Siemens SINAMICS V90 - Page 118

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118 Operating Manual, 04/2017, A5E36618042-003
● p29111
● p29120[0]
● p29121[0]
Resonance suppression with manual tuning (p29021=0)
When both the resonance suppression with real-time auto tuning and one-button tuning
mode cannot reach the suppression effect, you can do the resonance suppression by
manually setting the following parameters:
Parame-
ter
Value range
Default
value
Unit
Description
p1663
0.5 to 16000
1000
Hz
Natural frequency of current notch filter 2 denominator.
p1664 0.001 to 10 0.3 - Damp of current notch filter 2 denominator.
p1665
0.5 to 16000
1000
Hz
Natural frequency of current notch filter 2 numerator.
p1666
0.0 to 10
0.01
-
Damp of current notch filter 2 numerator.
p1668
0.5 to 16000
1000
Hz
Natural frequency of current notch filter 3 denominator.
p1669
0.001 to 10
0.3
-
Damp of current notch filter 3 denominator.
p1670
0.5 to 16000
1000
Hz
Natural frequency of current notch filter 3 numerator.
p1671
0.0 to 10
0.01
-
Damp of current notch filter 3 numerator.
p1673
0.5 to 16000
1000
Hz
Natural frequency of current notch filter 4 denominator.
p1674
0.001 to 10
0.3
-
Damp of current notch filter 4 denominator.
p1675
0.5 to 16000
1000
Hz-
Natural frequency of current notch filter 4 numerator.
p1676
0.0 to 10
0.01
-
Damp of current notch filter 4 numerator.
Assume the notch frequency is
f
sp
, notch width is
f
BB
, and notch depth is
K
, then the filter
parameters can be calculated as follows:
p1663
=
p1665
=f
sp
p1664
=f
BB
/ (2 × f
sp
)
p1666
=(f
BB
× 10
(k/20)
)/ (2 × f
sp
)