keskiviikkona, toukokuuta 18, 2005
Mobile Army Solar Soldiers
Mobile Army Requires Solar Soldiers: "Keeping the power on for soldiers -- who rely on night vision goggles, laptops, communications devices, and GPS units -- requires 150 tons of batteries per year.
Batteries are frequently airlifted to remote troops and distributed to soldiers, who carry two dozen spares and must also make sure they are not discarded so that their movements can be tracked.
The Army is transitioning to rechargeable batteries that can gain new life from solar-powered chargers, "