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POWER

Cover Stories

A Powerful Investment in Education, and the Community

A new coal-fired combined heat and power (CHP) plant at the University of Alaska-Fairbanks, replacing old boilers in place since the 1960s, improves the efficiency of the campus’ heating and cooling system

Circulating Fluidized Bed Combustion Is a Winner

New coal power plant technology is being developed by various companies around the world, but there are some pretty efficient and reliable designs already commercially available. Circulating fluidized bed

Healy 2: The Story of a Coal Unit's Remarkable Resiliency

Coal is the reason that Healy, Alaska, exists. To ensure low-cost power and reliability to interior Alaska—a remote place that is bereft of gas and has little sun—and sustain regional employment, Golden

SCR Project Upgrades Two Units at Four Corners

The numbers tell the story of how the addition of selective catalytic reduction (SCR) technology helped an iconic New Mexico coal-fired plant reduce its emissions, keeping the plant in operation and continuing

The World-Class Coal Power Efficiency of Rheinhafen-Dampfkraftwerk Block 8

Efficiency has become the mantra of modern coal power. The 912-MW hard coal–fired RDK 8, a unit that operates in Germany’s challenging power market, achieved a 47.5% net thermal efficiency through

Features

Adding Fog for Power Augmentation and Emission Reduction

A pilot project was initiated by China’s largest energy provider to test the effectiveness of fog-based power augmentation for a gas turbine at a compressor station. The system provided a significant

Automated Plant Startups Reduce Fixed and Fuel-Related Costs

State-of-the-art automation systems are common at power plants these days. Still, many plants start up units in a very manual way. When startups were rare, the implications were minimal, but as units cycle

Biomass Power: Stalled in the Market, Stalled in Washington

After flowering between 2008 and 2014, power from biomass has withered in the face of market forces. Furthermore, lawmakers in Washington, D.C., have resisted regulatory action that could boost the industry

Equipment Showcase: Coatings and Corrosion Control

A major part of maintaining a power plant at peak efficiency is dealing with or preventing damage from corrosion and corrosive objects that can enter air and water intake systems, including pipes and fluid

Fertile Ground for Community Solar Gardens

Community solar projects, also known as solar farms or solar gardens, are maturing and moving forward. Minnesota leads the nation with 559 MW of capacity on the ground, and other states are following with new

How to Make Shutdown, Turnaround, and Outage Events Successful

Shutdown, turnaround, and outage events are extremely complex, with multiple stakeholders all focused on minimizing the time assets are offline, delivering their scope on budget, and ensuring zero safety

Power Plants of the Future: 21st Century Coal-Fired Steam Generator

Coal-fired plants have been powering the electric grid for more than a hundred years, but the technology being used in them is not stagnant, as many advancements have been made. One new design—the Clean

Departments

Commentary

Considering the True Costs of Carbon-Reducing Technologies

The hard realities of an energy system based on renewables will soon be with us, causing far more problems than are realized. Renewables don’t offer a quick fix, and we need to get the transition from

New Products

Legal & Regulatory

The Power of a 'Green' Decommissioning, Remediation, and Redevelopment Plan

Economic pressures coupled with new and proposed regulations to reduce air emissions and regulate cooling water use and the management and disposal of coal combustion residuals (CCRs) continue to drive the

Focus on O&M

Applying IEEE 1584 in Power Generation Facilities

An arc flash is the explosive energy released when an electrical fault causes an arc. This rapid release of energy causes excessive temperatures in addition to air and metal in the path of the arc expanding

Global Monitor

How Nuclear Hybrids Could Redefine the Industry's Future

The world’s nuclear sector is struggling to stay economically afloat amid a deluge of renewables and natural gas power, and reinvigorating it will require operational flexibility from new or existing

Novel Nuclear Wastewater Treatment Ready for Market

An innovative nuclear wastewater treatment approach that could provide a cost-effective alternative to fixed-column ion-exchange plants is poised to enter the nuclear market. Atkins, a company that

POWER Digest [August 2019]

VW Chooses MHPS to Modernize Cogen Plant. Volkswagen AG (VW) in early July said it chose Mitsubishi Hitachi Power Systems Europe (MHPS Europe) to build a gas-and-steam power plant in Wolfsburg, as part of the

THE BIG PICTURE: A Spotlight on Oil-Fired Power

Discussions about fossil-fueled power capacity are typically centered on coal and natural gas. The former is seeing a marked decline amid climate concerns, and the latter is seeing unprecedented growth,…

Volcanic Rock Offers New Take on Energy Storage

Siemens Gamesa Renewable Energy (SGRE), known for its wind turbines used in both large onshore and offshore projects, in June began operation of an electric thermal energy storage (ETES) system in Germany

Speaking of Power

Electric Power Trends and Opportunities

I was recently reviewing a report issued last year by BMI Research, a Fitch Group company. The Megatrends 2050 Special Report , as it is called, suggests there are three main trends that will transform the

GBR Reports