Pumped Hydro Storage
Pumped Hydro Storage (PHS) is a large-scale energy storage technology that uses water pumped between two reservoirs at different elevations to store and generate electricity. During periods of low electricity demand or high renewable energy production, excess power is used to pump water from a lower reservoir to an upper reservoir. When electricity is needed, water is released back down through turbines to generate hydroelectric power, providing grid stability and balancing supply with demand.
Developers should learn about Pumped Hydro Storage when working on energy systems, smart grids, renewable energy integration, or sustainability projects, as it is a critical technology for enabling high penetration of intermittent renewables like solar and wind. It is used for grid-scale energy storage, load balancing, frequency regulation, and backup power, making it essential for energy management software, IoT applications in utilities, and climate tech solutions that require reliable, long-duration storage.