COAL POWER Direct
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COAL POWER Direct—Feb. 11, 2015
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Legal & Regulatory
U.S. Electric Utility Toxic Releases Decrease 49% During the Past Decade
On Jan. 14, the Environmental Protection Agency (EPA) published its Toxics Release Inventory (TRI) report for 2013 showing that electric utilities have cut toxic releases to the environment 49% since 2003. The drop was driven by a 73% decline in on-site toxic air releases as a result of a decrease in hazardous air pollutants (HAP) […]
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Coal
AEP Looks to Sell Merchant Coal Fleet
According to a story first reported by Amanda Levin of TheStreet.com, American Electric Power Co. (AEP) has retained the services of Goldman, Sachs & Co. in an effort to unload its 7,923-MW merchant generation fleet. AEP—headquartered in Columbus, Ohio—is one of the largest electric utilities in the U.S., serving over five million customers in 11 […]
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COAL POWER Direct—Jan. 7, 2015
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COAL POWER Direct—Dec. 12, 2014
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COAL POWER Direct—Nov. 12, 2014
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O&M
Point Level Capacitance Switch for Fly Ash Hopper Measurement
If you’re the person tasked with controlling the level of fly ash in collection hoppers, you know how difficult the application can be. What at first looks like a simple measurement quickly proves to be much more demanding in actual execution. The first problem is the environment inside the collection hoppers, which is extremely challenging […]
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Coal
Advanced Coal-Fired Combined Heat and Power Plant Begins Operation in U.S.
Great River Energy’s (GRE’s) Spiritwood Station began commercial operation on Nov. 1. The plant—located about 10 miles east of Jamestown, N.D.—is a combined-heat-and-power plant that can generate up to 99 MW of electricity, depending on the amount of steam being supplied to its partner facilities. The station is expected to be about 60% efficient while […]
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O&M
Gaining Control with Electraulic Actuators
Plant engineers at Eskom’s Majuba Power Station in South Africa have been continuously looking for ways to improve efficiency and reliability. The six-unit, 4,000-MW, supercritical coal-fired plant was experiencing an efficiency decrease of 5% to 7%, which plant engineers determined was caused by poor performance of the actuators on their condensate level control valves (CLCVs). […]
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COAL POWER Direct—Oct. 17, 2014
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