Environmental
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Legal & Regulatory
Plans Move Forward for Privately Funded Storage of Nuclear Waste
The Trump administration has revived the discussion of using Yucca Mountain in Nevada as a repository for the nation’s nuclear waste. Nevada officials remain opposed to the idea of putting spent nuclear fuel in long-term storage at a site about 100 miles from Las Vegas. But while a bill to resurrect Yucca Mountain as a […]
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Nuclear
Crucial to Decarbonization, Costs Dim Prospects for Nuclear Power
A Massachusetts Institute of Technology (MIT) interdisciplinary study found that nuclear power has the potential to contribute greatly to the achievement of deep decarbonization goals, yet despite its promise, cost hinders the expansion of nuclear power. “The Future of Nuclear Energy in a Carbon-Constrained World” was released on September 3. It is the eighth in […]
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Legal & Regulatory
THE BIG PICTURE: Trump’s Regulatory Targets
President Trump campaigned on a promise to reduce regulation and control regulatory costs. One of his first actions after taking office was to issue an executive order calling for the elimination of two existing regulations for every one new regulation issued. Toward that end, the Trump administration has acted or sought to reverse more than […]
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Commentary
Power Industry Should Wholeheartedly Support Electric Vehicles
Electric vehicles (EVs) have the potential to realign the transportation sector and present an opportunity for the power industry to transform and reinvent itself in fundamental ways. But whether this
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T&D
A Wind Experiment: The Hornsdale Wind Farm
Along with producing power from 99 turbines, the 309-MW Hornsdale Wind Farm in South Australia has helped trial new technologies that could ramp up power system security and reliability. At first glance, the
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Renewables
Cerro Pabellón: Taking Geothermal Power to New Heights
South America’s first and only geothermal power plant, the 48-MW Cerro Pabellón project, sits at an elevation of 4,500 meters above sea level in Chile’s harsh and remote Atacama Desert. Building and
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Renewables
Let the Sun Shine In: Where Is Solar Power Headed?
The Solar Energy Industries Association, the national trade association for the U.S. solar industry, reports that solar power has grown in the U.S. at a compounded annual rate of 59% since the solar investment
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Renewables
Australia Braces for Power System Transformation, Disruptions
The inaugural integrated system plan (ISP) released by Australia’s Energy Market Operator (AEMO) in mid-July warns that the country is in the midst of a “transformative and unprecedented” rate of change
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O&M
The Technology Behind One of the World’s Longest Pipe Conveyors
Long-distance conveyors are a reliable and energy-efficient method of bulk material transport. Pipe conveyors—fully enclosed material handling systems—offer additional environmental protection and more
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Renewables
California Assembly Passes 100% Renewables Mandate
Lawmakers in California’s Assembly on August 28 cleared a key vote on a bill that would require the state to obtain 100% of all retail electricity sales from renewable and zero-emissions resources by 2045. The state’s Assembly voted 43–32 in favor of SB 100. The bill, which now heads to the state Senate for a […]
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Coal
As More Power Companies Announce Decarbonization Initiatives, EEI Makes Sustainability Reporting Easier
A spate of major power companies—including American Electric Power (AEP) and Southern Co.—have acquiesced to investor pressure and announced drastic cuts to their generating fleet carbon emissions over the long term. Industry group Edison Electric Institute (EEI) this week launched an official industry-designed template to help its member utilities better inform investors about their environmental, […]
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Legal & Regulatory
What Coal Generators Should Know About the EPA’s Proposed ACE Rule
The Environmental Protection Agency’s (EPA’s) Affordable Clean Energy (ACE) rule is proposed to replace the 2015 Clean Power Plan—which the Supreme Court stayed in February 2016 and never went into effect. According to the EPA, the replacement is necessary because the Obama-era Clean Power Plan “exceeded the EPA’s authority.” However, like the Clean Power Plan, […]
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Legal & Regulatory
A Brief History of the Clean Power Plan (VIDEO)
The Environmental Protection Agency (EPA) released a proposed rule to replace the Clean Power Plan—a rule regulating greenhouse gas emissions (GHG) from existing coal-fired power plants. The new “Affordable Clean Energy” rule sets GHG guidelines for states to set standards for performance for existing coal-fired power plants. The proposal is the newest development in a […]
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Legal & Regulatory
EPA Will Not Revisit Obama-Era NAAQS for Ozone
The Environmental Protection Agency (EPA) does not intend to revisit national ambient air quality standards (NAAQS) for ozone that the Obama administration issued in 2015, a court filing shows. The agency said in its final status report submitted to the U.S. Court of Appeals for the D.C. Circuit on August 1 that it has reviewed […]
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Coal
