torque Step
VReg PI Out
Trq Ref 1
Trq Ref 2
Trq Trim
VReg
Output
Trim
Accel FF
Regen Power Limit
Pos Torque Limit
Neg Torque Limit
Trq
Filters
Trq Ref
Filtered
+
+
Select
Drive Voltage and
Current Ratings
Brake/Bus Cong
DC Bus Voltage
Te
Iq
Calc
Current
Limit
Rate
Limit
Torque
Current
Ref
Pwr
Te
Calc
Power, Torque, and Current Limit Reference Generation
Current
Limit
Processing
and
Selection
Load
Observer
Friction
Comp
+
VelFb
+
-
+
Trq
Ref
CAM
Overview VarCtrl PFC Vector Overview PRef Move Prof Ind 2 VelRefCAM Ld Obs Cur IPM MOP Logic
Metering DroopCtrl CurPwrLmt Freq Overview PRef2 Roll Psn VRef Vect Friction Comp Proc 1 22Series IO Digital Invert
PLL DBC CurrCtrl CBI Metering PReg Spindle Ref Move Trq RefCAM Proc 2 22Series IO Digital Motor I2T
PwrLoss VoltRefGen LscCtrlCfg Fdbk Psn PLL VRef Overview VReg Vect Trq Ref AntiSway 11-Series IO Digital High Speed Wizard
LscData VoltCtrl DriveDerating Homing Psn CAM VRef Sel Trq Overview Trq Filt Oil Well 1 22-Series IO Analog
CurRefGen DCBusObs PRef1 Prof Ind 1 VRef All Trq Ref Sel Cur IM SPM Oil Well 2 22-Series IO Analog Trq Overview
To Next Page
Loading...
Need help?
General
