Graph Theory and Topological Analysis for Efficient Large-Scale Power Grid Simulation and Vulnerability Assessment
Sunkara Yamini, R J Anandhi, Atul Kumar Singla, Preeti Maan, Bhishm Pratap, Asraa Ahmed Khafel · 2023
With the rapid expansion of power networks and increased integration of renewable energy sources, understanding the structural and operational complexities of large-scale power grids is paramount. This paper introduces a groundbreaking approach by employing graph theory and topological analysis to model and analyze the behavior and vulnerabilities of large-scale power grids. Leveraging the mathematical constructs of nodes, edges, and graph invariants, this study develops novel algorithms and methods to effectively simulate power flow, assess vulnerabilities, and recommend resilience strategies for the grid. Additionally, the proposed approach addresses critical issues such as single-point failures and cascading failures, revealing intrinsic patterns and hidden vulnerabilities. Empirical results, derived from real-world grid models, underscore the efficacy of the proposed methodologies in reducing computation time and enhancing accuracy. The findings presented herein not only pave the way for innovative grid management strategies but also foster a deeper comprehension of the intricate interplay between electrical and topological principles in power systems.