Function diagram
8
7
6
5
4
3
2
1
fp_mc_389_e.vsd
Current controller synchronous motor
MASTERDRIVES MC
13.08.08
- 389 -
V2.5
Flux reference
control
and
flux control
Flux (act) from
flux model [389.7]
to torque
limitation
Current control
Decoupling
Pre-control
Vector rotation
V
dc link
from actual
values [500.8]
Isq(set,act)
from torque limitation [370.8]
Transformation
I
from actual values [500]
Transformation angle from flux model
[389.7]
I
from actual values [500]
to gating unit
[420.2]
to gating unit
[420.2]
to torque limitation
[370.7]
Pulse release
from sequence control
Flux model
kT-Estimator [393]
to flux control [389.2]
Magnetization
to torque limitation
[370.4]
Transformation angle
to transformation
[389.2]
from actual values [500.4]
Is only calculated for P290
(Sel V/f,I-Reg) = 0
(=current control) [420.3]
1
0
0
K0241 is calculated in 4T
0
FieldWeakDir
0 ... 12000 1/min
P299 (0)
Mot.ShCirCurrent
0.00 ... 600.00 A
P105 (0.0)
B0251
Field weakening
K0183
Isd(set,act)
Amps Reg Gain
0.0 ... 200.0 %
P282 (80.0)
Dynamic I-Reg
0 ... 3
P296 (1)
K0182
Isd(act)
K0184
Isq(act)
K0189
U(set,abs.)
B0250
I-Reg in Limitr
KK0186
Theta(I-Reg)
K0181
Psi(act)
K0188
n(slip)
n959.54 = ___(0)
K0241
M(act)
M(act)
r007 [%]
Ki-
Current controller
0.0 ... 100.0 %
P285 (0.0)
K0168
Isq(set,active)
K0185
Isq(Deviation)
Position test angle
in mech. degrees
r286
zP
Motor #pole pairs P109 [391.3]
U(set,abs.)
r003
Select Field Weakening
0/1
P300 (0)