Microgrids: So much more than backup energy

(Phys.org)—Most Americans don't have to think much about energy reliability. We plug in a computer and it powers up; we flip a switch and the lights come on.

Renewable energy costs falling: agency

Power from renewable energy sources is getting cheaper every year, according to a study released Wednesday, challenging long-standing myths that clean energy technology is too expensive to adopt.

Virtual power plants for renewable energies

Siemens recently put two virtual power plants into operation. Virtual power plants are networks of several small power stations that are run like a single system. One of the new virtual power plants enables the Munich municipal ...

Smart grids could outsmart criminals

Your smart phone uses broadband to connect you to the world. But when charging it, you're relying on an electrical system that was designed and built in the era of the rotary phone.

Japan's Mitsui in quake-zone solar plan: report

Japanese trading house Mitsui plans to build large-scale solar power plants with the capacity to supply 30,000 households in the tsunami-hit northeast, a newspaper reported Wednesday.

Japanese PM pledges 10 mn solar-powered homes

Japan will have ten million solar-powered homes, Prime Minister Naoto Kan pledged Wednesday, as the country makes a major push in coming years towards renewable energy following its nuclear crisis.

Japan 'plans solar panels for all new buildings'

Japan is considering a plan that would make it compulsory for all new buildings and houses to come fitted with solar panels by 2030, a business daily said Sunday.

S.Africa to invest $3.7 bln in green energy

South Africa will invest 25 billion rand ($3.7 billion, 2.6 billion euros) to support a plan to ramp up renewable energy and the green economy, the economic development minister said Tuesday.

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