Earlier this month, just one day after Denver's first cold snap of the season, I woke up and saw a new text message from my downstairs neighbor. She was writing to let me know no one in our small, six-unit condo building had water. Immediately I fear
OSU has earned top honors at the 2009 finals of the Year One EcoCar competition. The OSU stable bested 16 other teams with their “Extended Range Electric Vehicle” design.
Winter officially hit this week, and those of you on the east coast found out in a big way. Many of you are still shoveling out while trying to take care of those last-minute holiday preparations. (I'm actually kind of jealous. I love shoveling snow. I just
My dishwasher and I have been locked in mortal combat for almost a month now, ever since it decided to quit working at nearly the same moment I decided to start washing the Thanksgiving dinner dishes. Over the past week it has started to look as if the dishw
When NREL decided to build a new office building, the national lab turned to its experts to establish a new energy use benchmark. The lab's researchers knew what they wanted - the request for proposals included 780 pages of specifications. The resulting Research Support Facility sets the...
Excessive idling of trucks has been identified as a source of wasted fuel; NREL is working with the trucking industry to find big savings.
DOE funds facilities to advance concentrating solar power technologies; global capacity could reach 20 gigawatts by 2020.
Far from Copenhagen's turbulent climate talks, the sea lions, harbor seals and sea otters reposing along the shoreline and kelp forests of this protected marine area stand to gain from any global deal to cut greenhouse gases.
This week, you read about an application that helps you find E85 fueling stations using popular GPS navigation units. G
Cisco Systems achieved an estimated saving of $120,000 per year in energy costs by simulating a data center using Future Facilities' Virtual Facility (VF) simulation methodology. The simulation results were used to guide the placement of floor grilles and blanking panels that lowered information technology (IT) equipment inlet temperatures...
Leveraging ADI SHARC digital signal processors, data converters and other advanced components to ensure high-performance system operation, Northern Power Systems' Northwind 100 delivers 100 kilowatts of rated power for community wind applications such as schools/universities, businesses, farms, and municipalities.
Linear Technology Corporation announces the LT3492, a 2.1MHz DC/DC converter designed to operate as a three-channel constant current LED driver. Each of the LT3492's three channels can drive up to ten 300mA LEDs in series, enabling it to drive up to 30 x 300mA LEDs at efficiencies up to 96%.
Want to know where you can buy E85? There's an app for that now. The Renewable Fuels Association (RFA) has launched a new application for Garmin and TomTom GPS units that that ma
Seoul Semiconductor (CEO Chung Hoon Lee, www.acriche.com) a world leading LED manufacturing, has announced that its LED products were selected for the external balcony lights of ‘Oasis of the Seas', the world’s largest and most innovative cruise liner, which made its inaugural voyage on 5 December 2009.
The versatile DS Series illuminated, momentary pushbutton switch offers four color choices with optional single OR dual LEDs. This PC mount switch offers SPST and DPST switch function. With full actuator illumination or pin LED, the DS Series switch offers design engineers versatility in a small package.
Most of the time, I feel like I'm doing my part to save energy, and I'm getting better all the time. But sometimes I feel like what I do to try to offset the unfathomable amount of energy that's consumed around me, and around the country, is so tiny that my
Designed for utility-scale installations, Advanced Energy Industries’ Solaron 500 kW inverter features a durable, transformerless, grid-tie design, converting raw DC power from solar-cell arrays to high-quality AC-grid electricity.
The Canadian Solar Industries Association (CanSIA) has awarded the First Light solar energy park as the "Solar PV (photovoltaic) Project of the Year" during its annual Solar Conference in Toronto on Tuesday. First Light - a joint venture of SkyPower, Canada's leading solar energy developer, and SunEdison - delivers more than 11 million kilowatts of power annually.
This week, you read about using an electric meter to measure and manage your energy use. Using a meter could
Yesterday I wrote about my experience using a digital electrical meter at home. Today I'll discuss what I'm doing with promoting their use in my home town. According to one popular environmental Web site, there are a number of libraries providing fre
"You can't manage what you don't measure" is a common management adage. It applies well to energy as well. I think I do a decent job at restricting my energy usage at home. After all, I'm supposed to be an energy expert. But who would have thought th
Analog Devices, Inc. (NYSE: ADI), a global leader in high-performance semiconductors for signal processing applications, today introduced four energy metering ICs (integrated circuits) designed to improve the accuracy and performance of commercial, industrial, and residential smart meters.
Cree, Inc. (Nasdaq: CREE), a market leader in LED lighting, announces it has achieved industry-best reported R&D results of 186 lumens per watt for a white power LED. This result demonstrates Cree's continued focus on pushing the performance of its LEDs. Cree's tests confirmed that the LED produced 197 lumens of light output and achieved 186 lumens per watt efficacy at a correlated color temperature of 4577K.
The Apollo Alliance released a clean energy investment plan today that will create up to 1.2 million domestic jobs while increasing U.S. energy security and climate stability. The release of Apollo’s 5-point plan coincides with today’s urgent White House jobs summit and amid intensified talk by Congressional leaders of an emergency jobs bill.