Siemens SINAMICS S Manuel page 1154

Mot L_leakage total
r0377[M]
Flux setpoint total
<1> [6723.1]
r1598
<2> [6724.1]
<3> [6726.8] Flux setpoint pre-ctrl
Isd_ctrl_pre-ctrl scal
p1702[D]
<2> <3>
Id_set
r0075
Id_set total
<1> [6723.5]
<2> [6721.8] Symmetrizing
<3> [6727.8]
Iq_set
<1> [6710.8]
r0077 Symmetrizing
<2> [6721.8]
Transformat_angle
<1> [6730.1]
<2> [4715.6] r0094
<3> [6732.4]
<1> [6730.4]
Phase U
<2> [6731.4]
Ia
<3> [6732.4]
3
<1> [6730.4]
Phase V
<2> [6731.4]
<3> [6732.4]
Ib
2
<1> [6730.4]
Phase W
<2> [6731.4]
<3> [6732.4]
<1> For induction motors.
<2> For synchronous motors.
<3> For separately-excited synchronous motors.
1 2
DO: VECTOR
Vector current control - Iq and Id controllers
<1>
Quad_de-couple scal
Quad_de-couple UmaxScal
p1726[D]
p1727[D]
Pre-control, de-coupling and
limiting
EMF scal Isq_ctrl Flux track thresh
p1704[D] p1705[D]
<3> <3>
Isq_ctrl_pre-ctrl scal
p1703
Id current controller
+
–
Kp_I Tn_I
p1715 p1717
Isq_ctrl I_comp
r1719
–
+
Kp_I Tn_I
Iq current controller
Id_act
r0087
<1> [6730.1]
r0076
<3> [6732.1]
[6799.1]
x 2 y 2
VD -
Iq_act
r0078
[6310.1]
[6799.1]
3 4
<2> <3>
U_quad_de-couple
r1729
U_dir axis_de-couple
r1728
Isd_ctrl I_limit
r1725
Id control, I component limiting
r1408.1
Isd_ctrl I_comp
r1724
+ +
+
+ +
+
Isd_ctrl output
r1723
+ + +
+ + +
Isq_ctrl output
r1718
r0072 3
<1> [6730.4]
<3> [6732.4]
Power drawn
r0082[2]
I_act abs. value
r0068[0]
[6799.1]
<1> [6730.1]
[8014.1]
M
p0045 <2> [6731.1]
[8017.1]
Iq
<3> [6732.1]
[8018.1]
I_act abs. value
r0068[1]
5
fp_6714_01_eng.vsd
16.03.06 V02.04.00
p0115[0] (Motor Modules)
Refer to [1020.7]
U_set 1
U_max 1
Voltage limit active
r0056.9
U_dir axis_set
Voltage limiting
r1732
r1408.3
K
Coordinate converter
U_angle
p
+
+
p0045
P_act
U_quad_set
r0082[1]
r1733
P_act
r0082[0]
[6799.1]
n_act
r0063[0]
M_act
[6010.6]
r0080[0]
p0045
[6799.1]
M_act
r0080[1]
6 7
Function diagram
SINAMICS S
[6723.1] <1>
[6724.1] <2>
[6725.1] <3>
[6723.4] <1>
[6724.4] <2>
[6725.4] <3>
[2526.2]
[6730.1] <1>
U_set
[6731.1] <2>
[6732.1] <3>
[6730.1] <1>
[6731.1] <2>
[6732.1] <3>
8
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