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Siemens SINAMICS S Series User Manual

Siemens SINAMICS S Series
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Function Diagrams
Overviews
2-1120
© Siemens AG 2007 All Rights Reserved
SINAMICS S List Manual (LH1), 07/2007
Figure 2-18 1710 – Vector control, current control
f
|y|
- 1710 -
Function diagram
87654321
fp_1710_01_eng.vsd
DO: VECTOR
SINAMICS S
30.03.07 V02.05.00
Overviews - Vector control, current control
p1655
Transformation
r0079
M_set total
r0077
Iq_set
[6722] Field-weakening characteristic, Id setpoint
[6723] Field weakening control, flux controller for induction motors (p0300 = 1)
[6724] Field weakening controller for synchronous motors (p0300 = 2)
[6725] Flux setpoit, field weakening controller (FEM, p0300 = 5)
p1715
[6714] Current controller
Current model
Motor model
(Observer)
[6730] Interface to the motor module for an induction motor (p0300 = 1)
[6731] Interface to the motor module for a synchronous motor (p0300 = 2)
p1717
p1715 p1717
Iq
M
f
|y|
r0078
Iq_act
p1611
p1570
p1580
p1610
[6710] Current setpoint filter
–
+
+
–
<1>
+
+
–
r0076
Id_act
iq controller
Iq
M
–
K
P
r0070
Vdc_act
r0066
f_outp
p1764 p1767
+
+
+
+
V_set
r0072
U_output
r0074
Modulation depth
<1>
+
<1> Only for vector control without encoder.
n_pre-control
n_model
[1700.5]
Field-weakening
controller
Field-weakening
characteristic
Current calculation
r0065
V_angle
V_set
[1700.1]
Refer to [1020.7]
p0115[0] (Motor Modules)
[1700.8]
[6722.1]
[6723.4]
[6724.4]
[6725.4]
V_phase actual value
I_phase actual value
Id_set r0075
V_output max
r0071

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Siemens SINAMICS S Series Specifications

General IconGeneral
BrandSiemens
ModelSINAMICS S Series
CategoryIndustrial Equipment
LanguageEnglish

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