News
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Legal & Regulatory
Enviros Dispute State Findings on Coal Ash Spill
Environmental officials in North Carolina say their tests show that coal ash released from Duke Energy’s Sutton power plant in Wilmington during flooding from Hurricane Florence has not had a negative impact on the Cape Fear River. The state’s Department of Environmental Quality (DEQ) on October 4 said its test results on water samples collected […]
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Nuclear
NRC Grants Key Approvals for S. Korea’s APR1400 Nuclear Reactor, Despite Widespread Construction Delays
The Nuclear Regulatory Commission (NRC) has issued key safety and design approvals for the Advanced Power Reactor 1400 (APR1400), a South Korean third-generation nuclear reactor design. The U.S. regulatory body on September 28 issued a final safety evaluation report and a standard design approval (SDA) for the APR1400, which is designed by South Korean state-owned […]
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Nuclear
Nuclear Power Roundup: New Milestones Reached on Several Reactors
A handful of nuclear power projects around the world completed notable achievements recently: Rostov 4 entered commercial operation, Tianwan 4 achieved first criticality, the Akademik Lomonosov floating nuclear power plant completed fuel loading, Leningrad II-1 received its commissioning permit, and the dome was installed on Karachi 3. Rostov 4 Rostov Unit 4 was placed into […]
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Renewables
Natural Gas and Wind Dominate U.S. LCOE Landscape, Interactive Map Shows
Natural gas combined cycle, wind, and residential solar photovoltaic technologies may be the least-expensive way to generate power across a wide swathe of the U.S., an interactive map published and recently updated by the University of Texas (UT) at Austin’s Energy Institute shows. The interactive chart (Version 1.4.0, retrieved on October 4, 2018), first published […]
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Renewables
How Did MATS Affect U.S. Coal Generation?
Industry aggressively fought the Mercury and Air Toxics Standards (MATS) when the Obama administration proposed it in 2011 and finalized it in February 2012, warning it would precipitate the closure of a swathe of coal capacity nationwide. Six years later, the rule appears to have had a sizable impact on the power sector, but not […]
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Legal & Regulatory
EPA Advances Proposed Changes to Mercury Rule
The Environmental Protection Agency (EPA) confirmed it has submitted proposed changes to the Mercury and Air Toxics Standards (MATS) to the White House for review, despite urging by the industry to let the rule stand. EPA spokesperson John Konkus told POWERon October 2 that the agency does not intend to withdraw the existing MATS. It […]
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Legal & Regulatory
New York Gas Plant Comes Online Despite Opposition
The Valley Energy Center in Orange County, New York, entered commercial operation on October 1 despite complaints from local officials and area residents about noise from the plant, among other concerns. Community members spoke out against the plant at public hearings last week, saying they have felt sick when the plant has undergone test runs […]
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Press Releases
Small-Scale LNG Paper Wins Award at Power-Gen Asia
MAN Energy Solutions has won the prestigious ‘Best Paper Award’ at the Power-Gen Asia trade show that took place from September 18th to 20th, 2018 in Jakarta, Indonesia. The ‘Small-Scale LNG – Powering the Future of Asia’s Island Communities’ paper was presented by Carsten Dommermuth, Senior Manager, International Business Development, MAN Energy Solutions. Dommermuth said: […]
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International
Flannery Takes Fall for GE Power Struggles
GE announced that H. Lawrence Culp Jr. has been named chairman and CEO of the company replacing John Flannery effective immediately. GE’s board of directors voted unanimously on the decision, and it also appointed Thomas W. Horton as lead director. In a press release, GE specifically cited weak performance in the GE Power business for […]
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Infographics
Interactive Chart: Change in U.S. Biomass Generation (2013 to 2017)
While the larger conversation about plant economics and mass retirements in the U.S. has been focused on coal and nuclear power plants, the nation’s much smaller biomass power industry is grappling with similar issues in markets where cheap natural gas, wind, and solar generation resources are proliferating. See more at: “U.S. Biomass Power, Dampened by […]
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History
The Rise of Natural Gas Generation in Europe
Spurred by the shale gas revolution, natural gas’s stunning rise to dominate the U.S. power profile has been echoed by a number of countries, particularly in the Middle East. In Europe, where domestic natural gas production is actually in decline—and consensus is that shale gas won’t likely play a major role on the continent—natural gas […]
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Infographics
THE BIG PICTURE: A Power Sector Carbon Decline
The U.S. Environmental Protection Agency (EPA) suggests that if states fully implement the Affordable Clean Energy (ACE) rule—which it proposed in August 2018 to replace the 2015 Clean Power Plan—by 2025, U.S. power sector carbon dioxide emissions could be about 34% below 2005 levels. At the end of 2016, they had fallen 24%, and by the end […]
