Siemens SINAMICS G120 - Speed Setpoint, Droop

Function diagrams Vector control 2-582
© Siemens AG 2011 All Rights Reserved
SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 01/2011
Fig. 2-73 6030 – Speed setpoint, droop
- 6030 -
Function diagram
87654321
FP_6030_97_54.vsd
Vector control
G120 CU230P-2
13.12.2010 V4.4
Speed setpoint, droop
3
2
1
0
0
10
0
+
0
1
0
[6060.8]
[3050.8]
[3050.8]
[3080.8]
[6040.8]
[6060.5]
[6060.8]
[6730.1]
[6060.3]
[2520.7]
p1492
[2522.3]
[2522.3]
<2>
<1>
[2522.3]
[6031.1]
1 0
[6799.1]
r1482
n_ctrl I-M_output [Nm]
r0079
M_set [Nm]
STW n_ctrl
r1406
r1406
.11
r1508
M_set bef. M_suppl [Nm]
Droop input source
0 ... 3
p1488 [D] (0)
Droop scaling
0.000 ... 0.500
p1489 [D] (0.050)
ZSW n_ctrl
r1407
r1407
.10
r0060
n_set before filt. [1/min]
r1170
n_ctrl setp sum [1/min]
ZSW n_ctrl
r1407
r1407
.11
r1490
Droop n_reduction [1/min]
Droop input
n_set_filt 1 T
0.00 ... 5000.00 [ms]
p1416 [D] (0.00)
r0062
n_set after filter [1/min]
Mot MomInert Ratio
1.000 ... 10000.000
p0342 [D] (1.000)
Mot M_mom of inert
0.000000 ... 100000.000000 [kgm²]
p0341 [D] (0.000000)
a for M_ctrl scal
0.0 ... 400.0 [%]
p1499 [D] (100.0)
r0079
M_set [Nm]
ZSW n_ctrl
r1407
r1407
.11
ZSW n_ctrl
r1407
r1407
.2
n_ctrl config
p1400.15
1 = Sensorless vector control,
speed pre-control active
Pre-control speed
Only active, if p1488 > 0
150 ms
Droop M_comp scal
-2000.0 ... 2000.0 [%]
p1487 [D] (100.0)
Droop M_comp
(0)
p1486 [C]
N
M
n
N
r1084
n_limit pos eff [1/min]
r1087
n_limit neg eff [1/min]
<2>
<1>
Scaling: p1489 = 0.100 - for a rated motor torque of r0333 - results in a speed setpoint reduction of 0.1 x p0311.