Control System Modeling and Simulation for Active Filters of the High-Frequency Harmonics

The aim of this article is to present a model for the control system of an active harmonic filter that takes into account the operational processes of the hardware. The power part of the device is calculated to select the correct coefficients of the control system regulators, which includes active and reactive current and voltage circuits. Appropriate sensors are analyzed and selected to ensure the proper functioning of the algorithm, and protections are included to ensure safe device operation. Furthermore, an analysis is conducted on the vector and coordinate transformations required to optimize the operation of the control system algorithm. The article also examines the requirements for the microcontroller and its peripherals, which are configured using practical measurements. Lastly, algorithms for protecting transistor drivers are considered. Overall, the article provides valuable insights into the development and optimization of the control system of an active harmonic filter, with a focus on hardware processes, sensor selection, and protection algorithms. The results of this study could be used to improve the performance and safety of such devices in various industrial applications.