Siemens SINAMICS S120 Manual De Listas página 2460

I
Inv
3
2
I_phase act value
r0069[0...2]
Negative phase-sequence
system active current
setpoint unlimited
r5510[4]
[7997.8]
r5510[6]
Neg phase-sequence
system reactive current
setpoint unlimited
Neg_seq ctrl setp reactive
p3641[1]
(0)
Neg_seq ctrl setp active
p3641[0]
(0
1 2
DO: A_INF, R_INF
Line transformer (r0108.4 = 1) - Direct component ctrl, negative phase-sequ. system controller
Direct component control (current)
DC_ctrl Tn
p3649
DC_ctrl LP f
DC_ctrl Kp
p3654
p3650
DC_ctrl I_act
|y| r3648[0,1]
f
PI-controller
PT2 Lowpass
Negative phase-sequence
PU PI_rated
system component active current
r0207[0]
r3638[0]
+
+
r3637[0]
Neg phase-sequence system component
active current setpoint
Negative phase-sequence
system component reactive current
r3638[1]
+
+
Neg phase-sequence system component
reactive current setpoint
r3637[1]
3 4
Alpha
DC_ctrl lim
r3652[0]
p3651
U
DC_corr
r3652[1]
Beta
Negative phase-sequence
Current controller active
p3640.0
Negseq act
TN
0
0
–
1
+
Neg_seq_ctrl_Tn
p3639
TN
0
0
–
1
+
Negseq react
5 6
fp_7987_01_eng.vsd
09.11.18 V05.02.03
+
+
dq
+
+
NegSeqCtr ManipVar Alpha
r3646[0]
NegSeqCtr Vdc corr
C_DC tot
f
p3422
NegSeqCtr ManipVar Beta
r3646[1]
7
Function diagram
SINAMICS S120
p0115[0]
[8950.1]
[8950.1]
r3642[0]
r3643
r3642[1]
8
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