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Power


Monthly Issue | June 15, 2008

Growing a green economy

I believe there are three basic objectives for the energy industry in the modern era. First, to provide a reliable and ample supply. Second, to ensure that the supply is…


Boiler optimization increases fuel flexibility

Spring training is when rookies and veterans alike are drilled on baseball’s fundamentals—throwing, catching, and hitting—regardless of the number of games or titles won in past years. Similarly, superior power…


Biofuels help green up gas turbines

It’s a common perception that environmentally friendly practices are inhospitable to company bottom lines. However, the lean, premixed, prevaporized (LPP) combustion of liquid fuels, also known as LPP gas, offers…


Assessing and addressing cyber threats to control systems

Five years ago this August, an extended blackout crippled virtually the entire U.S. Northeast and parts of Canada. According to the Institute of Electrical and Electronics Engineers, it was the…


Digital radiographic systems detect boiler tube cracks

In today’s electricity generating environment, new demands are being placed on fossil-fueled boilers, including operating in cycling modes for which the boilers were not originally designed. In a growing number…


Options for reducing a coal-fired plant’s carbon footprint: Part I

Although carbon dioxide (CO2) emissions are not yet regulated in the U.S., at least one coal-fired plant, proposed for Kansas, has already been denied a construction permit because the project…


Microgrids promise improved power quality and reliability

Thanks to recent technology developments, large U.S. electricity customers soon could be improving their power quality and lowering their cost of energy through the use of microgrids. Industry analysts view…


The green trade-off

By Steven F. Greenwald and Jeffrey P. Gray These should be good times for environmentalists who focus on “green” energy policy. More than half the U.S. states have adopted renewable…


Focus on O&M (June 2008)

POWER PLANT TRAINING New techniques required Historians often point to specific wars that illustrate how winning armies applied new armaments and defensive and offensive maneuvers to defeat their enemies. For example, in…


Global Monitor (June 2008)

Artificial photosynthesis for solar power? Photosynthesis, the natural process used by green plants for millions of years to convert sunlight, carbon dioxide, and water into oxygen and carbohydrates is the…


The fallout from shifting nuclear alliances

—Dr. Robert Peltier, PE Editor-in-Chief In the late 1880s’ “War of the Currents,” Thomas Edison used every outrageous tactic to promote direct current (DC) as superior to alternating current (AC),…


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