Siemens SINAMICS G120 Mode D'emploi page 652

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
[6030] Speed setpoint filter [6031] Acceleration model
n_pre-control
[6700.1]
n_model
[6700.1]
Actual speed [rpm]
r0063
1 2
Vector control / U/f control
Speed control and generation of the torque limits, overview
[6050] Kp_n-/Tn_n adaptation
n_ctrl SL Kp
p1470
p0342
a_prectrl scal
p1496
n_ctrl n_set [rpm]
r1438
–
[0]
n_C n_act T_s SL
p1452
[6040] Speed controller
p1400 p1401
[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
n_ctrl SL Tn
p1472
M_accel [Nm]
r1518 [0]
Kp Tn
Integrator control
[6060] Torque setpoint
M_max upper
p1522 [C]
M_max upper
(1520[0])
p1520 [D] (0.00)
M_max lower
p1523 [C]
M_max lower
(1521[0])
p1521 [D] (0.00)
r0056 r1408
[6630] Upper/lower torque limit
[6640] Current/power/torque limits
5
fp_6020_97_01.vsd
13.03.2018
r1508
M_set bef. M_suppl [Nm]
Current limit Current max [Arms]
p0640
r0067
Generating the
torque limits
P_max mot P_max gen
p1530 p1531
6 7
Function diagram
G120 CU230P-2
V4.7_10
M_set [Nm]
r0079
[6700.1]
M_max upper eff [Nm]
r1538
M_max lower eff [Nm]
r1539
8
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