India's WindStream Energy Technologies has developed a hybrid wind-solar street light system for hilly, coastal, and rural areas.From pv magazine India India's WindStream Energy Technologies has developed a hybrid wind-solar-powered LED street light system that generates more energy per square foot than a solar street light. It recently launched the off-grid lighting system by installing it at the Hyderabad campus of the National Institute of Rural Development and Panchayat Raj. The off-grid LED street light system includes solar modules, a wind turbine, backup batteries, a controller, and an ...Den vollständigen Artikel lesen ...