Archive: Solar

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EIA Report Says Coal Still King on State-by-State Basis

A report this week from the U.S. Energy Information Administration (EIA) shows coal-fired power was still the major source of generation on a state-by-state basis in 2017, though natural gas-fueled electricity production slightly outpaced coal overall The EIA’s report, published September 10, said 18 states relied on coal for the bulk of their power generation […]

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California Mandates 100% Renewable Energy

California Gov. Jerry Brown on September 10 signed into law a measure requiring the state to produce all its electricity from renewable sources by 2045. It’s a goal that also has been set by Hawaii and is being discussed by other states. Environmental groups and renewable energy advocates immediately praised Brown’s action. Utilities operating in […]

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Renewed Vision Shines Light on Dormant Nuclear Site

The framework of a cooling tower. Weathered concrete walls, with empty holes as windows. The remains of what might have been provide the backdrop for what is—a solar farm that’s boosting economic

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Tesla Virtual Power Plant Takes Shape in Australia

Tesla in July released more details of its virtual power plant (VPP) project in South Australia (SA), outlining the initiative as well as its resources and the benefits it will bring to the region. The company

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It’s Time for a Macro-Grid Overlay in the U.S.

The U.S. power system is separated into three major components—the Western Interconnection, the Eastern Interconnection, and the Electric Reliability Council of Texas. The three operate almost independently

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Let the Sun Shine In: Where Is Solar Power Headed?

The Solar Energy Industries Association, the national trade association for the U.S. solar industry, reports that solar power has grown in the U.S. at a compounded annual rate of 59% since the solar investment

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China Puts Online Pioneering Large-Scale CSP Project

China completed its first large commercial-scale parabolic-trough concentrated solar power (CSP) plant at the end of June. The 50-MW Delingha project built by CGN New Energy, a subsidiary of China General

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California Assembly Passes 100% Renewables Mandate

Lawmakers in California’s Assembly on August 28 cleared a key vote on a bill that would require the state to obtain 100% of all retail electricity sales from renewable and zero-emissions resources by 2045.  The state’s Assembly voted 43–32 in favor of SB 100. The bill, which now heads to the state Senate for a […]

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Experts: Coal Plants Must Adapt to New Energy Landscape

The Trump administration’s Affordable Clean Energy (ACE) rule announced August 21 calls for coal-fired power plants to meet state-designed performance standards, most notably focused on increases in heat rate and overall efficiency for individual generating stations. Energy experts speaking at the MEGA Symposium in Baltimore, Maryland, on August 22 agreed it’s a goal worth pursuing. […]