User Manual

Vector control
Function diagrams
2-589
© Siemens AG 2008 - 2013 All Rights Reserved SINAMICS G120 CU230P-2 Control Units List Manual (LH9), 01/2013
Fig. 2-83 6714 – Iq and Id controllers
- 6714 -
Function diagram
87654321
fp_6714_97_01.vsd
Vector control
G120 CU230P-2
12.12.2012 V4.6
Iq and Id controllers
Kp_I Tn_I
–
22
yx
Kp_I Tn_I
–
Ia
Ib
VD -
U_max 1
U_soll 1
2
3
[6730.1] <1>
[6731.1] <2>
[6730.1] <1>
[6731.1] <2>
[6723.1] <1>
[6724.1] <2>
[6723.4] <1>
[6724.4] <2>
<1> [6730.4]
<2> [6731.4]
<1> [6710.8]
<2> [6721.1]
<1> [6723.1]
<2> [6724.1]
+
+
+
<1> [6723.5]
<2> [6721.8]
<1> [6730.4]
<2> [6731.4]
<1> [6730.4]
<2> [6731.4]
[6310.1]
[6799.6]
<1>
<2>
p
K
[6799.6]
[2526.2]
Pre-control, de-coupling and
limiting
Id_set total
Symmetrizing
Id current controller
Phase U
Phase V
Phase W
For induction motors
For synchronous motors
Iq current controller
U_set
U_angle
Coordinate converter
r1598
Flux setp total [%]
Mot L_leak total [mH]
r0377 [D]
Isq_ctr_prectrScal
0.0 ... 200.0 [%]
p1703 [D] (60.0)
ZSW I_ctrl
r1408
r1408
.1
r0075
Id_set [Aeff]
r0077
Iq_set [Aeff]
I_ctrl Tn
0.00 ... 1000.00 [ms]
p1717 [D] (2.00)
r0076
Id_act [Aeff]
r0078
Iq_act [Aeff]
ZSW I_ctrl
r1408
r1408
.3
ZSW cl-loop ctrl
r0056
r0056
.9
r0068
I_act abs val [Aeff]
Symmetrizing
[0]
r1733[0..1]
Quad U set [Veff]
r1732[0..1]
Direct U set [Veff]
[6799.1]
[2530.2]
I_ctrl Kp
0.000 ... 100000.000
p1715 [D] (0.000)