Siemens D7-SYS - Representation with Absolute Values

Closed-loop thyristor current control
System- and communication configuring D7-SYS - SIMADYN D 5-83
Edition 06.2002
Parameter Significance
EMF.RRV=1000 [V]
SITOR set voltage normalization [V]
voltage [V] at Vact=10 V/PT
EMF.ARV=400 [V] Rated system/motor voltage [V]
voltage [V] for YUA=1
EMF.NF=1 Voltage normalization factor
EMF.AAV=400 [V] Phase-to-phase line supply voltage [V]
EMF.RA=0,0125 Normalized armature resistance
[]
()
()
()
()
3
105.12
1
10
400
1
500.
.
−
⋅=∗∗Ω=
∗∗Ω=
A
V
mRAEMF
CAVNF
CAVARC
EMFARV
EMFNF
RARAEMF
EMF.YEM, YUA
,YUR, YUL
Voltage actual values, normalized
1...0...1
ˆ
V4000V400 +−=+⇔⇔−
EMK.YEV
Pre-control
AAV2
YEM
YEV
⋅
=
Parameter Significance
FCS.RRC=5 [A] Rated current, field unit [A]
FCS.ARC=1,5 [A] Rated field current [A]
FCS.NF=1 Normalization factor
FCS.FC=1 Field current setpoint
5.8.3.2 Representation with absolute values
Parameter Significance
CAV.RRC = 30[A] Rated DC current [A] of the SITOR set
current [A] at V
Iact
=5 V/CT SITOR
CAV.ARC =10 [A] Rated system/motor current [A] current [A] for
CAV.YC=1
CAV.NF =10 Current normalization factor
CAV.CX1=+15 Absolute value for overcurrent, torque direction 1
permissible overcurrent +15 [A]
CAV.CX2=+15 Absolute value for overcurrent, torque direction 2
permissible overcurrent –15 [A]
CAV.YC Current actual values, absolute
10... 0 10...CAV.YC
ˆ
10A0A10A +−==+⇔⇔−
Voltage actual
value sensing
Field current
setpoint output
Current actual
value sensing