Solar

Solar power technologies and projects: photovoltaic, concentrating solar, solar tower

Nowhere to go but up  
Nowhere to go but up
 

Often, the best way to deliver a piece of bad news is to come right out and say it: 2004 was a bust year for the renewable energy industry. Sure,…



Big batteries blooming
Big batteries blooming

All interconnected transmission and distribution (T&D) grids have one thing in common: Their operators must continually dispatch generators to keep the network's supply and demand in balance at all times…


Roadmap for the all-electric warship

The United States Navy's interest in electric propulsion dates back to the launching of the 19,360-ton USS Jupiter (Figure 1) in August 1912. The Jupiter had a prototype electric propulsion…


A new player in backup power
A new player in backup power

There are many different types of fuel cells, and each has characteristics that make it more suitable than others for certain applications. For example, because molten carbonate fuel cells operate…