2 ms·
>> For many applications, trailing a power cord most of the time is an option. If the charging time was close to zero, would this problem be solved, for many a
by petra 11y ago
>> For many applications, trailing a power cord most of the time is an option.
If the charging time was close to zero, would this problem be solved, for many applications ?
Or the other alternative, phinergy's aluminum air battery, which has 2000 wh/kg, but cannot be recharged, just replaced and "recycled", but probably in a cost effective way ?
- Animats 11y agoPrimary batteries have higher energy densities than rechargeable batteries. The military uses high-energy-density primary battery technologies for one-shot items like torpedoes. This might be worthwhile if you were building robots to help decontaminate Fukushima. Commercial applications, no.