S
IN
A
MICS G1
20 CU250
S
-2 Contr
ol
Units
List Manual, 09/201
7, A5E33842890
90
5
3
F
un
ction dia
g
ra
ms
3.18
V
e
cto
r contr
o
l/
U/f contr
o
l
F
ig.
3
-151
67
00 – Current control, overview
- 6700 -
Function diagram
8
7
6
5
4
3
2
1
fp_6700_97_03.vsd
Vector control / U/f control
G120 CU250S-2
05.09.2017
V4.7.9
Current control, overview
K
P
p1764
p1767
[6723.4]
[6724.4]
[6710] Current setpoint filter
Field weakening
controller
Field weakening
characteristic
Current calculation
[6722] Field weakening characteristic, Id setpoint (ASM, p0300 = 1)
[6723] Field weakening control, flux controller (ASM, p0300 = 1)
[6724] Field weakening controller (PMSM, p0300 = 2)
Iq controller
Id controller
[6714] Iq and Id controllers
Transformation
[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
Voltage max [Vrms]
r0071
r0075
Id_set [Arms]
r0072
U_output [Vrms]
r0077
Iq_set [Arms]
I_ctrl Kp
p1715
I_ctrl Tn
p1717
I_ctrl Kp
p1715
I_ctrl Tn
p1717
Flex setp
50.0 ... 200.0 [%]
p1570 [D] (100.0)
V_set
Value range and/or factory setting depend on Power Module.
<1>
U_angle
U_set
–
–
+
+
+
–
–
+
+
+
Iq
M
[6020.8]
r0079
M_set [Nm]
<2>
r0078
Iq_act [Arms]
r0076
Id_act [Arms]
r0070
Vdc act val [V]
r0074
Mod_depth [%]
Efficiency opt.
p1580 [D]
M_set static
p1610 [D]
M_suppl_accel
p1611 [D]
r0066
f_outp [Hz]
Iq
M
[6020.3]
[6020.1]
n_pre-control
n_model
Current model
Motor model
f_Slip [Hz]
r0065
+
+
–
+
Only for vector control without encoder.
<1>
<2>
+
+