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Xcel Terms First Phase of Sodium-Sulfur Battery Wind Energy Storage Test Project Successful

Green Car Congress

Xcel Energy has released the preliminary results from its wind-to-battery (W2B) storage project in Minnesota, and termed the technology successful. In October 2008, Xcel began testing a one-megawatt sodium-sulfur (NaS) battery ( earlier post ) to demonstrate its ability to store wind energy and move it to the electricity grid when needed.

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IRENA report finds renewable power costs at parity or below fossil fuels in many parts of world

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The report, “ Renewable Power Generation Costs in 2014 ”, concludes that biomass, hydropower, geothermal and onshore wind are all competitive with or cheaper than coal, oil and gas-fired power stations, even without financial support and despite falling oil prices. Report highlights include: Cape Wind’s troubles. Source: IRENA.

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Hawaii Hydrogen Initiative seeking to ramp up hydrogen fuel-cell vehicles and fueling infrastructure

Green Car Congress

Ten companies, agencies and universities have joined an initiative between The Gas Company (TGC), and General Motors to support a ramp up of hydrogen-powered vehicles and associated fueling infrastructure in Hawaii by 2015. The goal is for 20 to 25 hydrogen stations to be installed in strategic locations around the island.

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Oxford YASA Motors Shows Specific Torque Above 30Nm/kg

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The Yokeless And Segmented Armature (YASA) topology is a new type of axial flux motor that has no stator yoke, a high fill factor and short end windings which all increase torque density and efficiency of the machine. Over the next 12 months, Oxford YASA Motors will be installing systems into new racing vehicles and TTXGP motorcycles.

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Research Suggests Renewables Could Generate 40% of Global Power by 2050

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According to Professor Peter Lund from the Advanced Energy Systems of the Helsinki University of Technology (TKK) in Finland, who presented the research ahead of the congress “Renewable Energies: How Far Can They Take Us?”, Professor Petersen.

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The Greenius Goes Into Overdrive

Creative Greenius

So buckle up and hang on while I take you for a little trip with the Greenius to the places I’ve been and the places I’m going… My First Solar PV Install. As regular Creative Greenius readers have learned, GRID Alternatives is a nonprofit organization that installs solar panels on low-income housing in California.

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US DOE Awards More than $47M in Recovery Act Funding to Advance Smart Grid Development; New Smart Grid Report and Smart Grid Clearinghouse

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This investment will add to the $17 million in funds the Department had awarded these projects in 2008 following a competitive award process. The Virginia Polytechnic Institute and State University (Virginia Tech) was selected as the winner of the $1.3 University of Hawaii at Manoa-Hawaii Natural Energy Institute.

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