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Power


Monthly Issue | March 1, 2009

Vibratory Ash Extractor

The Vibratory Ash Extractor (VAX) recently unveiled by United Conveyor Corp. is designed to improve operational efficiencies for dry bottom ash – handling at plants whose operators want to transition…


Two-Line Spooling Unit

The new Dual Pneumatic Spooling Unit allows users to run two different fluids at different pressures simultaneously with complete control and safety, says its developer, Mid-South Control Line. The unit’s…


A Hot Sticking Point

The Estick electronic contact temperature indicator provides an instantaneous digital readout of surface temperature at the point of contact with an accuracy of ±1%. Knowledge of the material’s emissivity is…


Oil Eater

Kafko International’s new Oil Eater Absorbent Drip Pan is designed to handle leaks that are too large for an absorbent pad, and which occur in tight spaces, such as under…


Temperature Detectives

Wahl Instruments’ two newly released digital resistance temperature detectors (RTD) — the DST500 Temperature Indicator and the DSX500 Transmitter Thermometer (shown here) — feature high-precision temperature measurement technology and a…


Reduce Costs with Wireless Instrumentation

New wireless technologies for power plant instrumentation offer significant cost savings when compared to traditional wired networks. The value of this cost savings is especially relevant in the highly competitive…


Best Management Practices for Coal Ash Ponds

The unfortunate coal ash spill at the Tennessee Valley Authority’s (TVA’s) Kingston Fossil Plant that occurred on December 22 has heightened national awareness of the problems associated with utilities’ coal…


International Organization to Push Renewable Energy

Seventy-five countries from around the world joined a new political agency dedicated to the acceleration of green energy this January, but several notable nations — including the U.S., Canada, Australia,…


Saving the Dead Sea

If measures aren’t taken immediately to replenish the rapidly shrinking Dead Sea, the very salty body of water in the Middle East will shrivel up within 50 years — and…


Superconductor Motor for Navy Passes Full-Power Test

American Superconductor Corp. (AMSC) and Northrop Grumman Corp. in January said they successfully completed a full-power test of the world’s first 36.5-MW high-temperature superconductor (HTS) ship propulsion motor. The motor,…


PV Sales in the U.S. Soar as Solar Panel Prices Plummet

Solar panel prices have taken a 10% tumble since October last year, and they are expected to drop another 15% to 20% this year, owning to an oversupply from the…


Power Generators Turn to Diverse Fuels

The news has recently been packed with items about airlines worldwide that have been conducting flights to test an interesting assortment of biofuel blends. Virgin Airlines, for example, last year…


What’s Damming Hydrokinetic Power in the U.S.?

Barely a month after the U.S. Federal Energy Regulatory Commission (FERC) licensed the nation’s first commercial hydrokinetic power station, Houston-based Hydro Green Energy in January completed installation of the first…


Energy Efficiency Takes Center Stage in Texas

For decades, it’s been well-known in the country and western (C&W) music industry that "if you’re gonna play in Texas, you gotta have a fiddle in the band." The guitars,…


Below-the-Belt Protection

Skirtboard sealing systems are installed on the sides of belt conveyor loading zones to contain material, eliminate spillage, and reduce cleanup expenses. The new Double APRON SEAL Skirting system from…


Helping Power Plant Control Systems Achieve NERC CIP Compliance

In June 2006, the North American Electric Reliability Council (NERC) standards for Critical Infrastructure Protection (CIP) — Cyber Security 1 were adopted. The roots of these standards can be traced…


Update: What’s That Scrubber Going to Cost?

Flue gas desulfurization (FGD) projects continue to be the largest line item for many utility construction budgets. The technology is sound, so the operational risks have decreased remarkably over the…


"Blueprint" Your Pulverizer for Improved Performance

We complete our two-part series on pulverizer O&M practices with a step-by-step review of important areas where close attention to dimensions and design features will increase coal processing capacity. The…


Boiler-Tuning Basics, Part I

On my first project as a combustion control engineer, I was responsible for loop checks and for watching the experts tune the system controls. The first loop I tried to…


Oak Creek Power Plant Upgrades Cooling Water System

The primary function of the once-through cooling water (CW) system is to continuously circulate cooling water — typically from a lake, river, or ocean — through surface condensers and heat…


Flue Gas Desulfurization Wastewater Treatment Primer

The combustion of coal in power generation facilities produces solid waste, such as bottom and fly ash, and flue gas that is emitted to the atmosphere. Many plants are required…


Polish Plant Beats the Odds to Become Model EU Generator

Currently, Poland is trying to reconcile its recent hard-won freedom and cultural openness with its centuries-long history of oppression at the hands of a number of conquest-driven marauders. From the…


Generators Propose a Plan for Carbon Pricing

With the U.S. economy currently in a free fall, some utility industry leaders and elected officials argue that carbon cap legislation should be put on hold while the country recovers…


POWER Digest (March 2009)

News items of interest to power industry professionals. RWE and E.ON to partner on new UK nuclear capacity. German giants RWE AG and E.ON AG on Jan. 14 said they…


Carbon Goes Subprime

European Union (EU) carbon trading proponents are finding support for their market-based emission trading scheme (ETS) in freefall like the market price of carbon in the EU. This unanticipated consequence…


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