3
F
unction
d
iag
ram
s
3.20
V
e
ctor
con
trol, Dyn
a
mic Dr
ive Contro
l (p0
0
96
= 2)
SINAMICS G120
C
U
250S-2 C
ontrol Units
93
4
List Manua
l, 09/2
017
, A5E3384289
0
F
ig.
3
-178
68
38 – Fie
ld wea
kenin
g controlle
r, flux co
nt
rolle
r,
Id
se
tp
oint
(ASM, p
030
0
=
1, p0
096
=
2
)
- 6838 -
Function diagram
8
7
6
5
4
3
2
1
fp_6838_97_56.vsd
Vector control, Dynamic Drive Control
G120 CU250S-2
05.09.2017
V4.7.9
Field weakening controller, flux controller, Id setpoint (ASM, p0300 = 1, p0096 = 2)
2
-1
1
0
0
U_max 1
[6834.8]
[6841.1]
[6834.8]
[6834.1]
0
-200 %
[6837.8]
Calculation, max. modulation depth
U_set 1
Id current limit
Saturation characteristic
p0362 ... p0369
Modulat_depth max [%]
r0073
r0070
Vdc act val [V]
Voltage max [Vrms]
r0071
Field_ctrl Tn
10 ... 10000 [ms]
p1596 [D] (300)
r1597
Field_ctrl outp [%]
r1598
Flux setp total [%]
Flux ctrl config
p1401
Id_set stationary [Arms]
r1623
Drv filt type mot
0 ... 4
p0230 (0)
Pulse freq setp
2.000 ... 16.000 [kHz]
p1800 [D] (4.000)
Flux ctrl config
p1401.2
1
0
[6837.8]
Quick magnetizing active
Value range and/or factory setting depend on p0500.
Modulator mode
0 ... 10
p1802 [D] (0)
Modulat depth max
20.0 ... 150.0 [%]
p1803 [D] (106.0)
U_reserve dyn
0.0 ... 150.0 [Veff]
p1574 [D] (10.0)
<1>
<1>
–
+
<1>
–
+
+
+
+
+
.1
[6828.1], [6834.1]
[6828.1], [6837.1]
<1>
Id_setp total [Arms]
r1624
Flux setp smooth [%]
r1583
[6837.8]
1 = Flux build-up control active
1 = Flux setpoint, differentiation active