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Power


Monthly Issue | July 1, 2010

Determining AQCS Mercury Removal Co-Benefits

The U.S. Environmental Protection Agency is expected to propose an emissions standard for mercury and other hazardous air pollutants emitted by coal- and oil-fired electric generating units in March of…


WTE: Next-Generation Sustainable Energy

It is clear that energy use will expand in the future as our population and society’s standard of living increase. Meanwhile, the push toward a sustainable lifestyle requires that all…


Air Velocity Sensors

Degree Controls has introduced AccuSense F333 air velocity sensors, a series of low-cost airflow sensors designed for field systems. The AccuSense F333 provides air velocity measurements within the range of…


Differential Pressure Flowmeter

Endress+Hauser announced the Deltatop differential pressure (DP) flowmeter for measuring gas, liquid, and steam in ½-inch to 24-inch pipes. The company said that Deltatop is a complete flow monitoring solution,…


Baghouse Filter Leak Analyzer for EPA-MACT

A new continuous particulate emissions monitor and baghouse filter leak analyzer incorporates automatic self-checks (zero and span) to ASTM standards to automate compliance with regulatory requirements for periodic instrument validation.…


Ground-Penetrating Radar

Instrumentation specialist Ashtead Technology has launched the Handy Search, a ground-penetrating radar (GPR) that the company says provides a fast, easy way to examine reinforced concrete, bridges, roadways, tunnels, and…


Submersible Continuous-Duty Electric Compressor

Extreme Outback Products introduced the ExtremeAire Triton, which it says could be the world’s first submersible continuous-duty electric compressor. For uses that include air-suspension inflation, powering pneumatic tools, and actuating…


Digitally Controlled UPS

Cyberex CyberWave from Thomas & Betts Power Solutions incorporates the Cyberex patented digital static transfer switch design, which increases redundancy and reliability. Additional benefits include a full-color VGA touch screen,…


Multi-Channel Controller

The sturdy design of CONSPEC Controls’ new Allen Bradley PLC-Equipped Multi-Channel controller makes it ideal for coal-fired power plants needing to detect carbon dioxide and combustible gases through a variety…


Utility Perspectives on Using Renewable Power

ELECTRIC POWER 2010 As U.S. utilities increase the percentage of renewable energy in their generation portfolio, they must deal with a number of key issues related to selecting specific technologies. Additionally, they…


PRB Coal Users’ Group Celebrates a Decade of Achievement

ELECTRIC POWER 2010 The 2010 Powder River Basin Users’ Group (PRBCUG) commemorated its 10th anniversary with 354 registered members (210 of whom were from operating companies) for its three-and-a-half-day annual meeting in…


A Slow Slog Ahead for U.S. Nukes

ELECTRIC POWER 2010 There is a certain tentativeness about new nuclear power in the U.S. these days, a low-grade anxiety, as demonstrated by the comments made by electric utility representatives at May’s…


Industry Pivots on Natural Gas, Hails Cap and Trade

ELECTRIC POWER 2010 At the opening ELECTRIC POWER 2010 plenary session, both the keynote speaker’s address and discussion among the Power Industry Executive Roundtable participants pointed to the renewed appeal of natural…


Regulations and Economics Drive Wet FGD Upgrades

ELECTRIC POWER 2010 Today’s coal-fired power plants face the twin challenges of improving their wet flue gas desulfurization (FGD) systems’ emission control capabilities in order to comply with environmental regulations while at…


Use Dry Fog to Control Coal Dust Hazards

Fogging systems have been successfully used in the material-handling industry for more than 30 years to control explosive dust at transfer points. Today, fogging systems are an EPA Best Demonstrated…


Drax Offers Model for Cofiring Biomass

When it is completed, later this summer, the UK’s Drax Power Station biomass facility will become the largest dedicated cofiring project of its kind in the world. As U.S. coal-fired…


