ÇUKUROVA UNIVERSITY INSTITUTE OF NATURAL AND APPLIED ...

5. SIMULATION RESULTS AND CASE STUDIES Mustafa İNCİ
Simulation parameters used in PSCAD/EMTDC are given in Table 5.1.
Parameters of system, load, diode clamped multilevel inverter and dc-dc converter
injection transformer are presented in Table 5.2-6, respectively.
Table 5.1. PSCAD/EMTDC Simulation Parameters
PSCAD/EMTDC Parameters
Solution Time Step 20 µs
Channel Plot Step 20 µs
Duration of Simulation Run
2 s
Table 5.2. System Parameters
System Parameters
Fundamental Frequency
Voltage Source (V S1 )
Impedance of Feeder-I (R S1 + j2πL S1 )
Short Circuit Powers of Feeder-I
50 Hz
11 kV (L-L, rms), phase angle 0 o
0.000001 + j0.037699 Ω
1500 MVA
Table 5.3. Simulated Load Parameters
Load Parameters
Nonlinear/Sensitive Load (L1)
A three-phase diode rectifier that supplies a load
of 100 + j125.66 Ω, 710 kVA, pf = 0.983,
THD=5.1 %
Table 5.4. Simulation parameters of Voltage Source Inverter
DVR (VSI)
Compensation Rating 30%
Filter inductor (L f )
1.5 mH
Filter Capacitor (C f ) 150 µF
Filter Resistance (R f )
Power Rating
0.05 Ω
1230 kVA
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