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O&M
Focus on O&M (May 2007)
Cyber security and the grid; Harnessing the Yangtze;
Hydraulic system overhaul;
O&M problems not caused by cycling;
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Legal & Regulatory
States should cede control of renewable power to regional markets
State policy makers are characteristically reluctant to recognize that they have advanced a policy as far as they can, and that they must cede some control to fully realize its ultimate benefits. Ceding control often runs counter to policy makers’ political instinct to serve their constituents. Doing so is even harder when a new […]
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Business
The history of POWER is the history of power
This month we officially commemorate the 125th anniversary of the magazine that has been essential reading for owners and operators of power generating plants. As you read this brief history, you’ll see that—although we’re looking back at an illustrious past—the secret of POWER’s success has been its commitment to the future. As we look forward to the next milestone anniversary, we anticipate covering the latest developments in a new generation of power technologies. As always, our mission is to provide the best information and advice in the service of safely and efficiently powering the global energy industry.
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Waste to Energy
Experts ponder future of biomass industry
This month we officially commemorate the 125th anniversary of the magazine that has been essential reading for owners and operators of power generating plants. As you read this brief history, you’ll see that—although we’re looking back at an illustrious past—the secret of POWER’s success has been its commitment to the future. As we look forward to the next milestone anniversary, we anticipate covering the latest developments in a new generation of power technologies. As always, our mission is to provide the best information and advice in the service of safely and efficiently powering the global energy industry.
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Nuclear
Transfer ABWR construction techniques to U.S. shores
Advanced boiling water reactor (ABWR) construction practices honed in Japan aren’t just impressive, they’re also eminently suitable for the fleet of new units planned for the U.S. Conceptually, these techniques show the transition from "construction" to "manufacturing" that has already taken place in other industries.
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Instrumentation & Controls
Reduce stress with proper on-line rotor temperature monitoring
On-line temperature monitoring of steam turbine rotors must be based on modeling thermodynamic processes—not direct temperature measurements. Good operating decisions can significantly extend the life of aging turbines, particularly those that are routinely cycled or operated at their maximum ramp rates.
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O&M
Coal Plant O&M: River Locks and Barges Are an Aging Workforce, Too
During 2005, about 150 million tons of coal were transported to power plants by hopper barges plying U.S. inland waterways. With coal-fired plants expected to continue producing 50% of America’s electricity, coal barge traffic is not likely to fall off. In fact, it may increase, for two reasons. One is cost. Shipping coal by barge […]
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O&M
Pollution Control: LCRA Fayette Lowers NOx Below 0.10 lb/mmBtu
The Fayette Power Project (FPP, aka the Sam K. Seymour Power Station) is a three-unit, coal-fired generating plant sited near La Grange, Texas (Figure 1). Units 1 and 2, each with a nominal rating of 600 MW, are co-owned by the Lower Colorado River Authority (LCRA) and Austin Energy (AE). LCRA is a conservation and […]
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O&M
Pollution Control: Low-NOx Combustion Retrofit Options
Reducing NOx emissions from large utility coal-fired boilers has been a primary focus of the U.S. power generation industry since passage of the 1970 Clean Air Act and subsequent legislation. By the early 1990s, nearly all such boilers had installed some form of low-NOx burner (LNB) technology and/or overfire air (OFA) — the least expensive […]
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Coal
The Coal Pile
Ninety years ago America was at war, and producers of coal (principally anthracite) were struggling to meet demand. It’s hard now to conceive of coal as the universal fuel, but there was a time when it was used in the U.S. to heat homes, schools, and libraries as well as to make steel and manufacture […]