Siemens SINAMICS S Manuel page 1155

From Id_field weakening
[6724]
Mot load angle opt
Iq_set
[6714] r0077 Load angle correction
<1>
M_set steady-state
M_suppl_accel
r1538
r1515 M_suppl total
[6060.6]
r1518 M_acceleration
r1539
[6060.4]
r1762 Mot mod dev comp 1
[6731.2]
<1> Only for vector control without encoder (SLVC).
1 2
DO: VECTOR
Vector closed-loop current control - Id setpoint (PEM, p0300 = 2)
MIN
p0327[M]
2 2
Iabs Iq
Mot t_excitation
p0346
p1610[D]
0.9 x r0067
p1611[D]
r0067
M
Iabs
pre
3 4
I_set T_smooth
p1616
r1751.0
[6731]
from the model control
0
Id_inject
1
(r1407.2)
0 = M-ctrl
1 = n-ctrl
0
1
I
d
Iabs
MAX
M adaptation
Open-loop
MotMod w/o enc
controlled
p1757[D]
operation
&
select n-ctrl
n-Ctrl = 1
5
fp_6721_01_eng.vsd
08.03.06 V02.04.00
p0115[y] (Motor Modules)
Refer to [1020.7]
Id_setp total
r1624
To current controller
Id_set
Mot kt
kt
p0316[M]
Mot kt_reluctance
kt
p0328[M]
rel
Mot L_leakage total
Lq
p0377[M]
Mot L_stator_d
Ld
p0378[M]
r1797 MotMod kT corr
[6731.3]
from model control
Torque setting value, speed controller
PEM: Permanent-magnet synchronous motor
6 7
Function diagram
SINAMICS S
[6714]
M
Iq
[6710]
Iq
M
[xxxx]
[6040]
8
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