Fig. 2-6 1700 – Vector control, speed control and generation of the torque limits
- 1700 -
Function diagram
87654321
fp_1700_97_55.vsd
Overviews
SINAMICS G120D
12.12.2012 V4.6
Vector control, speed control and generation of the torque limits
p1400 p1401 r0056 r1408
r0067
I_Ausg max
Kp
Kp-Adaption Tn-Adaption
Tn
p1300
(r1407.1)
[1550.8]
[1710.1]
Droop input
p1488
Symmetrizing
Reference
model p1400.3
Acceleration model
Integrator control
Speed controller
For Kp
adaptation
Torque setpoint
Generating the
torque limits
[6630] Upper/lower torque limit
[6640] Current/power/torque limits
[6490] Closed-loop speed control
configuration
[6491] Closed-loop flux control
configuration
[2526] Status word closed-loop control
[2530] Status word closed-loop current
control
Speed setpoint filter
r0062
n_set after filter [1/min]
n_C n_act T_s SLVC
p1452
n_set I_comp
r1439
r1438
n_ctrl n_set [1/min]
Mot M_mom of inert
p0341
Mot MomInert Ratio
p0342
M_suppl 1
(0)
p1511 [C]
M_suppl 1 scal
(0)
p1512 [C]
M_suppl 2
(0)
p1513 [C]
r1518
M_accel [Nm]
(0)
Changeov n/M_ctrl
p1501 [C]M_set
(0)
p1503 [C]
r1508
M_set bef. M_suppl [Nm]
M_suppl 2 scal
p1514
M_suppl total
r1515
r0079
M_set [Nm]
r1538
M_max upper eff [Nm]
r1539
M_max lower eff [Nm]
M_max upper
(1520[0])
p1522 [C]
M_max lower
(1521[0])
p1523 [C]
Current limit
p0640
M_max upper
p1520 [D] (0.00)
M_max lower
p1521 [D] (0.00)
a_prectrl scal
p1496
n_set_filt 1 T
p1416
Reference model
p1400.3
[6030] [6031]
[6040]
[6060]
r1170
n_ctrl setp sum [1/min]
[0]
p1300
(r1407.1)
n_modell
p1300
(r1407.1)
[1710.1]
[6630] Upper/lower torque
limit
[6640] Current/power/
torque limits
r0061[0..2]
n_act unsmoothed [1/min]
<1>
<1>
<1>
<1>
n_ctr n_act T_smth
p1442
<1>
Only for vector control without
encoder.
r0063
n_act [1/min]
n_ctrl Kp n lower
p1460
n_ctrl SLVC Kp
p1470
n_ctrl Tn n lower
p1462
n_ctrl SLVC Tn
p1472
Kp_n-/Tn_n adaptation[6050]
P_max mot
p1530
P_max gen
p1531
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