User Manual

SINAMICS G120 CU230P-2 Control Units List Manual, 04/2018, A5E33838102
693
3 Function diagrams
3.12 Vector control, Dynamic Drive Control (p0096 = 2)
Fig. 3-125 6844 – Closed-loop DC quantity control (ASM, p0300 = 1, PM240, p0096 = 2)
- 6844 -
Function diagram
87654321
fp_6844_97_01.vsd
Vector control, Dynamic Drive Control
G120 CU230P-2
13.03.2018 V4.7_10
Closed-loop DC quantity control (ASM, p0300 = 1, PM240, p0096 = 2)
PWM
M
~
U
V
W
+ BRP
-BRN
P24
M
Brake control
I_max Power Module
Pulse enable HW
DC link voltage (Vdc)
Power Module
Control Unit
DC quantity control
r0074
Mod_depth [%]
PU HW property
r0204 [P]
r0066
f_outp [Hz]
f_Slip [Hz]
r0065
U_angle
[6833.8]
Rect_ctrl config
p3855 [D]
Modulator mode
p1802 [D]
Modulat depth max
p1803 [D]
I_ctrl Kp
p1715 [D]
I_ctrl Tn
p1717 [D]
DC_ctrl Kp
p3857 [D]
DC_ctrl Tn
p3858 [D]
DC_ctrl ZSW
r3859
r3859
r0069
I_phase act val [A]
DC_ctrl ZSW
r3859
r3859
.15
Absolute value
Angle
.0
1 = Compound
braking active
[0..2]
A07353:
Drive: DC quantity control
deactivated
Only active, if:
r0204.15 = 0
p1802 = 0, 2
p1803  103%
[6841.1]
[6841.4]
[6841.4]
Power Module Interface
+
-
ASM: Asynchronmotor (induction motor)