Electronic Power Transformer Control Strategy in Wind Energy Conversion Systems for Low Voltage Ride-through Capability Enhancement of Directly Driven Wind Turbines with Permanent Magnet Synchronous Generators (D-PMSGs)
Abstract
:1. Introduction
2. System Description and System Model
2.1. Low Voltage Ride through Requirement
2.2. Mechanical Drive Train Model
2.3. PMSG Model
2.4. The Isolation Stage Model
2.5. Grid Side VSC Model
2.6. DC/DC Converter Model
3. Control Strategy of the System
3.1. Control Strategy of the Generator Side Converter
3.2. Wind Turbine Pitch Angle Controller
3.3. Control Strategy of the Isolation Stage
3.4. Control Strategy of the Grid Side Converter
3.5. Control Strategy of the Energy Sorage System
4. Simulation Results
4.1. Response to Wind Speed Step up
4.2. Simulation Results under Normal Conditions
4.3. Simulation Results under Unbalanced Grid Voltage Conditions
4.4. Simulation Results under Three Phase Ground Fault Conditions
5. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Huang, H.; Mao, C.; Lu, J.; Wang, D. Electronic Power Transformer Control Strategy in Wind Energy Conversion Systems for Low Voltage Ride-through Capability Enhancement of Directly Driven Wind Turbines with Permanent Magnet Synchronous Generators (D-PMSGs). Energies 2014, 7, 7330-7347. https://doi.org/10.3390/en7117330
Huang H, Mao C, Lu J, Wang D. Electronic Power Transformer Control Strategy in Wind Energy Conversion Systems for Low Voltage Ride-through Capability Enhancement of Directly Driven Wind Turbines with Permanent Magnet Synchronous Generators (D-PMSGs). Energies. 2014; 7(11):7330-7347. https://doi.org/10.3390/en7117330
Chicago/Turabian StyleHuang, Hui, Chengxiong Mao, Jiming Lu, and Dan Wang. 2014. "Electronic Power Transformer Control Strategy in Wind Energy Conversion Systems for Low Voltage Ride-through Capability Enhancement of Directly Driven Wind Turbines with Permanent Magnet Synchronous Generators (D-PMSGs)" Energies 7, no. 11: 7330-7347. https://doi.org/10.3390/en7117330