SIMULINK MODEL FOR FLEXIBLE D-STATCOM

In this article, we present a Simulink model designed for Flexible D-STATCOM applications. This model serves as an effective tool for understanding the operational principles and performance characteristics of Flexible D-STATCOM systems. As an advanced power electronic device, Flexible D-STATCOM plays a crucial role in voltage and reactive power control within electrical power systems. The implementation features rapid response capabilities and seamless regulation to enhance power system stability and reliability. Our discussion includes detailed explanations of the model's architecture and governing equations, with particular focus on their application in Flexible D-STATCOM systems. The Simulink implementation incorporates key power electronics components including IGBT-based converters, phase-locked loops (PLLs) for synchronization, and proportional-integral (PI) controllers for voltage regulation. We also analyze the model's strengths and limitations, and propose potential directions for future enhancements, including possible modifications to control algorithms and power circuit configurations.