II F 3-10
3ADW000072R0501_DCS600_System_description_e_e
Fig. 3.8/5: Inductive load current control
CUR REF
SLOP E
di/dt
41.10
HL
LL
CUR LIM MOT
BRIDGE
CUR LIM
GEN BRIDGE
CURRENT CONTROLLER
CONTROL TYPE SEL
ARM CUR PI P-GAIN
ARM CUR PI I-GAIN
ARM CUR IP P-GAIN
ARM CUR IP I-GAIN
DISCONT CUR LIMIT
43.01
43.02
43.03
43.04
43.05
43.06
PI-IP
+
-
LOAD CUR ACT
4096 == Load nominal current
LOAD CUR ACT FILT
Armature
Curr ent
Measurem.
EMF
Calc.
HL
LL
MAX FIRING ANGLE
MIN FIRING ANGLE
ALPHA_MAX
Calc.
FIRI NG ANGLE
FIRE UNIT
SELECTED BRIDGE
MOTOR NOM
VOLTAGE
MOTOR NOM
CURRENT
99.02
99.03
CONV NOM CURR
Mains
Voltage
Measurem.
Converter
Curr ent
Measurem.
U_SUPPLY
RL MAINS VOLT AC
MAINS VOLT ACT
RL CONV CUR ACT
CONV CUR ACT
RL EMF VOLT ACT
EMF
CONTROLLER
46.03EMF CON KP
46.04
EMF CON KI
INT EMF REF
INDUCTIVE LOAD CURRENT CONTROL
dcs_600\docu\fig_3b_a.dsf
EMF REF
45.02
flux/emf ref sel
= EXT REF
AI V REF
MUX
EMF REF SEL
0
3
2
1
V REF 1
FLUX REF EMF
46.12
V REF SLOPE
46.05
EMF CON BLOCK
LEV
46.10
V COR
46.11
V STEP
46.13V LIM P
46.14V LIM N
V ref Modification
V REF 2
CURRENT REF
AI CUR REF
MUX
FLUX REF SEL
0
3
2
1
CUR REF 1
0
INT CUR REF
4
FEX LINK REF
Reference
Selection
and
min/max-
Logic
FLUX COR
FLUX STEP
REF SEL
43.15
SEL MAX MIN
43.16
43.15
REF SEL
CUR REF 1
V ACT SEL
I ACT SEL
V I SEL 1
V I SEL 2
ARM R
46.20
46.19
46.21
46.22
41.12
EMF ACT FILT TC
46.06
V ACT CAL
46.16
ARM L
41.11
VOLT ACTUAL
3.23
actual voltage
selection
Diagram for
OPER MODE SELECT (15.16) = 5
TORQUE USED REF
TORQUE CORRECTION
not used
- CUR REF 1 := LOCAL REF 3,
if local mode and REF SEL (43.15) < 3
- CUR REF 1 := LOCAL CUR REF (43.19),
if local mode and REF SEL (43.15) >= 3
3.25
3.27
45.03
3.29
41.19
46.08
3.24
3.26
43.21
3.11
43.20
3.30
43.17
46.07
2.14
2.13
3.27
20.12
20.13
1.27
20.15
3.13
1.19
20.14
42.06
1.11
1.12
1.15
4.13
1.16
1.28
1.17
FLD CUR @40% FLUX
41.14
41.15
FLD CUR @70% FLUX
41.16
FLD CUR @90% FLUX
FLUX/FIELD
LINEARIZATION
CUR REF 3
3.12
FLUX REF SUM
3.15
CUR REF 2
3.28
V REF 1 := LOCAL REF 3,
if local mode;
scaled to
NOM SUPPLY VOLT (42.06)
(EXCITATION: 15.16 = 5)
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