Siemens SINAMICS G120 User Manual

Function diagrams Overview 2-510
© Siemens AG 2011 All Rights Reserved
SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 01/2011
Fig. 2-10 1710 – Vector control, current control
- 1710 -
Function diagram
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FP_1710_97_01.vsd
Overviews
G120 CU230P-2
13.12.2010 V4.4
Vector control, current control
f
|y|
Iq
M
f
|y|

+
+

+
+

Iq
M

K
P
p1764 p1767
+
+
+
+
+
[1700.3]
[1700.1]
[1700.8]
[6722.1]
[6723.4]
[6724.4]
[6710] Current setpoint filter
Field weakening
controller
Field weakening
characteristic
Current calculation
[6722] Field weakening characteristic, Id setpoint (p0300 = 1)
[6723] Field weakening control, flux controller for induction motors
(p0300 = 1)
[6724] Field weakening controller for synchronous motors (p0300 = 2)
n_pre-control
n_model
iq controller
id controller
[6714] Current controller
Transformation
Current
model
Motor model
(Observer)
[6730] Interface to the Power Module for an induction motor (p0300 = 1)
[6731] Interface to the Power Module for a synchronous motor (p0300 = 2)
I_phase actual value
V_phase actual value
r0079
M_set [Nm]
U_output max [Veff]
r0071
r0075
Id_set [Aeff]
r0078
Iq_act [Aeff]
r0076
Id_act [Aeff]
r0072
U_output [Veff]
r0070
Vdc act val [V]
r0074
Modulat_depth [%]
r0066
f_outp [Hz]
r0077
Iq_set [Aeff]
M_set static
-200.0 ... 200.0 [%]
p1610 [D] (50.0)
M_suppl_accel
0.0 ... 200.0 [%]
p1611 [D] (30.0)
I_ctrl Kp
p1715
I_ctrl Tn
p1717
I_ctrl Kp
p1715
I_ctrl Tn
p1717
f_Slip [Hz]
r0065
Flux setpoint
50.0 ... 200.0 [%]
p1570 [D] (100.0)
V_set
Value range and/or factory setting depend on Power Module
Efficiency opt.
0 ... 100 [%]
p1580 [D] (80)
<1>
<1>
U_angle
U_set

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