Siemens SINAMICS S Series - Figure 2-190 6727 - Current model, excitation current monitoring, control cos phi (FEM, p0300 = 5)

Vector control
Function Diagrams
2-1309
© Siemens AG 2007 All Rights Reserved SINAMICS S List Manual (LH1), 07/2007
Figure 2-190 6727 – Current model, excitation current monitoring, control cos phi (FEM, p0300 = 5)
Function diagram
87654321
fp_6727_01_eng.vsd
DO: VECTOR
SINAMICS S
23.03.07 V02.05.00
Vector control - Current model, excitation current monitoring, cos phi (FEM, p0300 = 5)
- 6727 -
p0115[2] (Motor Modules)
+
Excitation current
monitoring
Minimum I_exc
p1642[D] (5.0 %)
Minimum I_exc Kp
p1643[D] (0.40)
p1640[C]
(0)
I_exc_act
Motor parameters:
p0354[D], p0355[D]
p0358[D], p0359[D]
p0360[D], p0361[D]
Scalings:
p0655[D] (100.0 %)
...
p0660[D] (100.0 %)
+
K
p
To motor model
To motor model
+
–
Calculation, excitation current setpoint
Field flx_ctr outp
r1593
Flux ctrl P output
r1602
I_mod_ctr pre-ctr
r1618
I_mod_ctrl output
r1636
I_mod_ctrl I component
r1635
I_mod_ctrl Tn active
r1632
I_mod_ctrl Kp active
r1631
I_mod I_mag d-Ax
R1637
I_mod I_mag q-Ax
r1638
To current controller
[6714.1]
Id_setp total
r1624
Id_setp T_smooth
0.1...200.0 [ms]
p1622[D] (20)
From motor model
[6732.4]
From flux setpoint
[6725.4]
From current setpoint filter
[6710.8]
From P flux control
[6726.8]
From flux control
[6726.8]
From Iq and Id controller
[6714.3]
U_output max
r0071
From flux control
[6726.8]
r0066
f_outp
r0077
Isq_set
r0078
Iq_act
From flux control
[6726.8]
I_ctrl Tn
0...10000 [ms]
p1630[D] (50)
I_mod_ctrl Kp
0.00...6.00
p1629[D]
I_mod_ctrl dyn_fact
1...400 [%]
p1628[D] (50)
I_mod Isq track
r1639
I_mod flux act val
r1634
r1626
I_exc_setp
r0065
f_Slip
[6732.1]
[6732.1]
I_mod load angle
r1627
I_exc_act
r1641
Cal I_exc_setp
10.0...200.0 [%]
p1625[D] (100)
Mot Lh/Lh d sat
p0360[M]
Exc I_no-load rat
p0389[M]
Exc I_rated
p0390[M]
I_exc monit. Output
r1644
I_mod flux setpoint
r1633
+
FEM: Separately-excited synchronous motor
[8018.1]
[8018.1]
r0067
I_outp max
–
[6640.3]
0.9
Control cos phi
df(chngov cos phi) p1621[D]
Min. current impressed
I_set I/f operation p1609[D]
I_stator min p1620[D]
I/f operation (p1300 = 18)
Iq tracking
SetAct track thresh
p1619[D] (0.00)
Current model