Auto-Tuning In Ez Open Loop Vector Control Method - YASKAWA GA800 Maintenance & Troubleshooting

6.8 Auto-Tuning
Input Data Parameter
Control method
A1-02
selection
PM Motor Code
T2-02
Selection
PM Motor Type T2-03
PM Motor Rated Power T2-04
PM Motor Rated Voltage T2-05
PM Motor Rated Current T2-06
PM Motor Base
T2-07
Frequency
Number of PM Motor
T2-08
Poles
PM Motor Base Speed T2-09
PM Motor Stator
T2-10
Resistance
PM Motor d-Axis
T2-11
Inductance
PM Motor q-Axis
T2-12
Inductance
Back-EMF Units
T2-13
Selection
Back-EMF Voltage
T2-14
Constant (Ke)
Pull-In Current Level T2-15
Encoder Pulse Count
T2-16
(PPR)
Encoder Z-Pulse Offset
T2-17
for PM Motor
*1 Changes when the value set in T2-13 changes.
◆

Auto-Tuning in EZ Open Loop Vector Control Method

This section gives information about the Auto-Tuning mode for EZ Open Loop Vector Control. Auto-Tuning will set
the E9-xx parameters.
Parameter
Mode
Motor Parameter Setting T4-01 = 0
Line-to-Line Resistance T4-01 = 1
■
Auto-Tuning Input Data in EZ Open Loop Vector Control Method
To do Auto-Tuning, input data for the items in
motor test report or record the information from the motor nameplate as a reference.
492
Table 6.10 Input Data for PM Motor Auto-Tuning
Unit
Z-Pulse Offset (Pole
Position)
-
-
-
kW
V
A
Hz
-
min -1
Ω
mH
mH
-
*1
%
-
Degrees
Table 6.11 EZ Tuning Mode Selection
Application Conditions and Benefits
Settings
• Applicable when driving an induction motor or a PM motor
• Suitable for derating torque applications, for example fans and
pumps.
• After Auto-Tuning, the wiring distance between the drive and
motor changed by 50 m or more.
• When the motor output and drive capacity are different.
Table 6.12
Auto-Tuning Mode
PM Rotational Auto-Tuning
(3)
7 5
- -
- x
- x
- x
- x
- x
- x
- -
- -
- -
- -
- -
- -
- x
- -
- -
that have an "x". Before you start Auto-Tuning, prepare the
YASKAWA TOEPYAIGA8001B GA800 Drive Maintenance & Troubleshooting
(T2-01 Setting)
(4)
6 7
- -
x x
x x
x x
x x
- -
x x
x x
- -
- -
- -
- -
- -
x x
- x
- -
Applicable Control Method
(A1-02 Setting)
EZOLV
(8)
EZOLV
(8)
High Frequency
Injection Auto-
Tuning
(5)
5, 6, 7
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-