The visible consequences of sulfuric acid aerosol emissions—opaque stack emissions called "blue plumes"—are merely the tip of an iceberg. In sufficient concentration, SO3 also can increase corrosion and fouling of…
Environmental
Legal and technical aspects of power plant environmental monitoring and control; regulatory issues
Controlling combustion often has been likened to a black art rather than a science. The physics of burning coal are as well understood as the design of steam generators. The…
Resource planners at electric utilities have never had it so good—or bad. On the one hand, planners have never had more technology options for building needed generating capacity at their…
If the U.S. regulates CO2 emissions in the future, the power generation industry is likely to be a prime target. As the table shows, electricity production accounts for nearly one-third…
Developing a power project requires a delicate balancing of the needs and wants—perceived or real—of dozens of stakeholders. It only takes one dissatisfied party to slow or even stop a…
Utility customers depend on and expect reliable, affordable electricity for virtually every aspect of their lives. At the same time, electricity producers in the United States are faced with finding…
New flue gas desulfurization (FGD) units are being installed at utilities in many parts of the U.S. and a large percentage of the new scrubbers are of the wet limestone…
Asheville Power Station’s Unit 1 in Arden, North Carolina, was the first coal-fired unit to be modified with a flue gas desulphurization (FGD) system and placed in service to meet…
By Quin Shea, Edison Electric Institute The U.S. electric power industry is committed to improving America's air quality. Progress over the past 25 years has been real and significant and…
More than 20 states now require their investor-owned utilities to serve a certain percentage of their load with renewable energy by a date certain. Other states are considering following…