Download - Performance Comparison of a 2 MW DFIG Wind Turbine Model with different mechanical sub-models
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Performance Comparison of a 2 MW DFIG Wind Turbine
Model with different mechanical sub-models
1818 MarchMarch 20092009
A.J. Pujante, E. Gómez, A. Molina, J.A. Fuentes, and A. Vigueras
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Index Document
1] Introduction: Doppler effect
2] Wind Speed Measurements
3] Wind Turbine Modelling
4] DFIG Model Implementation
5] Wind Turbine and DFIG controls
6] Simulation results
7] Conclusions
8] Questions
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1) Introduction: Doppler effect
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Introduction: Doppler effect
Doppler heterodyne LIDAR principle
Sample volume Doppler LIDAR retrieval
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2) Wind Speed Measurements
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Wind Speed Measurements
Windcube measurements with different scanning cone angle
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Wind Speed Measurements
3-hours segment of measured time series of thehorizontal wind speed magnitude for 8-height levels
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3) Wind Turbine Modelling
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Wind Turbine Modelling Wind power equations
Wind speed equations
Average wind speed
Weight wind speed
Hub wind speed
Filtered wind speed
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Wind Turbine Modelling
Electrical model equations Voltage equations
Magnetic flux equations
Mechanical model equations
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Wind Turbine Modelling
Parameter (unit) Name Value
Rated Power (MVA) Sn 2.00
Rated Voltage (kV) Vn 0.69
Rated Current (kA) In 2.00
Rated Frequency (Hz) Fn 50
Stator/Rotor turns ratio Ns/Nr 0.38
Pole numbers NP 4
Stator Resistance (pu) Rs 0.34
Rotor Resistance (pu) Rr 0.009
Stator leakage Inductance (pu) Lls 0.105
Rotor leakage Inductance (pu) Llr 0.111
Magnetizing Inductance (pu) Lm 3.34
Magnetizing Resistance (pu) Rm 47.61
Electrical and mechanical model parameters
Parameter (unit) Name Value
Angular Moment of Inertia (s) HWT 3.82
Mechanical Damping (pu) DWT 0.01
Turbine rotor speed range (rpm) WT 9-19
Rated rotor speed (rpm) rn 1500
Rated wind speed (m/s) Vw 13
Rotor diameter (m) Dr 80
Tubular Tower Height (m) HHUB 80
Gearbox ratio GB 1:100
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4) DFIG Model Implementation
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DFIG Model Implementation
Schematic of the DFIG WT electrical model
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DFIG Model Implementation
Schematic of the DFIG WT mechanical model
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DFIG Model Implementation
Schematic of the DFIG WT power converter model
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5) DFIG Wind Turbine controls
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DFIG Wind Turbine controls
a) and b) Rotor Side Converter PI controls c) and d) Grid Side Converter PI controls
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Wind Turbine Modelling Parameters of the PI controls (RSC)
Parameters of the PI controls (GSC)
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6) Simulation results
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Simulation results
Speed and torque variables of simulation results
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Simulation results
Active and reactive power variables of simulation results
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Simulation results
Current and voltage variables of simulation results
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7) Conclusions
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8) Questions