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Function diagrams
Overviews
2-386
Siemens AG 2004 All Rights Reserved
SINAMICS G List Manual, Edition 12.2004
Picture 2-11 1700 – Vector Closed-loop speed control and formation of the torque limits
Refer to [1020.7]
p0115[2] (MM)
- 1700 -
8
7
6
5
4
3
2
1
fp_S01_1700_en.vsd
DO: VECTOR
SINAMICS G
17.12.04
V02.02.00
Overview - vector closed-loop speed control and formation of the torque limits
r1170
n_ctrl n_set sum
[6030] Speed setpoint filter
Droop input
p1488
Reference model
p1400.3
Balancing
Forming the torque
limit
s
[6031] Acceleration model
[6060] Torque
setpoint
[6630] Torque limit
[6640] current-power limit
[6490] Closed-loop speed control configuration
[6491] Closed-loop flux control configuration
[6492] Closed-loop control status word 1
[6492] Closed-loop control status word 3
p1400
p1401
p1405
p1408
p1530
p1531
p0640
r0067
r1538
M_max upper
effective
r1539
M_max lower
effective
p1522
p1523
p1521
M-max lower/gen
p1520
M-max upper/mot
Kp
Integrator control
[6040] Speed controller
[6010] Speed actual value
sensing
p1416
–
r0062
n_set after filter
For Kp
adaptation
p1496
p0342
p0341
Kp adaptation
Tn adaptation
p1460
p1470
p1462
p1472
[6050] Kp_n-/Tn_n
adaptation
T
n
r0063
n_act smooth
r0061
n_act motor encoder
p1300
(r1407.1)
n_mode
l
p1541
p1503
r0079
M_set total
p1514
r1518
p1508
p1300
(r1407.1)
p1511
p1512
p1513
p1540
–
–
p1442
p1452
<1>
<1> Only for closed-loop vector control without encoder.
<1>
p1300
(r1407.1)
n_pre-control
[1710.1]
<1>
<1>
<1>
p1501
p0115[1] (MM)
r1439
n_set I_comp
r1438
n_ctrl n_set
r1515
Function diagram