Baumuller b maXX BM2500, Operating Manual

Page: 502 / 822

Controllers
Parameter manual b maXX BM3000
Document no.: 5.12001.07 Baumüller Nürnberg GmbH
502
of 820
4.7
4.7.4.3 Description of the Field Weakening parameters
142.1
Field Weakening Mode
142.2
Field weakening factor
The field weakening factor represents the current level of the field weakening.
The field weakening factor is without units. The range of values extends from 0 to 1.
The field weakening factor accords to the minimum value between field weakening output
Z
142.13
–
and the field weakening factor after the speed
Z
142.12
–
.
142.7 Actual filtered output voltage
RMS FLOAT 0 1000 0 V 1:1 X
142.8 Voltage threshold for field
weakening FLOAT 50 600 600 V 1:1 X
142.9 Speed threshold for field
weakening FLOAT 10 500000 3000 U/min 1:1 X
142.12 Field controller due to speed FLOAT 0 1 1 1:1 X
142.13 Field weakening controller
output FLOAT 0 1 1 1:1 X
142.15 Factor field weak threshold FLOAT 0 1 1 1:1 X X
142.19 P-Gain breakdown torque
controller FLOAT 0 1000 0.001 1/V 1:1 X
142.20 Integral action time break-
down torque control FLOAT 0.001 10000 20 ms 1:1 X
142.21 Factor breakdown torque
threshold FLOAT 0 1.15 1.02 X X
142.22 Breakdown torque control
output FLOAT 0 1 1 1:1 X
Bit Meaning
0 Field weakening type:
0: "At the voltage limit": Field weakening via the field weakening factor
Z
142.2
–
.
1: "Permanent field current": Isd set value (
Z
47.2
–
) = Field current preset
value (
Z
19.9
–
)
Other details see
Z
Field weakening controller
–
from page 494.
1 Threshold speed of the controlled field weakening characteristic:
0: Motor nominal speed (
Z
107.7
–
).
1: Speed threshold field weakening
Z
142.9
–