Page 213 - Renewable Energy Devices and System with Simulations in MATLAB and ANSYS

200 Renewable Energy Devices and Systems with Simulations in MATLAB and ANSYS ®
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TABLE 8.3
Wind Turbine Characteristics Used in the Simulation File

DFIG PMSG
Rated grid power 2 MW 2 MW
Rotor diameter 82.6 m 82.6 m
Optimal tip-speed ratio 8.1 8.1
Max. power coefficient 0.37` 0.37

TABLE 8.4
Generator Parameters Used in the Simulation File

DFIG PMSG
Rated grid power 2 MW 2 MW
Pole pairs 2 102
Gear ratio 95 —
Rated shaft speed 1800 rpm 19 rpm
Stator leakage inductance 0.038 mH 0.276 mH
Magnetizing inductance 2.91 mH
Rotor leakage inductance 0.034 mH —
Stator/rotor turns ratio 0.369 —

TABLE 8.5
Back-to-Back Converter Data Used in the Simulation File
DFIG PMSG
Parallel converters 2 4
Rated active power 400 kW 500 kW
DC-link voltage 1150 V 1150 V
Switching frequency 2 kHz 2 kHz
Grid-side converter
Rated output voltage 704 V 704 V
Filter inductance 0.5 mH 0.15 mH
Generator-side converter
Rated output voltage 560 V 760 V