POWER
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Legal & Regulatory
When States Try to Manipulate Wholesale Power Markets
This has not been the best of times for state regulators trying to control the future of their regional power markets. In September, a federal court in Maryland shot down that state’s attempt to force the
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Smart Grid
AES Uses Synchronous Condensers for Grid Balancing
The future is looking bright for AES Huntington Beach Power Generating Station. Renderings of a proposed new look for the power plant—located steps from the beach on the Pacific Coast Highway—include
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Coal
Is Polygeneration the Future for Clean Coal?
This is the story of a power plant like no other. The facility runs primarily on coal, but it can utilize petcoke and biomass when available. The front end resembles an integrated gasification combined cycle
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Coal
The Role of Activated Carbon in a Comprehensive MATS Strategy
The U.S. Environmental Protection Agency’s Mercury and Air Toxics Standards (MATS) set limits on the emissions of mercury (Hg) and other pollutants for coal-fired power plants. Many plant operators have
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Coal
Converting Sulfur from Flue Gas into Fertilizer
The history of power plant emissions regulations and control technologies is largely one of preventing elements that are bad for the environment or human health—including sulfur dioxide, particulate matter
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Coal
Be Prepared for Coal Ash Regulations
A little over five years ago, on the night of Dec. 22, 2008, the residents of Kingston, Tenn., were devastated when a dike holding back an 84-acre ash pond broke loose. The ash pond servicing Tennessee Valley
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Commentary
America Needs Continued Coal Use
Mike Duncan Coal is currently the feedstock for nearly 40% of America’s baseload electricity supply, and in communities and states where coal has the highest utilization, utility bills are the lowest. With
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O&M
Adaptive Brush Seals Restore Air Preheater Performance
The gas sealing systems used on rotary, regenerative air preheaters (APHs) have evolved little from the metal strip configuration used on the first Ljungström preheaters nearly a century ago. Metallic strip
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Commentary
What Is a Fossil Power Plant?
That question isn’t as flippant as it may sound. If you look at the type of plant that’s familiar to the generation of power industry personnel who have retirement within view and compare it with the sort
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O&M
Modern Polymeric Materials Offer Options for Equipment Repair
Currently accounting for over 16% of global energy production, and with an expected growth rate of 3% per year for the next quarter century, hydroelectric power generation continues to grow as the front runner