5motor interface – Lenze 9400 User Manual

Page 177

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Lenze · Servo-Inverter 9400 HighLine · Reference manual · DMS 10.0 EN · 11/2013 · TD05/06

177

5

Motor interface

5.5

Sensorless vector control (SLVC)

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[5-13] Oscillogram 1: speed ramp (motor 55 kw) – torque controller gain = 0.0661

[5-14] Oscillogram 2: speed ramp (motor 55 kw) – torque controller gain = 0.0361

Ch Variable of the motor control

Unit

1/div

Offset

Position

1

Speed.dnSpeedSetpoint (speed setpoint)

rpm

0.2k

0

-4

2

Speed.dnActualMotorSpeed (current speed)

rpm

0.2k

0

-4

3

Current.dnActualDirectCurrent (actual field current)

A

10

0

0

4

Current.dnQuadratureCurrentSet (cross current setpoint)

A

10

0

0

5

Current.dnActualQuadratureCurrent (actual cross current)

A

10

0

0

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