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O&M
Intense Summer Heatwaves Rattle World’s Power Plants
Scorching temperatures during the summer of 2018 forced a swathe of power plants across the world to reduce power or shut down temporarily, owing to warmer-than-usual temperatures of cooling water and other
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Renewables
Dam Collapse May Slow, but Not Stop, Laotian Hydropower Projects
The Laotian government in August said the approval process for new hydroelectric dams in the country should be suspended as it continued to review construction practices. The move came after more than three
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IIOT Power
Using Predictive Analytics to Keep Up with Energy Demand
Silicon Valley Power implemented a system using machine-learning technology to monitor critical power plant components. The solution has proven to reduce downtime and save money. Furthermore, its wireless
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O&M
Best Practices for Welding Critical Power Plant Systems
Innovative welding techniques can produce consistently better-quality joints. Special alloys, appropriate pre- and post-weld heat treatment, and proper weld procedures can all help prevent catastrophic failure
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Gas
Another World Record for Combined Cycle Efficiency
The Nishi Nagoya power plant in Japan is more than just the showcase of a successful fuel-conversion project. It’s the holder of a world record, thanks to a GE Power gas turbine that again has set the global
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Renewables
POWER Digest [October 2018]
Gasification Plant Under Construction in Saudi Arabia. A Pennsylvania company has partnered with two Saudi Arabian energy firms on construction of a gasification-to-power plant project in Saudi Arabia. The
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Fuel
U.S. Biomass Power, Dampened by Market Forces, Fights to Stay Ablaze
Though experts say biomass should continue to play a key role in the U.S. renewable power portfolio for its baseload properties, contributions to forest management, and other reasons, a swathe of uneconomic
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O&M
A Modern Gas Power Plant Thrives on Ancient Wisdom
Built and developed in accordance with the principles of vaastu shastra, this 1.5-GW “mega” gas power plant in India imbues positivity and proactivity into all aspects of plant operation. It has resulted
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O&M
How Does the Western Energy Imbalance Market Work?
The California Independent System Operator’s Energy Imbalance Market (EIM) is a real-time energy market, the first of its kind in the western U.S. EIM’s advanced market systems automatically find low-cost
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IIOT Power
Advanced Digital Technology Offers Utilities Profound Changes
Advanced digital technologies, including robotics, artificial intelligence, and machine learning, are transforming the way electric power companies do business, in ways that benefit the companies and their
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Legal & Regulatory
Can Coal and Nuclear Power Plants Be Saved?
It’s no secret that U.S. nuclear and coal-fired power plants are struggling to remain viable in competitive markets. Many plants have been retired for economic reasons long before the facilities reached the
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Renewables
India’s Coal Glut Leaves Producers Teetering on Bankruptcy
At the end of July, India’s Central Electricity Authority (CEA) noted in its annual load generation balance report (LGBR) for the year 2018–2019 that the country will likely have a peak surplus of 2.5% and
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O&M
The Gamble to Produce Power from a ‘Killer’ Lake
KivuWatt, a 26.2-MW power plant in Kibuye, Rwanda, was conceived to help reduce risk of an overpressure gas outburst at Lake Kivu. The first-of-its-kind integrated methane gas extraction and production
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O&M
What Is Meant by Power Factor?
Low power factor reduces an electrical system’s distribution capacity by increasing current flow. Therefore, having a low power factor is inefficient and expensive. But what is power factor and what affects
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O&M
Aftermarket Parts Substitutions Can Shut Down a Power Plant
Every power generation facility is unique, as are the functions and maintenance requirements for their equipment. Keeping equipment in working order and avoiding downtime is critical. Plants will sometimes use
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O&M
Minimizing Fire and Explosion Hazards in Dusty Systems
Understanding the properties of bulk materials and how they interact with environmental factors is vital to safe operations, but having an honest conversation about the hazards, so risks can be properly
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Gas
Transparency Instrumental in Successful Power Plant Project
Public perceptions can make or break a project. One municipal utility found that out firsthand. When resistance grew strong against a new power plant it needed, the company rebooted and engaged with local
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General
Coal-to-Gas Power Shift Driven by Economics
The Tennessee Valley Authority’s third coal plant conversion to gas combined cycle generation, at the venerable Allen plant near Memphis, Tennessee, created the most-efficient combined cycle plant in its