Qnetic build largest test facility for 200 kWh flywheel energy storagehttps://www.heise.de/en/news/Qnetic-build-world-s-largest-test-facility-for-200-kWh-flywheel-energy-storage-11371882.html by doener • 2 days ago 3 0 2 days agoHEheise.de