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You don't need pumped hydro. The wonderful thing about hydro is it throttles easily, and leaving water in the lake is equivalent to putting more water into the
by NickNameNick 11y ago
You don't need pumped hydro. The wonderful thing about hydro is it throttles easily, and leaving water in the lake is equivalent to putting more water into the lake.
- lotsofmangos 11y agoWhen the reservoir is full, Cruachan Power Station in Scotland can operate for 22 hours before it is emptied. Also, it is required to leave 12 hours water in the lake at all times to provide emergency cold start backup on the grid. If it wasn't pumped hydro and was only working from runoff, then it wouldn't work.