Siemens SINAMICS G120D CU240D-2 DP Manual page 723

n_ctrl setp sum [rpm]
Mot MomInert Ratio
r1170
[3001.8]
Mot M_mom of inert
p0341
n_set_filt 1 T
p1416
n_set after filter [rpm]
r0062
–
Symmetrizing
Droop input
p1488
[6031] Acceleration model
[6030] Speed setpoint,
droop
n_act unsmoothed [rpm]
r0061[0..2]
p1300
(r1407.1)
<1>
n_act [rpm]
r0063
n_modell
<1> Only for vector control without encoder.
1 2
Vector control
Speed control and generation of the torque limits, overview
[6050] Kp_n-/Tn_n adaptation
Kp adaptation
n_ctrl SL Kp
p1470
n_ctrl Kp n lower
p1460
p0342
<1>
a_prectrl scal
p1496
n_ctrl n_set [rpm]
r1438
–
n_set I_comp
r1439
n_ctr n_act T_smth
p1442
[6040] Speed controller
p1503 [C]
p1300
(r1407.1)
n_pre-control
p1400
[6700.1]
[6490] Closed-loop speed control configuration
[6491] Closed-loop flux control configuration
[2526] Status word closed-loop control (r0056)
[2530] Status word closed-loop current control (r1408)
3 4
Tn adaptation
M_suppl 1
n_ctrl SL Tn
p1511 [C]
p1472
n_ctrl Tn n lower
p1462
M_suppl 1 scal
<1>
p1512 [C]
M_suppl 2
p1513 [C]
M_accel [Nm]
r1518
Kp
Tn
–
Integrator
control
[6060] Torque setpoint
<1>
n_C n_act T_s SL
p1452
Changeov n/M_ctrl
M_set p1501 [C]
(0)
(0)
M_max upper
p1520 [D] (0.00)
M_max lower
p1401 r0056 r1408
p1521 [D] (0.00)
5
fp_6020_97_55.vsd
09.12.2015
(0)
For Kp
adaptation
(0)
M_suppl 2 scal
M_suppl total
p1514
r1515
(0)
[0]
p1300
(r1407.2)
r1508
M_set bef. M_suppl [Nm]
Current limit
I_Ausg max
p0640
r0067
M_max upper
p1522 [C]
(1520[0])
Generating the
M_max lower
torque limits
p1523 [C]
(1521[0])
P_max mot P_max gen
p1530 p1531
[6630] Upper/lower torque limit
[6640] Current/power/torque limits
6 7
Function diagram
SINAMICS G120D
V4.7.6
M_set [Nm]
r0079
[6700.1]
M_max upper eff [Nm]
r1538
M_max lower eff [Nm]
r1539
8
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