Jeff Stein

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A Cheap Material Boosts Solar Cells by 50 Percent - MIT Technology Review

Putting a new kind of photovoltaic material on top of a conventional solar cell can boost overall power output by half. Researchers at Stanford …

Africa's new breed of solar energy entrepreneurs

<b>African economies may be booming, but continued growth and quality of life are being jeopardised by lack of power.</b><p>The International Energy Agency (IEA) estimates 585 million people in sub-Saharan Africa lack access to electricity, with the electrification rate as low as 14.2% in rural areas.<p>The …

Transmission Line That Could Bring Wind And Solar Power To Millions In West Gets Go-Ahead

On Saturday, the federal government approved a major renewable energy transmission line that could help open up the West to stranded solar and wind …

Africa's new breed of solar energy entrepreneurs

<b>African economies may be booming, but continued growth and quality of life are being jeopardised by lack of power.</b><p>The International Energy Agency (IEA) estimates 585 million people in sub-Saharan Africa lack access to electricity, with the electrification rate as low as 14.2% in rural areas.<p>The …

Princeton Power's Microgrid Project On 'The Rock' - A Harbinger of Things To Come

One of the most innovative electric power projects in this country sits on Alcatraz Island, in the middle of San Francisco Bay. On The Rock, Princeton Power Systems coordinates a microgrid combining 307 kilowatts (kW) of solar panels, a 400 kW (two megawatt-hour – MWh) lead acid battery bank, two …

Should Electricity Distribution Utilities Build, Own, and Operate Microgrids For Their Customers?

<i>Summary: Electricity distribution companies could build, own, and operate microgrids to meet customer demands for enhanced reliability and supply</i> …

Energy

My Microgrid's Bigger Than Yours

The University of Texas (UT) at Austin claims to have the largest microgrid in the world, with a peak load of 62 MW of capacity, serving 150 buildings. The combined heat and power (CHP) plant that serves as the anchor is rated at 135 MW.<p>Leave it to Texas to make such a claim. It’s not really …

Alstom wins DOE funding to advance microgrid work in Philadelphia

Alstom has won a $1.2 million award from the U.S. Department of Energy to improve grid resiliency through the advancement of microgrid technology. In …

Microgrids: Very Expensive, Seriously Necessary

The state of Connecticut announced last week that it would build nine “microgrids” to deliver more reliable power, including at the police station in Bridgeport, the naval submarine base in Groton, the St. Francis Hospital in Hartford, and the campus of Wesleyan University. The cost to taxpayers: …

Microgrids: Fact or Fiction?

We had a tremendous response to our question on Big Data (http://tdworld.com/smart-grid/big-data-big-bust-0). We received so many well thought out …

Aquion Energy to build microgrid battery system in Hawaii

Aquion Energy has announced that it has signed an agreement to supply a 1 megawatt-hour (MWh) battery system as part of an off-grid solar microgrid …

Clean Energy

Investment In Microgrid Technologies Expected To Exceed $155 Billion Through 2023 - Solar Industry

A report from Navigant Research says microgrids have become a growing phenomenon in the global energy sector with investment in its underlying …

Three of the Hottest CleanTech Companies on the Planet

Last month, as China rejected provisions in a draft multilateral agreement at the Lima, Peru climate conference, that directly contradicted an earlier bilateral agreement between the USA and China.<p>Last month, as China rejected provisions in a draft multilateral agreement at the Lima, Peru climate …

Clean Technology

Grand Opening! Today, the Mojave Solar Project is officially fully operational

The Mojave Solar Project has been online and fully operational since December, but today, a grand opening ceremony celebrates this massive …

NRG's Grand Ambition To Dominate The Solar Market

As an owner of a fleet of coal and gas power plants worldwide, NRG Energy’s headlong dive into the world of solar power plant development and operation over five years ago made it an oddity in the power industry. It both bought a 21-megawatt project built by First Solar — NRG’s first solar power …

Why The World Isn't Ready For Renewable Energy - And How We Can Be

At 3:59 am on 8 November 2009, Spain’s renewable energy control center registered a milestone: For a gusty moment, more than half of Spain was powered by wind.<p>The brief spike was cause for celebration. Powering the world using nothing but renewable energy is often seen as a naïve dream, despite the …