A Captive Power Plant’s Quest for Reliability
An aluminum smelter in Odisha, India, built a 900-MW coal-fired captive power plant for its own power consumption. Though the plant features new generation turbogenerator sets, it was completed on time and on
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Legal & Regulatory
Extensive Planning, Innovative Work Strategies, Teamwork Combine for Successful SCR Project
A coal-fired plant in Colorado needed to further reduce its emissions to comply with more-stringent regulations. The work presented several challenges, and the owner and contractors worked together to complete
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Legal & Regulatory
Dry Fork: A Model of Modern U.S. Coal Power
Dry Fork Station began commercial operation as a swath of older, less-efficient U.S. coal plants contemplated retirement amid a flood of environmental rules. Designed with foresight, this quintessential modern
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Coal
South Korean Plant Finds Flexibility with Advanced CFB Technology
The Samcheok Green Power Plant requires less maintenance and is more cost-effective than conventional coal plants, and more environmentally friendly with its use of once-through ultrasupercritical boilers
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Coal
Clean Air Program Makes Shawnee Power Plant a Winner
Emissions standards have changed a lot since the Shawnee Fossil Plant entered service during President Eisenhower’s second term in office, but the Tennessee Valley Authority has done its part to help the
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Nuclear
Fluidized Bed Steam Reforming Technology Reduces Volume of Radioactive Waste
A patented Fluidized Bed Steam Reforming (FBSR) technology uses superheated steam—instead of an open flame—and mineralizing additives to treat and immobilize radionuclides in a water-insoluble matrix
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Distributed Energy
EVs Offer Significant Growth Opportunity for Power Utilities
Do you drive an electric vehicle (EV)? If you answered yes and live in the U.S., you’re among the roughly 1% of drivers doing so in this country. If not, how soon do you think it will be before you become
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Legal & Regulatory
Water Use Down Drastically at U.S. Power Plants
Water withdrawn by U.S. steam-driven power generators fell 18% in 2015 compared to 2010, owing largely to plant closures, coal-to-gas fuel switching, and the use of more water-efficient cooling system
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Legal & Regulatory
EPA Finalizes First Set of Coal Ash Rule Revisions
The Trump administration has finalized a significantly weakened rule governing the disposal of coal ash in landfills and surface impoundments by coal generators nationwide. The Environmental Protection Agency (EPA) revealed on July 18 that it signed the first rule of its two-part rulemaking set that overhauls the Obama administration’s final 2015 rules for the disposal […]
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Coal
Navajo Nation Negotiating Sale of West’s Largest Coal Plant
The Navajo Nation on July 12 said it has identified a potential buyer for the 2,250-MW Navajo Generating Station (NGS) in Arizona, the largest coal-fired power plant in the western U.S. The Navajo Nation Council, in a joint news release with the Navajo Nation’s Office of the President and Vice President, said the Hopi Tribe […]
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Press Releases
IPL Opens One of Cleanest, Most-Efficient Natural Gas Power Plants
INDIANAPOLIS (July 10, 2018) — Indianapolis Power & Light Company (IPL), a subsidiary of The AES Corporation (NYSE: AES), celebrated the commercial operation of its Combined-Cycle Gas Turbine (CCGT) natural gas power plant located at the Eagle Valley Generating Station today in Martinsville, Indiana. This state-of-the-art power plant provides cleaner, more reliable, and efficient energy […]
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Environmental
Top Gadgets to Make Your Appliances More Energy Efficient
You put in a lot of time choosing the most energy efficient appliances you can find, and you work hard to cut back on energy use around the house. But what if there was a way to make your electric bill even lower with very little effort? Introducing the five gadgets you didn’t know you […]
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Hydro
Hydropower Grows but Industry Is Changing
New hydropower capacity installed worldwide plunged 36% in 2017 compared to 2016, but the sector remains optimistic about its future despite a transitioning role for hydropower away from baseload power and
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Renewables
More Efficient with Fewer Emissions: Cement Factory Finds Sugar-Based Biomass a Sweet Solution
Environmental regulations and a need to reduce its fuel consumption provide the incentive for an Egyptian plant to change its manufacturing process. Energy companies constantly grapple with controlling the
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O&M
Sustainable from the Start: Tech Company a Model of Efficient Power Management
OWC is known in the tech field for its computer hardware. It’s also known for its on-campus power generation, which sets it apart from others in the high-tech field, showcasing a commitment embraced by the
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Commentary
Electric Vehicles—Subsidies for an Environmental Pretender
On May 22, the Edison Electric Institute (EEI), the American Public Power Association (APPA), and two groups representing U.S. and foreign automakers sent a letter to Environmental Protection Agency (EPA)