gefran TPD32-EV-500 series - Current Regulation (Current Regulat)

—————— TPD32-EV ——————
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6.8 CURRENT REGULATION (CURRENT REGULAT)
Motoring&Generating Torque Limit
From Speed Regulator
To Droop Feedback
speed
torque
T current lim +
T current lim -
T current lim -
T current lim +
+1% of Motor nom speed-1%of Motor nom speed
Current Limits
Current regulator
Current regulator includes
anti-windup logic

+
-
speed
torque
T current lim +
T current lim -Tcurrent lim -
T current lim +
Torque
reduction
T
T
Torque reduction
command
Go to Motor
parameters
Modulator
DC
Motor
Feedback
(option)
Torque Limit +/-
T current lim +
150 %
T current lim -
150 %
T current lim
150 %
In use Tcur lim+
In use Tcur lim-
Current lim red
100 %
T current ref
Motor current
Curr limit state
T curr lim type
Torque reduct
Arm resistence
2.55 Ohm
Arm inductance
34.33 mH
Output voltage
Figure 6.8.1: Torque current regulaton
CURRENT REGULAT
[41] Tcurrentref[%]
[199] Motorcurrent[%]
[1430] Motcurthreshld[%]
[1431] Motcurthdelay[ms]
[1520] dI/dtdeltatime
[453]
Armresistance[
ohm]
[454] Arminductance[mH]
[587] Eint[V]
[452] R&LSearch
[353] Zerotorque
Parameter description No.
Value
Standard
Conguration
min max
Factory
American
Factory
Standard
T current ref [%]
41 -200 +200 - - **
Motor current [%]
199 -250 250 - - -
Mot cur threshld [%]
1430 0 200 100 100
Mot cur th delay [ms]
1431 0 65535 1000 1000
Arm resistance [ohm]
453 S S 0.500 0.500 -
Arm inductance [mH]
454 S S 4.00 4.00 -
E int [V]
587 -80 +80 - - **
R&L Search
OFF
ON
452 0 1 OFF OFF -
Zero torque
Active
Notactive
353 0 1 Notactive(1) Notactive(1) *
*Thisfunctioncanbeassignedtooneoftheprogrammabledigitalinputs.
** Thisparametercanbeassignedtoaprogrammableanalogoutput.
TheuserdenesthefullloadcurrentofthemotorviatheFull load curr(FLC)parameterintheCONFIGURA-
TIONmenu.ThisisatthesametimetheoutputcurrentoftheinverterwhenT current ref=10%.