Electricity Today T&D Magazine

Simultaneous charging of just 60,000 next-generation electric vehicles could one day threaten the Texas grid, an analysis has shown.

Based on a 100-kilowatt EV battery with a 5-minute charge time, which could potentially be the standard for EVs in three or four years, demand from 60,000 cars charging at once would equate to 70 gigawatts, said analysts from GTM’s parent company, Wood Mackenzie. That’s the same as the current peak demand for the whole of ERCOT, said Prajit Ghosh, Wood Mackenzie’s head of America’s power and renewables research.

The calculation, carried out as part of research for a Wood Mackenzie...