• Working of the Wind Turbines

    Updated: 2013-01-31 11:44:29
    Wind turbines convert wind energy directly into electrical energy. Individual wind turbines can be installed for the domestic purpose, while for the commercial purposes a number of them can be installed in what is called wind farm or wind power plant.

  • What is a Thermocouple?

    Updated: 2013-01-31 11:44:29
    Thermocouples are popular temperature sensors found in places as diverse as hospitals, thermometers, boilers, cars, and airplanes. Yet this tiny but hardy device relies on a simple scientific principle found by an German doctor who abandoned his medical training to become a full-time physicist.

  • WindowMaster helps architects and specifiers choosing natural ventilation

    Updated: 2013-01-31 00:00:00
    WindowMaster, the supplier of natural comfort and smoke ventilation solutions, has produced a new white paper for architects on how best to select window actuators to enable precision control of windows and facades in natural ventilation systems.

  • ICS introduces new data centre cooling website

    Updated: 2013-01-31 00:00:00
    ICS Temperature Control has unveiled a new website which aims to provide expert advice and information on cooling systems designed specifically for data centres and server rooms.

  • ENER-G backs proposed doubling of RHI tariff for ground source heat pumps

    Updated: 2013-01-31 00:00:00
    ENER-G Sustainable Technologies has welcomed the proposed increase in the Renewable Heat Incentive (RHI) for ground source heat pumps in commercial, industrial and community buildings, saying that it would offer a level playing field with other qualifying renewable technologies.

  • Travis Perkins acquires Solfex Energy Systems

    Updated: 2013-01-30 00:00:00
    The Travis Perkins Group has acquired renewable energy distribution specialist, Solfex Energy Systems for an initial consideration of £8m.

  • Why Boulder Has to Buy Out Electric Utility for a Clean Energy Future

    Updated: 2013-01-29 16:00:00
    In late 2011, citizens of Boulder, CO voted to boot their incumbent electric utility, Xcel Energy, and form a municipal electric utility.  It was the culmination of a multi-year battle to get more clean, local energy from their corporate electric overlord.  In the end, city leaders and citizens agreed that the only credible option for significantly

  • TCL acquires Serviceplan

    Updated: 2013-01-28 00:00:00
    TCL Air Conditioning has acquired Seviceplan for an undisclosed sum.

  • Green Deal launched today

    Updated: 2013-01-28 00:00:00
    The Government's long awaited Green Deal has been launched today, with the aim of improving the energy efficiency of the UK's buildings.

  • HPA welcomes RHI update statement

    Updated: 2013-01-28 00:00:00
    The Heat Pump Association (HPA) says it welcomes the DECC's recent RHI update statement, which focused in particular on the low uptake of Ground Source Heat Pump systems compared to other technologies currently supported.

  • Developers Will Invest 1.9 Trillion in Clean Energy Over Next Five Years

    Updated: 2013-01-17 15:40:00
    Developers and financiers will invest $1.9 trillion building clean-energy power plants worldwide from 2012 through 2018 as demand for electricity increases, according to The Pew Charitable Trusts.

  • 2012 Boom Year for Germany

    Updated: 2013-01-15 14:38:15
    Some of the new numbers for 2012 are out and they add emphatically to Germany’s clean energy resume. In fact, they’re a critical affirmation of the doability of the Energiewende, which came under unprecedented attack last year — not least from the ranks of Germany’s own officialdom. An incredible blow to Energiewende nay-sayers – Germany’s export o

  • Demand Response: Embrace It or Get Run Over

    Updated: 2013-01-06 02:12:43
    Jon Wellinghoff, chairman of the Federal Energy Regulatory Commission, delivered a powerful message to some 3,000 people attending the keynote session last month at POWER-GEN International in Orlando, Fla. His message to the nation’s power sector was essentially a warning for power generators to adapt to a world of greater efficiency and meager con

  • Do EVs Make Good Cents or Sense?

    Updated: 2013-01-03 13:00:00
    David Herron of Torque News stated in his article “60 kWh Tesla Model S rated at 208 mile electric driving range by EPA:  “The 85 kilowatt-hour Model S, $77,400 for 265 miles range, or $292/mile of range. The 60 kilowatt-hour Model S, $67,400 for 208 miles range, is $324/mile of range. The other electric cars cost a lot more per mile of driving ran

  • Geothermal Provides Baseload Power for Christmas in California

    Updated: 2012-12-31 15:27:00
    The California Independent System Operator (ISO) maintains reliability and accessibility to one of the largest and most modern power grids in the world. Everyday it reports on the production of renewable energy in the Golden State as it strives to meets its target of 33 percent of electricity from renewable sources by the end of 2020. On Christmas

  • Solar Cooling: The Next Frontier for Distributed Generation?

