User Manual

3 Function diagrams 3.10 Vector control / U/f control
SINAMICS G120 CU230P-2 Control Units
664 List Manual, 04/2018, A5E33838102
Fig. 3-98 6792 – Interface to the Power Module (RESM, p0300 = 6xx)
- 6792 -
Function diagram
87654321
fp_6792_97_01.vsd
Vector control / U/f control
G120 CU230P-2
13.03.2018 V4.7_10
Interface to the Power Module (RESM, p0300 = 6xx)
PWM
M
~
U
V
W
P24
M
2
[6640.1]
[6799.1]
[6714.8]
[6799.1]
[8021.1]
[6799.5]
[6791.1]
[6799.1]
[8021.1]
[6714.1]
[2526.2]
Brake control
I_max PM
Pulse enable HW
DC link voltage (Vdc)
Power ModuleControl Unit
U_set
U_angle
Motor model
Model control
r0070
Vdc act val [V]
r0072
U_output [Vrms]
r0074
Mod_depth [%]
ZSW cl-loop ctrl
r0056
r0056
r0066
f_outp [Hz]
ZSW cl-loop ctrl
r0056
r0056
R_stator act [Ohm]
r0395 [M]
Vibration damping
Sign
+ or -
Gain res_damp
p1740
p1755 p1756
Outp_ph_seq rev
p1820
+
+
.11
.7
– BRN
+ BRN
I_max PM
[6790.5]
r0069
I_phase act val [A]
[0..8]
MotMod status
r1751
U_phase act val [V]
r0089[0..2]
Flux model
[6791.7]
[6790.4]
Current angle
[2526.2]
[6714.8]
Power Module Interface
+
-
p1764 p1767
Pre-control speed
+
[6822.8]
r1770
MotMod n_adapt
Kp [rpm]
r1771
MotMod n_adapt Tn [rpm]
+
+
–
RESM: Reluctance synchronous motor
r0063
Actual speed [rpm]
[0]