Siemens SINAMICS S Manuel page 1161

Drv f_output
r0066
From motor model
[6732.4]
U_output max
r0071
From flux setpoint
[6725.4]
Isq_set
r0077
From current setpoint filter
[6710.8]
P-flux ctrl output
r1602
From P flux control
[6726.8]
Flux ctrl output
r1593
From flux control
[6726.8]
Isq_act
r0078
From Iq and Id controller
[6714.3]
Id_set pre-ctrl
r1618
From flux control
[6726.8]
I_mod_ctrl Kp active I_mod_ctrl Tn active
r1631
I_mod_ctrl dyn_fact
1...400 [%]
p1628[D] (50)
From flux control
[6726.8]
+
–
I_mod_ctrl Kp I_ctrl Tn
0.00...6.00 0 ... 10000 [ms]
p1629[D] p1630[D] (50)
I_mod flux setpoint I_mod flux act val
r1633 r1634
1 2
DO: VECTOR
Vect. closed-loop current control - current model, excit. Curr. monit., cos phi (FEM, p0300 = 5)
Header
Control cos phi
df(chngov cos phi) p1621[D]
I/f operation (p1300 = 18)
I_set I/f operation p1609[D]
Min. current impressed
I_stator min p1620[D]
Iq tracking
SetAct track thresh
p1619[D] (0.00)
r1632
Current model
I_mod I_mag d-Ax
R1637
Motor parameters:
I_mod I_mag q-Ax
I_mod_ctrl output
p0354[D], p0355[D]
r1638
r1636
p0358[D], p0359[D]
p0360[D], p0361[D]
I_mod_ctrl I component
p0652[D] (100.0 %)
r1635
p0660[D] (100.0 %)
3 4
Id_setp T_smooth
0.1 ... 200.0ms
p1622[D] (20)
I_exc_act
I_exc_act
r1641
p1640[C]
(0)
[8018.1]
I_mod Isq track
r1639
Cal I_exc_setp
10.0 ... 200.0%
p1625[D] (100)
+
K
+
p
I_mod load angle
r1627
Scalings:
...
5
fp_6727_01_eng.vsd
07.02.06 V02.04.00
p0115[2] (Motor Modules)
Id_setp total
r1624
+
–
0.9
Drv I_output max
r0067
[6640.3]
I_exc monit. Output
Excitation current r1644
monitoring
Minimum I_exc
p1642[D] (5.0 %)
Minimum I_exc Kp
p1643[D] (0.40)
Mot Lh/Lh d sat Mot I_exc_no load Mot I_exc_rated
p0360[M] p0390[M]
p0389[M]
Calculation, excitation current setpoint
f_Slip
r0065
To motor model
To motor model
FEM: Separately-excited synchronous motor
6 7
Function diagram
SINAMICS S
To current controller
[6714.1]
I_exc_setp
r1626
[8018.1]
[6732.1]
[6732.1]
8
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