Five Energy-Saving Tips for Compressed Air Systems

01.15.2014 | Aaron Larson

Compressed air is vitally important to all power plants. Although in some cases it is used simply for convenience, such as when operating certain pneumatic tools, in other cases, compressed air is critical to the operation of the plant, such…

How Stealth Combustion Losses Lower Plant Efficiency. Part 2: The Solutions

01.15.2014 | Richard F. (Dick) Storm

Important process variables that affect unit efficiency were reviewed in Part 1 of this two-part report. Many of those process parameters were also identified as related to boiler air in-leakage.  These stealthy combustion losses are difficult to identify or locate yet…

EPA Publishes Draft Carbon Pollution Rules

01.09.2014 | Thomas Overton

The EPA published the latest version of its new source performance standards (NSPS) for carbon pollution from new power plants in the Federal Register on Jan. 8, setting in motion a 60-day public comment period. The action stems from the…

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Europe’s Most Efficient Coal Plant Comes Online

12.11.2013 | Aaron Larson

With an electrical efficiency of 45.95%, the Lünen hard-coal-fired power plant, located on the Datteln-Hamm Canal in the state of North-Rhine Westphalia, Germany, is Europe’s cleanest and most efficient. The 750-MW unit is owned by Trianel Kohlkraftwerk Lünen GmbH und…

Coal Plant Backers Support EPA Supplemental BART Rule for Navajo Plant

01.09.2014 | Sonal Patel

An option to curb NOx emissions from the Navajo Generating Station (NGS) near Page, Ariz., put forth by the Environmental Protection Agency (EPA) last October has been endorsed by a coalition of the plant's stakeholders. The EPA's supplemental proposal incorporates…

Ownership Change Results in Closure of Three Coal Units

01.02.2014 | Aaron Larson

Arizona Public Service (APS) has purchased Southern California Edison’s (SCE’s) ownership share in the Four Corners Power Plant Units 4 and 5. The two units—located on Navajo land in Fruitland, N.M.—generate a combined 1,540 MW. Ownership had previously been split…

The Power Plant Controls Market in China

01.08.2014 | Gail Reitenbach

In an email interview with POWER, Xue Wei, manager for Emerson Process Management Power & Water Solutions, China Business Development, provided some insight into the current state of control systems for Chinese power plants. His responses, edited for style, follow.…

New EU Air Pollution Package Adopted to Slash Power Plant Emissions

01.02.2014 | Sonal Patel

A new major air pollution policy package adopted by the European Union (EU) on Dec. 18 updates existing legislation to further curb air emissions from power plants.    The so-called "Clean Air package" consists of a clean air program for…