    Updated: 2012-12-31 10:44:00
    Earlier this month, U.S. Federal Energy Regulatory Commission (FERC) chairman Jon Wellinghoff hailed distributed generation an unstoppable trend in power generation, noting that more than 40 percent of all new generation since June was from renewables, much of that distributed. A significant portion of new distributed (or customer-side) generation

  • RenewableEnergyWorld.com's Top 5 Most Read Articles and Blogs of 2012

    Updated: 2012-12-26 17:49:00
    At the close of each year, we like to take a look back to see which stories made an impact on our readers. This year's most read articles show the many twists and turns that the industry took this year and reveal interesting trends for us as editors and for other industry insiders. Have a look at our most popular articles below. And if there was a story that particularly struck you, please let us know what it was in the comment section below. Happy New Year!

  • Solar Fred's Top 5 Solar Marketing Wishes for 2013: Stand Out and Educate

    Updated: 2012-12-20 00:00:00
    Welcome to Solar Fred's annual solar marketing wish list, 2013 edition. If you missed my previous years' wishes and still want to make them come true, bless your solar marketing heart. See 2010 here, 2011 here, and 2012 here. This year’s theme, “Stand out and educate,” is familiar to anyone who’s received an email from me, since it’s a quote in my

  • National Coal Mining Museum Fits Solar Panels

    Updated: 2012-12-17 14:01:00
    If you had informed Arthur Scargill that solar panels were to be fitted to a building connected with the coal mining industry twenty eight years ago, at the height of the national miner’s strike, the former leader of the National Union of Mineworkers would have, at very least, probably laughed at you. Well, that is exactly what has happened and the

  • WindMade Label to Expand to Other Renewables

    Updated: 2012-12-04 18:43:26
    In a press conference held December 4 during the COP18 climate change conference in Doha, the WindMade organization announced it's no longer just concerned about promoting wind energy, but all renewables. A product label launched in 2011 with the aim of offering consumers an easy way to identify companies and products that use wind energy, WindMade's success has enabled it to expand its focus to develop a new label that includes companies that also rely on solar, geothermal, hydro, and biomass.

  • California County's PACE Program Could Get Feisty with Feds

    Updated: 2012-11-27 14:37:00
    Does a Riverside County, CA, residential energy financing program put thousands of homeowners on a collision course with the Federal Housing Finance Agency (FHFA)? In a proposed rule-making, the FHFA has suggested that Property Assessed Clean Energy (PACE) policies represent a threat to the safety and soundness of mortgages held by government-backe

  • Scotland Schools the States on Offshore Wind Initiatives

    Updated: 2012-11-22 13:40:00
    While the United States is busy charging headlong towards a fiscal cliff and the likely expiration of the wind energy Production Tax Credit, the country of Scotland is busy showing everyone how things really ought to be done.

  • Thermal Systems: Economically extracting significantly more oil from current oil reservoirs

    Updated: 2012-11-19 19:41:49
    Trevor Kirsten, manager of the Renewable Energy Systems Lab in Munich, leads a team of GE researchers that investigate a range of energy technologies. In this post, Trevor argues that oil will remain in the future energy mix for many years to come, extended by Enhanced Oil Recovery Technologies.

  • Financial Green Lights Signal Upswing in Global Solar PV Development

    Updated: 2012-11-16 13:00:00
    The outlook is bright for the future of solar projects worldwide, as evidenced by the news rolling in from a handful of global initiatives that are proving solar's not just a way to provide clean energy, but also an effective way to create jobs and spur economic growth.

