Economics
The Electricity Industry Is Giving Europe's Power Traders a Headache
- Power prices plunge at midday with photovoltaic supply surge
- Utilities working to integrate more variable energy flows
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Europe’s power traders have a colorful name for the way the rise of solar power is distorting the electricity industry: devil horns.
That’s the shape formed by intraday power prices that increasingly having to adapt to greater flows from solar farms in the middle of the day. As photovoltaics feed more supplies to the grid, power prices crash and then rise as the sun sets, leaving a distinctive formation in charts like the one below.