08.96
12 Functional Descriptions
12.33.5 Speed setpoint filter
Example of speed setpoint bandstop
fz
: Blocking frequency
MD 1514/MD 1517
DZ
: Damping numerator
fbz = 2 x Dz x fz
: Bandwidth numerator MD 1515/MD 1518
Dn
: Damping denominator
fbn = 2 x Dz x fn
: Bandwidth denominator
MD 1516/MD 1519
fn = MD 1520(%) x fz
: Bandstop natural frequency
MD 1520/MD 1521
a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a
Amplitude response
a a a a a a a a a a a a a
a a a a a a a a a a a a a
a a a a a a a a a a a a a
a a a a a a a a a a a a a
a a a a a a a a a a a a a
a a a a a a a a a a a a a
a a a a a a a a a a a a a
a a a a a a a a a a a a a
Magnitude
[dB]
a a a a a a a a a a a a
a a a a a a a a a a a a
a a a a a a a a a a a a
a a a a a a a a a a a a
log f [Hz]
a a a a
a a a a
a a a a
a a a a
10
2
a a a a a
a a a a a
a a a a a
a a a a a
10
3
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
a a a a a
10
3
0
-3
-10
-20
-30
a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a
Phase response
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
Phase
angle
a a a a a a a a a a a a
a a a a a a a a a a a a
a a a a a a a a a a a a
a a a a a a a a a a a a
log f [Hz]
a a a a
a a a a
a a a a
a a a a
10
2
a a a a a
a a a a a
a a a a a
a a a a a
10
3
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
a a a a a a a a
180
90
0
-90
-180
707
1414
1000
1000
707
1414
707
1414
Fig. 12-9
Frequency response of general bandstop with blocking frequency f
z
= 1000 Hz,
bandwidth f
Bn
= 500 Hz, counter bandwidth f
Bz
= 0 Hz and variation in natural
frequency f
n
= 707, 1000 and 1414 Hz.
© Siemens AG 1992 All Rights Reserved 6FC5197- AA50
12–351
SINUMERIK 840C (IA)
Summary of Contents for SIMODRIVE 611-D
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