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Pilot study for SEPTA indicates annual energy savings exceeding $250K

June 25, 2014 8:37 am | News | Comments

ABB has released the results of a six-month pilot program of an innovative public transit energy storage system (ESS) designed to transform the Southeastern Pennsylvania Transit Authority (SEPTA) from an inefficient energy consumer into both a smart consumer and producer of energy....

Photos of the Day: The Liam F1 Urban Wind Turbine

May 30, 2014 8:43 am | by ECN Staff | News | Comments

The Archimedes tech firm has designed a wind turbine based on the real (Ancient Greek Mathmetician) Archimedes’ screw pump design. Its design allegedly reduces the noise associated with traditional wind turbines. It also supposedly has an energy yield that is “80 percent of the maximum that’s possible,” which compares favorably to the conventional 25-50% of most turbines....

Energy, everywhere: What’s next for energy harvesting and portable power?

May 21, 2014 12:23 pm | by Dan Rogers, Smithers-Apex | Articles | Comments

Rapid industrialisation, development of infrastructure and the growing use of electronics is happening quickly around the globe. As a result, managing energy supplies is becoming an increasingly urgent problem, calling for a more sustainable society....

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What’s the best implementation of smart energy strategy that you have seen?

May 21, 2014 12:14 pm | Articles | Comments

When you hear smart energy, you immediately think about things like smart meters, Wi-Fi thermostats, turning on and off appliances during peak hours to save on energy costs, basically communications with devices creating smart power loads. What about taking the concept of “smart energy”....

At Wal-Mart, Obama touts steps to deploy solar technology

May 15, 2014 8:57 am | by Associated Press | News | Comments

Calling it the right thing to do for America's bottom line, President Barack Obama announced new steps Friday by companies, local governments and his own administration to deploy solar technology, showcasing steps to combat climate change that don't require consent from a disinclined Congress....

Could solar power work at night?

April 25, 2014 8:54 am | by Allegra Sparta, Contributor | Blogs | Comments

Every source of energy has its shortcomings. Some people think wind turbines are eyesores, fossil fuels aren’t renewable, and solar energy requires sunlight to work well and properly. Recently, a team at MIT and Harvard found a way to solve the problem of darkness for the use of solar energy....

Choosing the right cabling option

April 23, 2014 12:40 pm | by Uwe Schenk, Global Segment Manager – Wind, Helukabel USA | Articles | Comments

Renewable energy industry reports suggest that more than 60% of all future power capacity will come from renewable technologies, only 25% will be in the form of gas or oil, with the remainder being nuclear. Furthermore, experts estimate in the next 10 to 15 years, the market share of renewables will increase by more than 35% worldwide....

American perceptions of power

April 23, 2014 9:35 am | by Nikita Ernst, Associate Editor, Chem.Info - @Chem_Kita | Blogs | Comments

More and more Americans claim to be informed about where their energy comes from, but does that knowledge translate into behavior? A Harris Poll conducted in February of this year shows that the majority of Americans make small efforts to save energy — doing things like flipping the switch....

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AC/DC Hall effect measurement system includes 7-inch magnet

April 18, 2014 10:52 am | Lake Shore Cryotronics | Product Releases | Comments

The new Model 8407 Hall effect measurement system from Lake Shore Cryotronics (Westerville, OH) features a 7-inch magnet for measuring mobilities at the low end of the DC field measurement range, from 1 to 106 cm2/V s. Like Lake Shore’s existing Model 8404 with 4-inch magnet, it can be ordered with AC field measurement capabilities....

Solar-powered plane can "fly forever"

April 16, 2014 8:25 am | by Jason Lomberg, Technical Editor | Blogs | Comments

Aviation pioneers Bertrand Piccard and Andre Borschberg — who previously had circumnavigated the globe in a balloon — plan to make history again with the Solar Impulse 2, which will undertake the first solar-powered flight around the world....

Renewable energy market share climbs despite 2013 dip in investments

April 7, 2014 1:39 pm | by EurekAlert! | News | Comments

Renewable energy's share of world electricity generation continued its steady climb last year despite a 14 per cent drop in investments to US$214.4 billion, according to a new report released today. According to Global Trends in Renewable Energy Investment 2014....

Photos of the Day — BAT: The Buoyant Airborne Turbine

April 4, 2014 2:27 pm | by ECN Staff | News | Comments

The Altaeros Buoyant Airborne Turbine (BAT) integrates a shell, turbine, tethers, and a ground station to combine aerospace and wind turbine technology and solve many of the problems associated with wind energy. Floating at a height of 1,000 feet...

