The Efficiency Zone
Subscribe to The Efficiency Zone
View Sample

FREE Email Newsletter

Green pays off

June 30, 2011 5:48 am | News | Comments

trans data elektronik is one of the first German suppliers of passive data centre infrastructure that matches the code of conduct of the European Commission for energy-efficient data centres. tde’s cabling systems for data centres have always been tested for energy-saving potentials.

Finding Sharing Information about Energy Efficiency

June 29, 2011 9:21 am | by Energy Savers Blog | Blogs | Comments

Vacation time should be relaxing, but it’s often just a different kind of work. Doesn’t mean it isn’t fun but I seem to come home from vacation more tired than when I left.

Nordic nRF2460 Audio Streamer IC Delivers Power Optimization for Mono Wireless Audio App at Low Cost

June 28, 2011 5:02 am | Product Releases | Comments

Ultra low power RF specialist Nordic Semiconductor ASA announces the immediate availability of the new Nordic nRF2460 audio streamer IC that offers unique, class-leading power optimization and performance specifically for cost-sensitive battery-powered mono wireless audio applications such as microphones, subwoofers, musical instruments, and gaming.


NREL Invention Speeds Solar Cell Quality Tests

June 23, 2011 9:22 pm | by National Renewable Energy Laboratory | News | Comments

Award-winning Flash QE, licensed and improved by Tau Science, could help manufacturers make less expensive, more efficient solar cells.

Energy Efficiency and Fitness – A Complementary Pair

June 23, 2011 1:21 pm | by Energy Savers Blog | Blogs | Comments

I recently read about a study on fidgeting or as researchers refer to it—incidental physical activity. The study shows that the small collection of movements we often find inconsequential—like drumming your fingers, tapping your foot, or running after the bus—have significant health and...

European Solar Incentive Cuts Initiate Global Photovoltaic Market Shift

June 22, 2011 6:33 am | News | Comments

Continued government policy adjustments are causing major shifts in the sizes, growth rates and customer segment mix of photovoltaic (PV) markets in 2011, according to the conclusions of three new Regional Downstream PV Market reports issued by Solarbuzz today.

Prestigious Cherry Award Goes to NREL Scientist

June 20, 2011 2:25 pm | by National Renewable Energy Laboratory | News | Comments

Jerry Olson's idea for a multi-junction solar cell now powers spacecraft and is the basis of today's photovoltaic concentrator industry.

New Magazine Highlights Clean Energy Innovations

June 16, 2011 10:22 pm | by National Renewable Energy Laboratory | News | Comments

Continuum Magazine showcases researchers and facilities at the forefront of renewable energy and energy efficiency discovery and deployment.


How Do You Use Daylighting While Reducing Excess Heat from Windows?

June 16, 2011 4:21 am | by Energy Savers Blog | Blogs | Comments

On Monday, Elizabeth discussed her south-facing windows and her difficulties balancing the nice daylighting advantages with the excess heat that can come through these windows in the summer.

Solar Oven, Take One: FAIL

June 15, 2011 8:22 am | by Energy Savers Blog | Blogs | Comments

The first time I ever saw solar cookers was on the news in the summer of 2009 (though that would make it their winter, as I was living in Chile at the time), as part of a development project in the north, which is mostly desert. I had no idea solar cookers were so markedly simple in all...

TI Concerto Real-time Control Microcontroller Demo

June 14, 2011 5:24 am | Videos | Comments

Keith Ogboenyiya of Texas Instruments recently stopped by the ECN offices to demonstrate the company's new C2000 Concerto dual-core microcontroller (MCU) series.

Fighting with South-Facing Windows

June 13, 2011 1:22 pm | by Energy Savers Blog | Blogs | Comments

You know, back when it was cold out (and, this being Colorado, that was last month), my south-facing windows were awesome. They let in tons of light and kept the entire place snug and warm. I barely even needed to break out the blankets!

Nextreme Wireless Power Generator Kit at Sensors Expo 2011

June 13, 2011 8:02 am | Videos | Comments

Karl von Gunten, Director of Marketing at Nextreme Thermal Solutions spends some time with ECN at Sensors Expo 2011 to demonstrate the Thermobility Wireless Power Generator and its evaluation kit with onboard energy storage


A Mentor’s Perspective on EcoCAR

June 11, 2011 10:07 am | by Pete Maloney, Mathworks, | Blogs | Comments

The stated mission of EcoCar is to find new ways to reduce the environmental impact of motor vehicles and prepare future engineering leaders for that task by providing

What Efficiency Information Do You Look for When You Buy a Vehicle?

June 9, 2011 4:21 am | by Energy Savers Blog | Blogs | Comments

Gasoline vehicle label

Driving Home to a Clean Energy Future

June 7, 2011 7:22 am | by Energy Savers Blog | Blogs | Comments

Working here at the Department of Energy, I hear a lot about the latest efforts to design and build vehicles for a more energy-efficient future. The clean energy innovations in vehicle technologies that DOE and its partners are advancing will help American families save money at the pump...

America's Home Energy Education Challenge

June 6, 2011 9:22 am | by Energy Savers Blog | Blogs | Comments

Editor's Note: This entry has been cross-posted from DOE's Energy Blog.

Best for Batteries: Not Too Hot, Not Too Cold

June 4, 2011 2:23 pm | by National Renewable Energy Laboratory | News | Comments

Thermal management is crucial in the development of new car batteries; NREL's Large-Volume Calorimeter helps prepare for a surge in electric vehicles.

Biden Says U.S. Will Lead Energy Revolution

June 4, 2011 2:23 pm | by National Renewable Energy Laboratory | News | Comments

New low licensing fees, partnerships between national labs and American entrepreneurs, are key, VP says during NREL visit.

Solar and Hydrogen Car Races Spark Imaginations

June 4, 2011 2:22 pm | by National Renewable Energy Laboratory | News | Comments

Fun and enthusiasm fuel competitions that are among the educational tools NREL and DOE provide to encourage students to pursue science.

How Do You Ensure You Buy an Energy Efficient Computer?

June 2, 2011 5:21 am | by Energy Savers Blog | Blogs | Comments

Yesterday, John told you about purchasing an energy efficient netbook computer by looking for EPEAT Gold certification. ENERGY STAR® also lists computers that are more efficient to help you save energy and money.

June 2011 Supplement: Smart Grid & Alternate Energy

June 2, 2011 12:00 am | Digital Editions | Comments

Check out the June 2011 Smart Grid & Alternate Energy supplement.

Going for the Gold (Computer), Again

June 1, 2011 1:22 pm | by Energy Savers Blog | Blogs | Comments

As I mentioned in my March 3, 2009 blog, it wasn't easy to locate and buy an EPEAT Gold desktop computer when I was in the market nearly three years ago. (For those of you new to the scene, the Green Electronics Council Electronic Product Environmental Assessment Tool (EPEAT) rates...

This Month on Energy Savers: May 2011

May 31, 2011 5:21 am | by Energy Savers Blog | Blogs | Comments

May went by faster than a cheetah chasing a gazelle! Spring is on our minds, and we've been talking about ways to make our commutes and vacations more efficient among other things. Here's a recap:

What Steps Do You Take to Drive Less?

May 26, 2011 4:21 am | by Energy Savers Blog | Blogs | Comments

This week, we discussed biking to work and other things you can do to drive less and save more.

You may login with either your assigned username or your e-mail address.
The password field is case sensitive.