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6. Servo Tuning
6-39
6.10 Stick-slip behavior compensation function
Explains the compensation function of stick-slip behavior which occurs by machine system
friction etc.
■
How to use
The function will be valid when the condition which is selected at Group9 ID34
"Stick-slip behavior compensation function" is filled.
Example: The function will be always valid when "01: Always_Enable" is selected.
Set 70% of Group1 ID13 "Velocity Loop Integral Time Constant 1 [TVI1]" to Group1
ID42 "Velocity loop integral time constant for stick-slip behavior compensation [STTVI]",
and then confirm the things that stick-slip behavior has reduced.
"Velocity loop integral time constant for stick-slip behavior compensation [STTVI]" is
able to decrease when oscillation does not occur. Increase "Velocity loop integral time
constant for stick-slip behavior compensation [STTVI]" up to the value which has
margin against oscillation, when oscillation occurs.
■
Parameters for using the stick-slip behavior compensation function.
Group9 “Functions enabling conditions settings”
General parameters Group2
"FF (Feed Forward) vibration suppression control/ Notch filter/ Disturbance observer
settings"
Effective velocity for compensating stick-slip behavior [STV]
Stick-slip behavior compensation will work when internal velocity command of servo
amplifier is below of this value.
Retention time for compensating stick-slip behavior [STHLD]
Stick-slip behavior compensation will be kept till over the set time, when internal velocity
command of servo amplifier exceeds STV. Increase this value when response of
velocity control is low.
Velocity loop integral time constant for stick-slip behavior compensation [STTVI]
This set value will apply to velocity integral control system while stick-slip behavior
compensation is performing.
ID
Symbol
Name
Unit
Setting range
34 STC
Stick-slip behavior compensation
function
-
00 to 29
ID
Symbol
Name
Unit
Setting range
40 STV
Effective velocity for compensating
stick-slip behavior
min
-1
0.1 to 128.0
41 STHLD
Retention time for compensating
stick-slip behavior
ms
1 to 500
42 STTVI
Velocity loop integral time constant for
stick-slip behavior compensation
ms
0.3 to 1000.0
Содержание Sanmotion R 3E S
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Страница 482: ...12 Appendix 12 36 12 5 5 RS3A07A L 12 5 6 RS3A10A A 160 95 235 225 205 6 5 100 50 15 200 220 16 5 70 19 5 20 2 ...
Страница 511: ...12 7 Optional parts dimensions 12 65 12 Appendix REGIST 1000W Wiring diagram ...
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