Power Grid of the Future Saves Energy (IMAGE) Fraunhofer-Gesellschaft Caption Explosion protection reduces the risk of a chain reaction in the event of a fault, which could cause the entire converter station to fail. Credit Fraunhofer IISB Usage Restrictions The picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.