Energy breakthrough uses sun to create solar energy materials

April 3, 2014 4:06 pm | by EurekAlert! | News | Comments

In a recent advance in solar energy, researchers have discovered a way to tap the sun not only as a source of power, but also to directly produce the solar energy materials that make this possible. This breakthrough by chemical engineers at Oregon State University could soon reduce the cost of solar energy....

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DC/DC converter available in ultra-compact SIP-8 package

April 2, 2014 2:06 pm | XP Power | Product Releases | Comments

XP Power (Sunnyvale, CA) today announced the ITX series of 6 Watt DC/DC converters encapsulated in an industry standard SIP 8-pin package measuring just 0.86 x 0.44 x 0.36 inches (21.85 x 11.1 x 9.2 mm). Delivering a power density of up to 46 Watts per cubic inch...

Wind energy: On the grid, off the checkerboard

April 2, 2014 9:46 am | by EurekAlert! | News | Comments

As wind farms grow in importance across the globe as sources of clean, renewable energy, one key consideration in their construction is their physical design -- spacing and orienting individual turbines to maximize their efficiency and minimize any "wake effects"....

Solar…toilet?! Zap waste into fuel

March 26, 2014 8:04 am | by Daniele DeAngelis Walker, Editorial Intern | Blogs | Comments

Human excrement is probably one of the most embarrassing and least glamorous topics out there. But the Sol-Char Toilet is starting a conversation that’s hard to miss. That’s right, it’s a solar-powered toilet. This toilet turns poo into power, and the most astounding part is that it’s 100% sanitary.

Researchers improve performance of III-V nanowire solar cells on graphene

March 24, 2014 1:30 pm | by EurekAlert! | News | Comments

Imagine a field of small wires—standing at attention like a tiny field of wheat—gathering the Sun’s rays as the first step in solar energy conversion. Researchers have achieved new levels of performance for seed-free and substrate-free arrays of nanowires from a class of materials....

Oregon physicists use geometry to understand 'jamming' process

March 21, 2014 1:06 pm | by EurekAlert! | News | Comments

Physicits using a supercomputer have captured fundamental insights about what happens when objects moving freely jam to a standstill. Their approach captures jamming -- objects come together too tightly to move -- by identifying geometric signatures....

E3-production – sustainable manufacturing

March 21, 2014 9:28 am | by EurekAlert! | News | Comments

Scarce and expensive raw materials, rising energy prices, climate protection, and demographic shifts leave industrial production with a lot to contend with in the coming years. In the “ E3-production” lighthouse project, researchers are laying the groundwork to achieve sustainable production....

Wind farms can provide society a surplus of reliable clean energy

March 21, 2014 9:00 am | by EurekAlert! | News | Comments

The worldwide demand for solar and wind power skyrockets. Since 2009, global solar photovoltaic installations have increased 40 percent a year on average, and the installed capacity of wind turbines has doubled. The dramatic growth of the wind and solar industries has led utilities to begin testing large-scale technologies....

Sorption energy storage and conversion for cooling and heating

March 19, 2014 1:53 pm | by EurekAlert! | News | Comments

New materials and technologies are making it possible to utilize thermal energy more efficiently. Visit Hall 13 at the Hannover Messe (April 7-11) to find out how researchers from the Fraunhofer Energy Alliance are applying this to heat and cool spaces and industrial processes.

Antimony nanocrystals for batteries

March 19, 2014 10:26 am | by EurekAlert! | News | Comments

Researchers from ETH Zurich and Empa have succeeded for the first time to produce uniform antimony nanocrystals. Tested as components of laboratory batteries, these are able to store a large number of both lithium and sodium ions. These nanomaterials operate with high rate and may eventually be used as alternative anode materials in future high-energy-density batteries.

Stanford makes flexible carbon nanotube circuits more reliable and power efficient

March 17, 2014 4:15 pm | by EurekAlert! | News | Comments

Engineers would love to create flexible electronic devices, such as e-readers that could be folded to fit into a pocket. One approach they are trying involves designing circuits based on electronic fibers, known as carbon nanotubes (CNTs), instead of rigid silicon chips.

Potentially safer, greener alternative to BPA could come from papermaking waste

March 17, 2014 12:30 pm | by EurekAlert! | News | Comments

A waste product from making paper could yield a safer, greener alternative to the potentially harmful chemical BPA, now banned from baby bottles but still used in many plastics. Scientists made the BPA alternative from lignin, the compound that gives wood its strength, and they say it could be ready for the market within five years.

Harnessing everyday motion to power mobile devices

March 17, 2014 12:13 pm | by EurekAlert! | News | Comments

Imagine powering your cell phone by simply walking around your office or rubbing it with the palm of your hand. Rather than plugging it into the wall, you become the power source. Researchers at the 247th National Meeting & Exposition of the American Chemical Society (ACS), the world's largest scientific society, presented these commercial possibilities and a unique vision for green energy.

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