Circulating Fluid Bed Scrubbers Bridge the Gap Between Dry and Wet Scrubbers

Circulating fluid bed (CFB) dry scrubbing technologies provide distinct advantages over conventional spray dryer absorber scrubbers for removing SO2 from flue gases. The CFB also competes well against wet limestone…


ReACT Reduces Emissions and Water Use

Regenerative activated coke technology (ReACT) is an integrated multipollutant control approach that removes SOx, NOx, and Hg from coal-fired plants by adsorption with activated coke to attain emissions levels found…


China: A World Powerhouse

It’s no surprise that China leads the world in recent power capacity additions. What may surprise you is the precise mix of options this vast country is relying upon to…


Climate Change: Avoid Political Thickets

A federal judge recently dismissed a lawsuit in which the plaintiffs alleged that defendants’ production of chemicals and electricity had “added to the ferocity of Hurricane Katrina.” The judge’s reasoning…


POWER Digest (July 2010)

Alstom and Schneider Electric Close AREVA T&D Acquisition Deal. Alstom and Schneider Electric on June 7 closed a €2.29 billion (US$2.75 billion) transaction to acquire AREVA’s transmission and distribution arm,…


Qatar Opens 2,000-MW Gas Plant

The gas-rich emirate of Qatar, holder the world’s third-largest gas reserves, inaugurated another massive 2,000-MW gas power plant in the industrial city of Mesaieed, south of the capital Doha this…


140-MW Geothermal Plant Starts Up in New Zealand

One of the world’s largest geothermal power stations was officially opened this May on New Zealand’s North Island. A joint venture between Mighty River Power and Tauhara North No. 2…


Is Eskom Ready for the World Cup?

The FIFA World Cup, the biggest sports event on the planet, is under way in South Africa through July 11. More than 300,000 fans are expected to attend the global…


Letter to the Editor (July 2010): Natural Gas Piping

Re: “Natural Gas Piping: It’s Time for Better Risk Control,” by John Puskar, PE (May 2010) Mr. Puskar’s recommendations to address the hazards associated with purging and blowing natural gas…


Integrating Wave and Wind Power

While Europe’s offshore wind sector has taken off, interest is resurging in marine energy. The UK’s Crown Estate took the major step this March, for example, of awarding leasing rights…


Qatar Opens 2,000-MW Gas Plant

The gas-rich emirate of Qatar, holder the world’s third-largest gas reserves, inaugurated another massive 2,000-MW gas power plant in the industrial city of Mesaieed, south of the capital Doha this…


Australia Gets Hydropower from Wastewater

An Australian sewage plant this April began using treated wastewater falling down a 60-meter (m) shaft to produce its own power. The unique 4.5-MW hydroelectric plant, installed as part of…


Abengoa Solar Begins Operation of 50-MW Parabolic Trough Plant

Abengoa Solar in early May began commercial operation of Solnova 1, the company’s first 50-MW parabolic trough plant. Covering 980,000 square feet with mirrors requiring an area totaling 280 acres…


Shoring System Uses First Built-In Ladder Supports

Safety is the imperative for any construction project, and Duke Energy’s 630-MW Edwardsport integrated gasification combined-cycle station in Knox Country, Ind., is no exception. The $2.6 billion project is expected…


New Process Transforms Waste into Product for Controlling Emissions

In April, Solvay Chemicals Inc. commissioned a new facility that uses an innovative process to recover and transform sodium carbonate waste streams into a market-grade sodium bicarbonate used in air…


New Coating System Extends Life of Cooling Tower

American Electric Power’s (AEP’s) Cardinal Power Plant Unit 3 cooling tower in Brilliant, Ohio, was coated and lined in the spring of 2008 by a team of coatings professionals that…


Carbon Controls Fail Business Case Study

Cap-and-trade programs are featured in at least two U.S. legislative proposals to reduce carbon emissions, usually by around 80% by 2050 using a 2005 baseline. The benefits that accrue from…


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