Performance Comparison of Gate-Based and Adiabatic Quantum Computing for AC Power Flow Problem
This paper presents the first direct comparison between gate-based quantum computing (using QAOA) and adiabatic quantum computing (via Ising models) for solving AC power flow problems, demonstrating through numerical experiments on a 4-bus system how these paradigms and quantum-inspired solvers trade off accuracy, scalability, and practical viability for future electricity grid optimization.