3
F
unction
d
iag
ram
s
3.18
V
e
ctor control
/U
/f control
SINAMICS G120
C
U
250S-2 C
ontrol Units
90
8
List Manua
l, 09/2
017
, A5E3384289
0
F
ig.
3
-154
67
21 – Id
setpo
int
(PMSM, p0
300
=
2
xx)
- 6721 -
Function diagram
8
7
6
5
4
3
2
1
fp_6721_97_58.vsd
Vector control / U/f control
G120 CU250S-2
05.09.2017
V4.7.9
Id setpoint (PMSM, p0300 = 2xx)
1
0
[6060.6]
MAX
MIN
[6724.8]
M
Iq
[6640.5]
[6710.2]
[6799.7]
Ld
Lq
kt Rel
[6731.2]
[6040.4]
[6731.3]
[6060.4]
r1538
r1539
n-Ctrl = 1
Iabs
pre
M
1
0
Iabs
(r1407.2)
0 = M-Ctrl
1 = n-Ctrl
I
d
Id_inject
Iq
M
From Id_field weakening
Load angle correction
M adaptation
Torque setting value, speed controller
Id_set
Mot phi_load opt
0.0 ... 135.0 [°]
p0327 [M] (90.0)
Mot t_excitation
0.000 ... 20.000 [s]
p0346 [M] (0.000)
M_set static
-200.0 ... 200.0 [%]
p1610 [D] (50.0)
M_suppl_accel
0.0 ... 200.0 [%]
p1611 [D] (30.0)
I_set T_smooth
4 ... 10000 [ms]
p1616 [D] (40)
Mot kT_reluctance
-1000.00 ... 1000.00 [mH]
p0328 [M] (0.00)
Mot L_leak total
r0377
Mot L_stator d
r0378
PMSM: Permanent-magnet synchronous motor
r0077
Iq_set [Arms]
[6710.8]
MotMod kT corr
r1797
[6731.3]
MotMod dev comp 1
r1762
M_suppl total
r1515
r1518
M_accel [Nm]
MotMod status
r1751.0
r0067
0.9 · r0067
[6640.1], [6714.1]
Id_setp total [Arms]
r1624
2
2
Iabs
Iq_set
I_inject t_ramp
1 ... 10000 [ms]
p1601 [D] (20)