> Demand is usually the highest when PV output is also the highest Not quite, the mismatch in timing between solar generation and energy demand has been called

> Demand is usually the highest when PV output is also the highest Not quite, the mismatch in timing between solar generation and energy demand has been called the "duck curve" [1][2]. Peak demand is normally in the evening when people are done with work [3]. [1] https://www.energy.gov/eere/articles/confronting-duck-curve-how-address-over-generation-solar-energy https://www.energy.gov/eere/articles/confronting-duck-curve-... [2] https://en.wikipedia.org/wiki/Duck_curve https://en.wikipedia.org/wiki/Duck_curve [3] https://www.eia.gov/todayinenergy/detail.php?id=42915 https://www.eia.gov/todayinenergy/detail.php?id=42915