Archive: Renewables

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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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Cerro Pabellón: Taking Geothermal Power to New Heights

South America’s first and only geothermal power plant, the 48-MW Cerro Pabellón project, sits at an elevation of 4,500 meters above sea level in Chile’s harsh and remote Atacama Desert. Building and

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Red and green to grey — Why switch my HMI?

Many operators are perfectly happy with their trusty red and green HMIs and can’t imagine why they should give them up for a dull greyscale display. When they take a closer look, they usually find out that grey is beautiful.

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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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Egypt Brings New Natural Gas and Wind Power Plants Online

New natural gas-fired power plants and wind farms are part of Egypt’s strategy to increase the country’s power generation by at least 50%. It began delivering on that plan in July as it brought three

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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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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 […]

AES Shady Point coal plant near Poteau, Oklahoma. Courtesy: AES Shady Point

Oklahoma Coal Plant Sets Closing Date After Losing PPA

An executive with the AES Shady Point coal-fired power plant in Oklahoma said the facility could close as soon as January after being notified its power purchase agreement (PPA) will not be extended. Oklahoma Gas & Electric Co. (OG&E) this month said it will not execute another five-year extension of a PPA between the two […]

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Coal’s ACE in the Hole? New Rule Still Faces Headwinds

The Trump administration has extended a potential lifeline to coal-fired power plants with its Affordable Clean Energy (ACE) rule. Now the debate is about how much the plan will actually help coal generation. Energy analysts and other industry experts who spoke with POWER on August 28 say the new rule, which would give individual states the […]