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by 24gttghh 2527 days ago
>Gas is burned at night to keep the system primed and to heat water used in the tower boilers. This allows electricity production to start up more quickly when the sun comes up each morning, plant operators said. Gas also is burned during periods of intermittent cloud cover.

https://www.pe.com/2017/01/23/ivanpah-solar-plant-built-to-l...