MATLAB-Based Power System Harmonic Analysis Source Code

The MATLAB-based power system harmonic analysis source code enables calculation and analysis of harmonic parameters including amplitudes for different harmonic orders in electrical power systems. This source code utilizes Fast Fourier Transform (FFT) algorithms to decompose electrical signals into their frequency components, allowing engineers to quantify harmonic distortion levels effectively. Key functions include harmonic magnitude extraction, total harmonic distortion (THD) calculation, and frequency spectrum visualization. The codebase helps power engineers better understand harmonic issues in electrical systems and provides foundation for developing mitigation solutions. Users can modify and adapt the source code according to specific analysis requirements, such as adjusting sampling rates, changing analysis windows, or integrating custom harmonic filters. Furthermore, the code supports integration with other power system analysis tools through MATLAB's API interfaces, enabling comprehensive system-level analysis. The implementation features modular design with separate functions for data preprocessing, FFT computation, harmonic parameter calculation, and result visualization. Overall, this MATLAB-based harmonic analysis source code serves as a powerful and flexible tool that assists power engineers in understanding and addressing harmonic problems in electrical power systems through programmable analysis approaches.