Ultracapacitor Resistance Breaking Down Among Automakers?

Mazda i-ELOOP regenerative braking system with capacitor storage

Ultracapacitors have been the next big thing in energy storage for well over a decade. And while automakers have been hung up on their far greater price (per energy stored), and prices haven’t decreased all that significantly, there are some indications that automakers are softening in their resistance. Part of the reason is that for engine… …read more