Siemens 6RA7086-6KS22

Function diagrams 05.05
8-38 SIEMENS AG 6RX1700-0AD76
SIMOREG DC Master Operating Instructions
Sheet G165 Closed-loop EMF control
-
+
.01
.02 .03 .04
.01 .02
.03
.04
1 0
100%
.01 .02
.03
.04
277
0 0 0
Kp Tn
.01 .02
.03
.04
289
0
0 0
-
0%
1
2
α
-
+
1
0
u
a
i
a
87564321
- G165 -
.05
.05
[G151.3]
[G163.2]
[G116.2]
[G166.1]
r037
P119.F P120.F
P139.F
P616 (286)
K
K0286
K0285
K0287
P614 (1)
K K K K
P613 (1)
K K K K
P081
K0276
K0278
K0277
P611 K K K K
K0283 K0284 K0281 K0282 K0280
K0293
P273.F
P275.F
P276.F P277.F
P693.B (1)
B
P615
K K K K
K0288
K0289
r039
P100.F
P101.F
P110.F
P272
K0101
K0166
P118.F
K0273
K0275
K0274
P103.F
P102.F
P110.F
P111.F
r073.002
0%
P284.F P274.F
K
K
P282.F (0)
(0...10000ms)
P281.F (0)
P280.F (0)
(0...10000ms)
P283.F (0)
P276.F
Ra
EMF
Ra
La
FS
EMF controller
Actual value
Setpoint
Enable EMF
controller
Automatic field reduction if EMF too high for braking operation
EMF controller precontrol
I_field_set
100% of P102
n_f-w start n_act
EMF_set
Absolute actual
speed
n_rated
to
field characteristic
n_f-w start = P119*EMF_set/P118
Stop I component
Field current
setpoint limitation
Minimum motor
field current
Minimum
With operating status >=o10 :
Setpoint upper limit ="old" K265
With operating status >=05 :
Setpoint upper limit = 200%
("Release")
Field current
setpoint
Closed-loop EMF control
EMF controller set/actual diff. EMF controlller set/actual diff. after droop EMF controller P comp. EMF controller I comp. EMF controller output
Droop
Ia_rated
Ua_rated
P151 - 5 degrees
or (pulsating)
165 degrees - 5 degrees
EMK_rated
Rated motor
field current
Enable
precontrol
u ...
a
i ...
a
measured armature voltage
measured armature current
Upper field current
setpoint limit
Lower field current
setpoint limit
Minimum
Maximum
Minimum
0=Reset
P comp. to
zero
0=Reset
I comp. to
zero
FS
Filter time
Filter time