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Featured in Factory floor – 09-2026

An energy system for climate goals

In a study commissioned by The smarter E Europe, Fraunhofer Institute for Solar Energy Systems (ISE) calculated the path toward Renewables 24/7 mapping supply and demand on Germany’s electricity grid for every single hour through 2045.
Jochen Siemer
By
Jochen Siemer
Stahlwerk Thüringen, Unterwellenborn, Deutschland, Luftbild, Industrie, Schwerindustrie
Powering some of Germany’s heavy industry makes a more complex case for renewables. | Image: Stahlwerk Thüringen GmbH

Energy economists may wince when they first read the study “Cost-Optimal Transformation of the German Energy System by 2045,” prepared by Fraunhofer ISE for The smarter E Europe exhibition. The study, which formed the scientific foundation for the Renewables 24/7 special exhibit at The smarter E Europe, forecasts approximately 120 TWh of electricity generation from …

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