3.10 Fine Tuning during Test Runs (Adjust the Control Function)
YASKAWA ELECTRIC
SIEP C710617 05F YASKAWA AC Drive GA700 Technical Manual
213
*1
The best values for a no-load operation are different than the best values for actual loading operation.
◆
Closed Loop Vector Control Method for PM
Table 3.23 Parameters for Fine Tuning the Drive (Closed Loop Vector Control Method for PM)
Issue
Parameter Number
Solution
Default Setting
Recommended
Setting
•
Torque or speed
response are slow.
•
Hunting or oscillation
•
High speed
C5-01 [ASR
Proportional Gain 1
(P)]
•
Low speed
C5-03 [ASR
Proportional Gain 2
(P)]
•
If torque or speed
response are slow,
increase the setting
value in increments of
5.00.
•
If hunting or oscillation
occur, decrease the
setting value.
20.00
10.00 - 50.00
•
High speed
C5-02 [ASR Integral
Time 1 (I)]
•
Low speed
C5-04 [ASR Integral
Time 2 (I)]
•
If torque or speed
response are slow,
decrease the setting
value.
•
If hunting or oscillation
occur, increase the
setting value.
0.500 s
0.300 to 1.000 s
The drive cannot find
speed response for low
speed or high speed.
•
C5-07 [ASR Gain
Switchover Frequency]
•
High speed
C5-01 [ASR
Proportional Gain 1
(P)]
C5-02 [ASR Integral
Time 1 (I)]
•
Low speed
C5-03 [ASR
Proportional Gain 2
(P)]
C5-04 [ASR Integral
Time 2 (I)]
Change the ASR
proportional gain and
ASR integral time to
conform to the output
frequency.
0.0 %
0.0% to maximum
rotation speed
Hunting or oscillation
C5-06 [ASR Delay Time]
If the rigidity of the
machine is unsatisfactory
and vibration is possible,
increase the setting value
in increments of 0.010.
0.004 s
0.004 to 0.020 s
Step-out
E1-xx parameters, E5-xx
parameters
Refer to the motor
nameplate or test report
and set
E1-xx
or
E5-xx
correctly.
-
-
*1
The best values for a no-load operation are different than the best values for actual loading operation.