Speed and torque control parameter group 11
PARAMETER DESCRIPTION 279
5.12.9 Speed loop regulator parameters
The speed
loop
responsiveness can be adjusted by setting the speed
loop
regulator parameters
Parameter
Name
Default
Setting Range
Content
11-48
P.387
Zero-speed
bandwidth
5.0Hz
0~100.0Hz
---
11-49
P.388
Low-speed bandwidth
5.0Hz
0~100.0Hz
---
11-50
P.389
High-speed bandwidth
5.0Hz
0~100.0Hz
---
11-51
P.390
Speed loop self-tuning
selection
0
0~1
0
:
The self-setting function of the speed loop is invalid
1
:
Speed loop self-tuning function effective
Speed loop regulator parameters
When 11-51(P.390)=0, the speed loop PI parameters (11-00(P.320), 11-01(P.321), 11-03(P.323), 11-04(P.324),
11-23(P.412), 11-24(P.413)) are set manually;
When 11-51(P.390)=1, the speed Loop PI parameters (11-00(P.320), 11-01(P.321), 11-03(P.323), 11-04(P.324),
11-23(P.412), 11-24(P.413)) are automatically set, and the ideal speed Loop response characteristics can be
achieved when coupled with the setting of reasonable system inertia (05-17(P.318)/05-18 (P. 319)). Please adjust
11-48(P.387), 11-49(P.388) and 11-50(P.389) respectively according to the response requirements. The larger the
setting is, the faster the response of the speed loop will be; if the setting is too large, the system will oscillate. It is
suggested that the set value of 11-48(P.387)~11-50(P.389) should be gradually increased until the system
oscillates and then the previous set value should be returned。
5.12.10
Speed Loop outputs the low pass filter time constant
Set the low-pass filter time of the torque command output by the speed Loop
Parameter
Name
Default
Setting range
Content
11-52
P.368
Speed Loop output low-pass
filter time constant
0.0ms
0~500.0ms
---
Set speed Loop output low-pass filter time constant
If vibration is caused due to low mechanical rigidity, please gradually increase this value based on the increment of
1.0ms, usually not required to be set.
5.12.11 PM motor id given low-pass filter time constant
Set the id given low-pass filtering time
constant
in PM motor SVC mode
Parameter
Name
Default
Setting range
Content
11-58
P.440
PM motor id given low-pass
filtering time constant
0.200s
0~65.535s
---
PM motor id given low-pass filter time constant setting
In the SVC mode, if the PM motor load is light and the start is uneven, please increase the setting. If the load is
heavy, the PM motor is out of step during the start and acceleration process, please reduce the setting.
Setting
Setting
Setting
Содержание SA3 Series
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