a d v e r t i s e r

Energy Companies Seeking Electricity Storage

The $260 billion renewables industry needs storage so power companies can absorb surges from solar and wind farms from Texas to Mongolia.

Published: 11-Sep-2012

Technology developers are shuttling between caves and mountaintops to build a market for utilities set to attract $25 billion in annual investment within a decade.

To store surplus electricity from power plants, they're trying to squeeze air into salt mines and run empty trains up hills, testing how to harness the energy released when the air bursts out and the cars roll back down. Trials are under way at companies from Germany's Siemens AG and RWE AG to General Electric Co. and a startup backed by billionaire Bill Gates, which is experimenting with the momentum of ski lifts.

"Electricity is the only commodity in the world that isn't really stored," said Prescott Logan, who heads GE's storage business in Schenectady, N.Y., where last month it opened a $100 million plant to make batteries for utilities. When storage becomes cheap and massive, "the impact will be huge."

READ COMPLETE ARTICLE >>

IMPORTANT NOTICE: To read this San Francisco Chronicle news story, click the READ COMPLETE ARTICLE link above. This will launch a separate window to the original news source. To comment on this story use the Reader's Comment form below.

<< PREVIOUSNEXT >>
RELATED NEWS ITEMS

Romney with coal miners who were compelled by their employer to attend event without pay.

Republican candidate for U.S. President shifted to right on energy as run for White House beckoned.

Alberta tar sands produce vast areas of toxic waste at high costs.

The ever-higher cost of oil extraction means it is delivering substantially less energy 'profit' or surplus wealth to society than it used to.

Solar energy has now surpassed 100 GW globally.

R. P. Siegel reports that solar power has now surpassed the 100 GW threshold and is good to go, in many places, without subsidies.

READER COMMENTS

blog comments powered by Disqus