POWER
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Top Plant
Winds of Change Revitalize West Texas
A major wind farm sited on 200 square miles across two Texas counties is part of that state’s commitment to renewable energy, part of an energy transformation in a region once known for its oil boomtowns
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Ocean/Marine
A Big Splash for Marine Power: Minesto’s Underwater Kite
After more than a decade of development, Minesto’s novel underwater “kite” technology kicked off commercial operation with a 100-kW project in the Faroe Islands. Despite some hiccups, the pioneering
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Hydro
Red Rock Hydroelectric Project: Successfully Generating New Power from a Pre-Existing Dam
There are challenges to adding power generating capability to a dam built for flood control, but the Red Rock Hydroelectric Project shows that the obstacles are not insurmountable. With the right team, success
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Renewables
Energy Transition Facing Potentially Debilitating Critical Mineral Supply Gap
Building new solar PV plants and wind farms, and supporting an expansion of electric vehicles (EVs) and green hydrogen as is planned to meet decarbonization goals, will dramatically expand demand for copper
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Finance
Types of Power Purchase Agreements and Why Each PPA Might Be Used
Stakeholders are increasingly pressuring corporations to become more sustainable, and often that means using renewable energy to help meet their electricity needs. Most non-power companies don’t want to take
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News
Hydropower Experiencing Climate Impacts From Drought, Flooding
The impacts of climate change are being experienced across the power generation industry, and certainly in the hydropower sector, with generation directly tied to the ebbs and flows of precipitation. Areas
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Coal
Types of Coal and Fuel Blending Tips for Coal Power Plants
There are a handful of reasons why coal-fired power plant managers may want to blend fuel, but often the driving factor is economics. While the cost of the delivered coal is an important aspect, there could be
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Energy Storage
Global Market Expanding for Battery Makers
The global market for batteries continues to grow, as demand for battery power accelerates across several industries, from electric vehicles (EVs) to electronic devices, and for energy storage in the power
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Gas
Phnom Penh Power Plant: An Investment for the Future of Cambodia
The Phnom Penh power station supports Cambodia’s decarbonization goals. The 200-MW facility’s 11 dual-fuel engines can operate on heavy fuel oil today, with a goal of using much-lower-emission natural gas
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T&D
Optimism Abounds as Infrastructure Projects Fuel Growth
Soon after COVID-19 first broke into the public consciousness in early 2020, panic filled the streets. I’ll be honest, I was nervous. The U.S. stock market plummeted roughly 35% over the course of about a
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Solar
Debunking Four Solar Energy Myths
Solar energy is already a significant part of the energy supply in the U.S., and it is poised to continue growing in the next few decades. In April, President Biden announced his target for the U.S. to achieve
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Nuclear
Radioactive Contamination and the Environment: Studying the Chernobyl Nuclear Power Plant
More than 35 years have passed since a steam explosion and fires at the Chernobyl nuclear power plant caused massive amounts of radioactive material to be released into the environment. Time seems to have
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O&M
Redesign Can Increase Geothermal Turbine Efficiency
Geothermal power is increasingly cited as a renewable energy resource with a vast potential to make the world’s electricity supply more sustainable. Many areas utilizing geothermal are located where the heat
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O&M
Extending the Strength and Life of Tie Rod Bolts
Turbines are the backbone of power generation, so maintaining top performance of all their moving parts is important for continued, efficient operation. Tie rod bolts that connect gas turbine stages are susceptible to fretting fatigue at the edge of the contact region between the turbine rotors and the tie rod landings. Oxide particles can become […]
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Distributed Generation
A Brave New World of Reliability: ELCC, EIMs, and DERs
Market forces and government policy are driving clean energy deployment across the U.S. at a level that could impact reliability if not carefully implemented. State regulators, independent system operators
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Coal
The Remarkable Responsibility of Coal Refuse Power
West Virginia’s only remaining coal refuse–fueled facility, the 80-MW Grant Town Power Project, is a 2021 Top Plant winner for powering on, despite challenges, to remediate 530,000 tons of coal refuse annually while reclaiming roughly 30 acres of land per year.
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Top Plant
Cause for Celebration–Plant Provides Power, Economic Boost to Pakistan
The Engro Powergen Thar Ltd. power station is transforming a desert region that has long sought reliable electricity to support its economy, create jobs, utilize an abundant natural resource, and help solve an
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Coal
Taean IGCC: Continued Operation, Continued Achievement
Korea Western Power’s Taean Integrated Gasification Combined Cycle (IGCC) Power Plant this year marked 4,000 hours of consecutive accident-free operations, setting a new world record for IGCC power plants
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Solar
The Solar and Wind Power Cost-Value Conundrum
The costs for wind and solar power generating systems have decreased dramatically over the past decade. According to the International Renewable Energy Agency (IRENA), the global weighted-average levelized
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News
Communities Benefit from Microgrid Milestones
A remote area in Australia recently recorded an important power generation achievement, as the region received all its electricity from solar power and battery energy storage. The town of Onslow, located in
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T&D
The Future Electric Grid: How HVDC Could Transform the U.S. Power System
The U.S. electric grid is a complex web of interconnected power lines. It functions remarkably well, considering that it is a constant work in progress. Yet, what has served adequately in the past may not be
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Hydro
China Starts Up Turbines at 16-GW Hydro Project After Four-Year Construction Period
China in late June began operating two of the world’s first 1-GW hydropower turbines at the Baihetan Hydropower Station in southwest China. When the project’s 16 generating units are completed by July 2022
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Waste to Energy
Perspectives on Energy Recovery from U.S. Plastic Waste
The truth about plastic placed in recycling bins is that most ends up in landfills. Converting the energy stored in plastic into electricity via waste-to-energy power plants offers a beneficial option
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Nuclear
South Africa Nuclear Regulator Furthers New Nuclear Build Process
South Africa’s longstanding ambitions to expand its nuclear power capacity gained some ground this July, after the nation’s nuclear regulator announced it would convene a public hearing relating to a
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Full Coverage
Unique Monitoring Strategy for the Unique Huntly Power Station
Monitoring steam turbo-generators in a typical thermal power station is normally straightforward without any particular issues, but Huntly presented special challenges. When the time came to replace the legacy
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News
Improve Energy-from-Waste Plant Operations Through Intelligent Management
Implementation of an intelligent operations and maintenance framework has improved operation rates, reduced unexpected shutdowns, and increased power generated per unit of waste at energy-from-waste power
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Commentary
Why California Is Scrambling to Meet Summer Demand
At the urging of the California Public Utility Commission (CPUC) and the California Energy Commission (CEC), on July 1, the California Independent System Operator (CAISO) announced its intent to procure
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O&M
Aging Frequency Converter Given Extended Service Life
When specialist equipment, such as a frequency converter, needs to be refurbished, it is important to work with experts who have the experience and facilities to complete the project efficiently. With a
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Waste to Energy
The SAINT: Turning Ice Cream Residuals and Food Waste into Energy
Food and beverage manufacturers around the globe generate greenhouse gas emissions from high-strength organic wastes, much of which is too concentrated to send to local wastewater treatment facilities. To develop new approaches to solving that problem, Leyline Renewable Capital is partnering with PurposeEnergy to convert Ben & Jerry’s ice cream waste into clean water, fertilizer, […]
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Commentary
Offshore Wind a Biden Priority, but Federal Permits Remain a High Hurdle
President Biden in March of this year announced plans to “jumpstart” offshore wind projects, making that renewable energy resource a focal point of his administration’s energy and environmental policies