Decentralized WAMS for Railway Overhead Lines with Audio-Based Drone Detection

This article deals with sensor technologies for developing a decentralized Wide Area Monitoring System. It expands on traditional current and voltage measurement by incorporating sensing of mechanical parameters like wire tension. Additionally, the research investigates the application of digital microphone principles and explores low-cost, energy-efficient wireless technology for data transmitting. The proposed decentralized monitoring system leverages these researched wireless technologies and offers a novel drone detection feature.