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The shift toward greater reliance on natural gas for power generation is not just a story of greater efficiency and lower emissions. There are also lurking risks to reliability unless the natural gas and electricity industries can plan carefully for the future.

Duke Energy’s once coal-heavy fleet is making a big transition to gas. Two new advanced combined cycle plants, and a third set to start up later this year, are a key part of the North Carolina–based firm’s drive to modernize its portfolio.

>Gas-fired power has a growing and well-established niche in providing load-following for wind farms. But two recent reports suggest the demand on these plants may be greater than anticipated, as long-term output from wind may be falling short of original projections.

>Finding ways to deliver the gas for the next generation of gas-fired power plants is perhaps the biggest challenge facing the power sector in the coming decade.

Why do some HRSG economizers and feedwater preheaters seem to suffer tube failures more frequently than others? If frequent failure is your problem, the cause may not necessarily be your heat exchanger’s design or how often you cycle your plant. Don’t forget to carefully check your feedwater controls—they may be cycling more than your HRSG.

The VAC-U-MAX self-contained granular activated carbon (GAC) delivery system is mounted on a self-contained skid. This system is a complete prepackaged dilute phase pneumatic conveyor system to deliver or remove GAC from scrubber towers and holding tanks. Tubular probing wands, convey hose, filter receiver, vacuum pump, and control panel are included. (http://www.vac-u-max.com)

Mott Corp. announced the availability of porous metal components and filters in a variety of refractory metal alloys including zirconium, titanium, tungsten, molybdenum, and niobium. Known for outstanding chemical resistance, high strength, and thermal stability, refractory metals can meet the most demanding operating conditions. Mott can design porous components or entire filter assemblies using refractory […]

The new Torrent 50 tank-cleaning head from NLB Corp. delivers 3-D water jet action with the force of 600 horsepower water, and it fits through a tank or reactor opening as small as 6 inches. The Torrent 50, rated for pressures up to 20,000 psi and flows to 50 gpm, has two high-velocity water jets […]

Larson Electronics’ Magnalight.com has introduced the HBLP-1MLED-SWAM stainless steel swing arm–mounted, explosion-proof light for wastewater treatment plant applications. Built with 316 stainless steel and equipped with a Class 1 and Class 2 Division 1 10,000-lumen LED light, this adjustable hazardous area light is designed for corrosive environments. The HBLP-1MLED-SWAM is used to position the explosion-proof […]

Large vacuum cups from Vi-Cas Manufacturing are available in sizes up to 15 inches in diameter to lift and manipulate large, bulky, or cumbersome materials, including fabricated assemblies. Round, rectangular, or oval cups are available from stock for a variety of lift manufacturers. Sizes and types are available to fit virtually any type of vacuum […]