POWER
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News
Shaft-Grounding Ring for Wind Turbines
Electro Static Technology’s AEGIS WTG wind turbine grounding ring seeks to prevent bearing damage that could otherwise cause generator failure by safely channeling harmful shaft currents away from bearings to the ground. Maintenance-free, effective at any wind turbine speed, and available for any-size generator, the ring is designed for OEM installation or easy up-tower retrofit. […]
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O&M
Keeping Condensers Clean
The quality of the cooling water intake and the amount of debris in that water affects the operation and performance of the condenser and therefore the thermal performance of the typical steam plant.
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News
Mixers for IBC and Tote Applications
Neptune Mixer Co., a division of Neptune Chemical Pump Co., announced that its Series HGL mixers are now available in both electric and air-driven models. The Series HGL mixers are ideal for intermediate bulk container (IBC) and poly tote applications found within the wastewater treatment and chemical industries. Explosion-proof models are also available. Neptune’s HGL […]
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O&M
Expanding the Use of Predictive Maintenance as a Business Strategy
The Linde Group is a world-leading gases and engineering company operating in more than 100 countries. It’s no surprise that the company uses a variety of advanced monitoring techniques and equipment to keep its plants operating reliably. In the U.S. and UK particularly, Linde plants have used online machine condition monitoring for a number of years. At its Shanghai headquarters, Linde has formed a large and impressive remote operations center where it monitors and tracks the process operations of all its major gas plants in China 24 hours a day.
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News
Containment Bags for Safe Transformer Transport
New Pig Corp. recently introduced PIG Transformer Containment Bags, carriers designed exclusively for the safe transport of polychlorinated biphenyls (PCBs) and mineral oils. The bags feature high-capacity straps to ensure safe lifting of up to 4,800 pounds for transport on diamond-plate truck beds without rips or wear. To provide ultimate weather, puncture, and tear protection […]
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Legal & Regulatory
Regulatory Options for Feed-in Tariffs
Feed-in tariffs (FITs) have been used by European countries to foster the growth of renewable generation resources, notably solar. These tariffs generally require electric distribution companies to purchase power produced by a specified class of generators at above-market rates. The object of the tariffs is to encourage development of the favored generation resources by ensuring the existence of a profitable market for their power production.
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News
Extended Control Valve Range
Spirax Sarco released a new control valve range, SPIRA-TROL, in 6- and 8-inch sizes and with more control options. The company says the valves are easy to maintain and do not require any special tooling due to the “clamp-in-seat” design, resulting in reduced downtime and cost of ownership. Valve size ranges have been extended due […]
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Geothermal
Top Plant: Blue Mountain Faulkner 1 Geothermal Power Plant, Humboldt County, Nevada
Completed in 2009 and partially funded under the American Reinvestment and Recovery Act, the 50-MW Blue Mountain Faulkner 1 Geothermal Power Plant is harnessing large amounts of renewable energy by tapping into an underground geothermal reservoir in northern Nevada. This subterranean source of heat allows the binary plant to generate pollution-free baseload electricity.
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News
Bolt Load and Elongation Measuring Device
Boltight has developed a fast and accurate device for measuring bolt load and bolt elongation that uses the latest ultrasonic technology. Called the Boltight Echometer, the device is used for monitoring critical bolting applications either during the installation of a new plant or while carrying out routine maintenance. The Echometer works by measuring the time […]
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Waste to Energy
Top Plant: Colmac Energy Inc.’s Biomass- Fueled Power Plant, Mecca, California
The 47-MW Colmac Energy facility is the largest biomass-fueled power plant in California. Colmac operates with a capacity factor consistently in the 92% to 95% range and at a net plant heat rate comparable to waste coal facilities. Colmac Energy has demonstrated that biomass plants using urban wood wastes as fuel can generate significant environmental benefits, including reduced air pollutants from open-air burning and lowered demand for landfill space.