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SINAMICS G120C
List Manual (LH13), 04/2014, A5E33840768B AA
415
3 Function diagrams
3.13 Vector control
Fig. 3-82 6700 – Current control, overview
- 6700 -
Function diagram
87654321
fp_6700_97_05.vsd
Vector control
SINAMICS G120C
07.04.2014 V4.7
Current control, overview
Iq
M
–
–
Iq
M
K
P
p1764 p1767
+
+
+
[6020.3]
[6020.1]
[6020.8]
[6722.1]
[6723.4]
[6724.4]
[6710] Current setpoint filter
Field weakening
controller
Field weakening
characteristic
Current calculation
[6722] Field weakening characteristic, Id setpoint
[6723] Field weakening control, flux controller for induction motors (p0300 = 1)
[6724] Field weakening controller for synchronous motors (p0300 = 2)
n_pre-control
n_model
iq controller
id controller
[6714] Current controller
Transformation
Current model Motor model
[6730] Interface to the Power Module for an induction motor (p0300 = 1)
[6731] Interface to the Power Module for a synchronous motor (p0300 = 2)
I_phase actual value
V_phase actual value
r0079
M_set [Nm]
U_output max [Vrms]
r0071
r0075
Id_set [Arms]
r0078
Iq_act [Arms]
r0076
Id_act [Arms]
r0072
U_output [Vrms]
r0070
Vdc act val [V]
r0066
f_outp [Hz]
r0077
Iq_set [Arms]
f_Slip [Hz]
r0065
Flex setp
50.0 ... 200.0 [%]
p1570 [D] (100.0)
V_set
Efficiency opt.
0 ... 100 [%]
p1580 [D] (0)
M_set static
-200.0 ... 200.0 [%]
p1610 [D] (50.0)
M_suppl_accel
0.0 ... 200.0 [%]
p1611 [D] (30.0)
U_angle
U_set
+
+
+
+
+
+
–
–
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