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Power


Monthly Issue | November 30, 2015

THE BIG PICTURE: Nuclear Spins

Editors note: Corrected (Dec. 7). A previous version of this infographic listed Russia's nuclear total as 1.9 GW. It is 2.9 GW.


Seminole Electric Cooperative Sees Big Challenges from Clean Power Plan

Florida’s Seminole Electric Cooperative faces what may be the most difficult generation transition in the nation as a result of the Obama administration’s Clean Power Plan. One of the nation’s…


Termosolar Borges, Les Borges Blanques, Spain

Owners/operators: Abantia and Comsa Emte Thermal storage is often touted as the future of concentrating solar power (CSP), but it turns out there are other ways of delivering firm dispatchable…


Olkaria Geothermal Expansion Project, Rift Valley Province, Kenya

Owner/operator: Kenya Electricity Generating Co. Kenya plans to produce the bulk of its electricity from geothermal power. The recent 280-MW expansion at its Olkaria fields has shown how beneficial the…


Blue Lake Expansion Project, Sitka, Alaska

Owner/operator: City and Borough of Sitka When you live on an island in a relatively isolated location with no connection to a mainland power grid, having a reliable source of…


Blackspring Ridge Wind Project, Carmangay, Alberta

Owners/operators: Enbridge and EDF EN Canada Think Alberta is all about oil and gas? While fossil fuels remain a major component of the province’s economy, wind is coming on strong…


Sihwa Lake Tidal Power Plant, Gyeonggi Province, South Korea

Owner/operator: K-water The world’s largest power-producing tidal barrage revitalized an unsuccessful manmade reservoir that was once known as “The Lake of Death.” From space, the 12.7-kilometer (km) Sihwa Lake tidal…


Desert Sunlight Solar Farm, Desert Center, California

Owners/operator: NextEra Energy Resources, NRG Yield, and Sumitomo Corp. of Americas/NextEra Energy Briefly the world’s largest solar photovoltaic plant, Desert Sunlight remains an example of how California is charging ahead…


Engaging Youth in Power

The challenge of getting a new generation of workers interested in the power sector is one I hear about frequently. Too many young adults are more fascinated by the tech…


Ethiopia Begins Generating Power from 1.87-GW Gibe III Hydro Plant

Ethiopia’s generation capacity got an immense boost as operations began at the 1.87-GW Gibe III hydroelectric power plant in the middle reach of the Omo River basin this October. The…


“Revolutionary” Grid Connection for Offshore Wind Turbines Unveiled

Siemens, the only provider of direct-current (DC) offshore wind connection projects, in October unveiled a potentially game-changing technology that it says enables cheaper and simpler grid connection of wind turbines…


The Potentials and Pitfalls of Battery Storage

Battery storage firms and energy storage experts at the Energy Storage North America (ESNA) conference in San Diego Oct. 13–15 were effusive in their praise of battery storage’s potential while acknowledging…


Biomass-Fed Organic Rankine Cycle Units Make It Big

One of the world’s largest biomass-fed organic rankine cycle (ORC) plants is getting ready to begin operations. Italian firm Turboden is preparing to put online an 8-MW power unit in…


POWER Digest (December 2015)

GE Completes Alstom Acquisition. GE announced on Nov. 2 that a $10.6 billion deal to acquire Alstom’s power and grid business is complete. Alstom will now entirely refocus its activities…


Optimize Boiler Combustion Using Improved Flue Gas Measurement

The presence of unburned fuel in a power plant’s ash indicates an inefficient combustion process, as some of the energy in the fuel is being wasted. Unburned fuel also poses…


An “Acoustic Mouse” for Handheld 3-D Imaging

Ultrasonic testing (UT) has long been a key method for detecting defects and service-induced degradation in nuclear and fossil plant components and for supporting remaining component life assessment. But it…


Goldilocks, Ozone, and Obama’s EPA

There’s an old saying in Washington that when everyone is upset, you’ve probably done something right. By that measure, the Environmental Protection Agency’s (EPA’s) latest update to the National Ambient…


Take These Five Steps Now to Ensure ELG Compliance at Your Power Plant

The first effluent limitation guidelines update since 1982 is game-changing for many U.S. power plants. This unfiltered look at the rule and its nuances will help you understand how each…


Electric Motor and Transformer Maintenance Best Practices

Motors and transformers are some of the most reliable pieces of equipment installed at power plants. However, inadequate maintenance can result in trouble. While regular testing and skilled evaluation can…


The Future of Load Control for Solar PV

Managing the output from multiple solar photovoltaic (PV) systems has become a challenge for grid managers. Though that is often used as an argument against greater solar penetration, several solutions…


Options for Optimizing Combined Cycle Plants

With low gas prices and renewable generation boosting demand and capacity factors for combined cycle plants, plant operators are being called upon to squeeze out every last megawatt from their…


Water-Stressed Regions Provide Proving Grounds for Advanced ZLD Systems

Zero-liquid discharge (ZLD) water treatment is already required in some parts of the world, and the experience gained in those areas with new technologies may help power generators in other…


Coal Pulverizer Maintenance Improves Boiler Combustion

Optimized coal pulverizer performance is a prerequisite for ensuring the best furnace combustion efficacy. Here are some solutions for overcoming commonly identified combustion problems. Coal pulverizers are the heart of…


2 Billion Underserved Customers Are Waiting for Energy Services

The world has a problem. According to the World Bank, 1.1 billion people lack access to any form of modern energy service, and more than double that number lack access…


Germany: Utilities Must Shoulder Nuclear Phase-Out Costs

Germany’s nuclear power–producing companies will be able to shoulder the costs of the nuclear phase-out—including costs for decommissioning and the disposal of radioactive waste. That’s according to the country’s Federal…


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