  • Clean Tech Accelerator Funds New Ideas for Global Renewable Energy Applications

    Updated: 2012-11-16 11:33:00
    Sign-In or Create a Free Account Sign-in with : World's 1 Renewable Energy Network for News Information News Blogs Video Finance Companies Products Jobs Events Webcasts White Papers Magazines Awards Renewable Energy Solar Energy Wind Energy Geothermal Energy Bioenergy Hydropower Clean Tech Accelerator Funds New Ideas for Global Renewable Energy Applications By Charles W . Thurston , Contributing Editor , RenewableEnergyWorld.com 2012-11-16 06:33:00.0 Post Your Comment Winning technologies hail from the hydro , wind , solar and energy efficiency sectors . Do you like this news Bookmark Print Feed San Jose Scores of clean tech company CEOs pitched their leading-edge ideas to seed capital angels and venture capitalists at this year's Clean Tech Open 2012 Global Forum , in San Jose ,

  • A Policy That Unlocks Community Renewable Energy

    Updated: 2012-11-14 14:53:00
    Net metering is a common distributed renewable energy policy in the United States, allowing individuals to “turn back” their meter (and reduce their electric bill) by generating on-site electricity.  But utility accounting systems typically prevent people from sharing the output from a single, common "community" solar or wind project. Virtual (or g

  • Governors Urge Congress to Renew Wind Energy Production Tax Credit

    Updated: 2012-11-13 19:35:26
    With the expiration of the wind energy Production Tax Credit looming and the clock ticking rapidly away to the end of 2012, a bipartisan group of U.S. governors is urging Congress to act now to save jobs. In a joint press conference held today, Senator Chuck Grassley (R-IA) stressed that uncertainty over the extension of the wind energy Production Tax Credit (PTC) is already beginning to have an impact on renewable energy jobs.

  • Mayan Power and Light

    Updated: 2012-11-12 17:15:25
    Need for Project:  Guatemala is the third poorest country in the western hemisphere[1].  Malnutrition is endemic with 1 of every 2 children chronically malnourished.  Lack of education, particularly for girls, coupled with high fertility rates keep women and families trapped in poverty.  There is a proven way to break the cycle of poverty by providing [...]

  • Girl Effect Challenge 2012a

    Updated: 2012-11-12 15:34:40
    Please check out our program to teach young Mayan women about electricity, circuits and solar power.   Graduates of the class will have the opportunity to start a women’s solar power cooperative! Help us teach solar and replace inefficient dirty and dangerous kerosene lamps in Cameroon.   Our great Cameroon team needs your support!  

  • Solar for NGOs

    Updated: 2012-11-06 19:27:00
      Learn about solar power, renewable energy and different methods for distributing solar and renewables in less economically developed countries at the ATC Circuits and Solar Workshop August 10 – 18, 2013 in Quetzaltenango, Guatemala. Nonprofits and International Non-Governmental Organizations (NGOs) are invited to learn “Circuits and Solar” the ATC program for teaching  solar power. [...]

  • Fall Event!

    Updated: 2012-11-06 17:39:12
    ATC Annual Fall Event! Join Us November 11th From 4:00 to 7:00 PM at Conor O’Neil’s on Main Street in Ann Arbor. We will be celebrating our best year yet + plans for 2013.  Come for good food and good company.  We will have hands-on demonstrations of our highly acclaimed “Circuits and Solar” class + [...]

  • Student Teams

    Updated: 2012-11-06 17:13:53
    ATC Annual Fall Event! Join Us November 11th From 4:00 to 7:00 PM at Conor O’Neil’s on Main Street in Ann Arbor. We will be celebrating our best year yet + plans for 2013.  Come for good food and good company.  We will have hands-on demonstrations of our highly acclaimed “Circuits and Solar” class + [...]

  • Solar Vaccine Refrigeration

    Updated: 2012-11-05 21:28:35
    Problem -  Many of the vaccines used to control diseases require cold temperatures for preservation. Without a reliable power infrastructure, developing countries often lack the resources for keeping these vaccines cool in the long-term, hampering the ability to adequately protect citizens. The Appropriate Technology Collaborative Student Design Team has been charged with the task of [...]

  • Guatemala Water Project

    Updated: 2012-11-05 19:17:28
    Girls Carry Water – Guatemala ATC and Engineers Without Borders, Rutgers University, Work With the Local Comite de Agua to Redesign Water Supply Background: Nueva Santa Catarina Ixtahuacan: Approximately 6,000 residents of Mayan descent live in this isolated town, located in the Western Highlands of Guatemala.  The town was originally located 20km from where it [...]

  • Wind Weavers of Guatemala

    Updated: 2012-11-05 19:01:38
     Learning to Weave in Guatemala Thousands of women in Guatemala make their living by weaving textiles and selling them to “middle men” who then sell textiles in regional markets.  Middle men can make a handsome profit but the women often make less than $2.00 per day.  This level of poverty leads to malnourished children and [...]

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