To maintain the vacuum the flywheel is in a sealed chamber, and a magnetic coupling is used. “We take all of the drive out with a set of magnets which sit on the outside of the flywheel casing ...

Ricardo has announced that its Kinergy flywheel energy storage system is more efficient than a conventional geared drive. The company said in a statement that it has achieved this via a significant ...

advanced flywheel systems, focusing on new material technologies including low-cost composite fibres and specialist steels; continuously variable transmissions; bearing and coupling design ...