Description of the Software Modules and Parameters
Parameter manual
b maXX
BM5800
Document No.: 5.16029.03
491
3
3.7.5.2 Parameter overview field weakening
Functional block:
FbFieldweak [142]
Number
Name
Type
Min
Max
Default Value
Unit
Factor
R
ead o
n
ly
St
o
ra
g
e
D
S
Su
pp
ort
C
yclic W
rite
A
x
is-in
d
ep
ende
nt
142.1
Field weakening mode
UINT
0
0xFFFF
0
1:1
X
142.2
Field weakening factor
FLOAT
0
1
1
1:1
X
142.3
Kp field weakening con-
troller
FLOAT
0
1000
0.002
1/V
1:1
X
142.4
Tn Field weakening con-
troller
FLOAT
0
10000
3000
ms
1:1
X
142.5
Minimum field weak fac-
tor
FLOAT
0
1
0
1:1
X
X
142.6
Max. total PWM voltage
actual value
FLOAT
0
1000
0
V
1:1
X
142.7
PWM total voltage
smoothed
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
142.10
Smoothing time PWM
total voltage
FLOAT
0
20
10
ms
1:1
X
142.12
Field controller due to
speed
FLOAT
0
1
1
1:1
X
142.13
Field weakening control-
ler output
FLOAT
0
1
1
1:1
X
142.15
Factor field weak
threshold
FLOAT
0
1
1
1:1
X
O
142.19
Kp breakdown torque
controller
FLOAT
0
1000
0.001
1/V
1:1
X
142.20
Tn breakdown torque
controller
FLOAT
0.01
10000
20
ms
1:1
X
142.21
Factor breakdown
torque threshold
FLOAT
0
1.15
1.02
1:1
X
142.22
Breakdown torque con-
trol output
FLOAT
0
1
1
1:1
X
142.23
Voltage limit field weak-
ening controller
FLOAT
0
600
0
V
1:1
X