Power grid chief touts electric-car payback

U.S. power grid chief Jon Wellinghoff is touting the long-term cost savings of electric cars, saying the vehicles could earn $1,500 a year in paybacks for their owners when their batteries are connected to the power grid.

Hydro storage can secure 100 percent renewable electricity

Pumped hydro storage can be used to help build a secure and cheap Australian electricity grid with 100 per cent renewable energy, a new study from The Australian National University (ANU) has found.

Affordability of batteries key to harnessing wind and solar power

Future batteries used by the energy grid to store power from the wind and sun must be reliable, durable and safe, but affordability is really the key to widespread deployment, according to a new report published online March ...

Electricity systems can cope with large-scale wind power

Research by TU Delft, Netherlands, proves that Dutch power stations are able to cope at any time in the future with variations in demand for electricity and supply of wind power, as long as use is made of up-to-date wind ...

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