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Vector control
Function diagrams
2-467
Siemens AG 2004 All Rights Reserved
SINAMICS G List Manual, Edition 12.2004
Picture 2-84 6730 – Interface to the motor module for induction motors (p0300 = 1)
<1>Pre-
control
speed
[6030.8]
- 6730 -
Function diagram
8
7
6
5
4
3
2
1
fp_S01_6730_en.vsd
DO: VECTOR
SINAMICS G
17.12.04
V02.02.00
Vector current control - interface to the motor module for induction motors (p0300 = 1)
Model control
p1750 ... p1759
Motor model
(observer)
r1762, r1763,
r1778, r1779
Control unit
DRIVE CLiQ
PWM
Motor module
M
~
+
–
U
V
W
r0084
Flux actual value
DC link voltage
r0069[0..0.2]
I_phase actual value
+ BRP
- BRN
Brake control
P24
M
I_max motor module
Pulse enable
HW
p1750
p1755
p1756
p1758
r0089[0...2]
V_phase actual value
Kp
Tn
p1764
p1767
r0070
Vdc_act
r0074
Modulation depth
Adaptation controller
Actual speed value
2
V_set
V_angle
Current mode
l
I_max motor
module
Vibration damping
p1740
r0066
Drv f_output
[6010.6]
p1759
[6640.1]
[6723.1]
[6010]
Iq
M
0.1 s
=
O
n
ly
f
o
r ve
ct
o
r c
o
n
tr
o
l wi
th
o
u
t encoder.
=
O
n
ly
f
o
r ve
ct
o
r c
o
n
tr
o
l wi
th
encoder.
<1>
From the thermal motor model
Sign
+ or -
F
requenc
y,
negativ
e
r1405.7
Frequency limit
active
r1405.11
Refer to [1020]
p0115[y] (MM)
Drv V_output
r0072
r1751
MotMod status
MotM
o
d
n_adapt
Kp r1770
MotM
o
d
n_adapt
Tn r1771
R_stator act
r0395
Vdc smooth
r0026
Transformat_angle
r0094
[6722.7]
Stall monitoring
p1744, p1745
r1408.11
r1408.12
<2>
[6714.1]
[6714.8]
[6714.8]
<2>
<1>
<1>
[6310.1]
[6310.5]
[6640.5]
[6710.2]
[6714.6]
[6714.1]
+
+
+
+
+
+
+
f_slip
r0065
r0063
n_act smooth
<3>
In addition for booksize.
<3>