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Power


Monthly Issue | May 1, 2009

Stronger Air-Powered Hoist

The "TCS Cheetah" air-powered hoist from Harrington Hoists Inc. is now available in two new capacities: the ¼-ton TCS250C/P and the 1-ton TCS1000C/P-2. Built for speed, the units are adjustable…


Reusable Mini-Silo System

DW Global Group’s recently announced dry bulk hopper mini-silo system — comprising one or more reusable, translucent containers — is designed for companies wanting to replace fiber drums, cardboard boxes,…


Digital Harmonics Filters

Schaffner’s filter series now includes ECOsine active harmonics filters — compact, digital units that continuously measure and analyze disturbances in the power network and provide an exactly opposite compensation current.…


Advanced Vibration-Monitoring Technology

Sweden’s SKF Reliability Systems introduced the SKF Microlog Analyzer AX, an advanced vibration-monitoring technology. With simultaneous triaxial or four-channel vibration measurement capability, the unit speeds up data collection and saves…


Extreme Temperature Vibrating Fork

Emerson Process Management launched a new extreme temperature version of its Rosemount 2130 vibrating fork liquid level switch that is designed for use in extreme temperatures — from – 94F…


Gas Hydrates: Fuel of the Future?

Gas hydrates, a form of natural gas that forms when methane from the decomposition of organic material comes into contact with water at low temperatures and high pressures, could play…


Switchgear Technology Surpasses 1 Million Volts

Swiss power technology group ABB, which pioneered gas-insulated switchgear 50 years ago, in April announced it had commissioned switchgear rated to handle 1,100 kV. The development marks the biggest leap…


Tapping Geothermal Energy with a Comprehensive Strategy

Geothermal energy in Europe may have been used for centuries — it was popularized by the Romans and adopted by the Turks — but geothermal-generated electricity was first produced at…


Geologists Map Carbon-Trapping Rock Formations

U.S. scientists concerned about carbon dioxide (CO2) leaks from sequestration attempts have been pursuing the option of natural chemical reactions within the earth to turn the carbon back into a…


Tidal Barrages Could Power 5% of UK

Barrages across the Solway Firth, Morecambe Bay, and the Mersey and Dee estuaries in the northwest UK could provide more than 5% of the nation’s electricity and meet half the…


Interest in Solar Tower Technology Rising

Though solar thermal tower technology has been around since the 1970s, to date, only one plant in the world commercially generates electricity: Abengoa Solar’s 11-MW PS10 tower just outside Seville,…


Firstenergy to Convert Coal-Fired Burger Plant to Biomass

Confronted with a district court ultimatum that would have forced it to install expensive pollution controls or close two coal-fired units at its R.E. Burger Plant in Shadyside, Ohio, Akron-based…


Energy Bubble, Anyone?

When the housing bubble burst, it exposed an unseemly alliance between special interests and the financial sector. Activists wanted homes for all at any cost, and lenders were happy to…


Two-Pump Fuel Recirculating System

The Duplex Pump Unit (FRS 660-11-DPU-UL) from RCI Technologies is the newest addition to that company’s line of diesel fuel purifiers and fuel recirculating systems (FRSs). Designed to automatically circulate…


Renewable Project Finance Options: ITC, PTC, or Cash Grant?

Dozens of institutional investors in U.S. renewable energy projects pulled out of the market when the nation’s liquidity reserves dried up late last year. Some left the renewable market sector…


Birth Pangs of the Nuclear Renaissance

The much-ballyhooed U.S. nuclear renaissance, with a few exceptions, is running late, thanks to the usual Washington bureaucratic quagmire plus the added risk resulting from crumbling financial markets. The future…


Nuclear Uprates Add Critical Capacity

New-generation nuclear plants may be having trouble getting out of the gate, but that doesn’t mean that nuclear capacity additions are at a standstill. In fact, the 104 operating nuclear…


Boiler-Tuning Basics, Part II

Boilers have enormous thermal mass and are relatively slow to react. Turbines are nimble and quickly answer an operator’s command. Coordinating an entire plant requires an intimate knowledge of both…


Powering the People: India’s Capacity Expansion Plans

India has become a global business power even though hundreds of millions of its citizens still live in poverty. To sustain economic growth and lift its people out of poverty,…


Lessons Learned from a Hydrogen Explosion

On January 8, 2007, a hydrogen explosion at the Muskingum River Power Plant’s 585-MW coal-fired supercritical Unit 5 caused one fatality, injuries to 10 other people, and significant damage to…


How to Measure Corrosion Processes Faster and More Accurately

Maintaining reliable and efficient plant operations requires good control of corrosion and corrosion product transport in power plant water systems. The Electric Power Research Institute recommends oxidation-reduction potential for passivator…


Reconsider Start-up Controls to Avoid Boiler Deposits and Underdeposit Corrosion

Water treatment programs for boilers and heat-recovery steam generator (HRSG) units appropriately focus on chemistry controls during normal operation. However, rates of corrosion product transport and deposition can be much…


Will Stars Align for Transmission Policy in 2009?

In the 1990s, alarm bells were sounded because the construction of electric transmission infrastructure was not keeping pace with the United States’ rapidly increasing electric demand. More than 10 years…


New Federal Rules for Coal Ash Storage on the Horizon

By the end of this year, U.S. power plants with coal ash surface impoundments could face new federal regulations related to the management of coal ash at their facilities. Currently,…


POWER Digest (May 2009)

Siemens and Rosatom Form Nuclear Joint Venture. Siemens and the Russian State Atomic Energy utility Rosatom on March 4 announced they had signed a memorandum of understanding for the creation…


Spain Is Tilting at Windmills

President Barack Obama has praised Spain as a global leader in renewable electricity generation and has lauded its success at creating so-called "green jobs." However, a recent Spanish university study…


The Foreign Investment Factor (supplement to Powering the People: India’s Capacity Expansion Plans)

The Indian government recognizes that the long-term sunk cost, long project planning and construction timeframe, and high-risk portfolio make it difficult for private investors to raise funds whose maturity matches…


Fabulous Wealth and Fabulous Poverty

Mark Twain summed it up best when he described India more than a century ago as a place of “fabulous wealth and fabulous poverty.” Today, for all its surging economic…


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