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News tagged with grid

Grid realities cancel out some of wind power's carbon savings

(Phys.org) -- Wind energy lowers carbon emissions, but adding turbines to the current grid system does not eliminate emissions proportionally, according to a report by researchers at the Argonne National Laboratory.

Technology / Energy & Green Tech

created May 30, 2012 | popularity 3.5 / 5 (6) | comments 5 | with audio podcast

Sci-fi no longer, NREL engineers smart homes

Thanks to TV shows such as The Jetsons and Star Trek, many Americans grew up dreaming that homes of the future would be equipped with fantastic high-tech features. From automatic food dispensers to sliding do ...

Technology / Energy & Green Tech

created May 28, 2012 | popularity 5 / 5 (1) | comments 0

Clean energy becomes a selling point

As somewhat bewildered Apple shoppers in San Francisco, New York and Toronto learned firsthand this month, Greenpeace has a new enemy: dirty data. To attract attention to its report, "How Clean Is My Cloud?" - which draws ...

Technology / Energy & Green Tech

created May 16, 2012 | popularity 3 / 5 (2) | comments 0

Power storage buffers fluctuating solar power

Siemens has developed an energy-storage system that can act as a buffer in electrical power grids. The aim is to provide a buffer against short-term fluctuations in output from renewable energy sources. Such ...

Technology / Energy & Green Tech

created May 11, 2012 | popularity not rated yet | comments 0

US probing cyber attacks on gas pipelines (Update)

A campaign of cyber attacks has been targeting US natural gas pipeline operators, officials acknowledged Tuesday, raising security concerns about vulnerabilities in key infrastructure.

Technology / Internet

created May 08, 2012 | popularity 5 / 5 (2) | comments 1

SDSC's Trestles supercomputer speeds clean energy research

A team of Harvard University researchers has been allocated time on the Trestles supercomputer at the San Diego Supercomputer Center (SDSC) at the University of California, San Diego to perform computational calculations ...

Technology / Other

created Apr 23, 2012 | popularity 5 / 5 (1) | comments 1

Ukraine nuclear plant halts reactor as power fails

A reactor at a nuclear power station in Ukraine has been disconnected from the grid following an electrical failure but radiation levels were not elevated, authorities said on Tuesday.

Technology / Energy & Green Tech

created Apr 17, 2012 | popularity 5 / 5 (1) | comments 0

UM invention helps advance reliability of alternative energy

A University of Minnesota invention could help make storage of solar and wind energy more efficient and economical. The invention was licensed to SustainX, a leading global developer of grid-scale energy storage solutions ...

Technology / Energy & Green Tech

created Apr 16, 2012 | popularity 2 / 5 (6) | comments 3

IBM, partners enable smarter charging for electric vehicles

IBM announced that it has teamed with American Honda Motor Co., Inc. and Pacific Gas and Electric Company (PG&E) on a new pilot project that will allow communication between electric vehicles (EVs) and the ...

Technology / Energy & Green Tech

created Apr 12, 2012 | popularity not rated yet | comments 0

Satellite proposed to send solar power to Earth

(Phys.org) -- Artemis Innovation Management Solutions has been given some seed money by NASA to look deeper into a project the company first proposed last summer; namely, building a satellite that could collect ...

Space & Earth / Space Exploration

created Apr 11, 2012 | popularity 4.5 / 5 (54) | comments 75 | with audio podcast report

Best marketing for renewable energies

Transmission system operators must assess precisely the supply of electricity from renewable energies for the next day in order to market this electricity on the European Power Exchange as effectively as possible. The sharply ...

Technology / Software

created Apr 04, 2012 | popularity not rated yet | comments 0

Advanced power-grid research finds low-cost, low-carbon future in West

The least expensive way for the Western U.S. to reduce greenhouse gas emissions enough to help prevent the worst consequences of global warming is to replace coal with renewable and other sources of energy ...

Technology / Energy & Green Tech

created Apr 03, 2012 | popularity 4.2 / 5 (14) | comments 73 | with audio podcast

Solar storms join floods, terrorism as risks to UK

(AP) -- Britain has added volcanoes and solar storms to floods, flu and terrorism on a list of threats to national security.

Space & Earth / Environment

created Mar 18, 2012 | popularity 5 / 5 (2) | comments 0

Future NASA mission to sun 'a life's dream' for some

The chest-high rack of electronics Justin Kasper is assembling in a Massachusetts office park will fit in a shoe box before he's done.

Space & Earth / Space Exploration

created Mar 16, 2012 | popularity 4.5 / 5 (24) | comments 10

S.Africa unveils wind atlas in renewable energy push

South Africa on Tuesday launched its first verified wind atlas which maps out potential hotspots as a tool for wind farm developers as the coal-hungry country pushes toward renewable energy.

Technology / Energy & Green Tech

created Mar 13, 2012 | popularity 5 / 5 (1) | comments 2