i'm involved in a project, now i need a powerfull batteries like lithium ion or nickel metal hydride, maybe powerful. but i only will use li-ion battery or nimh battery as a last resolve. any idea what is more powerful chemical solution/compund that could be more powerful, like able to power a small motor to that support human weight around 70kg and move faster than 30 km per hour?
2007-08-09 16:40:48 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
i was planning the battery should be atleast small enough to fit in your hands. so we don't have to carry it on our backs.
it's complicated to explain.
-small enough to grasp
-rechargeable
-really powerfull.
2007-08-09 17:00:11 · update #1
-low self-discharge
-high charge-discharge cycle
-high energy density
2007-08-09 17:26:44 · update #2
how large or small must they be? lbs / inches LxWxH
how many volts?
one time use or rechargeable?
the oxygen half cell refers to hydrogen fuel cell
2007-08-09 16:49:15 · answer #1 · answered by Robert F 7 · 0⤊ 0⤋
The zinc oxygen half cell is more powerfull.
2007-08-09 23:44:47 · answer #2 · answered by Anonymous · 0⤊ 0⤋