Rockwell Automation Allen-Bradley PowerFlex 755T

26 Rockwell Automation Publication 750-PM101B-EN-P - April 2022
Chapter 3 PowerFlex 755T Control Block Diagrams
Figure 5 - Phase Locked Loop
1 2 3 4 5 6
BA
D
C
FHEG
I
Phase Locked Loop (PLL)
DC Oset
Cancellation
Unbalance
Rejection
PI Regulator Integrator
86 87
89
90 91
Basic PLL Kp
Basic PLL Ki
2
nd
Harm Filt BW
DC Ost Filt BW
DC Ost LPF BW
Line Angle
1
AC Line Freq
30Nom Line Freq
Line Voltage
Metering [B1]
0 1
PLL DC Ost 85 2
0 1
PLL Freq Src
85 3
0 1
PLL Unbl Rej
85 1
0
LPF
0 1
Display Filter
307 0
Display Filter
307 1
OR
Basic PLL Error 88
dq
3ф
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 PLL