Real Engineering - The Truth About Pumped Hydro, 20022021

Pumped hydro is one of the oldest technologies still in use in our modern day electricity grid: a long-lived and mature technology that provides an incredibly valuable service to grids across the world for over a century. Ireland’s Turlough Hill pumped hydro station has been operational since 1974, providing valuable load shifting services for the Irish electricity grid, with just one overhaul of its facilities in 2012; so an impressive life cycle. But finding appropriate sites is a key issue