![Page 1: Electricity Research Centre, University College Dublin Wind turbine modelling for grid code analysis Alan Mullane & Mark O’Malley Electricity Research](https://reader035.vdocuments.site/reader035/viewer/2022070410/56649eb65503460f94bbf127/html5/thumbnails/1.jpg)
Electricity Research Centre, University College Dublin
Wind turbine modelling for grid Wind turbine modelling for grid code analysiscode analysis
Alan Mullane & Mark O’MalleyAlan Mullane & Mark O’Malley
Electricity Research Centre (ERC)Electricity Research Centre (ERC)
http://ee.ucd.ie/erc/http://ee.ucd.ie/erc/
![Page 2: Electricity Research Centre, University College Dublin Wind turbine modelling for grid code analysis Alan Mullane & Mark O’Malley Electricity Research](https://reader035.vdocuments.site/reader035/viewer/2022070410/56649eb65503460f94bbf127/html5/thumbnails/2.jpg)
Electricity Research Centre, University College Dublin
Grid code - Fault ride throughGrid code - Fault ride through
• Stay connected in shaded Stay connected in shaded regionregion
• Provide active power in Provide active power in proportion to retained proportion to retained voltagevoltage
• Maximise reactive current to Maximise reactive current to transmission NW for at least transmission NW for at least 600ms or until voltage 600ms or until voltage recoveryrecovery
• Provide 90% of max Provide 90% of max achievable power within 1s achievable power within 1s of recoveryof recovery
![Page 3: Electricity Research Centre, University College Dublin Wind turbine modelling for grid code analysis Alan Mullane & Mark O’Malley Electricity Research](https://reader035.vdocuments.site/reader035/viewer/2022070410/56649eb65503460f94bbf127/html5/thumbnails/3.jpg)
Electricity Research Centre, University College Dublin
Grid code wind modelGrid code wind model• Wind farm model designed according to Wind farm model designed according to
grid code specificationsgrid code specifications
• Comparison with 300MVA conventional Comparison with 300MVA conventional plantplant• Steam turbine with governorSteam turbine with governor
• IEEE Type 1 Exciter modelIEEE Type 1 Exciter model
• Round rotor synchronous machineRound rotor synchronous machine
• Response to fault on 220kV Transmission Response to fault on 220kV Transmission SystemSystem
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Electricity Research Centre, University College Dublin
Voltage comparison for conventional 300MVA station and wind power station (20kV Bus)
Volt
ag
e (
pu
)
Time (s)
Conventional
Wind
![Page 5: Electricity Research Centre, University College Dublin Wind turbine modelling for grid code analysis Alan Mullane & Mark O’Malley Electricity Research](https://reader035.vdocuments.site/reader035/viewer/2022070410/56649eb65503460f94bbf127/html5/thumbnails/5.jpg)
Electricity Research Centre, University College Dublin
Reactive Power comparison for conventional 300MVA station & wind power station
React
ive P
ow
er
(MV
Ar)
Time (s)
Conventional
Wind
![Page 6: Electricity Research Centre, University College Dublin Wind turbine modelling for grid code analysis Alan Mullane & Mark O’Malley Electricity Research](https://reader035.vdocuments.site/reader035/viewer/2022070410/56649eb65503460f94bbf127/html5/thumbnails/6.jpg)
Electricity Research Centre, University College Dublin
ConclusionsConclusions
• Wind grid codes difficult to designWind grid codes difficult to design
• Dynamic models which map wind grid codes Dynamic models which map wind grid codes are useful for code refinementare useful for code refinement
• No mapping of physical characteristicsNo mapping of physical characteristics
• Use with care Use with care
• Not suitable for connection studies Not suitable for connection studies
• Generic approach should nonetheless be Generic approach should nonetheless be consideredconsidered