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Overviews
Function diagrams
2-387
Siemens AG 2004 All Rights Reserved
SINAMICS G List Manual, Edition 12.2004
Picture 2-12 1710 – Vector Closed loop current control
f
|y|
- 1710 -
8
7
6
5
4
3
2
1
fp_S01_1710_en.vsd
DO: VECTOR
SINAMICS G
17.12.04
V02.02.00
Overviews - vector closed-loop current control
p1655
Transformation
r0079
M_set total
r0077
Iq_set
[6718] Field weakening characteristic
[6719] Field weakening controller
p1715
[6714] Current controller
Current mode
l
Motor model
(Observer)
[6730] Interface to the motor module for an induction motor (p0300 = 1)
p1717
p1715
p1717
Iq
M
f
|y|
r0076
Id_act
p1611
p1570
p1580
p1610
r0071
V_output max
[6710] Current setpoint filter
–
+
r0075
Id_set
+
–
<1>
+
+
–
r0074
Modulation depth
iq controller
id controller
Iq
M
–
K
P
r0070
Vdc_act
r0069
I_phase
actual value
r0089
r0066
Drv f_output
p1764
p1767
+
+
+
+
V_set
r0072
Drv V_output
r0074
Modulation depth
Refer to [1020.7]
p0115[2] (MM)
<1>
+
<1> Only for closed-loop vector control without encoder.
n_pre-control
n_mode
l
[1700.5]
Field-weakeni
n
g
controller
Fieldweakening
characteristic
Current calculation
r0065
V_angle
V_set
V_phase
actual value
Function diagram