In the booming industry of Outdoor Lighting, there is a confusing phenomenon: A contractor buys a “10,000 Lumen” solar street light, installs it, and yet the road remains dangerously dim. The battery ...
What if we take something millions of people use every day and turn it into something that could also make clean energy? Well, that’s the idea behind solar roads. The first solar road was built in the ...
(TNS) -- Highways and interstates are a quintessential part of America’s landscape and culture. The U.S. interstate highway system alone includes 47,000 miles of roads. That’s a lot of asphalt and ...
Take a solar panel. Surround it with light-emitting diodes attached to a microprocessor and, in northern climes at least, some kind of heater. The idea is to put unused roadway to good use (generating ...
Solar day lamps (SDL) are simple and cost-effective. A few examples of SDLs have been described in [1], [2] and [3]. An SDL without any energy storage element suffers from frequent changes in the ...