The demand for electricity will increase significantly with the heat transition – a stress test for the grids.
(Photo: imago images/UJ Alexander)
The federal government’s heat transition is pushing the power grids to their limits. 500,000 electrically operated heat pumps are to be connected to the grid every year from 2024, and by 2030 six million devices will be connected, each of which will consume as much electricity as an apartment building.
Especially on very cold days, the devices are “a double whammy for the power grid,” says Florian Bieberbach, head of Stadtwerke München. “On the one hand they have to produce a lot of heat, on the other hand they are particularly inefficient.” In order to prevent overloading, the networks would have to be massively expanded, he demands. Because in addition to electric heaters, millions of e-cars are also connected to the grid.
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