IGBT-Based Dual PWM Pulse Width Speed Control System (Wind Power Grid-Connected Converter Simulation)

The IGBT-based dual PWM pulse width speed control system (wind power grid-connected converter simulation) is a widely used power system that enables wind turbine grid integration through precise rotational speed control. The fundamental principle utilizes IGBT devices to implement PWM pulse width modulation technology, which governs the converter's output waveform characteristics to regulate grid voltage and current quality. System simulation facilitates comprehensive analysis of operational principles and performance characteristics, enhancing practical application effectiveness. This simulation thoroughly examines the dual PWM speed regulation system's architecture and operational mechanisms, incorporating detailed modeling of IGBT switching characteristics and PWM modulation algorithms. The implementation typically involves MATLAB/Simulink blocks for IGBT bridge configuration, PWM signal generation using carrier comparison techniques, and Clarke/Park transformations for grid synchronization. Simulation data analysis methods include FFT-based harmonic distortion assessment and dynamic response evaluation through step-change scenarios. Control strategy optimization explores adjustable parameters such as modulation index, switching frequency, and PI controller gains for improving system performance. The simulation framework incorporates real-time waveform monitoring and power quality metrics calculation, enabling comparative analysis of different control approaches. This analytical approach provides valuable insights for practical system deployment, including protection coordination settings and grid compliance verification procedures.