Siemens SINAMICS G120 User Manual

Vector control
Function diagrams
2-593
© Siemens AG 2011 All Rights Reserved SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 01/2011
Fig. 2-84 6714 – Iq and Id controllers
- 6714 -
Function diagram
87654321
FP_6714_97_51.vsd
Vector control
G120 CU230P-2
13.12.2010 V4.4
Iq and Id controllers
Kp_I Tn_I
+

<1> [6730.1]
<2> [6731.1]
22
yx
Kp_I
Tn_I

Ia
Ib
VD -
U_max 1
U_soll 1
2
3
[6730.1] <1>
[6731.1] <2>
[6730.1] <1>
[6731.1] <2>
[6723.1] <1>
[6724.1] <2>
[6723.4] <1>
[6724.4] <2>
<1> [6730.4]
<2> [6731.4]
<1> [6710.8]
<2> [6721.1]
<1> [6723.1]
<2> [6724.1]
+
+
+
+
+
+
+
+
+
+
+
+
+
<1> [6723.5]
<2> [6721.8]
<1> [6730.4]
<2> [6731.4]
<1> [6730.4]
<2> [6731.4]
[6310.1]
[6799.6]
<1>
<2>
p
K
[6799.6]
[2526.2]
r1718
Isq_reg Ausg
+
+
Pre-control, de-coupling and
limiting
Id_set total
Symmetrizing
Id current controller
Phase U
Phase V
Phase W
For induction motors
For synchronous motors
Iq current controller
U_set
U_angle
Coordinate converter
r1598
Flux setp total [%]
Mot L_leak total [mH]
r0377 [D]
Transv_decpl scal
0.0 ... 200.0 [%]
p1726 [D] (75.0)
TrnsvDecplVmaxScal
0.0 ... 200.0 [%]
p1727 [D] (50.0)
Isd_ctr_prectrScal
0.0 ... 200.0 [%]
p1702 [D] (70.0)
<2>
Isq_ctr_prectrScal
0.0 ... 200.0 [%]
p1703 [D] (60.0)
U_dir-axis_decoupl [Veff]
r1728
Isd_ctrl I_limit [Veff]
r1725
U_quad_decoupl [Veff]
r1729
<2>
ZSW I_ctrl
r1408
r1408
.1
Isd_ctrl I_comp [Veff]
r1724
r0075
Id_set [Aeff]
r0077
Iq_set [Aeff]
r0094
Transformat_angle [°]
I_ctrl Tn
0.00 ... 1000.00 [ms]
p1717 [D] (2.00)
Isq_ctrl I_comp [Veff]
r1719
r0076
Id_act [Aeff]
r0078
Iq_act [Aeff]
ZSW I_ctrl
r1408
r1408
.3
ZSW cl-loop ctrl
r0056
r0056
.9
r1723
Isd_ctrl outp [Veff]
r0068
I_act abs val [Aeff]
Symmetrizing
[0]
r1733[0..1]
Quad U set [Veff]
r1732[0..1]
Direct U set [Veff]
[6799.1]
[2530.2]
I_ctrl Kp
0.000 ... 100000.000
p1715 [D] (0.000)

Siemens SINAMICS G120 Specifications

General

Power Range	0.37 kW to 250 kW
Output Voltage	0 V to Input Voltage
Frequency Range	0 Hz to 650 Hz
Enclosure Rating	IP20, IP21, IP55
Control Modes	V/f control, vector control, servo control
Protection Features	Overvoltage, undervoltage, short circuit
Communication Interfaces	PROFIBUS, PROFINET, Modbus RTU
Operating Temperature	-10°C to +50°C
Cooling Method	Air cooling
Input Voltage	200 V to 240 V, 380 V to 480 V, 500 V to 690 V