Banking sun and wind energy

The EU has a hard goal: it wants the Member States to cut greenhouse gas emissions to a fifth, or even a tenth, of the present level by 2050.

A new way to imagine grid stability

To ensure that the US electric grid remains stable and resilient, power generators in three main regions (Eastern, Western, and Texas) must be synchronized, all operating at the frequency of 60 hertz. Because generators interact ...

High-pressure natural gas turbine-generator

Scientists of Peter the Great St. Petersburg Polytechnic University (SPbPU) have developed a turbo expander electric generator operating on high-pressure natural gas. Natural gas, compressed at the power station, releases ...

After oil and gas, Denmark's Dong ditches coal

Danish green energy giant Dong said Thursday it was pulling out of coal use, burning another bridge to its fossil fuel past after ditching oil and gas.

'Diamond-age' of power generation as nuclear batteries developed

New technology has been developed that uses nuclear waste to generate electricity in a nuclear-powered battery. A team of physicists and chemists from the University of Bristol have grown a man-made diamond that, when placed ...

High renewable electricity growth continued in 2015

The 2015 Renewable Energy Data Book shows that U.S. renewable electricity grew to 16.7 percent of total installed capacity and 13.8 percent of total electricity generation during the past year. Published annually by the National ...

Crowdfunding a renewable future

One issue with small-scale, home-based renewable energy systems is that initial setup costs can be high. This puts such installations out of reach for some sectors of society, even if they could benefit financial in the long ...

German Greens call for end to coal power in 20 years

Germany's opposition Green party unveiled Monday a 10-point plan to end electricity generation from coal within 20 years, a key plank of its campaign heading into next year's general elections.

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