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A group of 12 states and a coal mining company have filed separate lawsuits in the U.S. Court of Appeals for the District of Columbia in an effort to stop the Environmental Protection Agency (EPA) from regulating CO2 emissions from existing coal-fired power plants. The states—Alabama, Indiana, Kansas, Kentucky, Louisiana, Nebraska, Ohio, Oklahoma, South Carolina, […]

The federally owned Tennessee Valley Authority (TVA) announced this week that it was eliminating more than 2,000 jobs as part of its ongoing effort to stem a tide of red ink. The cuts are not as draconian as they might appear, since more than half of the jobs represent vacancies that will now not be […]

Ongoing service issues with BNSF Railway Co. have resulted in a “coal supply crisis” for several generators in the Upper Midwest. According to a document provided by the government relations staff of Dairyland Power Cooperative, the poor rail service may result in its coal-fired plant in Genoa, Wisconsin, running out of fuel during the upcoming […]

Judging by the long-running dispute between the Environmental Protection Agency (EPA) and the State of Texas over greenhouse gas permitting under the Prevention of Significant Deterioration (PSD) program, one might assume GHG permitting in Texas has been stalled, or at least slowed. That assumption would be wrong according to an announcement from the EPA this […]

A major environmental settlement will force Southern Co. to repower, convert to natural gas, or shutter several coal units in Mississippi and Alabama. The landmark settlement with the Sierra Club that ends a six-year-long battle over Mississippi Power’s Kemper County integrated gasification combined cycle (IGCC) project will reshape the Southern Co. subsidiary’s generation fleet so […]

This supplement to “Strategies for Inspecting HRSGs in Two-Shift and Low- Load Service” in the August issue includes additional discussion of the heat recovery steam generator (HRSG) Inspectors Toolkit and HRSG Inspection Guide sections of the main article plus additional photos of damage caused by rapid startups and two-shifting of units over time. More Tools […]

A significant reform of Germany’s aggressive renewable energy laws passed its final hurdle on July 11, setting the country on a more market-based path toward future growth. The bill was developed and approved by Chancellor Angela Merkel’s coalition government of Social Democrats and Christian Democrats. Because they are the two largest parties, the legislation was […]

A combination of falling natural gas prices, greater integration of renewable generation, and advancing technology has meant changing roles for many plants, particularly gas turbine combined cycle plants. (See “Managing the Changing Profile of a Combined Cycle Plant” in the June 2014 issue.) The added wear and tear on plant equipment, and the changing maintenance […]

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El Hierro, the smallest island on Spain’s Canary archipelago, in June became what developers say is the first energy-isolated territory to power itself solely with renewables. The project, which was