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SINAMICS G120C
List Manual (LH13), 04/2014, A5E33840768B AA
417
3 Function diagrams
3.13 Vector control
Fig. 3-84 6714 – Iq and Id controllers
- 6714 -
Function diagram
87654321
fp_6714_97_05.vsd
Vector control
SINAMICS G120C
07.04.2014 V4.7
Iq and Id controllers
[2530.2]
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 [%]
ZSW I_ctrl
r1408
r1408
.1
r0075
Id_set [Arms]
r0077
Iq_set [Arms]
r0076
Id_act [Arms]
r0078
Iq_act [Arms]
ZSW I_ctrl
r1408
r1408
.3
ZSW cl-loop ctrl
r0056
r0056
r0068
I_act abs val [Arms]
Symmetrizing
[0]
r1733[0..1]
Quad U set [Vrms]
r1732[0..1]
Direct U set [Vrms]
[6799.1]
2.00 ms<3>
<3> Is set automatically at the end of commissioning.
.9
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