Operating Instructions

SINAMICS G120 CU230P-2 Control Units List Manual, 04/2018, A5E33838102
641
3 Function diagrams
3.10 Vector control / U/f control
Fig. 3-75 6040 – Speed controller
ZSW n_ctrl
r1407
r1407
- 6040 -
Function diagram
87654321
fp_6040_97_01.vsd
Vector control / U/f control
G120 CU230P-2
13.03.2018 V4.7_10
Speed controller
[6031.8] [6060.1]
Kp
Kp_n_basic
Tn_n_basic
Tn_n_adapt
1 01 0
Kp_n_adapt
[6490.6]
Hold Set
Set
Val
[2522.7]
[2522.3]
[2522.3]
Kp
<1>
Tn
Kp
Kp
[6031.8]
[6640.8]
[6640.8]
[2522.3]
<1>
[6490.6]
From Kp/Tn adaptation
[6050.7]
n_ctrl config
p1400.5
1 = Kp/Tn adaptation active
n_ctrl config
p1400
1 = Automatic Kp/Tn adaptation active
Dynamic reduction, field weakening
r0064
n_ctrl sys dev [rpm]
r1438
n_ctrl n_set [rpm]
r1445
n_act smooth [rpm]
r0063
Actual speed [rpm]
n_C n_act T_s SL
0.00 ... 32000.00 [ms]
p1452 [D] (10.00)
n_set I_comp
r1538
M_max upper eff [Nm]
r1539
M_max lower eff [Nm]
Enable speed controller
from sequence control S4: Operation
.7
For p1472 = 0.0 s or 100.0 s, the I component is disabled (integral action time = infinite).
1 = Torque limit reached
Integrator control
Speed controller
To Kp/Tn adaptation
n_ctrl SL Kp
0.000 ... 999999.000
p1470 [D] (0.300)
n_ctr Tn eff [ms]
r1469
M_set from speed controller
1 = Speed controller active
ZSW n_ctrl
r1407
r1407
.5
1 = Speed controller, I component set
ZSW n_ctrl
r1407
r1407
.6
ZSW n_ctrl
r1407
r1407
.3
r1482
n_ctrl I-M_outp [Nm]
r1468
n_ctr Kp eff
n_ctrl SL Tn
0.0 ... 100000.0 [ms]
p1472 [D] (20.0)
Torque setting value, speed controller
[6050.3]
1 = Speed controller, I component held
–
+
–
+
Tn
+
+
[6721.8]
[6790.8]
.0