Fig. 3-143 6714 – Iq and Id controllers
- 6714 -
Function diagram
87654321
fp_6714_54_eng.vsd
DO: VECTOR
S120/S150/G130/G150
05.09.14 V04.08.00
Vector control - Iq and Id controllers
Kp_I Tn_I
+
r0078
Iq_act
r1598
Flux setp total
r0077
Iq_set
<1> [6730.1]
<2> [6731.1]
<3> [6732.1]
<1>
Transv_decpl scal
p1726[D]
<1>
TrnsvDecplVmaxScal
p1727[D]
Pre-control, de-coupling and
limiting
Symmetrizing
22
yx
p1717
Kp_I Tn_I
Ia
Ib
VD -
r0068[0]
I_act abs. val
U_set
U_angle
U_max 1
U_set 1
2
3
[6730.1] <1>
[6731.1] <2>
[6732.1] <3>
[6723.1] <1>
[6724.1] <2>
[6725.1] <3>
[6723.4] <1>
[6724.4] <2>
[6725.4] <3>
<1> [6730.5]
<2> [6731.5]
<3> [6732.5]
[6710.8]
<1> [6723.1]
<2> [6724.1]
Id control, I component limiting
r1408.1
+
Isd_ctrl I_comp
r1724
+
+
Symmetrizing
Id current controller
Iq current controller
Voltage limiting
r1408.3
Voltage limit active
r0056.9
Isd_ctrl I_limit
r1725
U_dir-axis_decoupl
r1728
<1> [6730.5]
<2> [6731.5]
<3> [6732.5]
<1> [6730.5]
<2> [6731.5]
<3> [6732.5]
[6310.1]
[6727.1] <3>
[6731.5] <2>
[6799.5]
<1> For induction motors.
<2> For synchronous motors.
<3> Only for SINAMICS S120/S150 and separately-excited synchronous motors.
<4> For active Vdc controller: enabled using p1402.15.
p
K
Coordinate converter
[6799.1]
[7017.6]
[8017.1]
[8019.1]
[8020.1]
[8021.1]
Phase U
Phase V
Phase W
[2526.2]
r0094
Transformat_angle
<3> [6726.8]
Flux setpoint pre-ctrl
Isd_ctr_prectrScal
p1702[D]
<2> <3> <4>
Isq_ctrl EMF scal
p1704[D]
<3>
Flux track thresh
p1705[D]
<3>
Isq_ctr_prectrScal
p1703
<4>
Mot L_leak total
r0377[M]
r0066
f_outp
Isq_ctrl I_comp
r1719
<2> <3>
U_quad_decoupl
r1729
p0115[0] (Motor Modules)
Kp_I adaption
Kp_I
p1717
p0392[M] p0391[M]
Kp_I
Iq
<1> [6723.8]
<2> [6721.8]
<3> [6727.8]
p0393[M]
I_ctrl Kp
p1715[D]
1
0
r0075
Id_set
p1402.2
Current
controller
adaption
active
from r1624
[6725.1] <3>
r0076
Id_act
[6731.5] <2>
[6799.5]
r1723
Isd_ctrl outp
+
+
+
+
+
+
+
+
Decoupling
p1726
<2>
<3>
p1726
Transv_decpl scal
+
r1718
Isq_ctrl outp
r1732
Direct U set
[6731.5]
r1733
Quad U set
[6731.5]
+
+
+
+
+
[6730.1] <1>
[6731.1] <2>
[6732.1] <3>
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