Siemens SINAMICS G120 List Manual page 922

Speed setpoint 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
[6822] Speed setpoint, Pre-control balancing, acceleration model (p0096 = 2)
n_modell
[6821.1]
Actual speed [rpm]
r0063 [0]
1 2
Vector control, Dynamic Drive Control
Speed control and generation of the torque limits, overview (p0096 = 2)
n_pre-control
[6821.1]
Kp adaptation
p0342
a_prectrl scal
p1496
n_ctrl n_set [rpm]
r1438
n_C n_act T_s SL
[6824]
p1400 p1401 r0056
[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
n_ctrl SL Kp n_ctrl SL Tn
p1470 p1472
Kp Tn
–
[6826]
p1452
Speed controller with Kp_n/Tn_n
adaptation (p0096 = 2)
M_max upper
p1520 [D] (0.00)
r1408
M_max lower
p1521 [D] (0.00)
[6828] Current/power/torque limits (p0096 = 2)
5
fp_6820_97_56.vsd
05.09.2017
M_suppl 1
p1511 [C]
(0)
For Kp
M_suppl 1 scal
adaptation
p1512 [C]
(0)
M_suppl 2 scal
p1514
M_suppl total
M_suppl 2
r1515
p1513 [C]
(0)
M_accel [Nm]
r1518 [0]
r1508
M_set bef. M_suppl [Nm]
Torque setpoint (p0096 = 2)
Current limit
Current max [Arms]
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
6 7
Function diagram
G120 CU250S-2
V4.7.9
M_set [Nm]
r0079
[6821.1]
M_max upper eff [Nm]
r1538
M_max lower eff [Nm]
r1539
8
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