Power Flow Calculation Program Using Newton-Raphson Method

This power flow calculation program is developed based on the Newton-Raphson numerical method and utilizes IEEE standard input format for data configuration. The program demonstrates excellent readability and robust adaptability, making it suitable for analyzing power flow distributions in electrical power systems including voltage magnitudes, active/reactive power flows, and phase angles. The implementation employs the Newton-Raphson algorithm which solves nonlinear power flow equations through iterative Jacobian matrix updates. Key computational components include: - Formation of admittance matrix from network parameters - Calculation of power mismatch vectors - Jacobian matrix construction with partial derivatives - Linear system solving using LU decomposition Users simply need to input system data following the standardized IEEE format, and the program automatically performs calculations to output comprehensive results. The design emphasizes simplicity and practicality, featuring intuitive data structures and error handling mechanisms that allow even users without programming experience to operate it effectively. This versatile tool serves multiple user groups including power system engineers, researchers, and students. It supports both academic studies and practical engineering applications, providing reliable power flow solutions for system planning, operation analysis, and contingency studies. The modular code architecture facilitates easy customization for specific calculation requirements or extended functionality.