Ordinance on Grid System Stability Requiring Retrofitting of PV Plants Entered Into Force
Updated: 2012-07-31 09:48:48
On 20 July the System Stability Ordinance entered into force. Under the new Ordinance operators of distribution grids have to retrofit photovoltaic plants within three years by specialised firms to minimise the 50.2 Hertz problem. This obligation applies to all photovoltaic plants connected to the low voltage electricity network with an installed capacity of more [...]

PPS was featured in an article written by Pike Research on the Microgrid System on Alcatraz Island, a former prison now run by the National Park Service in the San Francisco Bay Area. The Microgrid consists of (8) PPS Grid-tied Inverters (GTIBs), a 350kW roof mounted solar array, 1900kWh battery bank, PPS Site Controller, and backup diesel generators. The system was put in place to dramatically reduce fuel usage and costs, meet San Francisco emissions standards, and reduce pollution in the Bay Area. The Microgrid functions as an independent energy source, powering the island without support from the electric grid.
Blog Read our latest posts on renewables and energy efficiency Authors Learn more about our passionate blog authors Xcel Energy Visit the Xcel Energy website Search : for Energy Efficiency Friday July 20, 2012 by Tim Laughlin tags EDF Energy energy efficiency Energy Tracking Visi comments 1 London Calling for Energy Savings Going for Gold at the 2012 Olympic Games While the primary focus of the Games of the XXX Olympiad may be on the athletes , and rightfully so another competition” of sorts will be witnessed by thousands of fans in Olympic . Park EDF Energy the largest electricity supplier in London and official electricity supplier of the 2012 Olympic Games , has unveiled a real-time energy monitoring tool that will be installed in a number of sports venues across Olympic Park . The tool
Due to the large domestic Natural Gas reserves, the interest in developing new technology to allow profitable use of NG, ...
Will I need batteries for my solar system? How much does it cost to go completely off the grid? These questions often come up as people start thinking about going solar. So, what does it really mean to go "off-grid" with a PV system? First, let's take a look at a traditional grid-tied system. Grid-tied Solar When most people install a solar ele
One of the biggest threats to the U.S. ethanol industry is a major drought/crop failure in the heart of corn country, says Robert Rapier. This year we may be experiencing such an event.
Electricity—it’s something we usually take for granted. Whether it’s keeping our food fresh or keeping us cool in the heat, ...
Blog Read our latest posts on renewables and energy efficiency Authors Learn more about our passionate blog authors Xcel Energy Visit the Xcel Energy website Search : for Energy Efficiency Thursday July 12, 2012 by Tim Laughlin tags BILLY DRAPER corporate energy efficiency Efficient TVs energy bills energy efficiency energy star energy vampires comments 0 TV Energy Guide That 60-inch plasma TV sure does look great on your wall , and tuning into your favorite series and events has never been quite like this . You may have been too busy keeping up with your Netflix queue or reaching the next level in your interstellar combat video game to feed your entertainment fix . But even after you clean up the popcorn , put away the gaming controls , and turn off your TV , that energy hog is still
In Thomas Friedman’s latest column, he praises Supreme Court Chief Justice John Roberts because he “took one for the country.” Friedman sees that “America today is poised for a great renewal” if only it can get some “big, centrist, statesmanlike leadership.” Logically, there would be some renewable (energy) in America’s renewal, right? Wrong. Her
Home by Sector Biofuels Carbon Smart Grid Renewables Solar Storage Transport Water Cleantech News Submit Blog Press Release Advertise Jobs About About Cleantech Blog What is Cleantech Bloggers Bookshelf Contact Cleantech Blog Blog With Us Depoliticizing CleanTech 7 Cent Solar Power for my House David Anthony’s Last Question Can We Power the US Solely off of Solar On July 10, 2012, in Blog by Neal Dikeman By Tao Zheng , with David Anthony , an active cleantech venture capitalist , who passed away in April 2012. The sun is the champion of all energy sources , in terms of capacity and environmental impact . The sun provides earth with 120,000 terawatt TW energy , compared to technical potential energy capacity of single digit TWs from other renewable sources , such as wind , geothermal ,
Home About Contact Advertise Consumer Energy Report Biodiversivist Choke Points Econbrowser Editors' Corner Power Policy R-Squared Energy Column By Robert Rapier on Jul 9, 2012 with 45 responses Renewable Energy â Facts and Figures : Tags biofuels bp statistical review renewable energy solar PV wind power Tweet Today’s article is the 5th and final installment of my graphical look at the recently released 2012 BP Statistical Review of World Energy Previous installments : were How Much Oil is Left in the World How Much Oil Does the World Produce World Energy Consumption Facts , Figures , and Shockers Global Carbon Dioxide Emissions â Facts and Figures Today’s article looks at the explosive growth of renewable energy , but also places it in the context of our overall energy . demands
Blog Read our latest posts on renewables and energy efficiency Authors Learn more about our passionate blog authors Xcel Energy Visit the Xcel Energy website Search : for Renewable Energy Thursday July 5, 2012 by Tim Laughlin tags chevy volt electric vehicles Energy Innovation Corridor EVs Honda Fit EV nissan leaf comments 2 The Long and Winding Road for EVs New electric vehicles are improving , but can technology catch up to consumers’ demands I have three small children who each have a car seat , I live in the city and I coach tee-ball two nights a week . I would love an electric vehicle EV to help carry my load , but the realities of my life , as well as the state of the EV market , make it , in a word . difficult EV technology is improving each and every day . In fact , Honda just