For it is possible that the long and expensive search for a better battery to power the brave, new, emission-free electrical world has been following the wrong trail.
Depending on the cruising speed required, one or more of four low-emission Daimler BluTec diesel engines can be started to generate additional electrical power.
Acoustic emission detection technology is an effective way to monitor sudden failure caused by partial discharge (PD) in liquid-solid composite insulation of electrical equipment.