[5710.8]
[A]
M_max upper eff
[5650.8]
r1538
M_max lower eff
[5650.8]
r1539
[5730.4]
<1> F07410 is output if I_act = 0 and Uq_set_1 is at the limit for more than 16 ms.
1
2
DO: SERVO
Servo control - Iq and Id controller
Iq limiting
(cuts-off filter
overshoots)
+
–
r1408.7
[2530.7]
≥1
r1408.8
[2530.7]
Iq_act
r0078[0]
[5730.1]
Id_set
r0075
+
–
[5722.8]
Id_act
r0076
[5730.1]
3
4
r1408.6
[2530.7]
Iq_set
Iq controller
r0077
[5722.3]
I_ctrl Kp
p1715[D]
Kp_I adaptation
Kp_I
1
[%]
0
p0393[M]
p0391[M]
p0392[M]
p1402.2
Current controller adaptation active
Id controller
5
fp_5714_01_eng.vsd
02.02.09 V05.02.03
p0115[0] (125.00 µs)
F07410 "Current
controller output
I_ctrl RefMod t_dead
limited"
p1701[D]
<1>
Uq_set_1
+
+
Kp_I
Tn_I
Uq pre-control
Tn_I
p1717[D]
Kp_I
Iq
Ud pre-control
Kp_I
Tn_I
+
Ud_set_1
+
6
7
Function diagram
SINAMICS S120
U_quad_set
r1733
[5730.1]
U_direct-axis_set
r1732
[5730.1]
8
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