Power Engineering Primer
September 7, 2026
Hydroelectric Power 101 — Turning Head and Flow into Adjustable Power and Storage
Hydroelectric power converts a drop and flow of water into electricity through a turbine and generator. This piece works through the output equation, turbine selection, dam, run-of-river, and pumped-storage plants, governors and grid regulation, fish passage and the environment, and digital twins and variable-speed pumped storage — covering both the equipment and the operations.
Fundamentals · 18 min