Quote:
Originally Posted by DGthe3
the problem with using capacitors is that although you can get a lot of juice out of them quickly, but they don't last very long. There is a cordless drill out there that recharges in a minute or so, using ultra capacitors, and it dies after driving about 5 screws. The best application for ultracapacitors in a car would be either a drag racer, or storing the energy from regen braking.
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This has been a problem but the new ones being developed should last much longer. I know this because at the place I work we a developing some for a plane we are building to fly completely autonomous for many hours.