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Power


Monthly Issue | October 1, 2010

Machine Positional Change–Measuring Application

LUDECA launched the ROTALIGN Ultra Live Trend, a short-term continuous-monitoring application that helps to accurately determine the relative positional changes between coupled machines during run-up or shutdown. It utilizes the unique…


Safety Bolt Bag

Ergodyne’s new Arsenal 5725 Safety Bolt Bag is designed to safely store tools, fasteners, and equipment at any vertigo-inducing job site. Featuring a loop design and wide-body, one-handed cinch top,…


End Prep Machine Tool

E.H. Wachs introduced the EP424 Speed Prep Autofeed System, an inside diameter–mount end prep machine tool designed to bevel, compound bevel, J-prep, face, and counterbore pipe, fittings, and valves. With…


Personal Cooling Water Analytics

Power plant operators must keep the corrosion, deposition, and microbiological fouling affecting cooling water systems at bay to avoid damage to equipment and system inefficiencies. One possible solution is GE’s…


Dust Collector Pulse Timer Saves Energy

The new IntelliPULSE pulse jet timer for baghouses and dust collectors from FilterSense reduces energy costs and offers direct connection to programmable logic controllers with user-specified fieldbus communications such as…


Mass Vortex Flow Meter for Cryogenic Fluids

Sierra Instruments has introduced a new cryogenic version of its Innova-Mass multivariable mass vortex flow meter for measuring mass flow rates of cryogenic fluids down to –328F (–200C). Using a…


The Nexus of Energy and Water

The age-old adage “water and electricity don’t mix” does not apply to 21st-century infrastructure planning. The two entities can no longer be viewed as separate commodities. The demands on both…


U.S. Coal-Fired Power Development: Down but Not Out

Environmentalists renewed their attacks on coal-fired power development in 2010. At the same time, Congress dithered on cap-and-trade legislation while the Environmental Protection Agency marched forward rules to reduce carbon…


Deep Excavation Support Systems Speed Plant Construction

As part of constructing the recently commissioned We Energies’ Oak Creek Power Plant Elm Road units, four remarkable below-ground structures were built. Each unique structure required creative designs and meticulous…


FBC Control Strategies for Burning Biomass

As a boiler fuel, biomass has shown great promise while suffering   from a slow development history. One factor limiting its use has been   the combustion system. For the most part,…


Taming Condenser Tube Leaks, Part II

In Part I of this two-part report we examined the various chemical forces at work in condenser tube leaks, the steam plant components placed at risk, and the suite of…


Air Preheater Seal Upgrades Renew Plant Efficiency

The air preheater is a critical, yet often overlooked, component of the boiler combustion air system. Evaluating and optimizing a heater’s performance is difficult given how entwined it is with…


Map of Coal-Fired Generation in the United States

Courtesy: Platts Data source: POWERmap All rights reserved. No reproduction allowed.


Top Plant: Tolk Station, Earth, Texas

Owner/operator: Xcel Energy Located in a semi-arid region, this “Texas tough” coal-fired power plant uses a number of smart practices to increase water-use efficiency. For example, a pipeline was constructed…


Top Plant: Oak Creek Power Plant, Elm Road Units 1 and 2, Milwaukee and Racine Counties, Wisconsin

Operator: We Energies (subsidiary of Wisconsin Energy) Owner: We Power LLC (subsidiary of Wisconsin Energy) Adding two 615-MW supercritical pulverized coal units to the 1,135-MW Oak Creek Power Plant is…


Top Plant: Isogo Thermal Power Station Unit 2, Yokohama, Japan

Owner/operator: J-POWER Unit 2 at J-POWER’s Isogo Thermal Power Station entered commercial service in July 2009. The 600-MW ultrasupercritical unit joins an earlier, similar plant built in 2002. Together, these…


Top Plant: Dickerson Generating Station, Dickerson, Maryland

Owner/operator: Mirant Corp. Dickerson Generating Station, a 50-year-old facility servicing Maryland and Washington, D.C., was recently upgraded with a flue gas desulfurization system and a unique draft system that allows…


Top Plant: Brunner Island Power Plant, York Haven, York County, Pennsylvania

Owner/operator: PPL The 1,456-MW Brunner Island coal-fired plant has implemented advanced environmental improvements in order to be a good neighbor to the residents of south central Pennsylvania. For example, between…


Top Plant: Brandon Shores Generating Station, Pasadena, Maryland

Constellation Energy Constellation Energy recently completed a series of air quality upgrades on both units at its Brandon Shores Generating Station that included flue gas desulfurization (FGD), baghouse, SO3 control,…


Top Plant: ADM Clinton Cogeneration Plant, Clinton, Iowa

Owner/operator: Archer Daniels Midland Co. In the heart of corn country, Archer Daniels Midland is using seed corn that is no longer suitable for planting, along with coal, to power…


QF Contracts and 21st-Century Economics

Many power purchase agreements entered into between qualifying facilities (QF) and electric utilities during the 1980s and 1990s have several years remaining on their terms. These contracts typically require the…


Innovative Cleaning of Air Preheater Coils with Pressurized Liquid Nitrogen

Cleaning air heaters in power plants or recovery boilers has traditionally involved using high-pressure water, chemicals, or steam. These techniques, though effective on moderate airside fouling of heat exchange surfaces,…


Smart Grid Cyber Security Guidelines Released

The National Institute of Standards and Technology (NIST) has finalized its initial set of smart grid cyber security guidelines. NIST’s Guidelines for Smart Grid Cyber Security (NISTIR 7628) includes high-level…


Lessons Learned in Reliability Standards Compliance

It has been three years and a few months since the North American Electric Reliability Council (NERC) Reliability Standards (Standards) became mandatory and noncompliance became subject to sanctions by the…


POWER Digest (October 2010)

News items of interest to power industry professionals. Siemens to Install Gas Turbine Packages at Miss., Texas IGCC Projects. Siemens Energy on Aug. 24 said it won a contract from…


India Kicks Off Construction of Indigenous Nuclear Fleet

India in August began building two 700-MW indigenous nuclear power reactors at Rawatbhatta, in the desert state of Rajasthan. The two pressurized heavy water reactors (PHWRs), which will use uranium…


Offshore Devices Get Bigger and Lighter

UK firms unveiled two innovative offshore turbines in July and August—one to reap the wind’s energy and the other, tidal power. Wind Power Ltd. made public the latest embodiment of…


Storing Energy Cryogenically

Researchers at the University of Leeds in the UK and the Chinese Academy of Sciences say they may have found a solution to dealing with short-lived power demand spikes—and it…


The Art of Power Generation

Much opposition to large-scale renewable projects concerns aesthetics. U.S. federal regulators, for example, ordered the developer of the $1 billion Cape Wind project—a 468-MW offshore wind farm proposed to be…


Australia Fires Up Solar-Diesel Hybrid Plant

Australian company Horizon Power opened the country’s first hybrid solar-diesel power station in August near Marble Bar, and it is readying another for operation in the neighboring town of Nullagine,…


TVA to Complete Bellefonte Unit 1

Thirty-six years after work first began at the 1,600-acre site housing the Bellefonte Nuclear Power Plant in Hollywood, Ala., the Tennessee Valley Authority (TVA) in August said it plans to…


Solving the Coal Conundrum

A recent U.S. Government Accountability Office (GAO) report examines two key options for reducing carbon dioxide (CO2) emissions from coal-fired power plants. The first is horribly expensive and will be…


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